PREVENTION OF DYE REDEPOSITION IN FABRIC WASHING PROCESSES

Title:

PREVENTION OF DYE REDEPOSITION IN FABRIC WASHING PROCESSES

Document Type and Number:

WIPO Patent Application WO1999067350

Kind Code:

B1

Abstract:

A process for preventing dye redeposition during the washing of a dyed fabric or garment made from natural fibers, which process incorporates as a dye redeposition inhibiting agent, a water-soluble or water-dispersible polyester resin composition comprising a reaction product of 20 %-50 % by weight of terephthalate polymer or waste terephthalate polymer, 10-40 % by weight of at least one glycol and 5-25 % by weight of at least one oxyalkylated polyol.

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Inventors:

SALSMAN ROBERT KEITH (US)
CLARK BRIAN J (US)

Application Number:

PCT/US1999/014038

Publication Date:

February 10, 2000

Filing Date:

June 22, 1999

Export Citation:

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Assignee:

SEYDEL RESEARCH INC (US)
SALSMAN ROBERT KEITH (US)
CLARK BRIAN J (US)

International Classes:

C11D3/00; C11D3/37; C11D11/00; (IPC1-7): C11D1/00; C11D3/20; C11D3/26; C11D3/37

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