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:
Mar. 22, 1994
Filed:
Feb. 07, 1992
Applicant:
Inventors:
Yoshihito Ohsawa, Annaka, JP;
Kohei Hasegawa, Annaka, JP;
Masanori Sutou, Takasaki, JP;
Satoshi Kuwata, Annaka, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08F / ;
U.S. Cl.
CPC ...
522 33 ; 522 42 ; 522 44 ; 522 48 ; 522 74 ; 522 80 ; 522 99 ; 522172 ; 522173 ; 528 32 ; 528 38 ;
Abstract
The present film-former composition comprises (a) an organosilazane copolymer having a perfluoroalkyl group-containing structural unit and a methacryloyloxy group-containing structural unit, (b) a photosensitizer soluble in an organic solvent, and (c) an organic solvent. The composition is cured by irradiation with ultraviolet light for a short period of time to form a film excellent in water repellency, oil repellency, and hardness.