Water treatment to inhibit corrosion and scale and process

Details Water treatment to inhibit corrosion and scale and process Water treatment to inhibit corrosion and scale and process

1979-04-04

1981-07-07

Weinblatt, Mayer

Compositions

Water-softening or purifying or scale-inhibiting agents

Plant or organic material containing

252 82, 252 86, 252175, 252180, 252388, 252391, 252394, 210699, C02B 506

Patent

active

042773598

ABSTRACT:
This invention is directed to a corrosion inhibiting composition and to a process for inhibiting corrosion and the deposition of mineral scale on metal in aqueous systems which comprises adding to the water effective amounts of a water soluble polymer comprising acrylic acid characterized by molecular weights ranging up to about 2500. The polymer comprises vinyl monomer in excess of about 90%, i.e. acrylic acid, in combination with minor amounts of phosphorous acid and derivatives thereof.

REFERENCES:
patent: 3514376 (1970-05-01), Salutsky
patent: 3696044 (1972-10-01), Rutledge
patent: 4062796 (1977-12-01), Gardner et al.
patent: 4098720 (1978-07-01), Hwa
patent: 4168230 (1979-09-01), Farley

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