nds Agrochemical formulations of microcapsules for compounds containing carboxamide groups By www.freepatentsonline.com Published On :: Tue, 14 Apr 2015 08:00:00 EDT The present invention is directed towards microcapsules, uses and methods of microencapsulation with improved properties regarding agglomeration, bleeding and control of the reaction. The invention is especially suitable for chemical compounds with at least one carboxamide group, preferably for microencapsulation of those compounds wherein the carbonyl group is attached to a nitrogen atom or nitrogenated heterocycle and wherein the microencapsulation reaction may be too vigorous. The microcapsules are characterized by a mixed glycoluril-polyurea polymer wall, wherein the polyurea groups come from a urea-formaldehyde resin and not from isocyanate monomers or prepolymers. The process of making such microcapsules a dispersant in the oil phase of the type of block copolymer of vinylpyrrolidone/vinylalkene and/or vinylpyrrolidone/vinyl acetate and the microencapsulation reaction may be carried out without the presence of any polyamine/polyol acting as a catalyst. Full Article
nds Blends containing photoactive additive By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT Polymeric blends having improved flame retardance properties and good ductility at low temperatures are disclosed. The blend is formed from (A) a photoactive additive containing a photoactive group derived from a monofunctional benzophenone; and (B) a polymer resin which is different from the photoactive additive. The additive can be a compound, oligomer, or polymer. When exposed to ultraviolet light, crosslinking will occur between the photoactive additive and the polymer resin, enhancing the chemical resistance and flame retardance while maintaining ductility. Full Article
nds Method for upgrading hydrocarbon compounds and a hydrocarbon compound distillation separation apparatus By www.freepatentsonline.com Published On :: Tue, 10 Mar 2015 08:00:00 EDT There is provided a method for upgrading hydrocarbon compounds, in which hydrocarbon compounds synthesized in a Fisher-Tropsch synthesis reaction are fractionally distillated, and the fractionally distillated hydrocarbon compounds are hydrotreated to produce liquid fuel products. The method includes fractionally distilling heavy hydrocarbon compounds synthesized in the Fisher-Tropsch synthesis reaction as a liquid into a first middle distillate and a wax fraction, and fractionally distilling light hydrocarbon compounds synthesized in the Fisher-Tropsch synthesis reaction as a gas into a second middle distillate and a light gas fraction. Full Article
nds Superhydrophobic aerogel that does not require per-fluoro compounds or contain any fluorine By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Provided are superhydrophobic coatings, devices and articles including superhydrophobic coatings, and methods for preparing the superhydrophobic coatings. The exemplary superhydrophobic device can include a substrate component and one or more superhydrophobic coatings disposed over the substrate component, wherein at least one of the one or more superhydrophobic coatings has a water contact angle of at least about 150° and a contact angle hysteresis of less than about 1°. The one or more superhydrophobic coatings can include an ultra high water content acid catalyzed polysilicate gel, the polysilicate gel including a three dimensional network of silica particles having surface functional groups derivatized with a silylating agent and a plurality of pores. Full Article
nds Mixer for biphasic compounds By www.freepatentsonline.com Published On :: Tue, 28 Apr 2015 08:00:00 EDT Mixer for biphasic compounds, including a chamber for containing a solid phase and a cartridge containing a phial of a liquid phase, said chamber and said cartridge being able to communicate through respective channels, wherein said cartridge includes an external casing made in a deformable material and said phial is of the breakable type. Full Article
nds Dinitroxide-type biradical compounds optimized for dynamic nuclear polarization (DNP) By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention relates to the field of organic chemistry and in particular to organic free radicals used as polarizing agents in the technique of Dynamic Nuclear Polarization (DNP), which involves transferring the polarization of electron spins to the nuclei of a compound whose Nuclear Magnetic Resonance (NMR) is being observed. It concerns Dinitroxide-type Biradical polarizing agents characterized by a rigid linkage between the aminoxyl groups of said nitroxide units. This particular structure enables, at low temperatures and high fields, optimal transfer of polarization and optimal enhancement of NMR/MAS signals of the polarized nuclei of the compound studied. Full Article
