About 416 results
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https://drivepatents.com/patents/952339 · 11 Feb 2015
The present invention relates to a copolymer including a monomer unit (a) derived from isoprene and a monomer unit (b) derived from farnesene; a process for producing the copolymer including at least the step of copolymerizing isoprene with farnesene; a ru...
https://drivepatents.com/patents/963799 · 21 Jan 2015
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 monomer using the i...
https://drivepatents.com/patents/964044 · 14 Jan 2015
Provided is a rubber composition including a rubber component. The rubber component contains at least a polymer that is a synthesized polyisoprene or an isoprene copolymer and that has 20 % or less gel fraction.
https://drivepatents.com/patents/952557 · 14 Jan 2015
The present invention provide a rubber composition for a tire, capable of achieving a balanced improvement in breaking performance and fuel efficiency while simultaneously having excellent conductivity, and a pneumatic tire formed from the rubber compositi...
https://drivepatents.com/patents/964345 · 7 Jan 2015
A tire including a circular tire frame formed from a resin material, wherein the resin material has a loss coefficient (tan ´) peak temperature of 30°C or lower.
https://drivepatents.com/patents/964326 · 7 Jan 2015
A tire includes a circular tire frame formed from a resin material, in which the resin material has a tear strength of 10 N/mm or greater.
https://drivepatents.com/patents/964299 · 7 Jan 2015
A tire including a circular tire frame formed of a resin material, and a metal reinforcing cord member wound on the outer circumference of the tire frame, wherein at least a portion of the metal reinforcing cord member is covered by a covering mixture incl...
https://drivepatents.com/patents/964287 · 7 Jan 2015
A tire includes a circular tire frame body formed of a resin-containing material. The resin material has a sea-island structure including a sea phase constituted by a first resin material and an island phase constituted by a second resin material, and the ...
https://drivepatents.com/patents/964261 · 7 Jan 2015
A tire including a circular tire frame formed of a material containing a resin, the material including a sea/island structure including a sea phase constituted by a first resin material and an island phase constituted by a second resin material that is sof...
https://drivepatents.com/patents/965613 · 31 Dec 2014
The present invention relates to a rubber composition including a rubber component (A), a farnesene polymer (B) and silica (C).