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:
Jul. 30, 2002
Filed:
Jan. 21, 2000
Applicant:
Inventors:
Kozo Kotani, Toyonaka, JP;
Toshio Kawakita, Funabashi, JP;
Taiichi Sakaya, Takatsuki, JP;
Toshiya Kuroda, Takatsuki, JP;
Assignee:
Sumitomo Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/16 ;
U.S. Cl.
CPC ...
B32B 5/16 ;
Abstract
A resin composition comprising: a polyvinyl alcohol; and an inorganic laminar compound having an aspect ratio of not less than 50 and not more than 5000, which has a volume ratio of (inorganic laminar compound/polyvinyl alcohol) in the range of (5/95) to (30/70); and a laminate or laminate film comprising, as at least a portion thereof, a layer or portion (1) comprising such a resin composition. The resin composition, laminate or laminate film may exhibit a good gas barrier property while substantially retaining a good film strength.