Lignosulfonate composition and process for its preparation

Details Lignosulfonate composition and process for its preparation Lignosulfonate composition and process for its preparation

1975-11-07

1977-04-26

Edmundson, F.C.

Compositions

Magnetic

With wax, bitumen, resin, or gum

252 6252, G01N 2782, H01F 100

Patent

active

040199959

ABSTRACT:
Lignosulfonate and sulfonated tannin compositions having magnetic properties which may be water soluble and a process for their preparation are described.

REFERENCES:
patent: 2304308 (1942-12-01), Hurd
patent: 2933452 (1960-04-01), Byrd
patent: 3278425 (1966-10-01), King et al.
patent: 3344063 (1967-09-01), Stratton
patent: 3546197 (1970-12-01), Benko
patent: 3766229 (1973-10-01), Turner et al.

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