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WO/2021/014795A1 |
Provided are: an acrylic rubber that has superior water resistance and a high level of balance between strength properties and workability; a method for producing the same; a rubber composition; and a cross-linked rubber. The acrylic rub...
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WO/2021/014797A1 |
Provided are an acrylic-rubber bale excellent in terms of storage stability and processability, a production method therefor, a rubber mixture obtained from ingredients including the acrylic rubber bale, and a crosslinked rubber object o...
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WO/2021/014788A1 |
Provided are an acrylic rubber having excellent water resistance and a method for producing the same. An acrylic rubber including 70-99.9 wt% of bonding units derived from a (meth)acrylic acid ester, 0.1-10 wt% of bonding units derived f...
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WO/2021/014789A1 |
Provided are: an acrylic sheet having excellent storage stability and water resistance; a production method for the acrylic sheet; a rubber mixture containing the acrylic rubber sheet; and a rubber crosslinked product of the rubber mixtu...
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WO/2021/015143A1 |
Provided are an acrylic rubber bale having excellent storage stability and workability, a method for producing the same, a rubber mixture containing an acrylic rubber bale, and a rubber crosslinked product thereof. The acrylic rubber bal...
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WO/2021/014792A1 |
Provided are an acrylic-rubber bale excellent in terms of storage stability and processability, a production method therefor, a rubber mixture obtained from ingredients including the acrylic rubber bale, and a crosslinked rubber object o...
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WO/2021/014793A1 |
Provided are an acrylic rubber bale with superior strength characteristics and workability, a manufacturing method therefor, a rubber mixture that is obtained by including the acrylic rubber bale, a manufacturing method therefor, and a r...
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WO/2021/002230A1 |
The present invention provides a method for producing a hydrocarbon resin hydride, wherein a hydrogenation reaction is caused by bringing a hydrocarbon resin into contact with hydrogen in the presence of a hydrogenation catalyst and at l...
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WO/2020/261926A1 |
This production method for hollow resin particles comprises: a liquid mixture formulation step for formulating a liquid mixture containing polymerizable monomers including a non-crosslinkable monomer and a crosslinkable monomer, a hydroc...
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WO/2020/260021A1 |
Described herein is a process for producing a propylene copolymer in at least a pre-polymerization stage, a first and a second reaction stage connected in series with improved monomer recovery, wherein a product stream, comprising a prop...
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WO/2020/256018A1 |
Provided is a method for producing an acrylic rubber, the method comprising a drying step for drying the acrylic rubber by using an extruder having a screw disposed inside a barrel in a rotationally drivable manner. An extruder having a ...
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WO/2020/239885A1 |
A process for preparing an ethylene polymer in a suspension polymerization comprising separat- ing the formed suspension of ethylene polymer particles in a solid-liquid separator into wet eth- ylene polymer particles and mother liquor, t...
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WO/2020/241251A1 |
A method for producing a chloroprene-based-polymer latex is provided in which a residual volatile organic substance can be efficiently removed from a chloroprene-based-polymer latex while inhibiting aggregates from precipitating. The met...
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WO/2020/227251A1 |
A method of operating a dump tank of a polymer production process by transferring all or a portion of a content of a polymerization reactor into the dump tank, wherein the reactor contents comprise solid polymer, and liquid and gaseous n...
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WO/2020/227531A1 |
Disclosed herein are a process for preparing a modified high-cis polybutadiene polymer, a modified high-cis polybutadiene polymer, and tire components made using the modified high-cis polybutadiene polymer. The processes make use of a fu...
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WO/2020/222482A1 |
The present invention relates to a polymer coagulant including methacrylamide in a preferred range, and an enlarged graft copolymer prepared using same. A polymer coagulant provided by the present invention can enlarge conjugated diene-b...
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WO/2020/218622A1 |
This method for producing a refined fluoropolymer aqueous dispersion is characterized by comprising a step A for bringing a fluoropolymer aqueous dispersion obtained by using a hydrocarbon-based surfactant into contact with an anion exch...
