WO2009049483A1 - Procédé d'utilisation d'une enzyme composite pour dégommer du jute (1) - Google Patents
Procédé d'utilisation d'une enzyme composite pour dégommer du jute (1) Download PDFInfo
- Publication number
- WO2009049483A1 WO2009049483A1 PCT/CN2008/001658 CN2008001658W WO2009049483A1 WO 2009049483 A1 WO2009049483 A1 WO 2009049483A1 CN 2008001658 W CN2008001658 W CN 2008001658W WO 2009049483 A1 WO2009049483 A1 WO 2009049483A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- jute
- enzyme
- temperature
- solution
- weight ratio
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01C—CHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES
- D01C1/00—Treatment of vegetable material
- D01C1/04—Bacteriological retting
Definitions
- hemp fiber has good moisture permeability, low static electricity and good antibacterial properties
- hemp textile fabrics are increasingly favored by people.
- the existing fabrics of linen textiles mainly refer to linen, ramie raw materials or such materials are blended/interwoven with other fibers such as cotton, wool, chemical fiber, silk, etc., but due to the high price of linen and ramie, This makes hemp textiles less widely available.
- Jute is the second largest cellulose fiber in the world after cotton. It is cheaper and has better hygroscopicity and drapability than linen and ramie. Its antibacterial ability is second only to cannabis. Application value and development potential.
- the pretreatment is a combination of one or more of a water bath, an acid bath or a hydrogen peroxide bath.
- the temperature of the water bath is from 30'C to 100'C; and the acid bath uses sulfuric acid or acetic acid.
- a fourth technical solution of the present invention is: A method for degumming jute by using a composite enzyme comprising pectinase and laccase, comprising the steps of: a. preparing pectinase and laccase The composite enzyme aqueous solution is impregnated with jute, and the weight ratio of the aqueous solution of the composite enzyme to the jute is greater than 15:1 and less than or equal to 40:1; b.
- aqueous solution was impregnated jute; acetate and dilute sodium bicarbonate solution adjusted P H is 5.5, temperature was raised to 45 'C, for 40 minutes; followed by a solution of baking soda to adjust the pH value of 8.5, allowed to warm to 50 'C , hold for 50 minutes; then remove the jute from the solution for synergistic stacking, the time of synergistic stacking is 10 hours; the jute after the synergistic stacking is 85 °C
- the hot water was washed with hot water to carry out enzyme deactivation treatment, that is, the obtained degummed jute fiber, and the removal rate of pectin and lignin in the obtained degummed jute fiber is shown in Table 1.
- the jute purchased from the market is unpacked and divided into small pieces of about 0.5 kg; and subjected to hydrogen peroxide soaking pretreatment, the concentration of hydrogen peroxide used is 5 g / L; pectinase and laccase by weight ratio 2 : 1 formulated as a complex enzyme, according to the ratio of jute to 2: 100 by weight of the complex enzyme, and diluted with water to 13 times the weight of jute, dilute the jute with diluted aqueous solution of the enzyme; with acetic acid and baking soda The temperature of the solution was adjusted to 5.3, and the temperature was raised to 58.
- the enzyme inactivation treatment that is, the obtained degummed jute fiber, the removal rate of pectin and lignin in the obtained degummed jute fiber is shown in Table 1.
- the jute which is commercially available is unpacked and divided into small pieces of about 0.5 kg; the pectinase and laccase are formulated into a complex enzyme by weight ratio of 2:3, and the ratio by weight to jute is 1:100.
- the diluted enzyme was diluted with water to 35 times the weight of the jute, and the jute was impregnated with the diluted aqueous solution of the composite enzyme; the pH of the diluted solution was adjusted to 5.2 with acetic acid and baking soda, and the temperature was raised to 57 ' C, hold for 35 minutes; then adjust the pH of the solution with baking soda to 8.0, and raise the temperature to 65.
- the jute which is commercially available is unpacked and divided into individual pieces of about 0.5 kg; the pectinase and laccase are formulated into a complex enzyme by weight ratio of 2:1, and the ratio by weight to jute is 1:100.
- the temperature of the solution was adjusted to 5. 4, and the temperature was raised to 56 °.
- the pH of the solution was adjusted to 5. 4 by the acetic acid and baking soda. C, hold for 25 minutes; then adjust the pH of the solution with baking soda to 7.6, and raise the temperature to 65. C is held for 30 minutes; then the jute is removed from the solution with a pH of 3.0 and a temperature of 80.
- the hot water of C was washed for enzyme deactivation treatment, that is, the obtained degummed jute fiber, and the removal rate of pectin and lignin in the obtained degummed jute fiber is shown in Table 1.
- the pH value is 7.5, and the temperature is raised to 60 ° C for 25 minutes; then the jute is taken out from the solution for stacking, and the synergistic stacking time is 24 hours;
- the treated jute is washed with hot water of 8 O 'C hot water for enzyme deactivation treatment, that is, the obtained degummed jute fiber, and the obtained degummed jute fiber and pectin are removed.
- the rate is shown in Table 1.
- the time of the synergistic stacking process is 6 hours;
- the jute after the synergistic stacking treatment is washed with hot water of 95 'C hot water for enzyme deactivation treatment, that is, the obtained degummed jute fiber, and the obtained degummed jute fiber pectin and lignin
- the removal rate is shown in Table 1.
Landscapes
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Textile Engineering (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Paper (AREA)
- Enzymes And Modification Thereof (AREA)
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MX2010003347A MX2010003347A (es) | 2007-09-27 | 2008-09-26 | Metodo de desgomado de yute con enzima compleja aplicada (3). |
US12/680,460 US8357487B2 (en) | 2007-09-27 | 2008-09-26 | Method of degumming jute fibres with complex enzyme (1) |
MX2010003349A MX2010003349A (es) | 2007-09-27 | 2008-09-26 | Metodo de desgomado de yute con enzima compleja aplicada (1). |
EP08800650A EP2194170A4 (en) | 2007-09-27 | 2008-09-26 | USE OF LINKED CYM FOR DEGUMMENT OF JUTE (1) |
MX2010003348A MX2010003348A (es) | 2007-09-27 | 2008-09-26 | Metodo de desgomado de yute con enzima compleja aplicada (2). |
CA2701899A CA2701899A1 (en) | 2007-09-27 | 2008-09-26 | Method of using composite enzyme for degumming jute (1) |
JP2010526131A JP2010540783A (ja) | 2007-09-27 | 2008-09-26 | 複合酵素を使用する黄麻の脱ゴム化法(1) |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710122599A CN100575570C (zh) | 2007-09-27 | 2007-09-27 | 应用复合酶对黄麻进行脱胶的方法 |
CN200710122577.X | 2007-09-27 | ||
CN200710122600.5 | 2007-09-27 | ||
CN200710122600A CN100575571C (zh) | 2007-09-27 | 2007-09-27 | 应用复合酶对黄麻进行脱胶的方法 |
CN200710122597.7 | 2007-09-27 | ||
CN200710122597A CN100575569C (zh) | 2007-09-27 | 2007-09-27 | 应用复合酶对黄麻进行脱胶的方法 |
CN200710122596.2 | 2007-09-27 | ||
CNB2007101225962A CN100560821C (zh) | 2007-09-27 | 2007-09-27 | 应用复合酶对黄麻进行脱胶的方法 |
CNA200710122577XA CN101130887A (zh) | 2007-09-27 | 2007-09-27 | 应用复合酶对黄麻进行脱胶的方法 |
CN200710122599.6 | 2007-09-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009049483A1 true WO2009049483A1 (fr) | 2009-04-23 |
Family