nds Compounds as rearranged during transfection (RET) inhibitors By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT This invention relates to novel compounds which are inhibitors of the Rearranged during Transfection (RET) kinase, to pharmaceutical compositions containing them, to processes for their preparation, and to their use in therapy, alone or in combination, for the normalization of gastrointestinal sensitivity, motility and/or secretion and/or abdominal disorders or diseases and/or treatment related to diseases related to RET dysfunction or where modulation of RET activity may have therapeutic benefit including but not limited to all classifications of irritable bowel syndrome (IBS) including diarrhea-predominant, constipation-predominant or alternating stool pattern, functional bloating, functional constipation, functional diarrhea, unspecified functional bowel disorder, functional abdominal pain syndrome, chronic idiopathic constipation, functional esophageal disorders, functional gastroduodenal disorders, functional anorectal pain, inflammatory bowel disease, proliferative diseases such as non-small cell lung cancer, hepatocellular carcinoma, colorectal cancer, medullary thyroid cancer, follicular thyroid cancer, anaplastic thyroid cancer, papillary thyroid cancer, brain tumors, peritoneal cavity cancer, solid tumors, other lung cancer, head and neck cancer, gliomas, neuroblastomas, Von Hippel-Lindau Syndrome and kidney tumors, breast cancer, fallopian tube cancer, ovarian cancer, transitional cell cancer, prostate cancer, cancer of the esophagus and gastroesophageal junction, biliary cancer, adenocarcinoma, and any malignancy with increased RET kinase activity. Full Article
nds Ethanamine compounds and methods of using the same By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention is directed to ethanamine compounds, pharmaceutical compositions comprising the same, and methods of treating depression by administering the ethanamine compound. Full Article
nds Oxime-substituted-quinoxaline-type piperidine compounds as ORL-1 modulators By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present disclosure relates to Oxime-Substituted Quinoxaline-Type Piperidine Compounds, such as those of Formula (I): and the pharmaceutically acceptable salts and solvates thereof, wherein R1, R2, R3, R4, R20, R21, Q, Y1, Z, A, B, and a are as defined herein; compositions comprising an effective amount of an Oxime-Substituted Quinoxaline-Type Piperidine Compound, and methods to treat or prevent a condition, such as pain, comprising administering to an animal in need thereof an effective amount of an Oxime-Substituted Quinoxaline-Type Piperidine Compound. Full Article
nds Selective opioid compounds By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention relates to compounds of Formula I or II, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which relates to mophinan compounds useful as μ, δ and/or κ receptor opioid compounds and pharmaceuticals containing same that may be useful for mediating analgesia, combating drug addiction, alcohol addiction, drug overdose, mental illness, bladder dysfunctions, neurogenic bladder, interstitial cystitis, urinary incontinence, premature ejaculation, inflammatory pain, peripherally mediated and neuropathic pain, cough, lung edema, diarrhea, cardiac disorders, cardioprotection, depression, and cognitive, respiratory, diarrhea, irritable bowel syndrome and gastro-intestinal disorders, immunomodulation, and anti-tumor agents. Full Article
nds Phenoxyisobutyric acid compounds and method of synthesis By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention provides a process for the synthesis of substituted phenoxymethylpropionic acid and related compounds. The compounds are useful for inhibiting the formation of AGEs (Advanced Glycation End Products). Full Article
nds Antifibrotic compounds and uses thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention provides compounds having the general structural formula (I), and pharmaceutically acceptable derivatives thereof, as described generally and in classes and subclasses herein, and additionally provides pharmaceutical compositions thereof, and methods for the use thereof for the treatment of any of a number of conditions or diseases involving abnormal or excessive fibrosis. Full Article
