Carbon black pellet treatment

Details Carbon black pellet treatment Carbon black pellet treatment

1976-06-08

1977-09-13

Yudkoff, Norman

Chemistry: physical processes

Physical processes

Agglomerating

232595, 62 62, C09C 158

Patent

active

040478963

ABSTRACT:
By freezing wet carbon black pellets, clusters of such pellets can be easily broken apart and the frozen pellets can be submitted to a strong screening action without undue production of carbon black fines which would cause a reduction in process efficiency.

REFERENCES:
patent: 2146902 (1939-02-01), Martin
patent: 2561055 (1951-07-01), Hood
patent: 2867513 (1959-01-01), Boyer
patent: 3214401 (1965-10-01), McKenzie et al.
patent: 3285024 (1966-11-01), Dunn et al.
patent: 3304355 (1967-02-01), Pobst, Jr. et al.
patent: 3347638 (1967-10-01), Gerdes, Jr.
patent: 3574951 (1971-04-01), Oetjen et al.
patent: 3731391 (1973-05-01), Schweizer
patent: 3909957 (1975-10-01), Passey
Hawlay, Condensed Chemical Dictionary, 8th Ed., p. 695, "Pigment," (1971).

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