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WO/2014/077236A1 |
Provided are a xanthogen-modified chloroprene rubber that maintains the basic characteristics of conventional chloroprene rubber while exhibiting good dynamic characteristics and a production method for said xanthogen-modified chloropren...
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WO/2014/071181A1 |
A method of functionalizing reclaimed elastomer material is described. The method involves subjecting particles of the reclaimed elastomer material to shear at temperatures less than 100 C such that inter-chain bonds of the reclaimed ela...
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WO/2014/065222A1 |
Provided are: a tread rubber composition that enables the balance between formability, fuel efficiency, wet grip performance and wear resistance to be improved; and a pneumatic tire that uses the tread rubber composition. The present inv...
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WO/2014/061267A1 |
The objective of the present invention is to provide: a photo-curable elastomer composition that can have both flexibility and vapor barrier properties when cured; a sealing material using the composition; and a device having the sealing...
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WO/2014/050665A1 |
A modified conjugated diene copolymer, which is obtained by modifying a conjugated diene polymer that has been obtained by polymerizing a conjugated diene compound or by polymerizing a conjugated diene compound and an aromatic vinyl comp...
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WO/2014/042027A1 |
The purpose of the present invention is to provide an isoprene oligomer and polyisoprene in which a modification has been added to the main-chain moiety of the molecule. Also provided are a rubber composition obtained by blending the iso...
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WO/2014/034673A1 |
Provided is a rubber composition for tire treads, which has low rolling resistance and also has wet performance that is improved to a higher level than those of conventional rubber compositions, while maintaining or improving extrusion p...
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WO/2014/020740A1 |
Provided are: a rubber composition for tires, which is capable of improving steering stability, low fuel consumption and processability, while sufficiently reducing dependence on oil resources; and a pneumatic tire which uses this rubber...
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WO/2014/021244A1 |
The purpose of the present invention is to provide: a modified cis-1, 4-polybutadiene which has excellent processability and low loss tangent; and a method for producing this modified cis-1, 4-polybutadiene. A method for producing a modi...
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WO/2014/021002A1 |
Provided are: a rubber composition for a tread, which has excellent abrasion resistance and good wet grip performance and can have good fuel efficiency and good elongation at break; and a pneumatic tire (particularly a tire for a passeng...
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WO/2014/014052A1 |
Produced is a modified conjugated diene polymer, namely a modified form of a conjugated diene polymer, which is obtained by polymerizing a conjugated diene compound or polymerizing a conjugated diene compound and an aromatic vinyl compou...
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WO/2014/012819A1 |
The invention is concerned with the field of polymer chemistry and relates to elastomeric materials as usable, for example, as an inner liner material for motor vehicle tyres, and to the use thereof. The problem addressed by the present ...
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WO/2014/007309A1 |
Provided are: a rubber composition which is capable of improving low fuel consumption and wet grip performance, while maintaining or improving good processability, wear resistance and steering stability; and a pneumatic tire which uses t...
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WO/2014/002706A1 |
The present invention is a rubber composition for tire treads, which is characterized in that: the temperature at the peak position of the temperature curve of tan δ is within the range from -16.0°C to -6.0°C (inclusive); tan δ at th...
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WO/2013/189947A1 |
The invention relates to methods for increasing the mooney viscosity in a stepwise manner in the production of high-molecular-weight polybutadiene having a fraction of cis-1,4 units > 95 wt% and a fraction of 1,2-vinyl < 1 wt%, character...
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WO/2013/186691A1 |
A process for the preparation of a functionalized and branched elastomeric copolymer comprising the following steps : (a) anionic copolymerization of at least one conjugated diene monomer and at least one vinyl arene, in the presence of ...
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WO/2013/184861A1 |
A method of making a polymer with stable Mooney viscosity is described. A conjugated diolefin is reacted in a hydrocarbon solvent in the presence of an initiator to form a polymer. After forming the polymer, alkoxysilane terminal functio...
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WO/2013/184813A1 |
A method of making a polymer with stable Mooney viscosity and molecular weight is described. A conjugated diolefin is reacted in a hydrocarbon solvent in the presence of an initiator to form a polymer. After forming the polymer, alkoxy s...
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WO/2013/179691A1 |
Provided is a pneumatic tire which has low air permeability and undergoes a small change in air permeability due to fatigue. A pneumatic tire of the present invention contains a layer which is formed of a thermoplastic elastomer composit...
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WO/2013/172699A1 |
A rubber compound for the manufacture of motorcycle tyre treads comprising a rubber component derived from natural rubber based polymers, a dual-filler system consisting of carbon black and silica, a plasticizer derived from epoxidized p...
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WO/2013/173473A1 |
A rubber composition is provided that includes a partially halogenated diene polymer that has a controllable microstructure, and no more than about 50% of the n repeat units are in blocks of three or more consecutive units. In embodiment...
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WO/2013/173486A1 |
A rubber composition is provided that includes a partially halogenated diene polymer that has a controllable microstructure, and no more than about 50% of the n repeat units are in blocks of three or more consecutive units. In embodiment...
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WO/2013/167411A1 |
The invention relates to diene polymers having, at the start of the polymer chain, tertiary amino groups of formula (I) or (II), wherein R1, R2 are identical or different and represent alkyl-, cycloalkyl-, aryl-, alkaryl- and aralkyl gro...
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WO/2013/167410A1 |
The invention relates to diene polymers or diene copolymers, said diene polymers or diene-copolymers having, at the start of the polymer chain, tertiary amino groups of formula (Ia), (Ib), (IIa) or (IIb), wherein R1, R2 are identical or ...
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WO/2013/164912A1 |
The purpose of the present invention is to provide: a modified natural rubber which has excellent graft polymerization efficiency or addition efficiency with respect to a polar group-containing compound, while having low loss tangent, ex...
