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. 29, 2002
Filed:
Dec. 02, 1999
Applicant:
Inventors:
Assignee:
Kuraray Co., Ltd., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/12 ; C08F 8/16 ; C08F 8/00 ;
U.S. Cl.
CPC ...
C08F 8/12 ; C08F 8/16 ; C08F 8/00 ;
Abstract
Vinyl alcohol polymers having an ethylene unit content of 2 to 19 mole %, a polymerization degree of 200 to 2,000, a degree of saponification of 80 to 99.99 mole % and a total content of carboxyl group and lactone rings of 0.02 to 0.4 mole % are excellent in thermal stability, water resistance, gas-barrier properties, water vapor-barrier property, stability of aqueous solution kept at low temperatures and biodegradability.
Fujiwara, Naoki. (2002). Vinyl alcohol polymer and its composition (U.S. Patent No. 6472470). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6472470
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile