Solid material comminution or disintegration – Processes – Laminated or fibrous mineral material
Patent
1997-04-18
1999-02-16
Rosenbaum, Mark
Solid material comminution or disintegration
Processes
Laminated or fibrous mineral material
241 25, 241 30, 2411018, 366348, B02C 1912
Patent
active
058711597
ABSTRACT:
A method and product to replace asbestos in brake pads and other molded friction materials. Conductive fibers and non-conductive fibers, both of small diameter and an average length less than two inches (5 cm), are mixed together in predetermined ratio to facilitate uniform suspension of friction materials in a moldable mixture. Steel, copper, or brass are preferred for the conductive fibers; aramid and acrylic resins are preferred for the non-conductive fibers.
REFERENCES:
patent: 4953135 (1990-08-01), Lee
patent: 5538104 (1996-07-01), Katz et al.
patent: 5641444 (1997-06-01), Fujikawa et al.
Carlson Robert A.
Headley John L.
American Metal Fibers, Inc.
Rosenbaum Mark
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