The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 27, 2002
Filed:
Feb. 01, 2001
Applicant:
Inventors:
Takeshi Tominaga, Sodegaura, JP;
Nobuhiro Natsuyama, Ichihara, JP;
Hironobu Shigematsu, Ichihara, JP;
Tatsuo Hamanaka, Ichihara, JP;
Makoto Makino, Sodegaura, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 2/310 ; C08L 2/326 ;
U.S. Cl.
CPC ...
C08L 2/310 ; C08L 2/326 ;
Abstract
A thermoplastic elastomer composition for calender-molding obtained by dynamically heat-treating a mixture comprising 40 to 95% by weight of (A) an oil-extended olefin copolymer rubber containing 100 parts by weight of an olefin copolymer rubber having a Mooney viscosity (ML 100° C.) of 120 to 350 and 20 to 150 parts by weight of mineral oil softening agent and 60 to 5% by weight of (B) a polypropylene resin, a process for producing a calendered sheet from the composition and a sheet obtained by the process.