Friction material
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United States of America Patent
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N/A
Issued Date -
Mar 13, 2003
app pub date -
Jun 14, 2002
filing date -
Jun 14, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A friction material includes a base material fiber, a binder, and a friction regulator. The base material fiber includes extremely-short aramid fiber with 1 mm or less length and short aramid fiber with over 1 mm length. By compounding the extremely-short aramid fiber with 1 mm or less length, a brake squealing of the friction material being obtained can be decreased.
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