Defoamers for aqueous liquids containing soluble zinc salts

Details Defoamers for aqueous liquids containing soluble zinc salts Defoamers for aqueous liquids containing soluble zinc salts

1981-12-10

1983-07-19

Guynn, Herbert B.

Compositions

Leather or fur treating

252 85A, 252321, 252358, C09K 702, E21B 4300, B01D 1904

Patent

active

043942733

ABSTRACT:
2,6,8-Trimethyl-4-nonanone and the triethoxylated derivative of 2,6,8-Trimethyl-4-nonanol synergistically combine to reduce the foaming of heavy brines containing zinc bromide and one or more soluble salts from the group calcium chloride and calcium bromide.

REFERENCES:
patent: 2363922 (1944-11-01), Denman
patent: 2575298 (1951-11-01), Ryznar
patent: 3396105 (1968-08-01), Burdyn et al.
patent: 4292183 (1981-09-01), Sanders
patent: 4304677 (1981-12-01), Stauffer et al.
patent: 4330414 (1982-05-01), Hoover

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