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WO/2024/079211A1 |
The invention relates to a method for the deodorisation of recycling granulates for the removal of volatile organic compounds (VOC) by means of heat and/or gas treatment in at least one deodorisation silo (40, 41) with the following meth...
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WO/2024/079209A1 |
1. Method for the deodorisation of granulates for the removal of volatile organic compounds (VOC) by means of heat and/or gas treatment in a degassing silo (4), comprising the following method steps: 1.1 heating the granulates in the deg...
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WO/2024/074830A1 |
Described a coagulant formulation for use in the preparation of a material that is formed by dipping, wherein the formulation includes a lipophilic and/or amphiphilic polymeric ionophore:ion complex wherein the polymeric ionophore is a h...
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WO/2024/072861A2 |
Fluoropolymer compositions for use as binder in a lithium-ion secondary battery electrodes are described, as well as methods of their manufacture, and electrode compositions and lithium-ion secondary batteries utilizing such. The fluorop...
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WO/2024/072764A1 |
A process for making a multistage acrylic composition comprises providing a multistage acrylic polymer latex by emulsion polymerization, wherein the multistage acrylic polymer comprises a first stage acrylic polymer and a final stage acr...
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WO/2024/061704A1 |
Methods for the hydrogenation of waste aromatic-containing polymers are described. A method can include contacting a polymer solution that includes a waste aromatic-containing polymer with an adsorbent to produce a treated polymer soluti...
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WO/2024/059441A1 |
Methods for controlling molecular weight distribution of elastomer compositions and, in particular isobutylene-based elastomer compositions, particularly for use in tire compositions such as innerliners. A polymerization medium comprisin...
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WO/2024/051929A1 |
The invention relates to a method for producing protective colloid-stabilized polymers based on ethylenically unsaturated monomers in the form of water-redispersible powders (polymer powders). According to the method, aqueous dispersions...
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WO/2024/052202A1 |
The invention relates to processes for preparing protective colloid-stabilized polymers based on ethylenically unsaturated monomers in the form of powders redispersible in water (polymer powders), by drying aqueous dispersions of protect...
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WO/2024/046959A1 |
The invention relates to an improved process for the preparation of acrylonitrile-butadi- ene-styrene (ABS) graft copolymers, ABS graft copolymers obtained by said process, thermoplastic molding compositions comprising said graft copolym...
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WO/2024/024916A1 |
Provided is a powder containing particles of low-molecular-weight polytetrafluoroethylene, the powder containing a fluorine-containing compound having hydrophilic groups. The content of fluorine-containing compound having hydrophilic gro...
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WO/2024/024914A1 |
Provided is a powder containing fluoropolymer particles, wherein: the powder contains a fluorine-containing compound having a hydrophilic group; the content of the fluorine-containing compound having the hydrophilic group relative to the...
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WO/2024/025742A1 |
The present disclosure relates to a process for producing a polymer, in particular a purged polymer, including manufacturing a polymer in a polymerization reactor in the presence of a catalyst at a first temperature, wherein the catalyst...
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WO/2024/024917A1 |
Provided is a fluoropolymer aqueous dispersion liquid production method for producing a fluoropolymer aqueous dispersion liquid containing a fluoropolymer, the method comprising: preparing an aqueous dispersion liquid containing a fluoro...
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WO/2024/024891A1 |
Provided is a method for producing an aqueous dispersion liquid of a fluoropolymer, with which a fluoropolymer-containing aqueous dispersion liquid is produced, the method comprising polymerizing a fluoromonomer in the presence of a fluo...
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WO/2024/013297A1 |
The invention relates to a method for producing at least one ASA or ABS graft copolymer (B) with reduced discoloration, including a production of a latex of the graft copolymer (B) by adding and carrying out an emulsion polymerization of...
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WO/2024/005249A1 |
The present invention relates to a method for manufacturing a medical resin filler having fluorescence and, more specifically, to a method for manufacturing a medical resin filler having fluorescence that is biocompatible, in which, when...
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WO/2023/249282A1 |
The present invention provides a method for preparing a vinyl chloride-based polymer, the method comprising the steps of: preparing a mixture by adding alcohol to a vinyl chloride-based polymer slurry (S1); separating a waste liquid from...
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WO/2023/225453A1 |
A purge system for a polymerization system may include a purge column including a stripping zone and a stripping fluid distributor below the stripping zone for injecting a stripping fluid including one or more light olefins. A first disp...
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WO/2023/225454A1 |
A polyolefin reactor flashline heater system may include an enclosure, a heating section, and a transformer. The heating section is contained in the enclosure and extends between a first end and a second end. The first end is fluidically...
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WO/2023/224321A1 |
The present invention relates to a method for preparing a vinyl chloride-based polymer in a polymerization device, which comprises a polymerization reactor, a reflux condenser connected to the polymerization reactor, and a recovery pipe ...
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WO/2023/216658A1 |
The present invention relates to the technical field of steamers. Disclosed is a steamer for use in the preparation of polyolefin by means of an SPG process. The steamer comprises a cylinder body, wherein the top of the cylinder body is ...
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WO/2023/215585A1 |
The present disclosure provides a polymer emulsion which provides a sound damping loss factor of at least 0.1 over a temperature of from 0°C to 60 °C at 200 Hz.
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WO/2023/210820A1 |
Provided is a method for producing a composition containing a fluororesin, the method including polymerizing tetrafluoroethylene in an aqueous medium in the presence of a polymer (I) containing polymer units (I) based on a monomer (I) re...
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WO/2023/210819A1 |
The present invention provides a method for producing a fluoropolymer, wherein a fluoropolymer is obtained by: achieving a polymer dispersion liquid that contains a fluoropolymer by polymerizing a fluoromonomer in an aqueous medium; and ...
