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
1996-11-12
1999-10-12
Seidleck, James J.
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...
523153, 523149, 523150, 523152, 523155, 523156, C08J 514
Patent
active
059656581
ABSTRACT:
The instant invention provides a non-asbestos friction material and method of making therefor having from about 2 to 20 wt % of carbonaceous fibers. The remainder of the friction material is an auxiliary material and a thermosetting resin. The carbonaceous fibers are derived from oxidized polyacrylonitrile based fibers. The wt % of bond carbon in the carbonaceous fibers is about 65 to 80.
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Boyd Philip
Smith W. Novis
Asinovsky Olga
Lezdey John
R.K Carbon Fibers Inc.
Seidleck James J.
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