A cleaning composition for sanitizing and/or disinfecting hard surfaces, comprising: a cationic biocide, surfactant and low levels of VOC solvents. The cleaning composition is adapted to clean a variety of hard surfaces without leaving behind a visible residue and creates low levels of streaking and filming on the treated surface. The cleaning composition contains less than 5% by weight of VOCs. The cleaning composition may be used alone as a liquid or spray formulation or in combination with a substrate, for example, a pre-loaded cleaning wipe.

The present invention provides personal care compositions comprising a carrier and a mixture of essential oil components having specific levels of eucalyptol, terpene materials and auxiliary fragrance materials. The compositions herein gentle to skin and have a fragrance and activity similar if the composition were made using the pure extracted essential oil.

Surfactants (e.g., fluorosurfactants) for stabilizing aqueous or hydrocarbon droplets in a fluorophilic continuous phase are presented. In some embodiments, fluorosurfactants include a fluorophilic tail soluble in a fluorophilic (e.g., fluorocarbon) continuous phase, and a headgroup soluble in either an aqueous phase or a lipophilic (e.g., hydrocarbon) phase. The combination of a fluorophilic tail and a headgroup may be chosen so as to create a surfactant with a suitable geometry for forming stabilized reverse emulsion droplets having a disperse aqueous or lipophilic phase in a continuous, fluorophilic phase. In some embodiments, the headgroup is preferably non-ionic and can prevent or limit the adsorption of molecules at the interface between the surfactant and the discontinuous phase. This configuration can allow the droplet to serve, for example, as a reaction site for certain chemical and/or biological reactions. In another embodiment, aqueous droplets are stabilized in a fluorocarbon phase at least in part by the electrostatic attraction of two oppositely charged or polar components, one of which is at least partially soluble in the dispersed phase, the other at least partially soluble in the continuous phase. One component may provide collodial stability of the emulsion, and the other may prevent the adsorption of biomolecules at the interface between a component and the discontinous phase. Advantageously, surfactants and surfactant combinations of the invention may provide sufficient stabilization against coalescence of droplets, without interfering with processes that can be carried out inside the droplets.

A cleansing composition for cosmetic or household use may include an ampholytic polymer; a crosslinked cationic polymer; a surfactant component selected from the group consisting of anionic surfactants, amphoteric surfactants, cationic surfactants, nonionic surfactants, and zwitterionic surfactants; and an aqueous and/or organic carrier.

Disclosed is a cleansing composition containing from about 6% to about 20% of at least one nonionic surfactant; from about 3% to about 10% of at least one amphoteric surfactant; from about 2% to about 8% of at least one anionic surfactant; and from about 0.1% to about 5% of at least one cationic conditioning surfactant, cationic conditioning amine, or a mixture thereof; wherein the amount of nonionic surfactant present in the final composition is greater than the amount of the amphoteric surfactant, and the ratio of the nonionic surfactant (a) to anionic surfactant (c) is at least about 1.9 as much as the anionic surfactant, based on the weight percent of each surfactant in the final composition.

A method for softening laundry employs a softening composition, which includes at least one thickener containing a cationic polymer obtained by polymerization: of a cationic monomer;of a monomer with a hydrophobic nature, of formula (I): wherein R1=H or CH3 R2=alkyl chain having at least 16 carbon atomsX═O, m≧5, y=z=0, orX═NH, m≧z≧5, y=0, orX═NH, m≧y≧5, z=0, of a nonionic monomer.

Disclosed are topical skin compositions and corresponding methods of their use that include an extract from Artabotrys hexapetalus, an extract from Sassafras tzumu, and an extract from Prunus salicina.

A rinse-off composition, such as a shampoo, hair conditioner or shower gel, comprising a rinse-off composition base, lactoyl ethanolamine and at least one compound selected from the group consisting of N-(4-cyanomethylphenyl) p-menthanecarboxamide and N-(2-pyridin-2-ylethyl) p-menthanecarboxamide. The compositions provide a pleasant, long-lasting cooling sensation.

An elongated segmented soap bar is segmented longitudinally into a plurality of soap bodies separate and discrete from one another. Adjacent soap bodies are movable with respect to one another between at least two different configurations including at least an arc configuration with the plurality of soap bodies disposed in an arc. At least one coupler couples the plurality of soap bodies together to allow the adjacent soap bodies to move with respect to one another between the at least two different configurations.

