Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1985-11-08
1987-05-12
Jacobs, Lewis T.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523153, 523155, 523156, 523157, 523158, C08J 514
Patent
active
046651080
ABSTRACT:
A friction material having particular use in brake pads for motor vehicles. The material includes iron powder as its chief constituent. In addition, the material contains phosphorous (P) of 0.02% or more of sulfur (S) of 0.02% or more or combined P and S of 0.03% or more.
Nakagawa Mitsuhiko
Nitto Fumiaki
Jacobs Lewis T.
Sumitomo Electric Industries Ltd.
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