nds Methine-substituted cyanine dye compounds By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Cyanine dye compounds having a substituted methine moiety that are nucleic acid stains, particularly for fluorescent staining of RNA, including compounds having the formula where R1 is a C1-C6 alkyl, sulfoalkyl, carboxyalkyl or C1-C6 alkoxy; each R2 is independently selected from the group consisting of H, C1-C6 alkyl, C1-C6 alkoxy, fused benzo, trifluoromethyl, amino, sulfo, carboxy and halogen, that is optionally further substituted; at least one of R3, R4, and R5 is an alkyl, aryl, heteroaryl, cyclic, or heterocyclic moiety that is optionally substituted by alkyl, amino, aminoalkyl, carboxy, nitro, or halogen; and the remaining R3, R4 or R5 are hydrogen; X is S, O, or Se; and D is a substituted or unsubstituted pyridinium, quinolinium or benzazolium moiety. Full Article
nds Substituted pyridine and pyrazine compounds as PDE4 inhibitors By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The invention provides a chemical entity of Formula (I) wherein R1, R2, R3, R4, Y and Z have any of the values described herein, and compositions comprising such chemical entities; methods of making them; and their use in a wide range of methods, including metabolic and reaction kinetic studies, detection and imaging techniques, and radioactive treatments; and therapies, including inhibiting PDE4, enhancing neuronal plasticity, treating neurological disorders, providing neuroprotection, treating a cognitive impairment associated with a CNS disorder, enhancing the efficiency of cognitive and motor training, providing neurorecovery and neurorehabilitation, enhancing the efficiency of non-human animal training protocols, and treating peripheral disorders, including inflammatory and renal disorders. Full Article
nds Preparation of saturated ketone morphinan compounds By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention provides processes for the preparation of saturated ketone morphinan compounds. In particular, the invention provides processes for the conversion of a morphinan comprising an allyl alcohol ring moiety into a morphinan comprising a saturated ketone ring moiety by an isomerization reaction catalyzed by an inorganic salt of a late transition metal. Full Article
nds Pesticidal compounds By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A compound of formula (I) wherein R1 to R4 are, for example, each hydrogen, R5 is pyridyl, which has two or more substituents selected, for example, from halogen, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, and cyano; R6 is, for example, hydrogen; R7 is, for example, hydrogen, cyano, hydroxyl, formyl, C1-C4-alkyl, C1-C4-alkoxy, C2-C4-alkenyl, or C2-C4-alkynyl; and A1 to A5 are, independently selected, from, for example, N, and C—H; and its use as a pesticidal agent. Full Article
nds Method for producing pyridazinone compounds and intermediate thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention relates to a novel method for producing a pyridazinone compound and an intermediate thereof as shown in the following scheme: wherein the symbols are as defined in the specification. Full Article
nds Substituted naphthyridine and quinoline compounds as MAO inhibitors By www.freepatentsonline.com Published On :: Tue, 06 Oct 2015 08:00:00 EDT The invention provides a chemical entity of Formula (I) wherein R1, R2, R3, Y, and n have any of the values described herein and compositions comprising such chemical entities; methods of making them; and their use in a wide range of methods, including metabolic and reaction kinetic studies, detection and imaging techniques, and radioactive treatments; and therapies, including inhibiting MAO, and MAO-B selectively, enhancing neuronal plasticity, treating neurological disorders, providing neuroprotection, treating a cognitive impairment associated with a CNS disorder, enhancing the efficiency of cognitive and motor training, providing neurorecovery and neurorehabilitation, enhancing the efficiency of non-human animal training protocols, and treating treating peripheral disorders (including obesity, diabetes, and cardiometabolic disorders) and their associated co-morbidities. Full Article
nds Terpene derived compounds By www.freepatentsonline.com Published On :: Tue, 21 Apr 2015 08:00:00 EDT This invention relates to terpene derived compounds and farnesene derived compounds, and to the use of such terpene derived compounds and farnesene derived compounds in lubricants, detergents, dispersants, functional fluids, fuels, polymer compositions, cold flow improvers, and the like. Full Article
nds Ketal compounds and uses thereof By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT Various esterified alkyl ketal ester or hydroxyalkyl ketal ester products are useful as components of organic polymer compositions. The ketal esters are produced in certain transesterifications between alkyl ketal esters and/or hydroxyalkyl ketal esters and polyols, aminoalcohols, polyamines, and/or polycarboxylic acids. The products are excellent plasticizers for a variety of organic polymers, notable poly(vinyl chloride) plastisols. The products are also very good lubricants for many lubrication applications. Full Article