The use of ferric hydroxycarboxylate as a chelator and builder for cleaning compositions is disclosed. The cleaning composition may be formulated for warewashing, laundering, and for other means of removing soils and includes a ferric hydroxycarboxylate, an alkalinity source and a surfactant system. The cleaning composition has a pH of between about 9 and about 12.

The present application relates to encapsulated, solid, water soluble benefit agents and products comprising such encapsulates, as well as processes for making and using such encapsulates and products comprising such encapsulates. In one aspect, the present application relates to a melamine formaldehyde and/or urea formaldehyde encapsulation process that offers as solution to the dissolution of solid, water soluble benefit agents during the process's emulsification step.

A non-aqueous liquid cleaning composition for applicators used for applying non-aqueous hair removal compositions to the skin. The composition includes a solubilizing oil effective for solubilizing the non-aqueous hair removal composition, e.g., mineral oil, and an effective antibacterial amount of an antibacterial agent, e.g., triclosan. The composition may also include fragrances and additional bacteriocides, e.g., phenoxyethanol. When the applicator is contacted with the heated cleaning composition any hair removal composition and bacteria on the applicator are removed therefrom and the applicator is ready for reuse. It is preferred to use surgical stainless steel applicators. Also provided are methods of using these compositions and kits containing, among other items, such compositions and applicators.

An aqueous compressed gas aerosol formulation in combination with a lined steel can, which may also optionally be tin plated, to provide corrosion stability, fragrance stability and color stability. An aerosol formulation of particular advantage for use is an air and/or fabric treatment formulation. The combination provides a compatibility which allows for the ability to use a broader fragrance pallet for the air and/or fabric treatment formulation which is aqueous based in major proportion. The formulation includes, in addition to an aqueous carrier, a fragrance, nonionic surfactant(s) or a blend of nonionic surfactant(s) and cationic surfactant(s), a compressed gas propellant(s), pH adjuster(s), and corrosion inhibitor(s). The formulation has a pH of about 8 to less than 10. The corrosion inhibitor(s) is (are) mild in strength and used in a minor amount.

A granulated foam control composition comprises a foam control agent based on a polydiorganosiloxane fluid, an organic additive of melting point 45″17C to 100° C. comprising a polyol ester, a water-soluble particulate inorganic carrier and a polymer having a net cationic charge. The mean number of carbon atoms in the organo groups of the polydiorganosiloxane fluid is at least 1.3. The foam control agent includes a hydrophobic filler dispersed in the polydiorganosiloxane fluid, and optionally an organosilicone resin. The polyol ester is miscible with the polydiorganosiloxane fluid.

The invention relates to compositions, methods of use, and methods of manufacture for an intercalated bleach compound and compositions thereof. The intercalated bleach compound has the formula Mx(OCl)y(O)m(OH)n where M is an alkaline earth metal such as magnesium, calcium or mixture thereof. The values of x and y independently equal any number greater than or equal to 1 (e.g., 1, 2, 3, 4, etc.), and m and n independently equal any number greater than or equal to 0 (e.g., 0, 1, 2, 3, 4, etc.), but m and n are not both 0. In addition, the molar ratio of the alkaline earth metal (e.g., magnesium or calcium) to hypochlorite is at least 3:1. In other words, x is ≧3y. The compounds exhibit excellent stability, little or no chlorine bleach odor, exhibit excellent pH buffering characteristics, and less reactivity with organic materials as compared to alternative chlorine bleach products.

A transmission system is provided with a superconductive cable having three phase conductors and a cryostat, surrounding the phase conductors, and encasing a hollow space, for conducting a cooling agent. For the three phase conductors, a common neutral conductor is provided, being made of electrically normally conducting material, carried out as insulating round conductor and placed outside the cryostat and next to it. The cryostat is made of a circumferentially enclosed, thermally insulated sheath.

Provided is a method of manufacturing a superconducting accelerator cavity in which a plurality of half cells having opening portions (equator portions and iris portions) at both ends thereof in an axial direction are placed one after another in the axial direction, contact portions where the corresponding opening portions come into contact with each other are joined by welding, and thus, a superconducting accelerator cavity is manufactured, the half cells to be joined are arranged so that the axial direction thereof extends in a vertical direction; and concave portions that are concave towards an outer side are also formed at inner circumferential surfaces located below the contact portions of the half cells positioned at a bottom; and the contact portions are joined from outside by penetration welding.

