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. 23, 1993
Filed:
Nov. 30, 1990
Applicant:
Inventors:
Makoto Matsumoto, Tokyo, JP;
Junichiro Watanabe, Tokyo, JP;
Assignee:
Toshiba Silicone Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428405 ; 428429 ; 428447 ; 524492 ; 524837 ;
Abstract
Colloidal silica-core silicone-shell particles, an emulsion containing, as a solid component, at least 30% by weight of the silica-core silicone-shell particles, and a process for producing the emulsion. A colloidal silica-core silicone-shell particles comprising