e Cyclodextrin-based polymers for therapeutics delivery By www.freepatentsonline.com Published On :: Tue, 10 Dec 2013 08:00:00 EST The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein. Full Article
e Cyclodextrin-based polymers for therapeutics delivery By www.freepatentsonline.com Published On :: Tue, 17 Dec 2013 08:00:00 EST The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein. Full Article
e Paper coating or binding formulations and methods of making and using same By www.freepatentsonline.com Published On :: Tue, 24 Dec 2013 08:00:00 EST A paper coating or binding formulation comprises an aqueous polymer dispersion comprising a copolymer obtained by polymerization of an unsaturated monomer and a carbohydrate derived compound and a tetrasulfonate-based fluorescent whitening agent. The carbohydrate derived compound can be selected from the group consisting of dextrins, maltodextrins, and mixtures thereof. Methods of preparing a paper coating or binding formulation and improving the whitening properties of paper are also provided. Furthermore, paper including a copolymer obtained by polymerization of an unsaturated monomer and a carbohydrate derived compound and a tetrasulfonate-based fluorescent whitening agent is also disclosed. Full Article
e Photosensitizer based on polymer derivatives-photosensitizer conjugates for photodynamic therapy By www.freepatentsonline.com Published On :: Tue, 24 Dec 2013 08:00:00 EST Disclosed is a novel photosensitizer based on polymer derivatives-photosensitizer conjugates for photodynamic therapy capable of being selectively accumulated in cancerous tissues and producing singlet oxygen or free radical by laser irradiation. The polymer derivatives-photosensitizer conjugates for photodynamic therapy are prepared as nano-sized particles, and have excellent selection and accumulation ratio for cancerous tissues. The photosensitizer conjugates can produce singlet oxygen or free radical by a specific laser wavelength. Owing to the excellent selection and accumulation ratio for cancerous tissues, the conjugates minimizes photo-cytotoxicity of the conventional photosensitizer having a low molecular amount. Accordingly, the conjugates are very useful as a photosensitizes for photodynamic therapy with reduced side effects and excellent therapeutic effectiveness. Full Article
e Method for making biodegradable superabsorbent particles By www.freepatentsonline.com Published On :: Tue, 04 Feb 2014 08:00:00 EST A method for making particles containing carboxyalkyl cellulose, comprising blending a carboxyalkyl cellulose and a starch in water to provide an aqueous gel; treating the aqueous gel with a crosslinking agent to provide a crosslinked gel; drying the crosslinked gel to provide a solid; comminuting the solid to provide a plurality of particles. Full Article
e Crosslinked fibers and method of making same by extrusion By www.freepatentsonline.com Published On :: Tue, 11 Feb 2014 08:00:00 EST The present disclosure relates to a method of forming fibers. First and second precursors, each possessing a core and at least one functional group known to have click reactivity, are mixed. The mixed precursors are then extruded under heat to cross-link during fiber production. Full Article
e Roughage By www.freepatentsonline.com Published On :: Tue, 18 Mar 2014 08:00:00 EDT The invention relates to dietary fiber for human and animal nutrition and more particularly to roughage consisting of a fiber formulation containing lignocellulose. Said formulation contains a fraction of a fibrous substance that is fermentable in the digestive tract and a fraction of a fibrous substance that is poorly or non-fermentable in the digestive tract. Full Article
e Formaldehyde-free protein-containing binder compositions By www.freepatentsonline.com Published On :: Tue, 25 Mar 2014 08:00:00 EDT One-part binder compositions are described that may include a protein and a crosslinking combination. The crosslinking combination may include at least a first crosslinking compound and a second crosslinking compound. The first and second crosslinking compounds are individually crosslinkable with each other and with the protein. Examples of the protein include soy protein. Fiber products and methods of making the fiber products are also described. The fiber products may include organic fibers, inorganic fibers, or both, in a cured thermoset binder based on solutions of the one-part binder compositions. Full Article
e Four branched dendrimer-PEG for conjugation to proteins and peptides By www.freepatentsonline.com Published On :: Tue, 22 Apr 2014 08:00:00 EDT A polymeric dendrimer-like structure with four branches of monomethoxy-polyethylene glycol that can be represented as: The carboxylic group of the previous structure can be functionalized for the production of conjugates of pharmaceutical interest. The binding of this dendrimer-like polyethylene glycol to therapeutic proteins improves their in vitro and in vivo stability. Full Article
e Bio-based roofing adhesive compositions By www.freepatentsonline.com Published On :: Tue, 06 May 2014 08:00:00 EDT An adhesive composition for use in adhering insulation panels to roofing substrates and roofing membranes to the insulation panels include two components that are mixed prior to application on the roofing substrate. The first component may include a renewable polyol and catalyst. The renewable polyol is selected from any non-petroleum based polyol that is derived from a renewable source. The second component includes isocyanate, and may also include a polyol and a catalyst. The isocyanate and the polyol may each be any non-petroleum based isocyanate or polyol that is derived from a renewable source. Full Article
e Hyaluronic acid based copolymers By www.freepatentsonline.com Published On :: Tue, 27 May 2014 08:00:00 EDT Hyaluronic acid (HA) conjugates or crosslinked HAs compositions for coating an implantable device are provided. The implantable device can be used for treating a disorder such as atherosclerosis, thrombosis, restenosis, high cholesterol, hemorrhage, vascular dissection or perforation, vascular aneurysm, vulnerable plaque, chronic total occlusion, claudication, anastomotic proliferation for vein and artificial grafts, bile duct obstruction, ureter obstruction, tumor obstruction, and combinations thereof. Full Article
e “Green” plastic materials and methods of manufacturing the same By www.freepatentsonline.com Published On :: Tue, 27 May 2014 08:00:00 EDT A process is disclosed for producing plastic materials by providing a biology based feedstock and reacting the biology based feedstock to form a feedstock capable of reaction to form the plastic material, wherein the plastic material is selected from polystyrene and polyethylene terephthalate (PET). Full Article
e Stable reactive thermosetting formulations of reducing sugars and amines By www.freepatentsonline.com Published On :: Tue, 10 Jun 2014 08:00:00 EDT The present invention provides stable aqueous thermosetting binder compositions having a total solids content of 15 wt. % or higher, preferably, 20 wt. % or higher, and having extended shelf life comprising one or more reducing sugar, one or more primary amine compound, and one or more stabilizer acid or salt having a pKa of 8.5 or less. The total amount of stabilizer used may range from 5 to 200 mole %, based on the total moles of primary amine present in the binder. The stabilizer may be an organic stabilizer chosen from a monocarboxylic acid, a dicarboxylic acid, a fatty acid, an acid functional fatty acid ester, an acid functional fatty acid ether, or an inorganic stabilizer chosen from a mineral acid, a mineral acid amine or ammonia salt, and a Lewis acid, and mixtures thereof. The compositions can be used to provide binders for substrate materials including, for example, glass fiber. Full Article
e Lignin-derived thermoplastic co-polymers and methods of preparation By www.freepatentsonline.com Published On :: Tue, 10 Jun 2014 08:00:00 EDT The present invention relates to a crosslinked lignin comprising a lignin structure having methylene or ethylene linking groups therein crosslinking between phenyl ring carbon atoms, wherein said crosslinked lignin is crosslinked to an extent that it has a number-average molecular weight of at least 10,000 g/mol, is melt-processible, and has either a glass transition temperature of at least 100° C., or is substantially soluble in a polar organic solvent or aqueous alkaline solution. Thermoplastic copolymers containing the crosslinked lignin are also described. Methods for producing the crosslinked lignin and thermoplastic copolymers are also described. Full Article
e Sustainable toners By www.freepatentsonline.com Published On :: Tue, 01 Jul 2014 08:00:00 EDT Disclosed is a polyester resin containing the polycondensation product of (a) at least one diacid, acid ester, or diester, and (b) at least two diols. The at least two diols include a disproportionated rosin diol and 2,2-bis(4-hydroxyphenyl)propane. Also disclosed is a toner composition having particles which include the disclosed polyester resin. Further disclosed is a method of preparing the disclosed polyester resin, and a method of forming toner particles that includes the disclosed polyester resin. Full Article
e Anti-no-reflow guide wire for vascular interventional procedures By www.freepatentsonline.com Published On :: Tue, 08 Jul 2014 08:00:00 EDT The present invention relates to compositions and methods for improving outcomes in vascular interventional procedures. In particular, the present invention relates to compositions and methods for improving outcomes in vascular interventional procedures using an anti-no-reflow guide wire that attenuates the “no-reflow” phenomenon that is associated with negative outcomes. Full Article
