Title:
A METHOD OF TREATING FABRIC AFTER IT BEING WASHING
Document Type and Number:
WIPO Patent Application WO/2002/102953
Kind Code:
A1
Abstract:
The present invention provides a method of treating fabric after it being washing, it uses chitosan to reduce the surface active of anion surfactant residue on fabric it being washing and neutralizes the alkaline agent residue on fabric it being washing, in which, the formula of chitosan is as follow formula I.
Inventors:
CHANG WENCHUNG (CN)
Application Number:
PCT/CN2001/001036
Publication Date:
December 27, 2002
Filing Date:
June 22, 2001
Export Citation:
Assignee:
CHANG WENCHUNG (CN)
International Classes:
C11D3/22; C11D11/00; D06M15/03; (IPC1-7): C11D7/32
Foreign References:
| CN1195978A | 1998-10-14 | |||
| US4603048A | 1986-07-29 |
Attorney, Agent or Firm:
LIU, Shen & ASSOCIATES (Huibin Building 8 Beichen Dong Street Chaoyang
District Beijing 1, CN)
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