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:
Jan. 03, 2017
Filed:
Mar. 21, 2013
Applicant:
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Inventor:
Motoki Kuroe, Tokyo, JP;
Assignee:
AKEBONO BRAKE INDUSTRY CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 69/02 (2006.01); C08H 7/00 (2011.01);
U.S. Cl.
CPC ...
F16D 69/025 (2013.01); C08H 6/00 (2013.01); F16D 69/026 (2013.01);
Abstract
A friction material containing, as a binder, a lignin-phenol resin having a weight average molecular weight of 5,000 or less or a cardanol-modified lignin-phenol resin having a weight average molecular weight of 5,000 or less. The friction material is produced by a method including: reacting a lignin having a weight average molecular weight of 5,000 or less, a phenol, an aldehyde, and optionally a cardanol, in the presence of an acid catalyst.