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WO/2023/210818A1 |
Provided is a composition which comprises a polymer (I) including a unit (I) based on a monomer (I) represented by general formula (I) and a fluororubber, wherein the content of the polymer (I) is 0.0001-1.0 mass% with respect to the flu...
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WO/2023/208918A1 |
The present invention is directed to poly(meth)acrylate impact modifiers comprising at least one multiphase alkyl (meth)acrylate emulsion polymer comprising at least one multivalent metal ion, for example selected from alkaline earth met...
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WO/2023/208919A1 |
The present invention is directed to poly(meth)acrylate impact modifiers comprising at least one multiphase alkyl (meth)acrylate emulsion polymer, wherein the impact modifiers have a reduced and particular low amount of cationic metal io...
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WO/2023/201385A1 |
Process and apparatus for processing of polycondensates, in particular for recycling processing of contaminated polycondensates, comprising the following processing steps: a) initially charging the polycondensates/materials to be process...
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WO/2023/204125A1 |
The purpose of the present disclosure is to provide a method for producing, from low-molecular-weight polytetrafluoroethylene, refined polytetrafluoroethylene powder in which short-chain fluorine compounds are reduced. The present disclo...
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WO/2023/196744A1 |
Methods for recovering polymer product from gas phase polymerization. A polymer product can be introduced to a purge vessel and contacted with a purge gas to provide a stripped, polymer product. Hydrocarbons such as unreacted monomers ca...
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WO/2023/190768A1 |
Provided is a method for recovering a platinum group element from a solution containing a platinum group element, the method using a capture agent to induce adsorption of the platinum group element by the capture agent. In this method, t...
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WO/2023/192106A1 |
The present invention relates to a method of preparing an aqueous dispersion of core-shell opacifying organic pigment particles. The method includes after a post-swelling step the step of introducing an excess of a t-C4-C10-alkyl hydrope...
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WO/2023/187357A1 |
Described a coagulant formulation for use in the preparation of a material that is formed by dipping, wherein the formulation includes one or more non-biological antimicrobial and/or antiviral agent.
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WO/2023/166120A1 |
The invention relates to a process for the continuous preparation of a polymer product comprising a polymer based on acrylonitrile (AN) and one or more further monomer(s) (FM) copolymerizable with (AN), wherein the process leads to a pol...
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WO/2023/148405A1 |
The precipitant is provided in the precipitant receiver (9), the polymer solution in the receiver container (6). By means of the precipitant pump (7), the precipitant is supplied under pressure to the nozzle assembly (4), and the open je...
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WO/2023/144756A1 |
The present disclosure provides a process for cleaning up aqueous compositions comprising fluoropolymer particles and at least one fluoroorganic compound, the process comprising the following steps (i) Effecting coagulation of the fluoro...
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WO/2023/146479A1 |
This invention comprises a method of purification of water-soluble polymers from hydrophobic contaminants to high degrees of purity. This method can be considered as a complementary method to routinely used methods of dialysis and variou...
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WO/2023/126162A1 |
A method of manufacturing a particulate polymer includes introducing a polymer latex into a vessel; distributing the polymer latex in the vessel to a coagulator via a distribution member and a redistribution member; introducing a coagula...
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WO/2023/120887A1 |
The present invention relates to a method for preparing an ethylene-vinyl alcohol copolymer, the method enabling a high-purity ethylene-vinyl alcohol copolymer to be obtained without excessive washing. According to the present invention,...
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WO/2023/121379A1 |
The present invention relates to a method for preparing an ethylene-vinyl alcohol copolymer, which performs a supercritical extraction process after an ethylene-vinyl acetate copolymer is saponified in the presence of an alkali catalyst,...
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WO/2023/119099A1 |
Pellets of ethylene/a-olefin copolymer are devolatilized using nitrogen in a devolatilization bin via a multistep process. Said multistep process, among other things, comprises providing nitrogen gas to the devolatilization bin at a firs...
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WO/2023/114193A1 |
A process for preparing a cement composition comprising an isoolefin-alkylstyrene copolymer and substantially free of an alkylstyrene monomer is described herein. The process comprises reacting the isoolefin monomer with at least a porti...
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WO/2023/113896A1 |
A method of modifying a polymer or plastic is provided wherein a polymer system, comprising one or more polymer chains, is amorphous, crystalline, semi-crystalline or a combination thereof. The process including exposing the polymer syst...
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WO/2023/098300A1 |
The present invention relates to the field of polymer materials and specifically relates to a polytetrafluoroethylene dispersion resin for a dry electrode binder and a preparation method thereof. The polytetrafluoroethylene dispersion re...
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WO/2023/099974A1 |
A copolymer comprising 24 to 47 mole % of tetrafluoroethylene monomers, 5 to 23 mole % of hexafluoropropylene monomers, and 35 to 70 mole % of vinylidene fluoride monomers, wherein at least a portion of the end groups on the copolymer ar...
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WO/2023/097161A1 |
The present disclosure relates to plants and processes for forming polymers. In some embodiments, a process of forming a polymer includes supplying a. feed having one or more olefin monomers and a solvent. The process includes introducin...
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WO/2023/096120A1 |
The present invention relates to a solvent recirculation system, and provides a solvent recirculation system comprising: a solvent container discharge line for transferring a solvent stream discharged from a solvent container, and connec...
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WO/2023/087567A1 |
The present invention relates to an apparatus and method for removing VOC in polypropylene by means of a steam method and decreasing an odor level. The apparatus comprises: a cyclone separator configured to separate polypropylene particl...
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WO/2023/087756A1 |
Disclosed is a supercritical carbon dioxide assisted periodic devolatilization process. The process comprises a plurality of pressure cycle periods and uses carbon dioxide as a supercritical medium; the pressure is firstly increased and ...
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