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Matches 1 - 50 out of 5,827

Document Document Title
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...  
WO/2020/137525A1
The present invention relates to a method for producing a chloroprene polymer latex, which is characterized in that (B) a sodium salt of a formaldehyde naphthalene sulfonate condensation product and (C) sodium dodecylbenzenesulfonate are...  
WO/2020/130740A1
The present invention relates to a modified conjugated diene-based polymer having high linearity and improved mixing properties. The modified conjugated diene-based polymer according to the present invention contains a specific range of ...  
WO/2020/130741A1
The present invention provides a method for preparing a modified conjugated diene-based polymer, the method comprising adding, during modification, a polyoxyethylene phosphate ester-based compound having a specific structure, along with ...  
WO/2020/116037A1
Provided is a novel polybutadiene having a high isotacticity. This polybutadiene is characterized by having a triad isotacticity (mm) of not less than 72%.  
WO/2020/060147A1
The present invention relates to a method of preparing a conjugated diene-based polymer, the method comprising the step of initiating and conducting polymerization while continuously introducing conjugated diene-based monomers into a rea...  
WO/2020/045339A1
The present invention provides a method for producing a polymer latex, which comprises a step wherein an organic solvent is removed by distillation from an emulsion that is obtained by mixing an aqueous solution of an emulsifying agent w...  
WO/2020/031935A1
Provided are a curable resin mixture having excellent heat resistance and electrical characteristics and a curable resin composition thereof. This curable resin mixture has at least one of the cyclopentadiene structures represented by fo...  
WO/2020/013638A1
The present invention relates to a modified conjugated diene-based polymer and, more specifically, provides a modified conjugated diene-based polymer and a rubber composition comprising same, the modified conjugated diene-based polymer h...  
WO/2019/245287A1
The present invention relates to a modified polymerization initiator and a preparation method therefor, wherein the modified polymerization initiator can bear various intramolecular functional groups by comprising a unit derived from a c...  
WO/2019/224495A1
The present invention relates to a process for preparing a functionalised butadiene, characterised in that it comprises the following steps: (a) homopolymerising butadiene with a catalytic system based on at least one conjugated preformi...  
WO/2019/216645A1
The present invention relates to a modified conjugated diene-based polymer and a rubber composition comprising same, wherein the modified conjugated diene-based polymer according to the present invention has a narrow molecular weight dis...  
WO/2019/156375A8
The present invention provides a method for producing a conjugated diene polymer, the method comprising the steps of: preparing a first polymer solution comprising a first conjugated diene polymer by solution polymerization of a first co...  
WO/2019/171981A1
Provided is a latex that comprises an acid-modified conjugated diene-based polymer, said acid-modified conjugated diene-based polymer being prepared by modifying a conjugated diene-based polymer with an acid group-containing compound, wh...  
WO/2019/156375A1
The present invention provides a method for producing a conjugated diene polymer, the method comprising the steps of: preparing a first polymer solution comprising a first conjugated diene polymer by solution polymerization of a first co...  
WO/2019/151672A1
The present invention relates to a method for preparing a conjugated diene-based polymer, and an apparatus for preparing same. More specifically, the method for preparing a conjugated diene-based polymer comprises the steps of: in a para...  
WO/2019/131677A1
The present invention relates to a fluorine-containing diene compound represented by general formula I, and to a polymer thereof. In the formula: R1 through R7 are each independently a hydrogen atom, a chlorine atom, a fluorine atom, or ...  
WO/2019/133338A1
Processes for carrying out a bulk polymerization are described as including the combination of an organic solvent with a polymerization mixture discharged from a polymerization vessel to extend the polymerization reaction downstream of t...  
WO/2019/133324A1
Processes for controlling temperature in polymerization reactions are described as including a monomer recovery system. Monomer vapor is removed from pressurized head space of a horizontally disposed reaction vessel, condensed to a liqui...  
WO/2019/133633A1
Vulcanizates with desirable properties such as reduced hysteresis and improved wear resistance can be obtained from a composition that includes particulate filler(s) and at least two types of terminally functionalized polymers. One type ...  
WO/2019/115470A1
The invention concerns a method for preparing a modified polymer comprising: - a step of anionic polymerisation of at least one diene monomer in the presence of a difunctional polymerisation initiator, in order to obtain a difunctional l...  
WO/2019/078653A3
The present invention relates to a modifier represented by chemical formula 1, to a method for preparing the same, to a modified conjugated diene-based polymer with a high percentage of modification, the polymer comprising a functional g...  
WO/2019/110915A1
The invention relates to a continuous method for producing a diene elastomer, comprising a polymerisation reaction of a catalyst system with at least one conjugated diene monomer to be polymerised in solution in a solvent, said catalyst ...  