A superconductive electrical direct current cable with at least two conductors insulated relative to each other is indicated, where the cable is placed with at least two conductors insulated relative to each other, where the conductors are arranged in a cryostat suitable for guidance of the cooling agent, wherein the cryostat is composed of at least one metal pipe which is surrounded by a circumferentially closed layer with thermally insulating properties. In the cryostat is arranged a strand-shaped carrier composed of insulating material, where the carrier has at least two diametrically oppositely located outwardly open grooves in each of which is arranged one of the conductors. Each conductor is composed of a plurality of superconductive elements.

The present disclosure relates to a superconducting rotating electrical machine and a manufacturing method for a high temperature superconducting film thereof. The superconducting rotating electrical machine includes a stator, and a rotor rotatable with respect to the stator, the rotor having a rotary shaft and a rotor winding. Here, the rotor winding includes tubes disposed on a circumference of the rotary shaft and each forming a passage for a cooling fluid therein, superconducting wires accommodated within the tubes, and a cooling fluid flowing through the inside of the tubes. This configuration may allow for direct heat exchange between the superconducting wires and a refrigerant, resulting in improvement of heat exchange efficiencies of the superconducting wires.

Disclosed are an oxide superconductor tape and a method of manufacturing the oxide superconductor tape capable of improving the length and characteristics of superconductor tape and obtaining stabilized characteristics across the entire length thereof. A Y-class superconductor tape (10), as an oxide superconductor tape, comprises a tape (13) further comprising a tape-shaped non-oriented metallic substrate (11), and a first buffer layer (sheet layer) (12) that is formed by IBAD upon the tape-shaped non-oriented metallic substrate (11); and a second buffer layer (gap layer) (14), further comprising a lateral face portion (14a) that is extended to the lateral faces of the first buffer layer (sheet layer) (12) upon the tape (13) by RTR RF-magnetron sputtering.

The invention relates to a high temperature superconducting tape conductor having a flexible metal substrate that comprises at least one intermediate layer disposed on the flexible metal substrate and comprising terraces on the side opposite the flexible metal substrate, wherein a mean width of the terraces is less than 1 μm and a mean height of the terraces is more than 20 nm, and that comprises at least one high temperature superconducting layer disposed on the intermediate layer, which is disposed on the at least one intermediate layer and comprises a layer thickness of more than 3 μm. The ampacity of the high temperature superconducting tape conductor relative to the conductor width is more than 600 A/cm at 77 K.

A superconducting cable is provided. The superconducting cable includes a core part including a former disposed at the center of the core part, one or more superconducting conductive layers with each electric phase disposed at the outside of the former in a radial directions, a insulating layer disposed at the outside of each the conductive layer in a radial direction and a shielding layer disposed at the outermost of the insulating layer; and a cryostat disposed at the outside of the core part in a radial direction with first space being interposed therebetween, having a vacuum part disposed therein and electrically wired to neutral pole (N pole).

An AC superconducting cable with an insulating layer on the external circumference of a conductor, and wherein: the insulating layer includes a first insulating layer, a second insulating layer and a third insulating layer, from the inside layer to the outside layer; the insulating layer is impregnated with liquid nitrogen; the product of the dielectric constant ∈1 of the first insulating layer and the dielectric loss tangent tan δ1 and the product of the dielectric constant ∈2 of the second insulating layer and the dielectric loss tangent tan δ2 fulfilling the relationship ∈1×tan δ1>∈2×tan δ2; and the product of the dielectric constant ∈2 of the second insulating layer and the dielectric loss tangent tan δ2 and the product of the dielectric constant ∈3 of the third insulating layer and the dielectric loss tangent tan δ3 fulfilling the relationship ∈2×tan δ2

An electrochemical finishing system for super conducting radio frequency (SCRF) cavities including a low viscosity electrolyte solution that is free of hydrofluoric acid, an electrode in contact with the electrolyte solution, the SCRF cavity being spaced apart from the electrode and in contact with the electrolyte solution and a power source including a first electrical lead electrically coupled to the electrode and a second electrical lead electrically coupled to the cavity, the power source being configured to pass an electric current between the electrode and the workpiece, wherein the electric current includes anodic pulses and cathodic pulses, and wherein the cathodic pulses are interposed between at least some of the anodic pulses. The SCRF cavity may be vertically oriented during the finishing process.

A superconductive cable which has a cryostat with two concentric metal pipes where the cryostat has at least a first axial section with a first axial spring constant, and at least a second axial section which has a second axial spring constant which at most is 20%, more preferred at most 10%, of the axial spring constant of the first section.

