Liquid laundry starch concentrate
AssigneeHenkel-Ecolab GmbH & Co. OHG
InventorHeinz-Manfred Wilsberg
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Abstract
A process for preserving a liquid laundry starch concentrate containing starch or starch derivatives suspended in an aqueous xanthan solution by adding to the concentrate ethanol and a quaternary ammonium compound corresponding to general formula (I): R1R2(CH3)2N+A− (1) In which R1 and R2 independently of one another represent a linear or branched alkyl group containing 8 to 18 carbon atoms and A− is a charge equalizing anion.
Claims22
A liquid laundry starch concentrate comprising starch or starch derivatives suspended in an aqueous xanthan solution wherein said concentrate contains ethanol and a quaternary ammonium compound corresponding to general formula (1):
- R1R2(CH3)2N+A− (1)
- in which R1 and R2 represent n-decyl groups, and A− is charge-equalizing anion.
The process of preserving a liquid laundry starch concentrate containing starch or starch derivatives suspended in a aqueous xanthan solution, comprising adding to said concentrate ethanol and quaternary ammonium compound corresponding to general formula (1):
- R1R2(CH3)2N+A− (1)
- in which R1 and R2 represent n-decyl groups, and A− is a charge-equalizing anion.
Dependencies are inferred from the claim text.