Treatment of water or aqueous systems

Details Treatment of water or aqueous systems Treatment of water or aqueous systems

1976-06-14

1978-05-16

Weinblatt, Mayer

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

252148, 252175, 252 87, 252387, 252389R, 252396, 252 855E, 21 25R, 21 27R, 210 58, C02B 502, C02B 506

Patent

active

040897966

ABSTRACT:
Compositions for inhibiting corrosion and scale formation in aqueous systems which consist essentially of from 20 to 97.5% by weight of total composition of (a) a combination of zinc and hydrolyzed polymaleic anhydride and (b) 2.5 to 80% by weight of total composition of a corrosion inhibitor, particularly benzotriazole.

REFERENCES:
patent: 3794603 (1974-02-01), O'Neal, Jr. et al.
patent: 3963636 (1976-06-01), Harris et al.

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