e Cardanol derivatives in polyester toner resins By www.freepatentsonline.com Published On :: Tue, 08 Jul 2014 08:00:00 EDT The present disclosure provides a polyester toner resin comprising a polyhydroxylated cardanol derivative, that may be used in manufacturing an emulsion aggregation (EA) toner for imaging devices. Full Article
e Continuous counter-current organosolv processing of lignocellulosic feedstocks By www.freepatentsonline.com Published On :: Tue, 08 Jul 2014 08:00:00 EDT A modular process for organosolv fractionation of lignocellulosic feedstocks into component parts and further processing of said component parts into one or more of a de-lignified cellulose stream, a sugar stream, small-chain alcohol streams and four structurally distinct classes of lignin derivatives. The modular process comprises a first processing module configured for digesting lignocellulosic feedstocks with an organic solvent thereby producing a cellulosic solids fraction and a liquid fraction, a second processing module configured for recovering small-chain alcohols and optionally a first class of lignin derivatives from the cellulosic solids fraction, a third processing module configured for recovering from the liquid fraction at least one of a second class and a third class of lignin derivatives or mixtures thereof, and waste stream comprising a fourth class of lignin derivatives. The fourth processing module may optionally recover the fourth class of lignin derivatives. Full Article
e Hydrogel tissue adhesive for medical use By www.freepatentsonline.com Published On :: Tue, 15 Jul 2014 08:00:00 EDT A hydrogel tissue adhesive formed by reacting an aldehyde-functionalized polysaccharide containing pendant aldehyde groups with a water-dispersible, multi-arm amine is described. The hydrogel may be useful as a tissue adhesive or sealant for medical applications that require a more rapid degradation time, such as the prevention of undesired tissue-to tissue adhesions resulting from trauma or surgery. Full Article
e Clickable cross-linker By www.freepatentsonline.com Published On :: Tue, 15 Jul 2014 08:00:00 EDT A clickable cross-linker compound provides an easily scanned reporter ion for effective and efficient cross-linking and identification of intermolecular and intramolecular interactions of proteins and peptides. Full Article
e Thymol derivatives in polyester polymer toner resin By www.freepatentsonline.com Published On :: Tue, 05 Aug 2014 08:00:00 EDT The present disclosure provides a polyester toner resin comprising a polyhydroxylated thymol derivative that may be used in manufacturing an emulsion aggregation (EA) toner for imaging devices. Full Article
e Bi-functional co-polymer use for opthalmic and other topical and local applications By www.freepatentsonline.com Published On :: Tue, 12 Aug 2014 08:00:00 EDT The invention contemplates a copolymer which is a graft or block copolymer useful to change wettability and surface characteristics of biological surfaces. Methods for use of these formulations and coatings to change wettability and sterically stabilize, and lubricate biological surfaces in a subject, for example, in the treatment of dry eye syndrome, and to prevent adherence of unwanted proteins, for example in the treatment of contact lens intolerance, are provided. Full Article
e Formaldehyde-free protein-containing binder compositions By www.freepatentsonline.com Published On :: Tue, 19 Aug 2014 08:00:00 EDT A wood-containing composite are described that may include a lignocellulosic material, and a formaldehyde-free binder in contact with at least a portion of the lignocellulose material. The binder is formed from a binder composition that includes a soy flour, a polymer, and a crosslinking agent, at least a portion of each of which are covalently crosslinked to each other in the binder. Also described are methods of making wood-containing composites by providing a pre-mixed, one-part binder composition of at least 60 wt. % soy flour, a polymer, and a crosslinking agent. The binder composition is applied to lignocellulosic material, and the combination may be heated at a temperature of about 100° C. or more to cure the binder composition into a binder. The cured binder has the soy protein, polymer, and crosslinking agent covalently bonded to each other. Full Article
e Synthesis of abietic acid-based macromer for polyester resin process By www.freepatentsonline.com Published On :: Tue, 16 Sep 2014 08:00:00 EDT An improved polycondensation method for bio-based polyesters synthesized from pre-formed macromers and the corresponding compositions, which are useful for producing binder polymers for imaging applications such as emulsion-aggregation (EA) toner. Full Article
