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:
Jan. 23, 2001
Filed:
Oct. 22, 1998
Applicant:
Inventors:
Yoshihiro Ohtsuka, Hiroshima, JP;
Kouichi Okumura, Chiba, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
C08F / ;
Abstract
A block copolymer having (meth)acryloyl groups in side chains, which copolymer is a ring-opening addition product of (meth)acryloyl-group-containing carboxylic acid to epoxy groups of a block copolymer obtained through epoxidation of double bonds derived from a conjugated diene compound contained in a base block copolymer formed of a polymer block of an aromatic vinyl compound and that of a conjugated diene compound; as well as adhesive compositions, sealant compositions, coating compositions, and sizing compositions.