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US 5,234,466 AGranted
Lowering of the pH of textile processing solutions by adding urea sulfate as a pH adjusting agent
AssigneePeach State Labs, Inc.
InventorsR. Richard Sargent, Jeffrey R. Alender
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Abstract
A method for the adjustment of pH in textile processing solutions that includes the use of urea sulfate or other strong acid in the presence of a weak base.
Claims8
A method for treating textiles comprising the steps of:
- a) providing a textile processing solution;
- b) lowering the pH of the processing solution by adding urea sulfate as a pH lowering agent;
- and
- c) contacting a textile with the pH lowered textile processing solution.
1 more element
Dependencies are inferred from the claim text.