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Matches 951 - 1,000 out of 6,144

Document Document Title
JP7389366B2
The present disclosure provides a method for producing a fluoropolymer aqueous dispersion, the method comprising a step A of performing ultrafiltration, microfiltration, or dialysis membrane treatment, or a combination thereof on a pretr...  
JP7386973B2
The present invention pertains to: a batch-type suspension polymerization stirrer for producing polyvinyl chloride; and a batch-type suspension polymerization reactor using same. More specifically, the present invention pertains to a bat...  
JP7385150B2
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...  
JP2023166629A
To provide a production method which enables production of a fluoropolymer containing substantially no dimer or trimer of a monomer which constitutes a polymer used for polymerization of a fluoromonomer.Provided is a production method of...  
JP7379575B2
A method for chlorinating polyvinyl chloride, the method comprising providing polyvinyl chloride particles having a chlorination accelerant associated therewith, where the particles are suspended in water; and chlorinating the polyvinyl ...  
JP2023164481A
To provide an electrophotographic photoreceptor that has an outermost surface layer containing fluorine-containing resin particles excellent in electrification characteristics.An electrophotographic photoreceptor has a conductive substra...  
JP2023162423A
To provide a polytetrafluoroethylene fine powder which is reduced in the moisture content and impurities.The present disclosure provides a polytetrafluoroethylene fine powder which does not substantially contain moisture and a fluorine-c...  
JP7375045B2
A method for controlling the Mooney viscosity of a peroxide vulcanized fluororubber, comprising: in the polymerization process of a peroxide vulcanized fluororubber, using a continuous supplementation mode to add an initiator solution, a...  
JP7371680B2
To provide a polymer electrolyte membrane which can be applied to a polymer electrolyte water electrolyzer, and is capable of producing a polymer electrolyte water electrolyzer having a low electrolytic voltage and excellent in hydrogen ...  
JP2023158062A
To provide a production method by which a fluoropolymer substantially free from dimers and trimers of a monomer constituting a polymer used in polymerization of a fluoromonomer can be produced.A method for producing a fluoropolymer inclu...  
JP2023545118A
The present invention achieves improved melting speed and mechanical properties by pre-mixing a mixed dispersant containing a highly hydrated polyvinyl alcohol and a carbonate metal salt before polymerization, and then polymerizing the v...  
JP7368759B2
The present disclosure provides a method for producing a perfluoroelastomer, comprising carrying out polymerization of a perfluoromonomer in an aqueous medium in the presence of a polymer (1) to provide a perfluoroelastomer, the polymer ...  
JP2023543807A
A process of polymerizing at least one fluoromonomer in an aqueous medium containing an initiator and a hydrocarbon dispersant to form an aqueous dispersion of fluoropolymer particles. Hydrocarbon dispersants include compounds of formula...  
JP2023152978A
To provide a coated wire having a coating layer having a uniform thickness which can be easily formed by an extrusion molding method and can maintain excellent tensile creep resistance at 150°C, excellent ductility to tensile force appl...  
JP2023153081A
To provide a fluororesin composition which is excellent in tensile characteristics and handleability regardless of containing a fluororesin which has a heating history at a temperature equal to or higher than a melting point, and a moldi...  
JP7360058B2
The present disclosure provides a method for producing a fluoropolymer, the method comprising: polymerizing a monomer (I) represented by the general formula (I) below in an aqueous medium substantially in the absence of a fluorine-contai...  
JP2023138913A
To provide a vinyl chloride-based resin for paste processing which suppresses formation of a crater when a sheet is prepared by coating onto a base material, can obtain a foam excellent in surface smoothness in foaming, is also excellent...  
JP7353267B2
The present invention relates to a method for stabilizing aqueous dispersions, notably of polymers based on vinylidene fluoride (VDF), and to the use of the stabilized aqueous dispersion thus obtained in electrochemical applications.  
JP7352110B2
The present disclosure provides a method for producing a fluoropolymer, the method comprising polymerizing a fluoromonomer in an aqueous medium in the presence of a polymer (1) to obtain a fluoropolymer, wherein the polymer (1) is a poly...  
JP2023540700A
The present invention comprises one or more polymers A comprising repeating units derived from ethylene and repeating units derived from halogenated monomers selected from chlorotrifluoroethylene (CTFE) and tetrafluoroethylene (TFE). , r...  
JP2023540107A
The present invention provides reactive polymer compatibilizers and compatibilized polymer blends. The reactive polymer compatibilizer is generally a copolymer of a fluoropolymer and a non-fluoropolymer that improves the compatibility of...  
JP7345454B2
The invention pertains to a method of making fluoropolymer dispersions using certain polyfunctional perfluoropolyether derivatives including a plurality of ionisable groups selected from the group consisting of —SO.sub.3X.sub.a, —PO....  
JP2023127849A
To provide a method of producing a polymer-layered substrate that highly exhibits the physical properties of a tetrafluoroethylene polymer and contained inorganic particles, and has low linear expansion, excellent electrical properties, ...  
JP2023123689A
To provide a PTFE aqueous dispersion having low viscosity at high temperature.A PTFE aqueous dispersion contains PTFE and a nonionic surfactant, has a PTFE solid concentration of 50 to 70 mass%, is substantially free from a fluorine-cont...  
JP7337759B2
To provide a method that makes it possible to obtain a perfluoroalkadiene compound with high yield while the generated amount of an impurity difficult to separate is minimized.The present invention provides a method for manufacturing a p...  