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WO/2013/161876A1 |
Provided is a tire rubber composition that has lower rolling resistance, and improved wet performance and abrasion resistance compared to conventional levels. The composition is characterized in that: 2 - 50 parts by weight of an aromati...
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WO/2013/160470A1 |
This invention relates to a novel process for selectively hydrogenating nitrile rubbers in the presence of specific Ruthenium based complex catalysts without simultaneous molecular weight degradation by a metathetic reaction.
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WO/2013/157545A1 |
Provided is a rubber composition for tires which has been configured so as to attain further improvements in low rolling resistance, wet grip performance, and wear resistance as compared with conventional levels. The rubber composition i...
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WO/2013/141693A1 |
A rubber compound for the manufacture of antistatic tires used in vehicles comprising a rubber component derived from epoxidized natural rubber, a white filler component for reducing rolling resistance of said tire, an electrically condu...
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WO/2013/136596A1 |
A thermoplastic elastomer composition which comprises (A) a thermoplastic resin, (B) a halogenated isoolefin/para-alkylstyrene copolymer rubber, and (C) a thermoplastic elastomer, wherein the thermoplastic resin (A) forms a continuous ph...
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WO/2013/133380A1 |
Provided are: a method for producing an epoxidized natural rubber at low cost with high productivity; a rubber composition for tires, which contains the epoxidized natural rubber; and a pneumatic tire which is produced using the rubber c...
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WO/2013/133432A1 |
Provided is a rubber composition for a tire having an unprecedented level of enhanced workability together with low rolling resistance and good dry performance and wet performance. The present invention is characterized in comprising sil...
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WO/2013/130099A1 |
Elastomeric compositions are described which have at least one functionalized elastomer and at least one modified filler which has adsorbed and/or attached chemical groups, such as a triazole and/or pyrazole thereon, orother modified fil...
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WO/2013/129905A1 |
A method of making a polymer article comprises the steps of making a polymer solution by mixing a first compound containing carbodiimide groups with a second compound containing carboxylated groups, applying the polymer solution to a for...
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WO/2013/125614A1 |
Provided is a tire rubber composition enabling a well-balanced improvement in rolling resistance, wear resistance, and wet skid performance. The invention pertains to a tire rubber composition in which a specific silica is blended into a...
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WO/2013/122237A1 |
Provided is a rubber composition for tire treads, which is configured to improve low rolling resistance, wet performance and wear resistance to levels higher than those of conventional ones. This rubber composition for tire treads is obt...
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WO/2013/120502A1 |
Various compounds with improved compound properties are disclosed. In one embodiment functionalized emulsion styrene butadiene rubbers (FE-SBR) are disclosed with the functional group of the FE-SBR utilizing a broad range of esters or ac...
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WO/2013/118787A1 |
The present invention relates to a conjugated diene polymer production method in which a compound represented in formula (1) is used to polymerize a monomer component containing a compound represented by formula (2), a compound represent...
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WO/2013/118788A1 |
The present invention relates to a conjugated diene polymer production method in which an organic alkali metal compound and a secondary amine compound are used to polymerize a monomer component containing a conjugated diene compound, a c...
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WO/2013/119006A1 |
The present invention relates to a modified conjugated diene polymer and to a method for producing same. The present invention has the effect of providing a modified conjugated diene polymer excellent in terms of compatibility with an or...
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WO/2013/107229A1 |
Disclosed are a composition for the inner liner of a tyre and an inner tube, and a preparation method thereof. The composition comprises the following two phases: (A) a continuous phase of graphene oxide/rubber composition with the graph...
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WO/2013/105502A1 |
The present invention addresses the problem of providing a rubber composition for a tire, said rubber composition ensuring both satisfactory rolling resistance and satisfactory wear resistance when applied to a tire member such as tread....
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WO/2013/101648A1 |
A method for providing a polymer having terminal functionality involves reacting a terminally active polymer with an α,β-ethylenically unsaturated compound that includes a group 2-13 element so as to provide a functionalized polymer. T...
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WO/2013/099325A1 |
The present invention provides a rubber composition and a pneumatic tire using same that are capable of improving wet grip performance and the dependence of wet grip performance on temperature while maintaining good fuel economy. The pre...
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WO/2013/099324A1 |
The present invention provides a rubber composition and a pneumatic tire using same that are capable of improving fuel economy, wet grip performance, wear resistance, and steering stability in a well-balanced manner. The present inventio...
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WO/2013/102009A1 |
An ostomy appliance includes a sound absorbing film comprising a triblock copolymer including polystyrene blocks and vinyl-bond rich rubber mid-block, and a sound absorbing non-woven material comprising the triblock copolymer including p...
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WO/2013/100022A1 |
Provided is a method for producing a modified conjugated diene rubber, which is provided with a step wherein monomers including at least a conjugated diene compound are polymerized using, as a polymerization initiator, an alkali metalliz...
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WO/2013/092809A2 |
The invention relates to a thermoreversibly cross-linked graft polymer, to the method for preparing same, and to the use of such a graft polymer in preparing a thermoreversibly cross-linked bitumen/polymer composition. The present invent...
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WO/2013/092340A1 |
A tyre whereof the tread comprises a rubber composition based on at least one diene elastomer such as natural rubber and/or polybutadiene, more than 30 pce of a liquid plasticising agent, between 50 and 150 pce of a non-black reinforcing...
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WO/2013/094609A1 |
Provided are a rubber composition for a tyre and a pneumatic tyre which uses the rubber composition, the composition enabling excellent workability, and achieving a balanced improvement in rolling resistance, abrasion resistance and wet ...
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