In a terminal structure of a superconducting cable conductor, a terminal portion of the superconducting cable conductor is connected with a terminal member of a good conductor. The terminal portion includes a superconducting layer disposed on an outer periphery of a central support; and an insulating layer surrounding the superconducting layer. The insulating layer and the superconducting layer are partially removed to expose the central support and the superconducting layer in this order from an end of the superconducting cable conductor. The terminal member includes a metal sleeve which includes a first cylindrical portion whose inner surface is in close contact with an exposed portion of the central support; a second cylindrical portion which is soldered around an exposed portion of the superconducting layer; and a third cylindrical portion into which the insulating layer is inserted.

A device for the high pressure densification of superconducting wire from compacted superconductor material or superconductor precursor powder particles, has four hard metal anvils (5, 6, 7, 8) with a total length (L2) parallel to the superconducting wire, the hard metal anvils borne in external independent pressure blocks (9, 10, 11), which are in turn either fixed or connected to high pressure devices, preferably hydraulic presses. At least one of the hard metal anvils is a free moving anvil (6) having clearances of at least 0.01 mm up to 0.2 mm towards the neighboring hard metal anvils (5, 8), so that no wall friction occurs between the free moving anvil and the neighboring anvils. This allows for high critical current densities Jc at reduced pressure applied to the hard metal anvils.

Provided are a three-phase coaxial superconducting power cable and a structure thereof. A certain space is formed between adjacent superconducting wires of a superconducting layer (disposed at an outer portion) having more superconducting wires among a plurality of superconducting layers, and another wire is disposed in the space, or the superconducting wires of the respective superconducting layers are disposed to have different critical currents. Accordingly, a waste of superconducting wires is prevented, and the optimized three-phase coaxial superconducting power cable is provided.

Quantum annealing may include applying and gradually removing disorder terms to qubits of a quantum processor, for example superconducting flux qubits of a superconducting quantum processor. A problem Hamiltonian may be established by applying control signals to the qubits, an evolution Hamiltonian established by applying disorder terms, and annealing by gradually removing the disorder terms. Change in persistent current in the qubits may be compensated. Multipliers may mediate coupling between various qubits and a global signal line, for example by applying respective scaling factors. Two global signal lines may be arranged in an interdigitated pattern to couple to respective qubits of a communicatively coupled pair of qubits. Pairs of qubits may be communicatively isolated and used to measure a response of one another to defined signals.

In an intermediate connecting unit 50 of superconducting cables, by forming the connecting superconducting wires 101 in a trapezoid shape tapered in the direction of the electric insulating layer 113 (the superconducting shield layers 114) sides from the large radius section 213a side of the reinforcement insulating layer 213, the inclined surface sections 213b can be covered without spaces and without the plurality of connecting superconducting wires overlapping. The plurality of connecting superconducting wires 101 cover the inclined surface sections 213b of the reinforcement insulating layer 213 formed thicker than the radius of the cable cores 11 of the superconducting cables 10. The connecting superconducting wires 101 further connects the superconducting wires 10 arranged on the outer periphery of the large radius section 213a of the reinforcement insulating layer 213 and the superconducting wires 100 constituting the superconducting shield layers 114.

Methods, apparatus, and computer programs for simulating the source of sound are provided. One method includes operations for determining a location in space of the head of a user utilizing face recognition of images of the user. Further, the method includes an operation for determining a sound for two speakers, and an operation for determining an emanating location in space for the sound, each speaker being associated with one ear of the user. The acoustic signals for each speaker are established based on the location in space of the head, the sound, the emanating location in space, and the auditory characteristics of the user. In addition, the acoustic signals are transmitted to the two speakers. When the acoustic signals are played by the two speakers, the acoustic signals simulate that the sound originated at the emanating location in space.

An apparatus includes a plurality of applications and an integrator having a voice recognition module configured to identify at least one voice command from a user. The integrator is configured to integrate information from a remote source into at least one of the plurality of applications based on the identified voice command. A method includes analyzing speech from a first user of a first mobile device having a plurality of applications, identifying a voice command based on the analyzed speech using a voice recognition module, and incorporating information from the remote source into at least one of a plurality of applications based on the identified voice command.