nds Ring-opening polymerization of cyclic compounds catalyzed by carbene derivatives By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT This disclosure provides methods of controlled polymerization of cyclic compounds catalyzed by carbene derivatives having a general formula as shown below, and to obtain a biodegradable polymeric material having a large molecular weight, a narrow dispersity, and no metallic impurity. Full Article
nds Multi-armed catechol compound blends By www.freepatentsonline.com Published On :: Tue, 23 Dec 2014 08:00:00 EST The invention describes families of compounds that utilize multihydroxyl phenyl groups to provide adhesive properties. Selection of the multihydroxy phenyl group along with linkers or linking groups and the linkages between the linkers or linking groups with polyalkylene oxides, provides materials that can be engineered to afford controllable curing time, biodegradation and/or swelling. Full Article
nds Polylactide-graft-lignin blends and copolymers By www.freepatentsonline.com Published On :: Tue, 31 Mar 2015 08:00:00 EDT The present invention is directed to a PLA-graft-lignin polymers and copolymers and methods of making the same. As the lignocellulosic biorefining industry emerges as a viable fuels technology, the availability of the assortment of lignins will also expand. The use of lignins as a copolymer is one area where lignin may be utilized. Full Article
nds Manufacture and use of modified polysaccharide chitosan bonds and a process to improve the preparation of HES-medicinal substance compounds By www.freepatentsonline.com Published On :: Tue, 14 Oct 2014 08:00:00 EDT The invention relates to a bonding product suitable as a carrier for medicinal substances and to the compound derived therefrom that carries medicinal substances. The invention further relates to a process and device for preparing such bonding products and compounds. Further, the invention relates to a pharmaceutical composition containing such bonding products and compounds, and to the use thereof for preparing an infusible medicament for treating a disease. Full Article
nds Diaryl phosphine compounds By www.freepatentsonline.com Published On :: Tue, 28 Oct 2014 08:00:00 EDT A method for making diazo-compounds, diazonium salts thereof and other protected forms of these compounds. Diazo-compounds are prepared by reaction of a tertiary phosphine reagent carrying a reactive carbonyl group with an azide. The reaction can also generate an acyl triazene which can be converted thermally or by addition of base to form the diazo-compound or the acyl triazene can be isolated. The method is particularly useful for conversion of azides carrying one or more electron withdrawing groups to diazo-compounds. The method can be carried out in aqueous medium under mild conditions and is particularly useful for conversion of azido sugars to diazo-compounds and diazonium salts thereof under physiological conditions. Tertiary phosphine reagents, particularly those that are water-soluble, and precursors for preparation of the reagents are provided. Full Article
nds Cycloalkyl triamine pentacarboxylate as ligands for paramagnetic metal complexes By www.freepatentsonline.com Published On :: Tue, 04 Nov 2014 08:00:00 EST A cycloalkyl triamine pentacarboxylate compound coordinating to a metal ion to form a high stability metal complex in serum is provided. The metal complex of the present invention can be used as a contrast agent for magnetic resonance imaging (MRI). Full Article
nds Basic bisazo compounds By www.freepatentsonline.com Published On :: Tue, 30 Dec 2014 08:00:00 EST The invention relates to basic bisazo compounds according to formula (I) wherein all substituents are defined as in Claim 1, their production, their use as dyestuffs as well as material dyed with these dyestuffs. Full Article
nds Azo compounds reducing formation and toxicity of amyloid beta aggregation intermediates By www.freepatentsonline.com Published On :: Tue, 10 Mar 2015 08:00:00 EDT The present invention relates to compounds suitable as modulators of protein misfolding and/or protein aggregation. The compounds are particularly suitable as inhibitors of amyloid aggregate formation and/or modulators of amyloid surface properties, and/or as activators of degradation or reduction of amyloid aggregates. Full Article