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WO/2020/217628A1 |
Provided is a method for producing a propylene polymer capable of easily and sufficiently reducing a catalyst residue in the propylene polymer.　The method for producing a propylene polymer includes the following step (1) and step (2).ã...
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WO/2020/218618A1 |
Provided is a process for producing an aqueous fluoropolymer dispersion, characterized by including a step A in which an unprocessed aqueous dispersion containing a fluoropolymer obtained by polymerization in the presence of a hydrocarbo...
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WO/2020/218619A1 |
Provided is a composition production method characterized by comprising a step A for performing ultrafiltration, precise filtration, or a dialysis membrane treatment, or a combination thereof on a composition containing water and a fluor...
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WO/2020/218620A1 |
Provided is a method for producing an aqueous fluoropolymer dispersion, the method being characterized by including a step A in which an untreated aqueous dispersion, which contains a fluoropolymer (where a polymer (I) is excluded) obtai...
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WO/2020/213691A1 |
A method for producing a fluoropolymer powder, characterized by comprising: a step (A1) in which the pH of an aqueous fluoropolymer dispersion obtained by polymerization using a surfactant based on a carboxylic-acid-form hydrocarbon is r...
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WO/2020/213554A1 |
Provided is an ethylene-vinyl alcohol copolymer that has an ethylene unit content of 1 mol% or more and less than 15 mol%, a saponification degree of 85 mol% or more and less than 99.9 mol%, and a viscosity average polymerization degree ...
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WO/2020/203301A1 |
Provided is a method for more easily producing an acrylic rubber capable of giving a crosslinked rubber having excellent water resistance.　A method for producing acrylic rubber including a step for obtaining an emulsion polymerization ...
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WO/2020/203145A1 |
[Problem] To provide: a copolymer having a carbosiloxane dendrimer structure, the copolymer being characterized by containing a dramatically reduced amount of monomer having a carbosiloxane dendrimer structure; a composition, cosmetic in...
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WO/2020/203811A1 |
Provided is a polymer solution desolvation method for effectively suppressing the mutual adhesion of polymer crumbs, and separating a water-insoluble organic solvent from a polymer solution. According to the present invention, when remov...
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WO/2020/206317A1 |
Sorbent materials that are treated with ions, salts, oxides, hydroxides, or carbonates of calcium, magnesium, strontium, or barium are useful in removing perfluoroalkyl and polyfluoroalkyl substances (PFAS), perfluorooctanoic acid (PFOA)...
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WO/2020/189539A1 |
The present invention provides a method for stably producing a particulate water absorbent which has high water absorption rate, while containing a polyacrylic acid (salt). A method for producing a particulate water absorbent according t...
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WO/2020/178679A1 |
The devolatilization of plastomer pellets is undertaken using nitrogen that is recycled in the process. Volatile hydrocarbons are removed from the nitrogen in a hydrocarbon extraction vessel (e.g. an adsorbent bed). In an embodiment, the...
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WO/2020/175267A1 |
Provided are: a catalyst removal method for highly efficiently removing a homogeneous catalyst from a polymer solution; and a method for producing a polymer from a polymer solution in which a homogeneous catalyst has been removed. Accord...
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WO/2020/159712A1 |
The present invention discloses methods for removing volatile components from an ethylene polymer effluent stream from a polymerization reactor, and related polyethylene recovery and volatile removal systems. In these methods and systems...
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WO/2020/151971A1 |
The invention relates to a method for producing superabsorber particles by polymerisation of a monomer solution or suspension, comprising the steps of drying the obtained aqueous polymer gel in a circulating-air belt dryer, grinding, cla...
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WO/2020/153183A1 |
Provided is a method for producing carboxyl group-containing liquid nitrile rubber, the method including: bringing a latex of a carboxyl group-containing liquid nitrile rubber into contact with a monovalent or divalent metal salt under a...
