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:
Feb. 24, 1998
Filed:
Oct. 31, 1995
Applicant:
Inventors:
Nobuyuki Ichinose, Osaka, JP;
Shunichi Kawanishi, Osaka, JP;
Atsushi Okada, Shiga-ken, JP;
Shun'ichi Sugimoto, Osaka, JP;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
522130 ; 427508 ; 427554 ; 427595 ; 427596 ;
Abstract
A fluoropolymer film or powder is brought into contact with a carboxylic acid and their surface is irradiated with ultraviolet light so that alkyl and other organic radicals derived from the carboxylic acid are introduced into the irradiated part, thereby imparting chemical affinity such as oleophilicity to the film or powder surface.