Wet frictional material

Details Wet frictional material Wet frictional material

1994-12-28

1996-10-08

Marquis, Melvyn I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 15, 524 16, 524 35, C08L 8306

Patent

active

055631967

ABSTRACT:
A wet frictional material having a high heat resistance, excellent durability and superior initial conformability. The wet frictional material contains a fiber base material, a filler, a frictional adjustment agent and a thermosetting synthetic resin. The thermosetting synthetic resin comprises a silicone resin represented by the following average formula. The silicone resin contains a trifunctional unit (RSiO.sub.3/2) (where R represents a substituted or unsubstituted monovalent hydrocarbon group) in an amount of from 40 to 100 mol % of units constituting the silicone resin:

REFERENCES:
patent: 4364997 (1982-12-01), Yamamoto et al.
patent: 4657951 (1987-04-01), Takarada et al.

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