Aromatic pitch from asphaltene fractions

Details Aromatic pitch from asphaltene fractions Aromatic pitch from asphaltene fractions

1983-06-27

1985-05-21

Gantz, Delbert E.

Mineral oils: processes and products

Asphalts, tars, pitches and resins; making, treating and...

Chemical modification of asphalt, tar, pitch or resin

208 22, 208 39, C10C 120, C10C 118, C10C 308

Patent

active

045184836

ABSTRACT:
A pitch suitable for carbon artifact manufacture, such as the manufacture of carbon fibers, is obtained by heat-soaking an asphaltene fraction of a heavy aromatic feedstock at a temperature of about 380.degree.-440.degree. C. for about 1-500 minutes.

REFERENCES:
patent: 3373101 (1968-03-01), Falkins et al.
patent: 3767741 (1973-10-01), Toyoguchi et al.
patent: 3801342 (1974-04-01), Berber et al.

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