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US 2024/0390820 A1Published application
Defoaming agent and compositions containing the defoaming agent
AssigneeSolenis Technologies, L.P.
InventorsAre Wiberg, Jose Antonio Pinilla Sanchez, James William Martin
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Abstract
A method of treatment of an aqueous foamable medium, such as a process stream of a pulp and paper mill, the method comprising contacting the aqueous process stream with a defoaming agent comprising: a) at least one C12 to C40 Guerbet alcohol; and/or, b) at least one polyol ester.
Claims20
A method of treatment of an aqueous foamable medium, the method comprising contacting the aqueous foamable medium with a defoaming agent comprising:
- a) at least one C12 to C40 Guerbet alcohol;
- and/or,
- b) at least one polyol ester.
An aqueous emulsion for the treatment of an aqueous foamable medium, the treatment emulsion comprising water and, based on the weight of the emulsion:
- from 1 to 20 wt. % of a first defoaming agent consisting of:
- a) at least one C12 to C40 Guerbet alcohol;
- and/or
- b) at least one polyol ester;
- from 1 to 30 to wt. % of c) at least one water-immiscible liquid polysiloxane;
- and,
- from 0 to 5 wt. % of d) hydrophobic particles.
4 more elements
Dependencies are inferred from the claim text.