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JP2018005971A |
To provide a binder composition for a power storage device, which enables the achievement of satisfactory dispersion stability and adhesion, and which enables the achievement of good uniform coatability in an electrode mixture for a powe...
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JP2018002774A |
To provide a crosslinked fluorine resin having excellent wear resistance to metal.A crosslinked fluorine resin is obtained by cross-linking a fluorine resin, the fluorine resin containing a tetrafluoroethylene unit and a vinylidene fluor...
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JP6256355B2 |
To provide a process for producing a PTFE molding powder having a high bulk density from granular polymer particles without using an emulsifying agent having problems of bioaccumulation and toxicity. A process for producing a polytetrafl...
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JP2017214588A |
To provide a method having undesired shape or limitation of a polymerization method of 2,3,3,3-tetrafluoropropene (poly-1234yf) and manufacturing a polymer having different property and/or enhanced property.There is provided a manufactur...
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JP6241528B2 |
The present invention aims to provide a polytetrafluoroethylene aqueous dispersion which contains significantly minute polytetrafluoroethylene particles and which is excellent in dispersion stability, and a significantly minute polytetra...
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JP6237898B2 |
An object of the present invention is to provide a method for recovering a hydrofluorocarbon capable of recovering a hydrofluorocarbon used for producing fluoropolymers, in a higher recovery efficiency and in a shorter time. The present ...
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JP6225391B2 |
A dispersion stabilizer for suspension polymerization of vinyl compounds comprising a vinyl alcohol polymer (A) which has a saponification degree of 30 mol% or more and less than 60 mol% and a viscosity-average polymerization degree (P) ...
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JP6225683B2 |
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JP2017197747A |
To provide an aqueous vinylidene fluoride (VDF) polymer binder composition that can easily manufacture an electrode which is an electrode used in a nonaqueous electrochemical device and has improved adhesion and stickiness in powdery ele...
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JP6225122B2 |
A method for the preparation of a fluoropolymer by means of emulsion polymerization of a reaction mixture in an aqueous medium is disclosed wherein the reaction mixture includes a fluoromonomer having the structure of wherein R1, R2, and...
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JP6213052B2 |
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JP6212542B2 |
The invention concerns a method for preparing block copolymers, comprising a step of controlled free-radical copolymerisation of trifluoroethylene with at least one additional monomer, different from trifluoroethylene, in the presence of...
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JP2017171923A |
To provide compositions useful for applications, such as sealants, gaskets, tubing and waterproofing, by using a novel fluoropolymer having a surface tension of about 15 to about 30 mN/m.The present invention relates to: polymeric materi...
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JP6201236B2 |
A process is provided for polymerizing fluoromonomer in an aqueous medium, wherein a dispersion of essentially surfactant-free hydrocarbon-containing oleophilic nucleation sites is first formed in the aqueous medium, and then polymerizat...
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JP6199336B2 |
The invention relates to a process to make and use specific diacyl peroxides in polymerization reactions. The peroxides are produced and used in a polymerization process within a short timeframe in order to overcome stability issues asso...
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JP6198670B2 |
The present invention aims to provide a method of producing a fluoropolymer, especially a fluoropolymer essentially including a tetrafluoroethylene or chlorotrifluoroethylene unit, at a higher polymerization rate with improved efficiency...
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JP6194964B2 |
It is an object of the present invention to provide polytetrafluoroethylene suitable for forming a porous polytetrafluoroethylene film using a high water-soluble surfactant with high volatility. Polytetrafluoroethylene has non-melt-secon...
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JP2017141438A |
To provide a polymerization (dispersion phase polymerization) method of a monomer in a liquid phase dispersed in a continuous liquid phase by using a stabilizer for the dispersion phase known as a reaction stabilizer.There is provided a ...
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JP6177493B2 |
The invention relates to a process to make and use specific diacyl peroxides in polymerization reactions. The peroxides are produced and used in a polymerization process within a short timeframe in order to overcome stability issues asso...
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JP6156543B2 |
The present invention aims to provide a method of producing a fluoropolymer aqueous dispersion having a significantly small particle size and excellent dispersion stability without using a long-chain fluorosurfactant. The present inventi...
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JP6135753B2 |
To provide a terminal group conversion method and a terminal stabilizing method, which are capable of converting unstable terminal groups in a fluorinated polymer to carboxylic acid fluoride groups at a high conversion rate. A fluorinate...
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JP2017082226A |
To provide a preparation method of halogenated polymer and copolymer, especially PVC good in white property, having no coloring or at least a little coloring, extremely less yellow discoloration or no yellow discoloration after molding o...
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JP6109073B2 |
A process is provided for the polymerization of fluoromonomer to an dispersion of fluoropolymer particles in an aqueous medium in a polymerization reactor, by (a) providing the aqueous medium in the reactor, (b) adding the fluoromonomer ...
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JP6096906B2 |
Disclosed herein is a polyvinyl chloride resin, including: a first particle group having a particle diameter of 0.01 μm or more and less than 1 μm; and a second particle group having a particle diameter of 1 to 10 μm, wherein the volu...
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JP6095228B2 |
An optical compensation film composition is disclosed herein wherein the optical compensation film is stretched to yield a negative A-plate having a refractive index profile of nx
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JP6090683B1 |
[Subject] A polyvinylidene fluoride system monofilament which fully combines intensity and pliability is provided. [Means for Solution] As for a polyvinylidene fluoride system monofilament of the present invention, weight average molecul...
