Lignin modified friction material

Details Lignin modified friction material Lignin modified friction material

1979-03-02

1980-12-16

Nielsen, Earl A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08L 6110, C08L 9700

Patent

active

042396662

ABSTRACT:
A composition for a friction material for use in vehicle brakes wherein a lignin substance is substituted for a portion of the phenolic resin binder normally used in the friction material to thereby produce a substantially uniform coefficient of friction over the normal thermal operational range of such brakes.

REFERENCES:
patent: 2369502 (1945-02-01), Walker
patent: 2404840 (1946-07-01), Harvey
patent: 2534607 (1950-12-01), Laher et al.
patent: 3092595 (1963-06-01), Smith et al.
patent: 3130172 (1964-04-01), Harvey et al.
patent: 3677884 (1972-07-01), Bornstein

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