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JP2021195435A |
To provide a resin composition which can suppress thermal degradation of an additive, and a film containing the same.A resin composition has a blending ratio of an additive to a resin having a partial structure represented by the followi...
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JP2021185236A |
To provide a method for producing a fluorine-containing polymer and a composition thereof.There is provided a composition comprising a fluorine-containing polymer (A) containing a constituent unit having a fluorine-containing aliphatic r...
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JP2021178898A |
To provide a dispersion liquid that contains particles of tetrafluoroethylene-based polymer at an optional content and is excellent in dispersion stability.The method of manufacturing a dispersion liquid is characterized by mixing a liqu...
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JP6965363B2 |
The ultraviolet light-emitting device includes a base, a nitride semiconductor ultraviolet light-emitting element flip-chip mounted on the base, and a lens for sealing a nitride semiconductor ultraviolet light-emitting element to focus o...
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JP2021165396A |
To provide a chlorinated vinyl chloride-based resin which is excellent in continuous productivity in molding work, and can achieve both workability and unevenness prevention properties of a molding.In a chlorinated vinyl chloride-based r...
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JP2021527729A |
The present disclosure is a method of treating a substrate containing an elastomeric material, a) a step of providing a composition, wherein the composition is at least 90% by weight based on the total weight of the i.polymer. At least o...
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JP2021161225A |
To provide a novel adsorbent that is inexpensive and has high adsorptivity and a method for producing the same.A pellet-like vinyl chloride resin composition has: a polyvinyl chloride polymer prepared by suspension polymerization; a bind...
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JP6939916B2 |
An object of the present invention is to provide a novel method for producing a fluoropolymer.The present invention relates to a method for producing a fluoropolymer comprising polymerizing a fluoromonomer in an aqueous medium in the pre...
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JP6933777B2 |
The present invention provides a chlorinated polyvinyl chloride resin that enables excellent continuous productivity in molding and that enables a molded article to have both processability and unevenness-preventing properties. Provided ...
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JP6916392B2 |
The present invention provides a chlorinated polyvinyl chloride that enables excellent continuous productivity in molding and that enables a molded article to have both processability and unevenness-preventing properties. Provided is a c...
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JP6916400B1 |
To provide an addition condensate capable of forming a polymer scale adhesion-preventing coating film on an inner wall surface of a polymerization reactor or the like and improving the productivity of a polymer. The addition condensate i...
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JP6914235B2 |
To provide a resin composition that can form a self-lubricating liner having improved wear resistance in a low-temperature environment.A photocurable resin composition contains a (meth) acrylate compound having an isocyanuric acid ring, ...
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JPWO2020022355A1 |
The present disclosure provides polytetrafluoroethylene having excellent stretchability. The present disclosure is a polytetrafluoroethylene characterized by having a standard specific gravity of 2.175 or less and a thermal instability i...
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JP6904347B2 |
To provide a method for producing a liquid composition, whereby agglomeration of the resin powder is suppressed even at a low viscosity and it is possible to obtain a uniformly dispersed liquid composition, and a method for producing a f...
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JP6893175B2 |
An object of the present invention is to provide a dispersion assistant that, when used for suspension polymerization of a vinyl-based compound, achieves stable production of a good polymer (vinyl-based resin) without much scale adhesion...
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JPWO2019235504A1 |
A residual monomer removing device capable of efficiently removing residual monomers from a vinyl chloride resin-containing slurry while preventing the residual monomers from being discharged out of the process. A tubular tower body 4, a...
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JP6864997B2 |
The present disclosure relates to a process for chlorination of a polymer. The process of the present disclosure includes minimum use of light and maximum chlorine utilization for getting maximum chlorination yield. The chlorinated polym...
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JP6866130B2 |
To provide a dispersion assistant providing stably good polymer (vinyl-based resin) less in adhesion of scale to a polymerization tank even when using a large amount when used in a dispersion polymerization of a vinyl compound.An additiv...
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JP6860093B2 |
Provided is a method for producing low molecular weight polytetrafluoroethylene less likely to generate C6-C14 perfluorocarboxylic acids and salts thereof. The method for producing low molecular weight polytetrafluoroethylene includes: (...
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JP2021046536A |
To provide a polyvinylchloride-based carbon fiber reinforced composite material excellent in flame resistance, durability, oil and chemical resistance, and mechanical characteristics such as bending strength and creep properties.A carbon...
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JP6840073B2 |
The invention pertains to a method for making a fluoropolymer dispersion, said method comprising an aqueous emulsion polymerization of one or more fluorinated monomers wherein said aqueous emulsion polymerization is carried out in an aqu...
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JP6833164B2 |
To provide a polymer capable of forming a polymer electrolyte membrane that is resistant to breakage even when being repeatedly subjected to humidification and drying or a catalyst layer that is resistant to formation of cracks; a polyme...
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JP6825685B2 |
There are provided a tetrafluoroethylene polymer that provides an air filter medium whose pressure loss can be reduced and made uniform at a plurality of positions, an air filter medium, a filter pack, and an air filter unit. The tetrafl...
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JP6819595B2 |
To provide a process for producing a liquid composition capable of forming a polymer electrolyte membrane of which breakage at the time of drying is suppressed; a process for producing a catalyst layer-forming coating liquid capable of f...
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JP6822598B1 |
To produce a fluorine-containing elastomer using a hydrocarbon-based surfactant, and to suppress polymer adhesion to a polymerization tank despite using a hydrocarbon-based surfactant. To provide a method for producing a fluoroelastomer,...
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JP2021007098A |
To provide a liquid composition and a manufacturing method thereof which can be made difficult to crack when a catalyst layer or a solid polymer electrolyte membrane is formed, and a method for manufacturing a membrane electrode assembly...