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JPWO2015020107A1 |
A method for producing a powder coating capable of forming a cured film having excellent weather resistance and few voids; a coated article having a cured film having excellent weather resistance and few voids and a method for producing ...
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JP2017020014A |
To provide a thermally stable fluorine resin hardly generating foam during melting molding or burning.There is provided a fluorine resin containing a vinylidene fluoride unit and having a -CONHgroup at a main chain terminal and the vinyl...
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JP6058347B2 |
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JP6054878B2 |
Described herein is a composition comprising an aqueous polymerization reaction product of fluorinated monomers and wherein the polymerization is initiated (i) in the absence of a fluorinated emulsifier and whereby no fluorinated emulsif...
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JP6052300B2 |
The present invention aims to provide a polytetrafluoroethylene aqueous dispersion which contains significantly minute polytetrafluoroethylene particles and which is excellent in dispersion stability, and a significantly minute polytetra...
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JP2016535814A |
Vinylidene fluoride (VDF) and a hexafluoro pro pen (HFP), Tetrafluoro Ethene (TFE), perfluoro-vinyl ether (PAVE), The method of producing the hardenability fluoropolymer which has a repeat unit originating in at least one fault fluorinat...
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JP6020107B2 |
Provided is a fluororubber composition which does not deteriorate workability during roll kneading, does not cause foaming during crosslinking and molding, and is capable of giving a crosslinked molded article which exhibits desired hard...
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JP2016186091A |
To provide a non-halogen flame retardant as coatings for fibrous filter media.The invention provides non-halogenated monomers that can be polymerized into flame retardant polymers, and a method to produce the monomers and the polymers. I...
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JP6009579B2 |
Methods for forming a graft copolymer of a poly(vinylidene fluoride)-based polymer and at least one type of electrically conductive polymer, wherein the electrically conductive polymer is grafted on the poly(vinylidene fluoride)-based po...
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JP6007992B2 |
A production method of polyvinylidene fluoride resin particles comprising: (Process a1) a process to precipitate the polyvinylidene fluoride resin particles by adding a 100 mass% solution in total consisting of 75 to 99 mass% organic sol...
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JP6005737B2 |
A process for manufacturing a dispersion of a vinylidene fluoride (VDF) thermoplastic polymer [polymer (F)], said process comprising polymerizing VDF in an aqueous phase comprising from 0.5 to 1.5 g/l of at least one surfactant of formul...
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JP5995125B2 |
Provided is a method for preparing polymer. By additionally inputting a catalyst reducing agent that reduces an inactivated metal complex compound catalyst to an activated metal complex compound catalyst, a polymer polymerized at a high ...
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JP5989658B2 |
A liquid composition comprising at least one aprotic organic solvent and at least one fluorinated ion exchange polymer which consists of recurring units derived from a chlorofluoroolefin of formula CF2═CCIY, wherein Y is F or CI, and f...
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JP5986102B2 |
There are provided microemulsions derived from compositions containing oligomeric fluorosulfinic compounds and/or ethylenically unsaturated, polymerizable monomeric fluorosulfinic compounds and to their uses in (co)polymerization process...
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JP5973319B2 |
The present invention is a fluoropolymer comprising a plurality of pendent groups terminating in -CF2SO3X, -CF2SO2F, or combinations thereof, where X is selected from a group consisting of H+ and a monovalent cation, and at least one -CF...
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JP5969257B2 |
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JP2016523305A |
The present invention comprises a repeating unit derived from vinylidene fluoride (VDF), a repeating unit derived from hexafluoropropylene (HFP), and a repeating unit derived from hexafluoroisobutene (HFIB) of 0.1 to 10 mol%. For elastom...
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JP5954432B2 |
The present invention aims to provide a method of producing a PTFE aqueous dispersion which contains PTFE particles having a small particle size and which is excellent in dispersion stability by multistage polymerization without using a ...
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JP5952430B2 |
The present invention relates to the preparation of trifluoroethylene (VF3 or TrFE) by hydrogenolyzis of chlorotrifluoroethylene (CTFE) in the gaseous phase over a group VIII metal catalyst deposited on a support. This method can be used...
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JP2016113466A |
To provide a vinylidene fluoride resin composition excellent in coloring resistance by aging after melting molding and having less limitation on manufacturing a vinylidene fluoride polymer.The vinylidene fluoride resin composition contai...
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JP5916562B2 |
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JP5907228B2 |
It is an object of the present invention to provide polytetrafluoroethylene suitable for forming a porous polytetrafluoroethylene film using a high water-soluble surfactant with high volatility. Polytetrafluoroethylene has non-melt-secon...
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JP5904345B2 |
Disclosed is a method for preparing a vinyl chloride seed, comprising adding a vinyl chloride monomer, an emulsifier and a polymerization initiator to an aqueous medium, homogenizing droplets using a homogenizer pump, and polymerizing th...
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JP5901290B2 |
It is an object of the present invention to provide polytetrafluoroethylene suitable for forming a porous polytetrafluoroethylene film using a high water-soluble surfactant with high volatility. Polytetrafluoroethylene has non-melt-secon...
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