nds Capture compounds, collections thereof and methods for analyzing the proteome and complex compositions By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Capture compounds and collections thereof and methods using the compounds for the analysis of biomolecules are provided. In particular, collections, compounds and methods are provided for analyzing complex protein mixtures, such as the proteome. The compounds are multifunctional reagents that provide for the separation and isolation of complex protein mixtures. Automated systems for performing the methods also are provided. Full Article
nds Methods of using antibodies during anticoagulant therapy of dabigatran and/or related compounds By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention relates to antibody molecules against anticoagulants, in particular dabigatran, and their use as antidotes of such anticoagulants. Full Article
nds Antioxidant, anti-inflammatory, anti-radiation, metal chelating compounds and uses thereof By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Potent compounds having combined antioxidant, anti-inflammatory, anti-radiation and metal chelating properties are described. Short peptides having these properties, and methods and uses of such short peptides in clinical and cosmetic applications are described. Full Article
nds Compounds that inhibit Hsp90 protein-protein interactions with IAP proteins By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Disclosed herein are compounds that inhibit Hsp90 interactions with IAP proteins, such as Survivin, XIAP, cIAP1, or cIAP2, and methods for identifying and using such compounds. Full Article
nds Methods for the synthesis of dicarba bridges in organic compounds By www.freepatentsonline.com Published On :: Tue, 11 Aug 2015 08:00:00 EDT The present invention relates to methods for forming dicarba bridges in organic compounds. This involves the use of a pair of complementary metathesisable groups on the organic compound, and subjecting the compound to cross-metathesis under microwave radiation conditions. In an alternative, the compounds contain a turn-inducing group between the pair of cross-metathesisable groups to facilitate the cross-metathesis. Full Article
nds Triphenylene-based compounds and organic electroluminescent device comprising same By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention relates to a triphenylene-based compound represented by the following Formula 1 and an organic electroluminescent device including the same, and the compound of the present invention has excellent hole injection and/or transporting ability, electron transporting ability, and/or light emitting ability, and particularly, green and red light emitting ability, and thus in an organic electroluminescent device containing the same as a light emitting host material, characteristics such as luminous efficiency, luminance, thermal stability, driving voltage, service life and the like may be improved. In the formula, each of A, L, X and R1 to R19 is the same as those as defined in Detailed Description. Full Article
nds Heterodimeric peptide compounds displaying NGF activity and their use to treat neurodegenerative disorders By www.freepatentsonline.com Published On :: Tue, 11 Jun 2013 08:00:00 EDT Peptides having a structure characterized by the presence of two loops constrained in cyclic structure by the presence of covalent bonds between amino acid side chains, the amino acid sequences of the first and the second loop being substantially homologues to that of loop 1 (residues 29-38) and of loop 4 (residues 92-97) of NGF, respectively, displaying nerve growth factor (NGF) agonist or partial agonist activity. Full Article
nds Isolated shingled bands of fractional tracks By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Systems and methods are disclosed for isolated bands of fractional tracks in data storage devices, particularly devices employing shingled magnetic recording. In one embodiment, a device may comprise a data storage medium including a first data storage area including tracks overlapped in a shingled manner and having a first circumferential portion of a track to store data, a second data storage area, and a guard area disposed between the first data storage area and the second data storage area, the guard area including a second circumferential portion of the track as a partial guard track. In some embodiments, the guard area may include at least one sector in the first circumferential portion of the track, such that at least one sector of the guard area is interposed between data storage sectors of the first data storage area. Full Article
