Title:
DISCK BRAKE PAD UNDERLAYER COMPOSITION AND DISC BRAKE PAD USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/222294
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a disc brake pad underlayer composition that can be applied to production processes in which rubber is softened by heating, despite containing an un-cross-linked fluorine rubber; and a disc brake pad that has excellent brake noise suppression effects. An underlayer composition that contains, relative to the total amount of the underlayer composition, 5–15 weight% of an un-cross-linked fluorine rubber, 4–8 weight% of a phenolic resin as a binding material, and 0.3–2 weight% of hexamethylenetetramine as a curing agent for the phenolic resin. A disc brake pad that, between a friction material and a back plate, comprises an underlayer that is formed from the underlayer composition.
More Like This:
Inventors:
KIMURA EIJI (JP)
Application Number:
PCT/JP2020/015921
Publication Date:
November 05, 2020
Filing Date:
April 09, 2020
Export Citation:
Assignee:
NISSHINBO BRAKE INC (JP)
International Classes:
C08K5/17; C08J5/14; C08L15/02; C08L61/06; C09K3/14; F16D69/00; F16D69/02
Foreign References:
| JP2000161406A | 2000-06-16 | |||
| JP2015218808A | 2015-12-07 | |||
| CN105038102A | 2015-11-11 | |||
| JPH0942336A | 1997-02-10 | |||
| JPH05331452A | 1993-12-14 | |||
| JPH07301265A | 1995-11-14 | |||
| JP2004182870A | 2004-07-02 |
Other References:
See also references of EP 3964546A4
Attorney, Agent or Firm:
FUNAKOSHI Koko et al. (JP)
Download PDF: