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:
May. 08, 2012
Filed:
Dec. 28, 2005
Applicants:
Akio Fujiwara, Tokyo, JP;
Koichi Hasebe, Tokyo, JP;
Inventors:
Akio Fujiwara, Tokyo, JP;
Koichi Hasebe, Tokyo, JP;
Assignee:
Asahi Kasei Chemicals Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/50 (2006.01); C08F 4/52 (2006.01); C08F 210/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to an ultrahigh-molecular-weight ethylene copolymer powder having an intrinsic viscosity (η) of 10 dl/g to 34 dl/g, obtainable by copolymerizing ethylene and at least one olefin selected from the group consisting of α-olefins having 3 to 20 carbon atoms, cyclic olefins having 3 to 20 carbon atoms, compounds represented by the formula CH═CHRwherein Ris an aryl group having 6 to 20 carbon atoms, and linear, branched or cyclic dienes having 4 to 20 carbon atoms, wherein