Thermoplastic compositions comprising filled, B-staged pitch

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

1989-07-27

1996-10-29

Nelson, Peter A.

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

264 292, 264 294, 264 295, 264 296, 4234474, 428408, C01B 3100

Patent

active

055694179

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), Wittaker et al.
patent: 4193252 (1980-03-01), Shepherd et al.
Delmonte, Tech of Carbon+Graphite Fiber Composites, N.Y., 1982, pp. 397-421.
Kelly et al, Handbook of Composites, vol. 4, Holland, pp. 109-174.
Mesophase Graphite, Great Lakes Research Corp., Apr. 1, 1971-Mar. 1, 1972.

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