Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1992-05-21
1993-11-02
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524514, C08J 514, C08K 326, C08L 7908
Patent
active
052584410
ABSTRACT:
A polyimide-based friction material which is excellent in heat resistance, abrasion resistance, stability of friction coefficient, can be readily obtained by molding, and is comprised of:
REFERENCES:
patent: 4945126 (1990-07-01), Crosby et al.
Nagahiro Taizo
Umemoto Noboru
Michl Paul R.
Mitsui Toatsu Chemicals Inc.
NTN-Rulon Corp.
Rajguru U. K.
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