About 416 results
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https://drivepatents.com/patents/950551 · 27 May 2015
A functionalized elastomer comprising the reaction product of a living anionic elastomeric polymer and a polymerization terminator of formula I is disclosed. The functionalized elastomer may be part of a rubber composition for use in the tire.
https://drivepatents.com/patents/960618 · 20 May 2015
A copolymer having properties (durability (fracture resistance, abrasion resistance, and crack-growth resistance)) similar to those of natural rubber and a method of producing the copolymer are provided. An isoprene copolymer has a styrene block or a butad...
https://drivepatents.com/patents/960592 · 20 May 2015
An object of the present invention is to provide a polymer composition having properties resembling those of natural rubber, e.g. good durability (fracture resistance, wear resistance, and crack growth resistance), and a method for manufacturing the polyme...
https://drivepatents.com/patents/960799 · 13 May 2015
The present invention provides a rubber composition capable of improving fuel economy and wet grip performance while maintaining good processability, abrasion resistance and handling stability or improving them, as well as a pneumatic tire including the ru...
https://drivepatents.com/patents/960800 · 13 May 2015
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 growth resistance). A m...
https://drivepatents.com/patents/960897 · 6 May 2015
The present invention provides rubber compositions for tires capable of providing tire components and pneumatic tires having low-temperature properties and abrasion resistance that are equivalent to those of tire components and pneumatic tires formed from ...
https://drivepatents.com/patents/960894 · 6 May 2015
The present invention provides rubber compositions for tires which are capable of improving handling stability, fuel efficiency, and processability while sufficiently reducing the dependence on petroleum resources, and pneumatic tires including tire compon...
https://drivepatents.com/patents/960863 · 6 May 2015
Provided are a rubber composition for tire containing raw material rubber and cellulose whiskers, and a tire produced from the same composition and having excellent general properties. Since the rubber composition for tire contains cellulose whiskers havin...
https://drivepatents.com/patents/960869 · 6 May 2015
Disclosed is a modified conjugated diene polymer represented by Formula 1. Advantageously, provided are a modified conjugated diene polymer which exhibits superior compatibility with a reinforcing filler, heat generation, tensile strength and abrasion resi...
https://drivepatents.com/patents/961159 · 29 Apr 2015
The invention relates to vulcanizable rubber compositions containing at least the following components: a) at least one functionalized polymer, b) at least one modified polybutadiene having a cis-1,4-unit content of > 95 wt.% and a 1,2-vinyl content of < 1...