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Title:
A PROCESS FOR DEGUMING THE JUTE
Document Type and Number:
WIPO Patent Application WO/2006/032181
Kind Code:
A1
Abstract:
A process for deguming the jute, which includes the following steps: (1) unpacking and stricker-up of the raw jute (2); treating the raw jute with a compound enzyme, which comprises adding to the container the aqueous solution of the compound enzyme made from pectase and laccase so that the jute is treated, taking the jute out the container and patching up in a predeterminate duration, and finally rinsing the raw jute with hot water (3); reduction bleaching, which comprises adding to the container a aqueous solution of reductive bleaching agent and bleaching the jute, and then adding a decolourizer thereto and treating the jute, finally taking the jute out the container after the treatments are carried out (4) beating the result jute, and then rinsing, oiling, dehydrating, drying sequentially, thereby the jute fibre decolorized and impurity free is obtained. The percentage of decoloring and the removal rate of lignin genera are up to 89 % and over 76 %, respectively. The shade of the jute fibre is white. This jute fibre can be blended or interweaved with other kinds of fibres, and the resultant cloth can meet the requirement in using as facing fabric in apparel industry. The process is simple, saving of water and other resources, and low cost and high productivity.

Inventors:
LIU GUOZHONG (CN)
ZHANG XIMING (CN)
ZHANG ZHENHUA (CN)
Application Number:
PCT/CN2005/000649
Publication Date:
March 30, 2006
Filing Date:
May 10, 2005
Export Citation:
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Assignee:
JIANGSU REDBUD DYEING TECH CO (CN)
LIU GUOZHONG (CN)
ZHANG XIMING (CN)
ZHANG ZHENHUA (CN)
International Classes:
C12S3/04; D01C1/00; D06L4/30; D06L4/40; D06L4/75; (IPC1-7): D01C1/00; D06L3/10; C12S3/04
Foreign References:
CN1209833A1999-03-03
CN1048409A1991-01-09
CN1266914A2000-09-20
US6322596B12001-11-27
Other References:
ZHANG J ET AL: "Studies on Enzymatic Scouring of Linen Rove and Fabric.", TEXTILE DYEING AND FINISHING JOURNAL., vol. 24, no. 2, April 2002 (2002-04-01), pages 12 - 16, XP008112513
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (Bldg. B Tsinghua Tongfang Hi-Tech Plaza, No.1, Wangzhuang Rd, Haidian District Beijing 3, CN)
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