Current human-to-machine interfaces enable users to interact with a company's database and enter into a series of transactions (e.g., purchasing products/services and paying bills). Each transaction may require several operations or stages requiring user input or interaction. Some systems enable a user to enter a voice input parameter providing multiple operations of instruction (e.g., single natural language command). However, users of such a system do not know what types of commands the system is capable of accepting. Embodiments of the present invention facilitate communications for user transactions by determining a user's goal transaction and presenting a visual representation of a voice input parameter for the goal transaction. The use of visual representations notifies the user of the system's capability of accepting single natural language commands and the types of commands the system is capable of accepting, thereby enabling a user to complete a transaction in a shorter period of time.

A device may include a physical phenomenon detector. The physical phenomenon detector may detect a physical phenomenon related to the device. In response to detecting the physical phenomenon, the device may record audio data that includes speech. The speech may be transcribed with a speech recognition engine. The speech recognition engine may be included in the device, or may be included with a remote computing device with which the device may communicate.

The present invention relates to a method for speaker recognition, comprising the steps of obtaining and storing speaker information for at least one target speaker; obtaining a plurality of speech samples from a plurality of telephone calls from at least one unknown speaker; classifying the speech samples according to the at least one unknown speaker thereby providing speaker-dependent classes of speech samples; extracting speaker information for the speech samples of each of the speaker-dependent classes of speech samples; combining the extracted speaker information for each of the speaker-dependent classes of speech samples; comparing the combined extracted speaker information for each of the speaker-dependent classes of speech samples with the stored speaker information for the at least one target speaker to obtain at least one comparison result; and determining whether one of the at least one unknown speakers is identical with the at least one target speaker based on the at least one comparison result.

A multilingual electronic transfer dictionary provides for automatic topic disambiguation by including one or more topic codes in definitions contained the dictionary. Automatic topic disambiguation is accomplished by determining the frequencies of topic codes within a block of text. Dictionary entries having more frequently occurring topic codes are preferentially selected over those having less frequently occurring topic codes. When the topic codes are members of a hierarchical topical coding system, such as the International Patent Classification system, an iterative method can be used with starts with a coarser level of the coding system and is repeated at finer levels until an ambiguity is resolved. The dictionary is advantageously used for machine translation, e.g. between Japanese and English.

A time warp contour calculator for use in an audio signal decoder receives an encoded warp ratio information, derives a sequence of warp ratio values from the encoded warp ratio information, and obtains warp contour node values starting from a time warp contour start value. Ratios between the time warp contour node values and the time warp contour starting value are determined by the warp ratio values. The time warp contour calculator computes a time warp contour node value of a given time warp contour node, on the basis of a product-formation having a ratio between the time warp contour node values of the intermediate time warp contour node and the time warp contour starting value and a ratio between the time warp contour node values of the given time warp contour node and of the intermediate time warp contour node as factors.

Alert event notifications may be provided by: displaying a first user interface layer including at least one user interface element configured to provide an alert event notification; displaying a second user interface layer such that at least a portion of the second user interface layer overlays the at least one user interface element configured to provide an alert event notification; detecting an alert event; and at least partially displaying the at least one user interface element configured to provide an alert event notification in an area where the at least a portion of the second user interface layer overlays the at least one user interface element configured to provide an alert event notification.

A technique is provided for post selection location of a mouse pointer icon in a display screen of a computing device. A software tool receives input of the post selection location for the mouse pointer icon. The post selection location defines a default location to move the mouse pointer icon in response to a window action taken on a window displayed in the display screen. In response to the window action in which the mouse pointer icon is initially displayed at a selection location corresponding to the window action, the mouse pointer icon is moved to the post selection location such that the mouse pointer icon is displayed at the post selection location in the display screen.

A user interface help dialog for a computer system is provided in which the computer system has a plurality of system parameters and the user interface includes a plurality of command options that may be enabled or disabled. A cursor for indicating one of the command options is also provided. To generate the help dialog the identity of a disabled command option to which the cursor indicates is first identified. The status of a subset of the system parameters is then evaluated, the system parameters subset being determined in dependence on the identified command option. A help dialog to be displayed to the user is then generated, the content of which is dependent on the status of the evaluated system parameters.

Techniques for sorting and filtering a list in a space-constrained viewing area are described. A filter widget and a list of items are displayed in a view of an electronic display screen. In response to user input selecting the filter widget, and without changing to a different view, a filter category overlay is displayed in the view to provide various selectable filter categories. In response to selection of a filter category, a visual depiction of the selected filter category is displayed in the view. The list of items is filtered according to the selected filter category and displayed in the view without changing to any other view. Subsequently added visual depictions are linearly stacked in the view. Further, a filter modification overlay, which provides selectable filtering attributes, is displayed upon selection of a visual depiction.

