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:
Aug. 29, 1995
Filed:
Jul. 13, 1994
Atsushi Yaginuma, Annaka, JP;
Nobuyuki Hasebe, Rancho Palos Verdes, CA (US);
Tsuneo Kimura, Annaka, JP;
Masatoshi Arai, Annaka, JP;
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Abstract
A room temperature curable solventless silicone coating composition includes (A) an organopolysiloxane end-blocked with a hydroxyl radical, (B) a tri- or tetra-hydrocarbonoxysilane or a partial hydrolyzate thereof, and (C) a curing catalyst in the form of an organic carboxylate of a heavy metal, an organic titanate ester, a guanidyl-substituted alkoxysilane, or an organic compound having a guanidyl radical containing a siloxane. When it has a viscosity of 20 to 500 centipoise at 25.degree. C., it is easily applicable by conventional coating techniques such as dipping and spraying, and quickly cures at room temperature into uniform coatings, suitable for covering circuit boards.