Process for continuous production of optically anisotropic pitch

Details Process for continuous production of optically anisotropic pitch Process for continuous production of optically anisotropic pitch

1983-02-17

1985-04-16

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 39, 4234474, C10C 100

Patent

active

045114560

ABSTRACT:
A continuous process for producing an optically anisotropic pitch. A reaction tank is used to treat a starting material. An upper section is utilized for thermal decomposition polycondensation zone. A lower portion of the tank is used as a settling zone.

REFERENCES:
patent: 3976729 (1976-08-01), Lewis et al.
patent: 4032430 (1977-06-01), Lewis
patent: 4303631 (1981-12-01), Lewis et al.

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