Polyacrylic acids and methyl vinyl ether/maleic anhydride copoly

Details Polyacrylic acids and methyl vinyl ether/maleic anhydride copoly Polyacrylic acids and methyl vinyl ether/maleic anhydride copoly

1979-08-16

1981-03-10

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

162 30R, 162 30K, 203 7, C08L 3302

Patent

active

042553091

ABSTRACT:
A method is disclosed for inhibiting soft scale precipitation in black liquor systems by adding thereto a treatment comprising in combination polyacrylic acid and methyl vinyl ether/maleic anhydride copolymer.

REFERENCES:
patent: 3289734 (1966-12-01), Robertson
patent: 3293152 (1966-12-01), Herbert
patent: 3514376 (1970-05-01), Salutsky
patent: 3516910 (1970-06-01), Engman
patent: 3715307 (1973-02-01), Johnson
patent: 3806485 (1974-04-01), Frisque
patent: 3867330 (1975-02-01), Frisque
B. F. Goodrich, "Good-rite K-700 Polyacrylates for Deposit Control in Water Treatment".

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