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:
Nov. 21, 2000
Filed:
Dec. 09, 1998
Applicant:
Inventors:
Jiro Iriguchi, Kakogawa, JP;
Shuji Shimizu, Himeji, JP;
Yasuhiro Yamamoto, Himeji, JP;
Hideki Oishi, Himeji, JP;
Assignee:
Nippon Shokubai Co Ltd, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
523216 ; 523217 ;
Abstract
Provided is a silica base particle having an average particle diameter of 0.01 to 10 .mu.m, wherein carboxylic esters are present on the surface of the above particle in a proportion falling in a range of 0.05 to 10% by weight based on the weight of the above particle. A polyester film containing the above silica base particles shows an excellent lubricant property and scratch resistance.
Iriguchi, Jiro. (2000). Silica base particles and production process for same (U.S. Patent No. 6150434). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6150434
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile