Liquid defoaming composition

Details Liquid defoaming composition Liquid defoaming composition

1978-02-02

1980-09-09

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Cellulose liberation waste liquor, solid, or reaction...

106285, 252321, B01D 1902, C08L 9702

Patent

active

042216001

ABSTRACT:
Disclosed herein is a new liquid foaming control composition comprising from about 60% to about 90% by weight of a iquid aliphatic hydrocarbon having a boiling point of at least 150.degree. F., such as mineral oil, from about 7% to about 36% by weight of an ester of a polyethylene glycol and a tall oil fatty acid, from about 1% to about 8% by weight of an aliphatic alcohol having from 20 to 32 carbon atoms, from about 0.5% to about 5% by weight of a high molecular weight hydrocarbon, and optionally from about 1% to about 6% by weight of an aliphatic alcohol, such as isopropanol. The defoaming composition is characterized as a stable solution having notable antifatigue properties in addition to its defoaming properties.

REFERENCES:
patent: 2868734 (1959-01-01), De Castro et al.
patent: 2923687 (1960-02-01), Jursich
patent: 3198744 (1965-08-01), Lamont
patent: 3697438 (1972-10-01), Lieberman
patent: 3751373 (1973-08-01), Lieberman
patent: 4009119 (1977-02-01), Poschman

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