A method includes displaying a first application view. A first input is detected, and an application view selection mode is entered for selecting one of concurrently open applications for display in a corresponding application view. An initial group of open application icons in a first predefined area and at least a portion of the first application view adjacent to the first predefined area are concurrently displayed. The initial group of open application icons corresponds to at least some of the concurrently open applications. A gesture is detected on a respective open application icon in the first predefined area, and a respective application view for a corresponding application is displayed without concurrently displaying an application view for any other application in the concurrently open applications. The open application icons in the first predefined area cease to be displayed, and the application view selection mode is exited.

Images are analyzed within a 3D environment that is generated based on spatial relationships of the images and that allows users to experience the images in the 3D environment. Image analysis may include ranking images based on user viewing information, such as the number of users who have viewed an image and how long an image was viewed. Image analysis may further include analyzing the spatial density of images within a 3D environment to determine points of user interest.

The present invention related to a method of manufacturing a polycarbonate including the process of copolymerizing epoxide compound and CO2 using cobalt(III) or chromium(III), where the ligands contains at least 3 ammonium cations, central metal has formal −1 charge, and conjugated anions of the two cationic ammonium groups are acid-base homoconjugation, as catalyst. According to the present invention, the initial induction time can be reduced when the said polycarbonate is manufactured and it is possible to improve the activity of the catalyst and the molecular weight of the obtained polymer.

The present invention relates to novel isocyanate and isothiocyanate compounds, to pharmaceutical compositions comprising them, and to the use thereof in the treatment of cancer diseases in humans and animals. The novel isocyanate and isothiocyanate compounds are distinguished, as compared with the known isocyanate and isothiocyanate compounds, by improved therapeutical breadth, i.e. fewer side effects while having high anti-tumor activity.

The present invention provides carbonate prodrugs which comprise a carbonic phosphoric anhydride prodrug moiety attached to the hydroxyl or carboxyl group of a parent drug moiety. The prodrugs may provide improved physicochemical properties over the parent drug. Also provided are methods of treating a disease or condition that is responsive to the parent drug using the carbonate prodrugs, as well as kits and unit dosages.

Fluoroalkyl alkyl carbonates and fluorosubstituted carbamates which are suitable as additives or solvents in lithium ion batteries are prepared from fluoroalkyl fluoroformates and the respective alcohol or amine. Methanol is the preferred alcohol, dimethylamine and diethylamine are preferred amines. Fluoromethyl methyl carbonate is the preferred compound to be produced. Fluoroalkyl fluoroformates can be prepared from aldehydes and carbonyl fluoride.

A method for producing a silica-supported catalyst comprising Mo, V. Nb, and a component X (Sb and/or Te) to be used in a vapor phase catalytic oxidation or ammoxidation of proprane, comprising the steps of: (I) preparing a raw material mixture solution by mixing Mo, V, Nb, component X, a silica sol, and water;(II) obtaining a dry powder by drying the raw material mixture solution; and(III) obtaining a silica-supported catalyst by calcining the dry powder, wherein the silica sol contains 10 to 270 wt ppm of nitrate ions based on SiO2.

The invention relates to (among other things) oligomer-foscarnet conjugates and related compounds. A conjugate of the invention, when administered by any of a number of administration routes, exhibits advantages over previously administered un-conjugated foscarnet compounds.

A process for producing a high-purity dimethyl carbonate, which includes: (I) cooling a commercial grade dimethyl carbonate containing 1 ppm or more of chlorine to a temperature from +6° C. to −5° C. at a rate from 0.5-2° C./hour, to obtain a first solid dimethyl carbonate; (II) heating the first solid dimethyl carbonate to a temperature from −5° C. to +6° C. at a rate of 1-5° C./hour, to obtain a mixture comprising a second solid dimethyl carbonate and a predetermined amount of a first liquid dimethyl carbonate; (III) separating the first liquid dimethyl carbonate from the mixture, to obtain the second solid dimethyl carbonate; (IV) heating the second solid dimethyl carbonate to a temperature from 20° C. to 40° C., to obtain a second liquid dimethyl carbonate, wherein the second liquid dimethyl carbonate has a purity degree higher than 99.99% and a chlorine content lower than or equal to 1 ppm.