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JP6801660B2 |
To provide a production method for an aqueous emulsion of modified polytetrafluoroethylene which is environmentally friendly and which is suitable for producing a stretched porous body having excellent breaking strength. A production met...
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JP6800407B2 |
To provide a method for producing a vinyl chloride-based resin sheed containing a polymerization initiator when a vinyl chloride paste is produced that can greatly shorten a polymerization time when the vinyl chloride paste is produced, ...
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JP6801655B2 |
To provide a liquid composition with which a catalyst layer and a polymer electrolyte membrane will hardly be broken at the time of their formation and a method for producing the liquid composition; and a method for producing a membrane/...
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JP6783661B2 |
The present invention pertains to a process for the manufacture of a crosslinkable fluoropolymer, to said crosslinkable fluoropolymer and the crosslinked fluoropolymer obtainable therefrom, to a film comprising said crosslinkable fluorop...
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JP6780774B2 |
The invention aims to provide a novel method for producing a fluoropolymer. The method for producing a fluoropolymer of the invention includes polymerizing a fluoromonomer in an aqueous medium in the presence of a surfactant to provide a...
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JP6778279B2 |
There is provided a composition (C) comprising a modified PVA (A) and a compound (B), wherein the modified PVA (A) contains 0.01 mol% or more and less than 2 mol% of double bonds derived from an unsaturated carboxylic acid or a derivativ...
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JP2020158759A |
To provide a method for producing a maleic anhydride modified polyvinyl chloride resin composition capable of obtaining a maleic anhydride modified polyvinyl chloride resin at a high addition rate without coloration while suppressing the...
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JP2020138174A |
To provide a microcapsule capable of reducing fish eyes in a produced vinyl polymer.The microcapsule has a core/shell structure, the shell contains a water-soluble polymer, and the core contains an organic peroxide. The water-soluble pol...
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JP6750729B2 |
The invention aims to provide a novel method for producing a fluoropolymer. The method for producing a fluoropolymer of the invention includes polymerizing a fluoromonomer in an aqueous medium in the presence of a surfactant to provide a...
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JP2020128521A |
To provide a fluorine resin-containing particle having excellent electrification characteristics.A fluorine resin-containing particle has the number of carboxyl groups of 0 to 30 relative to 10carbon atoms, and the amount of basic compou...
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JP2020525581A |
The present invention relates to a method for producing a partially fluorinated polymer in emulsion polymerization, in particular a vinylidene fluoride (VDF) based polymer, and to a polymer obtained from the method. [Selection diagram] None
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JP6733807B2 |
The purpose of the present invention is to produce a useful haloolefin polymer or copolymer by radical polymerization of a haloolefin. The present invention relates to a method for producing a polymer by polymerization of a haloolefin in...
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JP6727865B2 |
Provided is a surface treatment agent which does not use fluorine-containing monomers, particularly fluoroalkyl group-containing monomers. Additionally, provided is a copolymer which includes a first polymer formed from first monomers, a...
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JP6722593B2 |
The invention relates to very high melt flow fluoropolymer compositions, having low melt viscosities. The fluoropolymers have low molecular weights of from 5 kDa to 200 kDa and melt viscosities of less than 2 kilopoise (kP) at 232° C. a...
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JP2020519730A |
The present invention relates to a fluoropolymer hybrid organic / inorganic composite, a film containing the fluoropolymer hybrid organic / inorganic composite, and the use of the film in various applications, particularly electrochemica...
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JP6717303B2 |
The invention provides a fluororesin that is less likely to suffer blistering or cracking even when rapidly decompressed from a high-temperature and high-pressure state. The fluororesin contains a vinylidene fluoride unit. The vinylidene...
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JP6708275B2 |
There is provided a fluororesin material comprising a melt-fabricable fluororesin, and having a dielectric constant of 2.1 or less and a dielectric loss tangent of 0.00030 or less at 12 GHz.
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JP6704350B2 |
A dispersion stabilizer for suspension polymerization is provided that includes a vinyl alcohol-based polymer (A), wherein a 0.1 mass% concentration aqueous solution of the polymer (A) has an absorbance (a1) of less than 0.25 at a wavele...
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JP6698172B2 |
Aqueous emulsion comprising: —25-70 wt % organic peroxide, based on the weight of the emulsion, —a cyclohexane dicarboxylate ester, and —water. This emulsion is storage stable and can be used for the production of polymers, in part...
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JP6699789B2 |
The disclosure aims to provide a composition that is able to provide a film having excellent abrasion resistance and excellent antifouling properties. The composition contains a perfluorocarbon sulfonic acid resin or sulfonic acid salt r...
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JPWO2019009250A1 |
Provided are a fluoroelastic copolymer composition capable of obtaining a crosslinked rubber article having excellent low temperature characteristics and sufficient hardness; and a crosslinked rubber article having excellent low temperat...
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JP2020063356A |
To provide a fluorine-containing polymer capable of producing a composition excellent in dispersibility of an additive, a composition containing the fluorine-containing polymer, and a coating material made of the composition.A fluorine-c...
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JP2020512447A |
The present invention includes I and / or Br and -SO.3Xa, -PO3Xa, And-COOXa(XaIs a fluoropolymer dispersion using a particular reactive oligomeric dispersant of a given molecular weight, comprising multiple ionizable groups selected from...
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JP2020510737A |
The present invention is -SO3Xa, -PO3Xa, And-COOXa(XaIs a method for producing a fluoropolymer dispersion using a specific polymer derivative containing a plurality of ionizable groups selected from the group consisting of H, ammonium gr...
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