Nitro-substituted pitch and process for the production thereof

Details Nitro-substituted pitch and process for the production thereof Nitro-substituted pitch and process for the production thereof

1986-11-17

1988-07-05

Terapane, John F.

Mineral oils: processes and products

Products and compositions

Asphalts, tars, pitches and resins

208 44, 568929, 568930, 106273N, 260688, C10C 302

Patent

active

047552760

ABSTRACT:
A nitro-substituted pitch demonstrates softening point temperatures in the range of 75.degree.-250.degree. C. and a coking value of at least about 40%. Such pitch is produced by reacting a tar with a nitrating agent at a temperature below 150.degree. C. and above about 0.degree. C.

REFERENCES:
patent: 3140248 (1964-07-01), Bell et al.
patent: 4096056 (1978-06-01), Haywood et al.
Karr, Jr., Analytical Methods for Coal & Coal Products Academic Press, vol. II, (1978), pp. 496-499, 509.510, 540-541, 548-549.
Hoiberg, Bituminous Materials, vol. III, pp. 158, 193, Interscience Publishing (1963).
Ragan et al., "Science and Technology of Graphite Manufacture", J. of Mat. Sci., vol. 18, pp. 3161-3170 (1983).

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