Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 5,983

Document Document Title
WO/2021/205932A1
Provided is a conjugated-diene-based polymer at least including units of a conjugated diene monomer, wherein high-molecular-weight components have a shrinkage factor of 0.4-0.8 and have a degree of adsorption onto silica of 75% or less a...  
WO/2021/202659A1
A method for preparing a polymer, the method comprising polymerizing conjugated diene monomer in the presence of a lanthanide-based catalyst system including (i) a lanthanide-containing compound, (ii) triethyl aluminum, (iii) an aluminum...  
WO/2021/182439A1
The purpose of the present invention is to provide: a borate compound-containing composition which is useful as a promoter for polymerization of olefins or dienes and which is soluble in a hydrocarbon solvent; and a manufacturing method ...  
WO/2021/182438A1
The purpose of the present invention is to provide a composition containing a borate compound which is useful as a cocatalyst for the solution polymerization of olefin or diene and is soluble in a hydrocarbon solvent. According to the ...  
WO/2021/178235A1
A rubber compound for heavy-duty truck or bus tire treads may comprise: 5 to 100 parts by weight per hundred parts by weight rubber (phr) of a long chain branched cyclopentene ringopening rubber (LCB-CPR) having a glass transition temper...  
WO/2021/172938A1
The present invention relates to a modified conjugated diene-based polymer having excellent rolling resistance and improved processability, a preparation method therefor, and a rubber composition comprising same, and provides a modified ...  
WO/2021/173905A1
The present invention is directed towards an electrodepositable coating composition comprising a polyfarnesene polymer and an ionic salt group-containing film-forming polymer. Also disclosed are methods of coating a substrate using the e...  
WO/2021/161887A1
[Problem] To provide a novel compound which has high absorption selectivity for the long-wavelength ultraviolet to near ultraviolet region close to a wavelength of 400 nm, exhibits high weathering resistance, and has a merocyanine skelet...  
WO/2021/161852A1
The fluorine-containing polymer has a fluorine content of 50 mass% or higher, a degree of unsaturation of 0.1 mEq/g or higher, and a glass transition temperature of -20°C or higher, and the relationship between the maximum value E*1 of ...  
WO/2021/161851A1
This method for producing an iodine–containing compound comprises reacting a compound (10) having a partial structure represented by formula (1), and a compound represented by formula (3), in the presence of at least one compound selec...  
WO/2021/154112A1
The invention relates to the production of synthetic rubbers for use in manufacturing tyres and tyre components, golf balls and industrial rubber products. More particularly, the present invention relates to a method for producing a modi...  
WO/2021/153912A1
The present invention relates to a system for continuous production of a conjugated diene-based polymer, which facilitates the adjustment of a polymerization conversion rate in the initial stage of polymerization and has superior product...  
WO/2021/149982A1
The present invention relates to a modified conjugated diene-based polymer and a rubber composition comprising same, and provides a modified conjugated diene-based polymer having: a) a unimodal molecular weight distribution curve by gel ...  
WO/2021/142214A1
An adhesive composition made from an elastomer and a tackifying resin. The tackifying resin includes a farnesene polymer or copolymer having the following properties: i) less than 10 weight percent of volatile organic compounds; ii) Mn b...  
WO/2021/136703A1
The present invention is related to a carboxylated styrene butadiene polymer latex, a method for making such and its application as binders for paper coating. In particular, the latex shows excellent wet rub performance and peel off perf...  
WO/2021/133818A1
A process for preparing a polydiene, the process comprising (i) forming an active catalyst composition by combining a rare-earth compound, an alkylating agent, an aluminoxane, and a halogen compound; and (ii) combining the active catalys...  
WO/2021/133819A1
A process for preparing a polydiene, the process comprising (i) preparing an active catalyst composition by combining a rare-earth compound including a rare-earth metal, an alkylating agent, an aluminoxane, and optionally a halogen-conta...  
WO/2021/102202A3
Embodiments of the present disclosure are directed to functional polymers produced by copolymerization of at least one conjugated diolefin monomer and optionally one or more vinyl monomer, the functional polymer comprising at least one f...  
WO/2021/126002A1
The invention relates to the production of synthetic rubbers used in the manufacture of tires and tire parts, rubber products, golf balls and other similar products. In particular, the present invention relates to a process for produc...  
WO/2021/126003A1
The invention relates to the production of synthetic polymers used in the manufacture of tires and rubber technical products, in electrical industry and other fields. In particular, the present invention relates to a method for produc...  
WO/2021/126001A1
The present invention relates to a method for the preparation of a modified polydiene, the method comprising the following steps of i) preparing a catalyst complex including (A) a lanthanide compound, (B) a conjugated diene, (C) an organ...  
WO/2021/107717A1
The present invention relates to a modified conjugated diene-based polymer and, more specifically, provides a modified conjugated diene-based polymer, which: is prepared by continuous polymerization so as to have a specific polymer struc...  
WO/2021/102202A2
Embodiments of the present disclosure are directed to functional polymers produced by copolymerization of at least one conjugated diolefin monomer and optionally one or more vinyl monomer, the functional polymer comprising at least one f...  
WO/2021/085616A1
A method for producing a modified conjugated-diene-based polymer, the method comprising: a polymerization step in which monomers including a conjugated diene compound are polymerized in the presence of an alkali metal compound or an alka...  
