Pulp waste color removal with diallyl dimethyl ammonium chloride

Details Pulp waste color removal with diallyl dimethyl ammonium chloride Pulp waste color removal with diallyl dimethyl ammonium chloride

1992-06-29

1993-05-11

Silverman, Stanley S.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210928, 162 5, C02F 156

Patent

active

052098540

ABSTRACT:
Diallyl dimethyl ammonium chloride copolymers are effective in removing color from paper mill wastes when anionic vinyl monomers are used as the co-monomers.

REFERENCES:
patent: 2471959 (1949-05-01), Hunt
patent: 3414547 (1968-12-01), Thompson et al.
patent: 4077930 (1978-03-01), Lim et al.
patent: 4715962 (1987-12-01), Bhattacharyya et al.
patent: 5013456 (1991-05-01), St. John et al.

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