WO/2019/103457A1
The present invention relates to a rubber composition comprising a conjugated diene polymer and having excellent tensile characteristics and viscoelastic characteristics. The rubber composition according to the present invention can sele...  
WO/2019/103383A1
The present invention relates to: a lanthanide rare earth element-catalyzed conjugated diene-based polymer having an improved mixing property and having high linearity; and a preparation method therefor. The lanthanide rare earth element...  
WO/2019/093579A1
The present invention relates to a method for preparing a conjugated diene-based polymer by continuous polymerization using two or more reactors, wherein a conjugated diene-based polymer having improved Mooney viscosity and excellent lev...  
WO/2019/088634A1
The present invention provides: a method for preparing a catalyst useful in the preparation of a conjugated diene-based polymer, the method preparing a catalyst by prepolymerizing a lanthanide rare-earth element-containing compound, an a...  
WO/2019/083173A1
The present invention relates to a modified conjugated diene-based polymer with a high percentage of modification, the polymer having improved compounding properties due to excellent affinity with a filler, and a preparation method there...  
WO/2019/083092A1
The present invention relates to a method for preparing a conjugated diene-based polymer by continuous polymerization using two or more reactors, and relates to a method for preparing a conjugated diene-based polymer, the method controll...  
WO/2019/078459A1
The present invention relates to a method for preparing a modified conjugated diene-based polymer having excellent mixing properties and having improved processability. The preparation method according to the present invention prepares a...  
WO/2019/039835A3
The present invention relates to a modified conjugated diene-based polymer comprising a modified polymerization initiator for a conjugated diene-based polymer and a functional group derived from the modified polymerization initiator.  
WO/2019/066289A1
The present invention relates to a compound represented by chemical formula 1, a preparation method therefor, and a modified conjugated diene-based polymer having a high modification ratio, containing a functional group derived from the ...  
WO/2019/064247A1
The present invention relates to: a novel indene-based transition metal compound; a transition metal catalyst composition comprising same and having a high catalytic activity for preparing an ethylene homopolymer or a copolymer of ethyle...  
WO/2019/059318A1
The present invention pertains to a fluorine-containing compound represented by general formula a. In the formula, each Y is independently C14R15, O, S, NR16, or PR17, Q is an m-valent organic group containing a fluorine atom, R11-R13 ar...  
WO/2019/045651A1
A polymeric article comprises an elastomeric layer comprising cured synthetic polyisoprene particles that comprise a Ziegler-Natta catalyzed polyisoprene.  
WO/2019/038099A1
The present invention relates to composition comprising at least two polymers, wherein, (a) the first polymer is a block copolymer comprising at least one polyfarnesene block and at least one poly-L-lactide block; and, (b) the second pol...  
WO/2019/039835A2
The present invention relates to a modified conjugated diene-based polymer comprising a modified polymerization initiator for a conjugated diene-based polymer and a functional group derived from the modified polymerization initiator.  
WO/2019/036636A1
Aspects of the present invention relate to polymers, and particularly to farnesene polymers functionalized with one or more oxirane groups and, optionally, one or more hydroxyl groups. According to one aspect of the invention, provided i...  
WO/2019/020752A1
The invention relates to the use of specific aminosilyl monomers in the manufacture of elastomeric polymers, especially rubber. The invention specifically relates to a process for preparing an elastomeric polymer, involving the copolymer...  
WO/2019/022227A1
The present invention provides a polymer having a narrow molecular weight distribution by living radical polymerization. A polymer manufacturing method that includes a step for conducting living radical polymerization using 0.005-0.5 par...  
WO/2019/018753A1
Urea-terminated polybutadiene polymers and polybutadiene acrylonitrile copolymers useful as both accelerators and tougheners are disclosed for use in epoxy formulations cured with dicyandiamide. The inventive urea-terminated polymers ach...  
WO/2019/017470A1
Provided is a chloroprene polymer which has a molecular weight sufficient for industrial use, and with which it is possible to obtain vulcanised rubber having excellent endurance/fatigue properties and an adhesive having excellent layer-...  
WO/2018/230200A1
The present invention addresses the problem of providing a catalyst composition with which a modified conjugated diene polymer having a modified main chain can be produced using a simplified method. This catalyst composition is character...  
WO/2018/128315A3
The present invention relates to a polymerization initiator composition, a preparation method therefor, and a method for preparing a polymer using the same. The polymerization initiator composition of the present invention can prevent in...  
WO/2018/199280A1
A crosslinked rubber obtained by crosslinking a rubber composition, wherein the rubber composition contains: (A) a conjugated diene polymer having a weight-average molecular weight of 1.0 x 105 to 2.0 x 106 in terms of polystyrene by gel...  

Matches 1 - 50 out of 5,827