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:
May. 15, 2018
Filed:
Dec. 18, 2015
Applicant:
Zeon Corporation, Tokyo, JP;
Inventors:
Sayaka Inoue, Tokyo, JP;
Tomonori Nakashima, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 13/02 (2006.01); C08L 15/00 (2006.01); C08L 9/04 (2006.01); C08L 101/08 (2006.01); C08L 33/18 (2006.01); F16D 69/02 (2006.01);
U.S. Cl.
CPC ...
C08L 101/08 (2013.01); C08L 13/02 (2013.01); C08L 33/18 (2013.01); F16D 69/02 (2013.01);
Abstract
A latex for friction member use including rubber particles comprised of a carboxyl group-containing highly saturated nitrile rubber containing α,β-ethylenically unsaturated nitrile monomer units in a ratio of 10 to 60 wt % and having an iodine value of 120 or less, wherein a difference Δd (Δd=d90−d50) between a volume cumulative 90% particle size (d90) of the rubber particles and volume cumulative 50% particle size (d50) of the rubber particles which are measured by a light scattering method is 0.0240 μm or more is provided.