Thermoplastic compositions comprising filled, B-staged pitch

Details Thermoplastic compositions comprising filled, B-staged pitch Thermoplastic compositions comprising filled, B-staged pitch

1995-06-07

1997-05-20

Nelson, Peter A.

Stock material or miscellaneous articles

Self-sustaining carbon mass or layer with impregnant or...

252502, 208 44, B32B 900, H01B 104, C10C 120

Patent

active

056310862

ABSTRACT:
Filled thermoplastic pitch comprising particulate filler and advanced mesophase pitch having a TMA deformation temperature of at least 400.degree. C., and a method for the manufacture thereof. The filled thermoplastic pitch may be shaped and densified in one or more thermoforming operations. The resulting preform may be thermoset and carbonized in ordinary baking operations without requiring molds and pressurized vessels.

REFERENCES:
patent: 3943213 (1976-03-01), Whittaker et al.
patent: 4303631 (1981-12-01), Lewis et al.
patent: 4891203 (1990-01-01), Singer et al.
patent: 5259947 (1993-11-01), Kalback et al.
patent: 5489374 (1996-02-01), Romine et al.

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