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JPWO2014157624A1 |
A polymer having a polymerizable functional group containing a farnesene-derived monomer unit (a1) as a monomer unit constituting the polymer. A resin composition containing a polymer (A) having a polymerizable functional group and conta...
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JPWO2014148345A1 |
α, β-Ethylene unsaturated nitrile monomer unit 10 to 55% by weight, conjugated diene monomer unit 25 to 89% by weight, and α, β-ethylenically unsaturated dicarboxylic acid monoester monomer unit 1 to Adhesive composition containing a...
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JP6079865B2 |
A terminal-modified polymer is manufactured by performing a polymerization reaction of a vinyl aromatic monomer, a conjugated diene monomer or both in the presence of an anionic polymerization initiator: and then adding an alkoxy titaniu...
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JP6079864B2 |
A terminal-modified polymer is manufactured by performing a polymerization reaction of a vinyl aromatic monomer, a conjugated diene monomer or both in the presence of an anionic polymerization initiator: and then adding an alkoxy aluminu...
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JP6074161B2 |
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JP6073379B2 |
The invention describes a process for producing a diene polymer, the process including the following steps in this order i) polymerizing one or more diene monomers in the presence of a catalyst composition to give a reaction mixture; ii)...
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JP6074160B2 |
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JP2017008170A |
To provide a method for producing an optical element having higher productivity, and a method for producing an optical element with a large effective diameter.Provided is a method for producing an optical element having: a step where a c...
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JP6057925B2 |
An object of the invention is to provide a chloroprene polymer composition resistant to discoloration under heat or light. Provided is a chloroprene rubber composition, prepared by carrying out emulsion polymerization in the presence or ...
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JP6055827B2 |
The present invention provides a method for synthesizing a polybutadiene more efficiently and stably which is possible to obtain a rubber composition and a tire excellent in durability (fracture resistance, wear resistance and crack grow...
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JP6053971B2 |
A method for preparing a functionalized polymer, the method comprising the steps of polymerizing monomer to form a reactive polymer; and reacting the reactive polymer with a protected oxime compound containing an acyl group.
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JP6055824B2 |
A polymerization catalyst composition that, without accompanying excessive gelation, allows efficient synthesis of high molecular weight polyisoprene under industrial conditions is provided. The polymerization catalyst composition contai...
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JP6053435B2 |
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JP6055204B2 |
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JP6050857B2 |
A method for preparing a functionalized polymer, the method comprising the steps of preparing a reactive polymer and reacting the reactive polymer with a heterocyclic nitrile compound.
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JP6046131B2 |
A process for the preparation of a 1,3-butadiene and styrene copolymer comprising the following steps: a) anionically polymerizing a blend comprising from 5% by weight to 40% by weight of styrene and from 60% by weight to 95% by weight o...
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JP6043383B2 |
This invention relates to a process of polymerization of unsaturated fatty acids, esters of unsaturated fatty acids, unsaturated hydrocarbons or esters of unsaturated hydrocarbons, or unsaturated derivatives of these products by dielectr...
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JP2016204409A |
To provide a diene polymer functioning as a modifier that reduces a vinyl group content of a styrene-butadiene rubber, a method for producing the diene polymer, a modified styrene-butadiene rubber obtained by modifying a styrene-butadien...
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JP6038266B2 |
Metallated aminosilane compounds for use as functional initiators in anionic polymerizations and processes for producing an aminosilane-functionalized polymer using the metallated aminosilane compounds to initiate anionic polymerization ...
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JP6039079B2 |
This invention relates to a composition for a photo-alignment layer which can exhibit superior thermal stability, alignability, and alignment rate, and can also suppress generation of an afterimage and further improve a voltage holding r...
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JP6034623B2 |
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JP6033845B2 |
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JP6031374B2 |
A polymerization catalyst composition that enables efficient synthesis of high molecular weight polyisoprene is provided. An isoprene polymerization catalyst composition includes: Component (a): a rare earth element compound having a rar...
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JP6031375B2 |
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JP6020257B2 |
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JP6017550B2 |
The invention pertains to a hyperbranched (per)fluoroelastomer [fluoroelastomer (B)] comprising recurring units derived from a bis-olefin [bis-olefin (OF)] having general formula (I): wherein R1, R2, R3, R4, R5 and R6, equal or different...
