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:
Apr. 15, 2008
Filed:
Sep. 21, 2004
Applicants:
Yoshihiro Morishita, Tsukuba, JP;
Hiromichi Nakata, Tsukuba, JP;
Kenichi Hamada, Tsukuba, JP;
Kazushige Ishiura, Tsukuba, JP;
Inventors:
Yoshihiro Morishita, Tsukuba, JP;
Hiromichi Nakata, Tsukuba, JP;
Kenichi Hamada, Tsukuba, JP;
Kazushige Ishiura, Tsukuba, JP;
Assignee:
Kuraray Co., Ltd., Okayama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 297/04 (2006.01); C08F 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides an adhesive composition containing a block copolymer, wherein the block copolymer has a polymer block (A) which is principally composed of a α-methyl styrene unit, and a polymer block (B) which is principally composed of a conjugated diene unit and of which at least part of carbon-carbon unsaturated double bonds may be hydrogenated, and having a good holding power at high temperatures.