Title:
FRICTION MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/031557
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a friction material which, regardless of the presence or absence of a copper component, is capable of reducing creep noise, securing sufficient fade resistance, and suppressing hostility to mating material, even when light-load braking is repeated a certain number of times or more. The present invention relates to a friction material containing granulated hematite calcined particles having an average diameter of 25 to 300 µm and a pore volume of 30 to 300 mm3/g.
Inventors:
TAKADA TAKUYA (JP)
MIYAJI MOTOYUKI (JP)
OWA KENTARO (JP)
MIYAJI MOTOYUKI (JP)
OWA KENTARO (JP)
Application Number:
PCT/JP2018/029814
Publication Date:
February 14, 2019
Filing Date:
August 08, 2018
Export Citation:
Assignee:
AKEBONO BRAKE IND (JP)
International Classes:
C09K3/14; C01G49/06; F16D69/02
Domestic Patent References:
| WO2016175284A1 | 2016-11-03 | |||
| WO2018110562A1 | 2018-06-21 | |||
| WO2017170532A1 | 2017-10-05 |
Foreign References:
| JP2010077341A | 2010-04-08 | |||
| JP2016035005A | 2016-03-17 | |||
| JP2017153092A | 2017-08-31 |
Other References:
See also references of EP 3666847A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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