AMPIQ copolymers as scale inhibitors

Details AMPIQ copolymers as scale inhibitors AMPIQ copolymers as scale inhibitors

1986-03-13

1987-04-14

Hruskoci, Peter

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

252180, C02F 512

Patent

active

046576797

ABSTRACT:
A method is disclosed to control calcium phosphate scale by using an effective amount of an ampholytic polymer synthesized from acrylic acid, methacrylic acid, and the quaternary salts of 1-acryloyl-4-methyl piperizine, or mixtures thereof.

REFERENCES:
patent: 3752760 (1973-08-01), Gordon, Jr. et al.
patent: 3752761 (1973-08-01), Boothe et al.
patent: 4164521 (1979-08-01), Goodman
patent: 4271058 (1981-06-01), Trabitzsch et al.
patent: 4357207 (1982-11-01), Yorke
patent: 4460477 (1984-07-01), Costello et al.
patent: 4515658 (1985-07-01), Fong
patent: 4568721 (1986-02-01), Fong et al.
A copy of a computer search completed 8/2/83, listing various references to monomers related to AMPIQ Monomer.

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