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WO/2020/151009A1 |
Ultra-pure methyl vinyl ether-co-maleic anhydride (PMVE/MA) copolymers and the process to produce such ultra-pure polymers by removing trace impurities are provided. A process to provide an ultra-pure methyl vinyl ether-co-maleic anhydri...
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WO/2020/151972A1 |
The invention relates to a method for producing superabsorbent particles by polymerisation of a monomer solution or suspension, comprising the steps of drying the obtained aqueous polymer gel in a circulating-air belt dryer, grinding, cl...
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WO/2020/151969A1 |
The invention relates to a method for producing superabsorbent particles by polymerisation of a monomer solution or suspension, comprising the steps of drying the obtained aqueous polymer gel in a circulating-air belt dryer, grinding, cl...
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WO/2020/151970A1 |
The invention relates to a method for producing superabsorbent particles, comprising the steps of polymerizing a monomer preparation, drying the aqueous polymer gel obtained, grinding, classifying and thermal surface post-curing, the mon...
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WO/2020/151975A1 |
The invention relates to a method for producing superabsorbent particles by polymerisation of a monomer solution or suspension, comprising the steps of drying the obtained aqueous polymer gel in a circulating-air belt dryer, grinding, cl...
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WO/2020/149690A1 |
The present invention relates to a method for separating a polybutene, comprising the steps of: (1) injecting, into a distillation column, a polybutene solution having a viscosity, measured by means of a rotational viscometer at 25°C, o...
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WO/2020/130264A1 |
The present disclosure pertains to a manufacturing method and device for an aromatic vinyl compound-vinyl cyanide compound polymer and, more particularly, to a method for manufacturing an aromatic vinyl compound-vinyl cyanide compound po...
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WO/2020/130432A1 |
The present invention relates to a method for manufacturing an elastomer composite, the method being capable of both improving the dispersibility of microparticle fillers in an elastomer latex and reducing the amount of microparticle fil...
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WO/2020/130569A1 |
The present invention relates to diene-based rubber latex having an ultra large diameter containing a polymer aggregate, a method for manufacturing same, and a graft copolymer having a core-shell structure having excellent impact strengt...
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WO/2020/130397A1 |
The present invention relates to a method for purifying a polymerization solvent which has been used for preparing a polyolefin resin, whereby impurities, in particular, a polyolefin wax, can be effectively removed from the polymerizatio...
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WO/2020/130254A1 |
The present invention relates to a method for preparing a thermoplastic resin, a thermoplastic resin prepared thereby, and a thermoplastic resin composition comprising same and, more specifically, to a thermoplastic resin, a composition ...
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WO/2020/129594A1 |
This water absorbent resin (21) has a shape in which multiple substantially spherical particles (40) are linked in a chain.
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WO/2020/130411A1 |
The present invention relates to a method for manufacturing a chlorinated polyvinyl chloride resin. Provided according to the present invention is a method capable of manufacturing a chlorinated polyvinyl chloride resin with sacrificing ...
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WO/2020/132161A1 |
Aspects of the disclosure provide methods and compositions involving extracellular vesicles that can be used to treat hearing loss. Extracellular vesicles are not immunogenic (they do not induce rejection or inflammatory responses), are ...
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WO/2020/123973A1 |
Disclosed herein too is a method comprising charging to a reactor system a feed stream comprising a catalyst, a monomer and a solvent; reacting the monomer to form a polymer; where the polymer is contained in a single phase polymer solut...
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WO/2020/123971A1 |
Disclosed herein is a system for solution polymerization comprising a reactor system that is operative to receive an anti-solvent, a monomer, and a solvent, and to react the monomer to form a polymer; where the anti-solvent is not a solv...
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WO/2020/122407A1 |
The present description relates to a method for preparing a graft copolymer and a thermoplastic resin composition comprising the graft copolymer and, more specifically, to a method for preparing a graft copolymer, comprising the step of ...
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