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. 23, 2021
Filed:
May. 31, 2019
Applicant:
Dupont Toray Specialty Materials Kabushiki Kaisha, Tokyo, JP;
Inventors:
Takahiko Sasaki, Utsunomiya, JP;
Tetsuji Yamaguchi, Utsunomiya, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 79/08 (2006.01); C08K 3/04 (2006.01); C08J 5/18 (2006.01); C08K 3/14 (2006.01); C08K 7/18 (2006.01); C10M 125/02 (2006.01); C10M 125/08 (2006.01); C10N 20/06 (2006.01); C10N 30/06 (2006.01);
U.S. Cl.
CPC ...
C08L 79/08 (2013.01); C08J 5/18 (2013.01); C08K 3/042 (2017.05); C08K 3/14 (2013.01); C08K 7/18 (2013.01); C10M 125/02 (2013.01); C10M 125/08 (2013.01); C10M 2201/041 (2013.01); C10M 2217/0443 (2013.01); C10N 2020/06 (2013.01); C10N 2030/06 (2013.01);
Abstract
A film is formed by use of a composition containing (A) a binder resin, (B) a hard particle, and (C) a solid lubricant selected from the group containing molybdenum disulfide and graphite, wherein the composition contains tungsten carbide as the hard particle, and wherein weight ratio of (B) the hard particles and (C) the solid lubricant, (B)/(C), is in the range of 1 to 3.