JP2023118900A
To provide a method for producing a novel fluoropolymer.There is provided a method for producing a fluoropolymer which comprises a step of polymerizing a fluoromonomer in an aqueous medium in the presence of a polymer (1) containing a po...  
JP7333777B2
A composition (D) containing (A) a modified poly(vinyl alcohol) and (B) an unsaturated monocarboxylic acid or a salt thereof, the composition (D) being characterized in that the modified poly(vinyl alcohol) (A) has a viscosity average po...  
JP2023536099A
The present disclosure provides a process for removing fluoroorganic acidic compounds from an emulsion of fluoroorganic polymer particles comprising the steps of: (i) a. fluoroorganic polymer particles, at least one fluoroorganic acidic ...  
JP2023115245A
To provide a fluororesin having coloration reduced when heated and a production method of a fluororesin.A fluororesin contains a residue unit represented by the following general formula (1) and has a total content of chrome, iron, and n...  
JP2023112130A
To provide a novel method for producing a fluoropolymer.A method for producing a fluoropolymer includes the step of polymerizing a fluoromonomer in an aqueous medium in the presence of a surfactant to yield a fluoropolymer. The surfactan...  
JP7322896B2
To provide a liquid composition capable of forming a polymer electrolyte membrane which is excellent in the initial power generation characteristics when made into a membrane electrode assembly, and which is excellent in durability and h...  
JP2023108942A
To provide a composition for an electrode having excellent sedimentation stability.There is provided a composition for an electrode which comprises a polymer and a solvent, wherein the polymer contains trifluoroethylene units, the conten...  
JP7321394B2
A dispersant for suspension polymerization may, even when a usage amount thereof is low, enable obtaining polymer particles having a small average particle diameter with few coarse particles, and having favorable plasticizer absorptivity...  
JP7316264B2
A composition (D) comprising: modified polyvinyl alcohol (A); and unsaturated monocarboxylic acid or a salt thereof (B), wherein the modified polyvinyl alcohol (A) has a viscosity-average degree of polymerization of 400 or more and 3500 ...  
JP7303468B2
The purpose of the present disclosure is to provide a polytetrafluoroethylene powder for a binder for an electrode, a binder for an electrode, an electrode mixture, an electrode and a secondary battery, in which it is possible to minimiz...  
JP7303470B2
The purpose of the present disclosure is to provide a polytetrafluoroethylene powder for electrode binders, an electrode binder, an electrode mixture, an electrode, and a secondary battery which are sustainable products, and which can su...  
JP2023093313A
To provide a suspension polymerization method which stabilizes polymerization and prevents adhesion of a united substance of a vinyl chloride-based resin in a polymerization vessel, when a basic inorganic matter is added into a suspensio...  
JP2023092212A
To provide a laminate having excellent adhesion of a crosslinked product of a polymer having a unit based on epichlorohydrin and a layer containing a crosslinked product of a fluorine-containing polymer under a high temperature environme...  
JP2023527545A
The present invention relates generally to the field of electrical energy storage in lithium accumulators of the Li-ion type. More specifically, the present invention relates to a Li-ion battery positive electrode binder, a method for pr...  
JP7299510B2
Provided is a composition comprising a polytetrafluoroethylene and a polymer (I) containing a polymerization unit (I) based on a monomer represented by the following general formula (I), the composition having a standard specific gravity...  
JP7299513B2
Provided is a method for producing a tetrafluoroethylene polymer containing at least 40 mol% of a polymerized unit based on tetrafluoroethylene, the method being characterized by comprising a step (I) for polymerizing tetrafluoroethylene...  
JP7297235B2
To provide a method that makes it possible to produce fluorine-containing polymers of fine particles.A method for producing fluorine-containing polymers has a polymerization step in which bubbles containing fluorine-containing olefin for...  
JP7295507B2
To provide a method for producing fluororesin particles containing a fluorine-containing aliphatic cyclic structure which is excellent in productivity, can remove a foreign matter, has a large bulk density, is excellent in handleability ...  
JP7293214B2
The present invention relates to a fluorosurfactant-free emulsion polymerization method for the synthesis of a fluoropolymer, more in particular of a VDF-based polymer.  
JP7291550B2
A method for producing a vinyl chloride type polymer is to produce the vinyl chloride type polymer by polymerizing a vinyl chloride monomer, or a mixture of a vinyl chloride monomer with a monomer copolymerizable with the vinyl chloride ...  
JP7291551B2
A method for producing a vinyl chloride type polymer is to produce the vinyl chloride type polymer by polymerizing a vinyl chloride monomer, or a mixture of a vinyl chloride monomer with a monomer copolymerizable with the vinyl chloride ...  
JP2023525157A
The present invention relates to a method of polymerizing at least one monomer comprising a vinylidene fluoride monomer, the method comprising contacting the at least one monomer with a polymerization initiator and an oxidizing agent, wh...  
JP2023082204A
To provide a polytetrafluoroethylene that can easily be extruded at a high reduction ratio.Provided is polytetrafluoroethylene which has color tone L* of 20 to 85 and a cylinder extrusion pressure of 120 MPa or less at a reduction ratio ...  
JP7287404B2
To provide a method for producing a polymer, whereby it is possible to obtain a sulfonic acid group-containing polymer having a high TQ value and a high ion exchange capacity. A method for producing a fluorosulfonyl group-containing fluo...  
JP7286619B2
The present invention provides a dispersion stabilizer for suspension polymerization of a vinyl compound, which is reduced in the methanol content, while being also reduced in the amount of components that are insoluble in an aqueous sol...  

Matches 951 - 1,000 out of 6,144