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Article: Conjugated diene rubber, process for producing and rubber composition.(Patent News)
- Article from:
- Rubber World
- Article date:
- August 1, 2007
CopyrightCOPYRIGHT 2007 Lippincott & Peto, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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U.S. patent: 7,241,842
Issued: July 10, 2007
Inventors: Nakamura. et al
Assigned: Zeon
Key statement: A conjugated diene rubber obtained by a process wherein active conjugated diene polymer chains, each having an active metal at a polymer chain terminal, which have been obtained by polymerizing a conjugated diene monomer alone, or a conjugated diene monomer and an aromatic vinyl monomer with the aid of an organic active metal in an inert solvent, are allowed to react with a specific ...
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Article: Patent No. 7,619,028 Issued on Nov. 17, Assigned to Tokuyama for ...
US Fed News Service, Including US State News;
November 18, 2009 ;
537 words
... ... Syunan, Japan, have developed a method of diene rubber composition. The inventors were issued ... The present invention is to provide a diene rubber composition and a cross-linked diene rubber thereof excellent in tensile strength ...
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