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WO/2018/146236A1 |
The present invention relates to a process for producing cycloalkenamer-containing compositions, comprising the steps of: a) converting at least one cycloalkene by ring-opening metathetic polymerization to obtain a polyalkenamer-containi...
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WO/2018/143191A1 |
The present invention provides an ethylene polymer, wherein the viscosity-average molecular weight as determined according to specific conditions for measuring the isothermal crystallization time is 100 × 104 to 1,000 × 104 (inclusive)...
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WO/2018/142965A1 |
The present invention provides a technology that efficiently isolates, recovers, and reuses a solvent and/or residual monomers from a polymer-containing liquid obtained by polymerizing raw-material monomers. This production method for a ...
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WO/2018/124550A1 |
The present invention relates to a method for preparing a super absorbent polymer. The method comprises: a step for producing a neutralized monomer solution by adding an internal cross-linking agent, an initiator, an inorganic filler, an...
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WO/2018/124596A1 |
The present invention relates to: a nitrile-based rubber preparation method for preparing a nitrile-based rubber by polymerizing a monomer mixture comprising an α,β-unsaturated nitrile-based monomer and a conjugated diene-based monomer...
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WO/2018/114071A1 |
A process for reducing the volatile organic compound content of granular plastomers having a density of equal to or lower than 883 kg/m3 and a MFR2 of 1 00.0 g/1 0 min or lower (ISO 1133 at 2.16 kg load and 190 °C), to below 65 ppm (VOC...
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WO/2018/112821A1 |
A process of stripping a dispersion of organic extender particles with volatile organic compounds and a method of reducing volatile organic compounds.
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WO/2018/116828A1 |
Provided is a method for producing an acrylic rubber, comprising a coagulation step of mixing a latex of an acrylic rubber with a metal salt and a polymer flocculant to coagulate the acrylic rubber component, wherein the metal salt and t...
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WO/2018/110825A2 |
The present invention relates to a preparation method of a thermoplastic resin and, more particularly, to a method for preparing a thermoplastic resin, the method comprising: A) coagulating emulsion-polymerized latex with acid; B) treati...
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WO/2018/111087A1 |
A curable polymer latex composition obtainable by: • (a) subjecting a monomer mixture comprising • i. at least one conjugated diene; • ii. at least one ethylenically unsaturated nitrile; • iii. optionally at least one ethylenical...
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WO/2018/106953A1 |
A method including operating a high impact polystyrene (HIPS) reaction system having a devolatilizer downstream of a polymerization reactor, and from which a HIPS product is obtained, and injecting an antioxidant into the HIPS reaction s...
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WO/2018/104080A1 |
The invention relates to a process of manufacturing high density polyethylene, comprising • performing first polymerization to form a first slurry in a first reactor (R1); transferring (104) at least part of the first slurry from the f...
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WO/2018/105917A2 |
The present invention relates to a method for manufacturing a thermoplastic resin, a thermoplastic resin composition comprising the same, and a method for manufacturing an injection molded article. More specifically, the present inventio...
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WO/2018/101342A1 |
Provided is a method for efficiently producing a high-boiling-point solvent solution of a methacrylic copolymer having a narrow molecular weight distribution. Provided is a production method for a polymer solution that includes: a methac...
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WO/2018/100076A1 |
The present invention relates to a process for operating a polymer powder degasser vessel, and in particular provides a process for operating a polymer powder degasser vessel which vessel comprises a silo comprising a main vertical cylin...
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WO/2018/092803A1 |
A method for producing an α-olefin oligomer, which comprises a process wherein: an α-olefin oligomer mixture is produced by performing an oligomerization reaction of an α-olefin; subsequently, a distillation residue containing α-olef...
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WO/2018/093052A2 |
The present invention relates to an olefinic monomer recovery device capable of suppressing fouling and pressure drop in the recovery device in a process of separating and recovering unreacted monomers after production of a polyolefin re...
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WO/2018/084015A1 |
This extrusion dryer for a rubbery polymer comprises a cylinder which has a hopper for injection of a rubbery polymer at one end and a die at the other end, and a screw which is rotatably arranged inside of the cylinder and which has a s...
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WO/2018/084014A1 |
This extrusion dryer for a rubbery polymer comprises a cylinder, a liner provided on the inner peripheral surface of the cylinder, and the screw rotatably arranged inside of the liner, and conveys a rubbery polymer by means of the screw,...
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WO/2018/079785A1 |
Provided is a method for producing an acrylic rubber, the method being provided with: an emulsion polymerization step for obtaining an emulsified polymer solution by emulsion-polymerizing a monomer in the presence of a nonionic emulsifie...
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WO/2018/079784A1 |
Provided is an acrylic rubber containing a lubricant, the lubricant being at least one selected from among phosphate ester, fatty acid ester, fatty acid amide, and higher fatty acid. According to the present invention, an acrylic rubber ...
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WO/2018/079659A1 |
[Problem] To provide a block copolymer which can be used as a dispersing agent, and has superior resistance to heat. [Solution] This block copolymer is characterized by having block A including a structural unit derived from a vinyl mono...
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WO/2018/079783A1 |
Provided are: an acrylic rubber in which the residual amount of coagulant is 10-10,000 ppm by weight or more; and a crosslinked rubber using the acrylic rubber. According to the present invention, an acrylic rubber providing a crosslinke...
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WO/2018/079787A1 |
Provided are: an acrylic rubber containing an anionic emulsifier in an amount of 10-4,500 weight ppm inclusive; and a crosslinked rubber product using the acrylic rubber. According to the present invention, an acrylic rubber capable of p...