nds Method for preparation of platinum-carbonyl-siloxane compounds By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The invention relates to a method for preparation of platinum siloxane compounds containing at least one CO ligand molecule (Pt carbonyl siloxanes). The method comprises reacting gaseous carbon monoxide (CO) with a platinum siloxane compound, preferably a platinum vinyl-cyclosiloxane compound, in solution with an organic solvent. The method is straightforward and applicable to industrial scale. With this method, specific isomers of platinum carbonyl vinylcyclosiloxanes are prepared, in which the two η-2-ethenyl groups coordinated to the Pt atom are bonded in trans-configuration relative to the cyclosiloxane backbone. The Pt compounds obtained by the method are used as catalysts for hydrosilylation and for crosslinking and curing of siloxanes and silanes. Full Article
nds Writing utensil with two handles for writing with both hands simultaneously By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT A symmetric rigid writing device comprises two arms and a writing utensil. The writing utensil is permanently attached to the arms. The arms and the writing utensil are made of rigid materials. The arms are symmetric and the writing utensil is positioned at the center between the arms. Each of the arms is shaped like a curved pole. At least one end of each arm is attached to the writing utensil. The user may grasp the writing device by the arms with both hands and execute a writing action. Full Article
nds Transmission power control on a wireless communication device for a plurality of regulated bands or component carriers By www.freepatentsonline.com Published On :: Tue, 02 Jun 2015 08:00:00 EDT A wireless communication device is configured for performing uplink transmission power control. The wireless communication device includes a processor and instructions stored in memory. The wireless communication device performs uplink transmission power control for multiple regulated frequency bands or component carriers. The wireless communication device determines a total transmission power for at least one component carrier and allocates transmission power to at least one antenna. Full Article
nds Optimally configuring an information landscape By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT According to an embodiment of the present invention, a system optimizes an information processing environment, and comprises at least one processor. The system collects information pertaining to operational behavior of the information processing environment and including a plurality of parameters. A neural network structure is established to associate the parameters to a desired operational performance characteristic for the information processing environment. The neural network structure is trained with the collected information from the information processing environment to produce a model for the information processing environment. The model is optimized to determine values for the parameters and the information processing environment is adjusted based on the determined parameter values to attain the desired operational performance of the information processing environment. Embodiments of the present invention further include a method and computer program product for optimizing an information processing environment in substantially the same manner described above. Full Article
nds Method for producing photonic wire bonds By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A method for making optical connections with optical waveguides includes mounting the optical waveguides or a device comprising the optical waveguides, on a component carrier. A partial region of the optical waveguides is embedded in a volume of resist material. Positions of the optical waveguides to be connected are detected with reference to a coordinate system using a measuring system. Favorable, three-dimensional geometries are determined for optical waveguide structures for connecting the optical waveguides to each other at predetermined connecting locations and the optical waveguide structure geometries are converted to a machine-readable dataset. The optical waveguide geometries in the volume of the resist material are three-dimensionally structured using a direct-writing lithography device operating on the basis of the machine-readable dataset. The structured resist material is treated using physical or chemical methods to form at least one optical waveguide structure having ends connected to predetermined connecting locations of the optical waveguides. Full Article
nds Mass spectrometry of steroidal compounds in multiplexed patient samples By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The invention relates to the quantitative measurement of steroidal compounds by mass spectrometry. In a particular aspect, the invention relates to methods for quantitative measurement of steroidal compounds from multiple samples by mass spectrometry. Full Article
