Aromatic pitch derived from a middle fraction of a cat cracker b

Details Aromatic pitch derived from a middle fraction of a cat cracker b Aromatic pitch derived from a middle fraction of a cat cracker b

1982-02-08

1984-01-24

Gantz, Delbert E.

Mineral oils: processes and products

Products and compositions

Asphalts, tars, pitches and resins

208 44, 208 40, 4234472, 4234474, 4234476, 423449, C10C 100, C10C 120, C10C 300

Patent

active

044275307

ABSTRACT:
A process and a product of the process for preparing a pitch suitable for carbon artifact manufacture features a pitch having a weight content of between 80 and 100 percent toluene insolubles. The pitch is derived from a deasphaltenated middle fraction of a feedstock, such as a cat cracker bottom. The middle fraction is rich in 4, 5 and 6 polycondensed aromatic rings. The pitch is characterized as being relatively free of impurities and ash.

REFERENCES:
patent: 2992181 (1961-07-01), Renner
patent: 3919376 (1975-11-01), Schulz
patent: 3974264 (1976-08-01), McHenry
patent: 4017378 (1977-04-01), Fauveau et al.
patent: 4184942 (1980-01-01), Angier
patent: 4208267 (1980-06-01), Diefendorf et al.
patent: 4219404 (1980-08-01), Dickakian
patent: 4271006 (1981-06-01), Dickakian

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