Patent · US Expired

Compositions and methods for using polymeric suds enhancers

US7241729B2 · kind B2 · utility

12Cited by
70References
1Claims
0Family size

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Inventors

Key dates

Filing dateAug 19, 2004
Grant dateJul 10, 2007
Priority date
Expiry dateAug 19, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F2103/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to methods for using polymeric suds enhancers (stabilizers) to increase the suds and/or foam volume and suds and/or foam retention in suds-forming and/or foam-forming compositions comprising such polymeric suds stabilizers. Suitable suds-forming and/or foam-forming compositions comprise one or more polymeric suds stabilizers. The polymeric suds stabilizers suitable for use in the methods and/or compositions of the present invention comprise cationic, anionic, and noncharged monomer units, or units having mixtures thereof, wherein said polymers have an average cationic charge density from about 0.05 to about 5 units per 100 daltons molecular weight at a pH of from about 4 to about 12.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.