nds Tin-containing organolithium compounds and preparation thereof By www.freepatentsonline.com Published On :: Tue, 07 Sep 2004 08:00:00 EDT The present invention relates to a tin-containing organolithium compound which can be used as anionic polymerization initiators, represented by the following formula (1): R4−xSn(Ya—Zm—Yb—Li)x (1)Wherein R, Z and Y are defined as in the specification; x represents a value of 1 or 2; m represents a value of 0 or 1; a represents a value of 0 to 6, b represents a value of 0 to 6, a+b is from 0 to 6, provided that m=1 when x=1. The tin-containing organolithium compounds according to the present invention can be used as initiators to initiate the polymerization of conjugated dienes and/or monovinyl aromatic hydrocarbons, thereby synthesizing various linear, star or telechelic polymers. The present invention also relates to a method for preparing the tin-containing organolithium compounds according to the present invention. Full Article
nds Process for the purification of organometallic compounds or heteroatomic organic compounds with hydrogenated getter alloys By www.freepatentsonline.com Published On :: Tue, 28 Sep 2004 08:00:00 EDT A process for the purification of organometallic compounds or heteroatomic organic compounds from oxygen, water and from the compounds deriving from the reaction of water and oxygen with the organometallic or heteroatomic compounds whose purification is sought, comprising the operation of contacting the organometallic or heteroatomic compound to be purified in the liquid state or in form of vapor, pure or in a carrier gas, with a hydrogenated getter alloy, and optionally also with one or more gas sorber materials selected among palladium on porous supports and a mixture of iron and manganese supported on zeolites. Full Article
nds Method for producing Grignard compounds By www.freepatentsonline.com Published On :: Tue, 31 May 2005 08:00:00 EDT The invention relates to a process for preparing Grignard compounds of the formula I. The invention additionally relates to compounds of the formula I and to polymer-bound compounds of the formula Ia. The invention further relates to the use of the process for preparing substance libraries and to the use of the compounds of the formulae I and Ia in chemical synthesis. Full Article
nds Process for the preparation of alkyllithium compounds By www.freepatentsonline.com Published On :: Tue, 28 Feb 2006 08:00:00 EST A process for preparing alkyllithium compounds by reacting a sodium-lithium alloy with alkyl halides at temperatures of about 50 to 125° C. Full Article
nds Method for the production of alkyl lithium compounds by using reduced pressure By www.freepatentsonline.com Published On :: Tue, 13 Feb 2007 08:00:00 EST Disclosed is a method for producing Alkyllithium compounds by reacting metallic lithium with an Alkyl halide in a solvent. The reaction is performed at a reduced pressure at the boiling point of the solvent. Full Article
nds Metallocenes containing ligands of 2-substituted indenyl derivatives, process for their preparation, and their use as catalysts By www.freepatentsonline.com Published On :: Tue, 27 Mar 2007 08:00:00 EDT The novel metallocenes of the formula I in which, preferably, M1 is Zr or Hf, R1 and R2 are alkyl or halogen, R3 and R4 are hydrogen, R5 and R6 are alkyl or haloalkyl, —(CR8R9)m—R7—(CR8R9)n— is a single- or multi-membered chain in which R7 may also be a (substituted) hetero atom, m+n is zero or 1, and R10 is hydrogen, form, together with aluminoxanes as cocatalysts, a very effective catalyst system for the preparation of polyolefins of high stereospecificity and high melting point. Full Article
nds Method for the production of alkyl lithium compounds by means of spraying of lithium metal By www.freepatentsonline.com Published On :: Tue, 05 Feb 2008 08:00:00 EST A method for the production of alkyl lithium compounds is disclosed, in which metallic lithium is reacted with an alkyl halide in a solvent, whereby the metallic lithium is introduced in the form of lithium particles, generated by spraying molten lithium into an inert atmosphere or into a vacuum. Full Article
nds Method of preparing organomagnesium compounds By www.freepatentsonline.com Published On :: Tue, 10 Jun 2008 08:00:00 EDT The present invention is directed to a reagent for use in the preparation of organomagnesium compounds as well as to a method of preparing such organomagnesium compounds. The present invention furthermore provides a method of preparing functionalized or unfunctionalized organic compounds as well as the use of the reagents of the present invention in the preparation of organometallic compounds and their reaction with electrophiles. Finally, the present invention is directed to the use of lithium salts—LiY in the preparation of organometallic compounds and their reactions with electrophiles and to an organometallic compound which is obtainable by the disclosed method. Full Article