Method for producing friction compositions and products
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United States of America Patent
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Jul 21, 1992
Grant Date -
N/A
app pub date -
Apr 24, 1991
filing date -
Apr 24, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A railroad brake shoe friction composition is prepared in the absence of a volatile solvent by first preparing a fluid paste bonding matrix containing an uncured rubber compound, a blend of highly polymerized cashew nut shell liquid resin with a reactive diluent and high surface area inorganic fillers, and thereafter adding other fillers and reinforcing fibers.
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