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WO/2018/079786A1 |
Provided is a method for producing an acrylic rubber, the method being provided with: an emulsion polymerization step for obtaining an emulsified polymer solution by emulsion-polymerizing a monomer for forming the acrylic rubber; an ethy...
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WO/2018/066838A2 |
The present application relates to a solvent separation apparatus and a solvent separation method. The solvent separation apparatus and the solvent separation method according to the present application can reduce the amount of coolant u...
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WO/2018/060111A1 |
The invention relates to a process for producing thermoplastic molding materials based on acrylonitrile-styrene-acrylate copolymers (ASA) having improved surface properties, in particular an improved stability of surface quality during s...
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WO/2018/054967A1 |
The invention is a flash separator for separating an olefin copolymer mixture from volatile gases. The flash separator can be used with a solution or high pressure process. The object is to increase the mass transfer of volatile gases fr...
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WO/2018/056758A1 |
The present invention relates to a method for controlling a residual monomer content of a polymer. The method enables prediction of a residual monomer content without the influence of other external factors by means of controlling a hot ...
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WO/2018/057313A1 |
Provided are processes for making a polymer composition comprising (i) providing a multistage polymer latex by emulsion polymerization in the presence of a phosphate surfactant, wherein the multistage polymer comprises (a) a first stage ...
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WO/2018/054805A1 |
The present invention is directed to a process for separating an olefin copolymer from volatile gases using a flash separator. The flash separator can be used with a solution or high pressure process. The mass transport of volatile gases...
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WO/2018/052201A1 |
The present invention relates to a method for recovering ethylene and a vinyl-based comonomer, the method improving the recovery rate of unreacted monomers remaining after the polymerization reaction of ethylene and a vinyl-based comonom...
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WO/2018/048136A1 |
The present invention relates to a thermoplastic transparent resin and a preparation method therefor, and has effects of providing: a thermoplastic transparent resin having no flow marks generated on the surface thereof, having excellent...
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WO/2018/039896A1 |
Disclosed are a method of attenuating concentration of acrolein, materials and manufactured articles prepared by the method. The concentration of acrolein is attenuated with an amine.
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WO/2018/043945A1 |
The present invention provides a method for preparing chlorinated vinyl chloride resin, chlorinated vinyl chloride resin prepared by means of same, and chlorinated vinyl chloride resin compound comprising the resin. The method is charact...
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WO/2018/044821A1 |
Copolymers of styrene and vinylpyridine having residual monomer levels of less than about 1000 parts per billion and processes for preparing said copolymers.
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WO/2018/041654A1 |
The present invention relates to a process for the production of a polymer using a compound comprising at least 2 unsaturated carbon-carbon bonds, wherein the process comprises a polymerisation section and a purification section, wherein...
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WO/2018/044395A1 |
This invention relates to a process for forming polymer including: polymerizing a monomer dissolved in a solvent in the presence of a catalyst system under conditions to obtain a first effluent stream including a solution of the polymer ...
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WO/2018/041649A1 |
The present invention provides a liquid antioxidant composition used for raw rubbers comprising 5% to 30% by weight of at least one aromatic amine-based antioxidant agent, 20% to 70% by weight of at least one hindered phenol-based antiox...
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WO/2018/028907A1 |
The present invention relates to a process for the production of a polymer comprising the steps of: a) polymerisation of an emulsion comprising a reaction mixture to obtain a polymeric latex; and b) coagulating the polymeric latex by exp...
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WO/2018/022965A1 |
A method of first introducing a thermoresponsive polymer with an upper critical solubility temperature into an aqueous solution. The temperature of the thermoresponsive polymer can be equal to or greater than the upper critical solubilit...
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WO/2018/011135A1 |
The invention relates to a method for producing solid acrylic acid polymers, comprising the steps of: (a) preparation of an aqueous acrylic acid polymer solution having a solids content of 30 to 70 % by weight by radical polymerization, ...
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WO/2018/003663A1 |
Provided is a method for producing a polymer coagulant powder by drying a polymer emulsion obtained by emulsion polymerization of a monomer mixture containing at least a cationic monomer and a crosslinkable monomer, the method including:...
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WO/2017/220724A1 |
A process for the offline deactivation of at least one single site catalyst comprising contacting said catalyst with a deactivating agent selected from an aprotic low molecular weight carbonyl group containing organic compound or an apro...
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WO/2017/217708A1 |
The present application relates to a solvent recovery device and a solvent recovery method, the solvent recovery device and method, according to the present application, enabling the reduction of steam consumption during a synthetic rubb...
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WO/2017/217709A1 |
The present application relates to a solvent separation device and a waste heat utilization method, the solvent separation device and the waste heat utilization method, according to the present application, enabling the reduction of cool...
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WO/2017/217720A1 |
The present invention provides: a method for preparing a modified conjugated diene-based polymer, capable of preventing the deterioration of processability by inhibiting an increase in Mooney viscosity during post-treatment using high-te...
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WO/2017/209133A1 |
The purpose of the present invention is to provide a method for manufacturing a fluororesin in which contained low boiling components have been adequately reduced. Provided is a method for manufacturing a fluororesin in which low boiling...
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WO/2017/204154A1 |
Provided is a catalyst recovery method wherein a solution, which contains a reaction mixture that is obtained by performing a hydrogenation reaction in the presence of a platinum group element-containing catalyst, is brought into contact...
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WO/2017/186511A1 |
The present invention relates to a process for the production of copolymers comprising: (i) forming a reaction mixture comprising an elastomer and a vinyl aromatic compound; (ii) introducing the reaction mixture to a reaction vessel; and...
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