Title:
FRICTION MATERIAL COMPOSITION, FRICTION MATERIAL, AND FRICTION MEMBER
Document Type and Number:
WIPO Patent Application WO/2017/130332
Kind Code:
A1
Abstract:
The friction material composition according to the present invention contains a binder, an organic filler, an inorganic filler, and a fiber substrate, the content of elemental copper thereof is 0.5% by mass or less, the friction material composition contains a total of 3% to 9% by mass of at least one species selected from phlogopite and biotite as the inorganic filler and contains 2% to 6% by mass of graphite, the average particle diameter of the at least one species selected from phlogipite and biotite is 340 µm to 1500 µm, and the average particle diameter of the graphite is 450 µm to 1100 µm.
Inventors:
BABA KAZUYA (JP)
NAGAYOSHI TERUYUKI (JP)
NAGAYOSHI TERUYUKI (JP)
Application Number:
PCT/JP2016/052361
Publication Date:
August 03, 2017
Filing Date:
January 27, 2016
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD (JP)
International Classes:
C09K3/14; F16D69/02
Domestic Patent References:
| WO2014147807A1 | 2014-09-25 |
Foreign References:
| JPH03181627A | 1991-08-07 | |||
| JP2010222555A | 2010-10-07 | |||
| JP2005097374A | 2005-04-14 | |||
| JPH0971768A | 1997-03-18 | |||
| JP2002138273A | 2002-05-14 |
Other References:
See also references of EP 3409743A4
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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