e Use of oils with high concentrations of polyunsaturated fatty acids in plastics and surface coatings By www.freepatentsonline.com Published On :: Tue, 30 Sep 2014 08:00:00 EDT Oil compositions having a high concentration of polyunsaturated fatty acids are described for use in various applications including use as drying oils, in ink compositions and coating compositions. Oil compositions wherein the double bonds of the fatty acids are substantially epoxidized are described and used as plasticizers and thermal stabilizers for various halogenated polymer compositions. Full Article
e Hydrogel tissue adhesive having decreased gelation time and decreased degradation time By www.freepatentsonline.com Published On :: Tue, 14 Oct 2014 08:00:00 EDT A hydrogel tissue adhesive having decreased gelation time and decreased degradation time is described. The hydrogel tissue adhesive is formed by reacting an oxidized polysaccharide containing aldehyde groups with a water-dispersible, multi-arm amine in the presence of a thiol additive. The thiol additive accelerates the process to form the hydrogel and accelerates the degradation of the hydrogel formed. The hydrogel may be useful as a tissue adhesive or sealant for medical applications, such as a hemostat sealant or to prevent undesired tissue-to-tissue adhesions resulting from trauma or surgery. Full Article
e Bioactive hydrogel By www.freepatentsonline.com Published On :: Tue, 14 Oct 2014 08:00:00 EDT The invention relates to a bioactive hydrogel as a hybrid material of heparin and star-branched polyethylene glycol with functionalized end groups, wherein the heparin is bound directly by reaction of the carboxyl groups activated with 1-ethyl-3-(3-dimethylaminopropyl) carbodiimides/N-hydroxysulfosuccinimide (EDC/s-NHS) with the terminal amino groups of the polyethylene glycol covalently by amide bonds. Full Article
e Two-component lignosulfonate adhesives and methods for their preparation By www.freepatentsonline.com Published On :: Tue, 14 Oct 2014 08:00:00 EDT Disclosed are two-component lignosulfonate adhesives, methods of synthesizing two-component lignosulfonate adhesives, kits comprising two-component lignosulfonate adhesives and methods of using two-component lignosulfonate adhesives. Full Article
e Method for synthesizing calixarene and/or cyclodextrin copolymers, terpolymers and tetrapolymers, and uses thereof By www.freepatentsonline.com Published On :: Tue, 21 Oct 2014 08:00:00 EDT The present invention relates to a novel method for synthesizing a composition of polymers, copolymers, terpolymers and tetrapolymers, and to the use thereof, said composition being made from: cyclodextrins, in particular α-cyclodextrin, β-cyclodextrin, γ-cyclodextrin, the derivatives or corresponding mixtures thereof, and/or calix[n]arene(s) and/or of calix[n]arene derivative(s) and/or a mixture of two or more different calix[n]arenes selected from calix[n]arenes (n=4-20) and/or the derivatives thereof, and to the uses thereof. A method was developed on the basis of direct-melt polycondensation. The invention can be used in the pharmaceutical, human medicine, veterinary medicine, chemistry, separation chemistry, environmental, electronics, biological, diagnostics, phytosanitation, medicinal food, agri-food, and cosmetics fields, and in the nutraceutical field and in the field of molecular imprints (MIP). Full Article
e Cellulose materials with novel properties By www.freepatentsonline.com Published On :: Tue, 28 Oct 2014 08:00:00 EDT A molecule possessing a primary or secondary amino group and an additional functionality capable of providing a novel or improved property to a cellulose material has been permanently attached to the cellulose material in aqueous media using a water-soluble carbodiimide as the coupling agent/activator. One such molecule is 5-aminofluorescein (abbreviated as “A-fluo”) and one such cellulose material is a papermaking pulp. Papers made from a pulp furnish containing, for example, 0.01 wt. % of the “A-fluo”-attached pulp show an embedded marker feature authenticable upon UV or visible light excitation. The “A-fluo”-attached pulp can also be used for the marking and identification of a pulp furnish. Full Article
e Binder resin for toner By www.freepatentsonline.com Published On :: Tue, 11 Nov 2014 08:00:00 EST A resin binder for a toner obtained by polycondensing a carboxylic acid component and an alcohol component in the presence of a lignin compound; a toner for electrophotography, containing the resin binder; and a method for producing a resin binder for a toner, including the step of polycondensing a carboxylic acid component and an alcohol component in the presence of a lignin compound. The resin binder for a toner of the present invention is suitably used as a resin binder of a toner used in development of latent images formed in electrophotography, electrostatic recording method, electrostatic printing method or the like. Full Article
e Method for preparing a gelling and viscosifying agent for drilling mud and the product thereof By www.freepatentsonline.com Published On :: Tue, 25 Nov 2014 08:00:00 EST A method for preparing lignin graft copolymer comprising: reacting lignocellulosic materials with an acrylic compound by bulk condensation under nitrogen atmosphere in the presence of a non-oxidizing strong organic acid as catalyst; separating the reaction mixture to obtain a solid phase mainly containing lignocellulosic materials and a liquid phase containing lignin graft copolymer and unreacted acrylic compound; and removing solvent from the liquid phase to obtain the lignin graft copolymer. Full Article
e Soil hydrophilization agent and methods for use By www.freepatentsonline.com Published On :: Tue, 25 Nov 2014 08:00:00 EST Disclosed are soil additives capable of hydrophilizing soil particles and/or increase available water capacity in soil. The soil additive are capable of increasing the available water content/capacity (AWC) in soils, the additive in one embodiment comprising a polymer composition having a hydrophilic portion and a hydrophobic portion, wherein the hydrophobic portion of the copolymer binds with the soil particle surface and the hydrophilic portion of the copolymer can bind with water. This results in the prevention, arrest or decelerated loss of water from the targeted area, for example the plant root zone, which allows for improved water usage efficiency by plants, grasses, vegetation, etc. Full Article
e Molasses binder By www.freepatentsonline.com Published On :: Tue, 02 Dec 2014 08:00:00 EST A binder based predominantly on molasses which incorporates both polymeric and monomeric polycarboxylic acid components to form a composite including both melanoidin and polyester polymeric structures. The binder incorporates the chemical profile of molasses with a mixture of polycarboxylic acids which combines to form a strong and weatherable binder composition which may be used to bind loosely or non-assembled matter. Full Article
e Hyaluronic acid based copolymers By www.freepatentsonline.com Published On :: Tue, 09 Dec 2014 08:00:00 EST Hyaluronic acid (HA) conjugates or crosslinked HAs compositions for coating an implantable device are provided. The implantable device can be used for treating a disorder such as atherosclerosis, thrombosis, restenosis, high cholesterol, hemorrhage, vascular dissection or perforation, vascular aneurysm, vulnerable plaque, chronic total occlusion, claudication, anastomotic proliferation for vein and artificial grafts, bile duct obstruction, ureter obstruction, tumor obstruction, and combinations thereof. Full Article
e 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
e Protein-containing adhesives, and manufacture and use thereof By www.freepatentsonline.com Published On :: Tue, 23 Dec 2014 08:00:00 EST The invention provides protein adhesives and methods of making and using such adhesives. The protein adhesives contain ground plant meal or an isolated polypeptide composition obtained from plant biomass. Full Article
e Benzindocyanine compound for labeling substance, intermediate thereof, and method for preparing the same By www.freepatentsonline.com Published On :: Tue, 06 Jan 2015 08:00:00 EST The present disclosure relates to a novel benzindocyanine compound for labeling biomolecules and a method for preparing the same. Full Article
e Formaldehyde-free protein-containing binders for spunbond products By www.freepatentsonline.com Published On :: Tue, 20 Jan 2015 08:00:00 EST One-part binder compositions are described that may include a protein and a crosslinking combination. The crosslinking combination may include at least a first crosslinking compound and a second crosslinking compound. The first and second crosslinking compounds are individually crosslinkable with each other and with the protein. Examples of the protein include soy protein. Fiber products and methods of making the fiber products are also described. The fiber products may include organic fibers, inorganic fibers, or both, in a cured thermoset binder based on solutions of the one-part binder compositions. Full Article
e Adhesives and methods for their manufacture and use By www.freepatentsonline.com Published On :: Tue, 20 Jan 2015 08:00:00 EST Adhesive copolymers and methods for preparing them are disclosed. An adhesive copolymer may be prepared from a reaction mixture containing monosaccharide monomers and dicarboxylic monomers. The monosaccharide monomers may include any of a number of C5 and/or C6 monosaccharides. Full Article
