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:
Oct. 22, 1991
Filed:
Jan. 30, 1991
Applicant:
Inventors:
Tsuneaki Muro, Waki, JP;
Masami Takeda, Waki, JP;
Assignee:
Mitsui Petrochemical Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08L / ; C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
428500 ; 525 97 ; 525210 ; 525216 ; 428483 ; 428516 ;
Abstract
Disclosed is a hot-melt adhesive composition comprising (a) 20 to 70 parts by weight of a vinyl aromatic compound/conjugated diene copolymer or a hydrogenation product thereof, (b) 30 to 80 parts by weight of an alicyclic hydrocarbon resin tackifier, the total amount of the components (a) and (b) being 100 parts by weight, and (c) 0.3 to 20 parts by weight of a random copolymer of a cyclic olefin and ethylene.