1-Secondary or 1-tertiary alkyl or cycloalkyl-hexahydro-2-pyrimi

Details 1-Secondary or 1-tertiary alkyl or cycloalkyl-hexahydro-2-pyrimi 1-Secondary or 1-tertiary alkyl or cycloalkyl-hexahydro-2-pyrimi

1979-06-25

1982-08-10

Schofer, Joseph L.

Compositions

Co, s, negative element, or acid, bindant containing

Alkali-metal or alkali-metal compound containing

252321, 252358, 252189, 252190, 423226, 423228, 423232, 260239BC, 544315, 548317, C09K 300

Patent

active

043437168

ABSTRACT:
Antifoaming agents for use in acid gas scrubbing processes comprising 1-secondary or 1-tertiary alkyl- or 1-cycloalkyl-hexahydro-2-pyrimidinones and 1-secondary or 1-tertiary alkyl- or 1-cycloalkyl-2-imidazolidinones are disclosed.

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