e Polymeric composition for cellulosic material binding and modifications By www.freepatentsonline.com Published On :: Tue, 03 Feb 2015 08:00:00 EST A polymer composition suitable for wood treatment or binding comprises a reaction product of at least a polyol and at least a crosslinking agent. The crosslinking agent has at least 2 carboxylic acid groups per molecule. A wood product comprising a wood substrate and a polymer composition as well as a wood treatment process are also disclosed. Full Article
e Sizing composition for mineral wool comprising a monosaccharide and/or a polysaccharide and an organic polycarboxylic acid, and insulating products obtained By www.freepatentsonline.com Published On :: Tue, 10 Feb 2015 08:00:00 EST A sizing composition for insulating products based on mineral wool, in particular on glass or on rock, includes at least one monosaccharide and/or at lest one polysaccharide, and at least one organic polycarboxylic acid having a molar mass of less than or equal to 1000. Another subject-matter of the present invention is the insulating products based on mineral fibres thus obtained and the process for the manufacture thereof. Full Article
e Cellulose resin and method for producing the same By www.freepatentsonline.com Published On :: Tue, 24 Feb 2015 08:00:00 EST A cellulose resin produced by binding cardanol or a derivative thereof and abietic acid or a derivative thereof to cellulose or a derivative thereof. Full Article
e Multifunctional in situ polymerized network via thiol-ene and thiol-maleimide chemistry By www.freepatentsonline.com Published On :: Tue, 17 Mar 2015 08:00:00 EDT Biomaterials that support cell attachment and growth are provided. In one aspect, biomaterials are provided comprising a first polymer matrix comprising reactive amino moieties and a second polymer matrix that interpenetrates with the first polymer matrix, where the second polymer matrix comprises a poly(alkylene oxide) comprising two or more alkylene oxide oligomers joined by gamma-thioether carbonyl linkages. In another aspect, biomaterials are provided comprising at least one biopolymer comprising amino groups, thiol groups, and bifunctional modifiers connecting at least some of the amino groups to at least some of the thiol groups; and at least one poly(alkylene oxide) cross-linked to at least two thiol groups of the biopolymer. The biomaterials may further comprise a pharmacologically active agent or cells. Methods of administering such biomaterials to a patient in need thereof are also provided. Full Article
e Polyester resin, electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method By www.freepatentsonline.com Published On :: Tue, 17 Mar 2015 08:00:00 EDT A polyester resin is a polycondensate obtained by reacting a divalent alcohol, a divalent carboxylic acid, and a mono- or divalent rosin by the use of a zinc compound as a reaction catalyst. Full Article
e 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
e Water based lignin epoxy resins, methods of using and making the same By www.freepatentsonline.com Published On :: Tue, 14 Apr 2015 08:00:00 EDT Water based lignoepoxy resins, and methods for their preparation and use are provided. Methods of making lignoepoxy resins without the use of volatile organic compounds are also provided. Full Article
e Photo-crosslinked gellan gum-based hydrogels: preparation methods and uses thereof By www.freepatentsonline.com Published On :: Tue, 21 Apr 2015 08:00:00 EDT This invention refers to photo-crosslinked hydrogel materials based in gellan gum suitable for tissue engineering and regenerative medicine applications or as drug delivery systems. Formulations of gellan gum with different degrees of acylation serve as precursor material for insertion of a polymerizable moiety. The materials are capable of free radical polymerization with a photo-initiator at mild temperatures and exposure to ultraviolet light, enabling control of reticulation and withstanding the encapsulation of human and animal cells and/or drugs, and any combination thereof. The physicochemical and biological properties can be adjusted by combining different formulations of gellan gum and reaction conditions. The matrix can be used either as an acellular or cellular system, dispensed manually or automatically by injection and crosslinked directly at the site of application, and can be processed using manual or automated systems in different types of scaffolds, such as hydrogels, fibers, 3D structures and micro- or nanoparticles. Full Article
e Autoxidisable coating composition By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT An autoxidisable coating composition comprising i) 10 to 60 wt % of an autoxidisable material with: a) a number average molecular weight Full Article
e Stent with radiopaque markers By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Various embodiments of stents with radiopaque markers arranged in patterns are described herein. Full Article