Defoamer containing liquid polybutene

Details Defoamer containing liquid polybutene Defoamer containing liquid polybutene

1974-09-11

1976-05-25

Padgett, Benjamin R.

Compositions

Preservative agents

Anti-corrosion

252358, B01D 1904

Patent

active

039591751

ABSTRACT:
An organic defoamer comprising a mixture of polybutene plus at least one predominantly hydrophobic material having a relatively high melting point. A defoaming composition comprising a mixture of polybutene, at least one predominantly hydrophobic material having a relatively high melting point, and a normally hydrophilic material whose surface is rendered hydrophobic.

REFERENCES:
patent: 2328551 (1943-09-01), Gunderson
patent: 2820699 (1958-01-01), Morris
patent: 3076768 (1963-02-01), Boylan
patent: 3697440 (1972-10-01), Lichtman et al.
patent: 3705859 (1972-12-01), Boylan

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