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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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JP6015998B1 |
In manufacture of a conjugate diene polymer, when yield has fallen gradually, yield can be recovered. A conjugate diene polymer is manufactured using a transition metal catalyst and an organic aluminium compound as an assistant catalyst....
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JP6010347B2 |
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JP2016180081A |
To provide a hard coating agent for decorative molding which forms a coating film excellent in extensibility and chemical resistance; a film for molding formed of the hard coating agent for decorative molding; a laminated film having the...
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JP6006868B2 |
Disclosed are a method for preparing a conjugated diene polymer including synthesizing an initiator having an anionic end containing an amine and a cationic end containing an alkali metal, polymerizing a combination of an aromatic vinyl ...
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JP5997938B2 |
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JP5997939B2 |
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JP6000351B2 |
The invention relates to chelate-stabilized homleptic triaryl compounds based on phenylphosphoranes, to methods for preparing same and to the use thereof as catalysts. According to the invention, the object is achieved by homleptic rare ...
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JP5994784B2 |
A method for producing a conjugated diene polymer usable as a raw material of a crosslinked polymer which is used for use in tires of automobiles and can enhance low fuel consumption performance of automobiles is provided. A method for p...
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JP2016166271A |
To provide chloroprene rubber improved in dynamic properties, and a production method thereof.The present invention provides: chloroprene rubber having a furan skeleton structure at an end of a polymer molecule; and a production method o...
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JP5986249B2 |
In general the present invention provides a process for forming conjugated diene polymer, the process comprising the step of polymerizing conjugated diene monomer in the presence of a catalytically effective amount of a catalyst composit...
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JP5976751B2 |
A method for preparing a functionalized polymer, the method comprising the steps of preparing a reactive polymer, and reacting the reactive polymer with a halosilane compound containing an amino group.
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JP2016138281A |
To provide a method for continuously producing a polymer including branched and linear components.A polymer including branched and linear components is obtained by polymerizing one or two or more kinds of conjugated diene in the presence...
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JP5962139B2 |
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JP5965169B2 |
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JP5963681B2 |
High-molecular-weight bimodal neodymium-catalyzed polybutadiene (I), having a high content of cis-1,4 units of greater than 95% and a low content of 1,2-vinyl units of less than 1%, is new, where (I) comprises a linear polymeric main fra...
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JP5964570B2 |
To provide a modified conjugated diene-based polymer composition having excellent low-hysteresis loss properties and wet skid resistance, and further having excellent balance of these properties, and excellent balance of abrasion resista...
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JP5964571B2 |
To provide a modified conjugated diene-based polymer composition having excellent low-hysteresis loss properties and wet skid resistance, and further having excellent balance of these properties, and excellent balance of abrasion resista...
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JP5960207B2 |
An oxolanyl compound-containing composition comprising specified amounts of the meso-isomer of one or more of the oxolanyl compounds of specified structure is provided. Also provided are methods for the use of such compositions as vinyl ...
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JP5961382B2 |
An object of the present invention is to provide a rubber composition for a tire, capable of achieving both good rolling resistance properties and good wear resistance in a sufficiently compatible manner when the rubber composition is ap...
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JP5956556B2 |
A method for preparing a functionalized polymer, the method comprising the steps of: (i) polymerizing monomer with an anionic initiator to form a reactive polymer; and (ii) reacting the reactive polymer with a carboxylic or thiocarboxyli...
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JP2016132761A |
To provide a method for producing a dip molding which makes it possible to obtain a dip molding having high tear strength with a small number of steps.The present invention employs a synthetic polyisoprene in which a ratio of the amount ...
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JP5955211B2 |
A method of producing cis-1,4-polydienes, the method comprising the step of contacting conjugated diene monomer with a lanthanide-based catalyst system in the presence of less than 20% by weight of organic solvent based on the total weig...
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JP2016128543A |
To provide a method for producing a conjugated diene polymer which suppresses a conjugated diene polymer from adhering to a mixing apparatus and a supply passage from the mixing apparatus to a polymerization vessel and can obtain a conju...
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