WO/2021/086039A1
The present invention relates to a modifier that is useful for polymer modification, a modified conjugated diene-based polymer having excellent affinity with a filler and improved mixing properties, and a preparation method therefor.  
WO/2021/079676A1
The present invention provides a rubber composition and a tire with which excellent performance persistency is obtained, and moreover, excellent low fuel-consumption performance and wet grip performance are obtained. The present inventio...  
WO/2021/074507A1
The invention relates to a method for bulk preparation of an epoxidised diene polymer in a tool for processing rubber, which method comprises at least two separate additions of a solid epoxidation agent. The method of the invention makes...  
WO/2021/066561A1
The present invention relates to a modified conjugated diene-based polymer, a method for producing same, and a rubber composition comprising same. The present invention relates to a modified conjugated diene-based polymer having a low hy...  
WO/2021/060833A1
The present invention relates to a method for producing a conjugated diene-based polymer, characterized by using a saponified dimer acid as an emulsifier in a polymerization initiation step and, following the initiation of polymerization...  
WO/2021/054630A1
The present invention pertains to a method for producing a diene-based rubber polymer, the method comprising: a step in which a diene-based monomer, a molecular weight modifier, an initiator, and an emulsifier are each charged for a firs...  
WO/2021/049377A1
The present invention provides a polymer composition which has good processability and is suitable for the production of a tire that has an excellent balance among rebound resilience, wet grip performance, low loss tangent and tensile st...  
WO/2021/049255A1
A polymer (A) having a structure unit (U1) derived from a monomer represented by formula (1) is included in the liquid crystal orientation agent. In formula (1), R1 represents a monovalent organic group, R2 and R3 each represent a single...  
WO/2021/044921A1
The purpose of the present invention is to provide a conjugated diene polymer which exhibits extremely excellent processability when formed into a vulcanized product, and which enables the achievement of a vulcanized product that has exc...  
WO/2021/045537A1
The present invention relates to a rubber composition having excellent abrasion resistance and improved viscoelastic properties by controlling compatibility between rubber components, and a tire manufactured using same. The present inven...  
WO/2021/005511A1
A process for high sulfur content copolymer preparation comprising reacting sulfur in solid form with at least one crosslinker selected from organic compounds containing at least a double or triple bond, in the presence of at least one c...  
WO/2020/262486A1
This catalyst comprises: at least one element X selected from the group consisting of groups 3-6 of the periodic table; and at least one element Z selected from the group consisting of group 14 elements, wherein in an X-ray diffraction p...  
WO/2020/262371A1
Provided are: a modified vinylaromatic copolymer having reactivity and solubility which make the copolymer usable in producing copolymer rubbers; and a copolymer rubber material obtained from the modified vinylaromatic copolymer and havi...  
WO/2020/262537A1
The present invention relates to a maleimide resin composition which contains: (A) one or more selected from the group consisting of a maleimide compound having two or more N-substituted maleimide groups and a derivative thereof; and (B)...  
WO/2020/249406A1
The invention relates to a method for producing an aqueous polymer dispersion by radically initiated aqueous emulsion polymerization, in which in an aqueous medium comprising (a) 40 to 75 parts by weight of at least one vinyl aromatic co...  
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...  
WO/2020/235619A1
The present invention provides: a diene rubber which enables the achievement of a rubber composition or a crosslinked product, which has a good balance between ice grip performance and wet grip performance at high levels; a rubber compos...  
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...  
WO/2020/208901A1
The present invention addresses the problem of providing a novel polyisoprene capable of suppressing deterioration of the fuel-saving performance of a tire. This problem is solved by a polyisoprene characterized in that the vinyl bond co...  
WO/2020/189516A1
A sulfur-modified chloroprene rubber which has a functional group A that is represented by general formula (A) and is positioned at an end of the molecule, and which is configured such that: the mass ratio of the content of a functional ...  
WO/2020/175258A1
A rubber composition according to present invention contains: (A) a polymer having a carbon-carbon unsaturated bond wherein, defining p, q, r, and s as the respective compositional ratios (molar) of a structural unit represented by formu...  
WO/2020/160000A1
A process for preparing a polydiene having increased viscosity and reduced cold flow that includes polymerizing a conjugated diene monomer in the presence of a lanthanide-containing compound to form an intermediate polymer, and then addi...  
WO/2020/158751A1
[Problem] To provide a method for producing a conjugated diene polymer derived from a non-petrochemical material, which uses, as a starting material, an alcohol that is derived from a non-petrochemical starting material. [Solution] The p...  
WO/2020/158748A1
[Problem] To provide a novel and practically useful alcohol that has greater industrial value than existing petrochemical raw materials, and to provide a derivative product therefrom. [Solution] An ethanol that has at least one peak from...  
WO/2020/158747A1
[Problem] To provide a novel useful alcohol and a derivative thereof, which are industrially more valuable than conventional petrochemical raw materials. [Solution] An ethanol which contains an inorganic component and/or an organic compo...  
WO/2020/152906A1
Provided is a thermosetting resin composition which exhibits low water absorption and excellent reflow resistance properties without compromising heat resistance or moldability. This thermosetting resin composition contains a polyalkenyl...  

Matches 1 - 50 out of 5,983