ID=40566981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2008/001658 WO2009049483A1 (fr) | 2007-09-27 | 2008-09-26 | Procédé d'utilisation d'une enzyme composite pour dégommer du jute (1) |
Country Status (7)
Country | Link |
---|---|
US (1) | US8357487B2 (zh) |
EP (1) | EP2194170A4 (zh) |
JP (1) | JP2010540783A (zh) |
KR (1) | KR20100066522A (zh) |
CA (1) | CA2701899A1 (zh) |
MX (1) | MX2010003349A (zh) |
WO (1) | WO2009049483A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101286345B1 (ko) * | 2011-12-14 | 2013-07-15 | 송인용 | 청삼 인피섬유의 정련방법, 종이의 제조방법 및 지사 |
US9926654B2 (en) * | 2012-09-05 | 2018-03-27 | Gpcp Ip Holdings Llc | Nonwoven fabrics comprised of individualized bast fibers |
BR112015022040A2 (pt) * | 2013-03-15 | 2017-07-18 | Georgia Pacific Consumer Products Lp | substrato de lenço dispersível em água |
AU2014237612A1 (en) | 2013-03-15 | 2015-11-05 | Gpcp Ip Holdings Llc | Nonwoven fabrics of short individualized bast fibers and products made therefrom |
US9926655B2 (en) * | 2013-08-16 | 2018-03-27 | Gpcp Ip Holdings Llc | Entangled substrate of short individualized bast fibers |
CN111534865A (zh) * | 2020-04-08 | 2020-08-14 | 四川玉竹麻业有限公司 | 一种苎麻酶脱-氧漂联合脱胶工艺 |
Citations (18)
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CN1614105A (zh) * | 2004-09-25 | 2005-05-11 | 江苏紫荆花纺织科技股份有限公司 | 黄麻的脱胶工艺 |
CN101130896A (zh) * | 2007-09-27 | 2008-02-27 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
CN101130888A (zh) * | 2007-09-27 | 2008-02-27 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
CN101130890A (zh) * | 2007-09-27 | 2008-02-27 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
CN101130894A (zh) * | 2007-09-27 | 2008-02-27 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
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CN101130889A (zh) * | 2007-09-27 | 2008-02-27 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
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CN101135064A (zh) * | 2007-09-27 | 2008-03-05 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
CN101135063A (zh) * | 2007-09-27 | 2008-03-05 | 江苏紫荆花纺织科技股份有限公司 | 应用复合酶对黄麻进行脱胶的方法 |
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US4617383A (en) * | 1983-11-22 | 1986-10-14 | Helmic, Inc. | Method for degumming and bleaching decorticated plant bast fiber |
WO2005021714A2 (en) * | 2003-08-11 | 2005-03-10 | Diversa Corporation | Laccases, nucleic acids encoding them and methods for making and using them |
-
2008
- 2008-09-26 WO PCT/CN2008/001658 patent/WO2009049483A1/zh active Application Filing
- 2008-09-26 JP JP2010526131A patent/JP2010540783A/ja active Pending
- 2008-09-26 KR KR1020107006712A patent/KR20100066522A/ko not_active Application Discontinuation
- 2008-09-26 US US12/680,460 patent/US8357487B2/en not_active Expired - Fee Related
- 2008-09-26 EP EP08800650A patent/EP2194170A4/en not_active Withdrawn
- 2008-09-26 CA CA2701899A patent/CA2701899A1/en not_active Abandoned
- 2008-09-26 MX MX2010003349A patent/MX2010003349A/es not_active Application Discontinuation
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Title |
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"The Effect of Enzyme Treatment on Jute fibres", JOUNAL OF TIANJIN INDUSTRIAL UNIVERSITY, vol. 24, August 2005 (2005-08-01) |
See also references of EP2194170A4 * |
Also Published As
Publication number | Publication date |
---|---|
KR20100066522A (ko) | 2010-06-17 |
JP2010540783A (ja) | 2010-12-24 |
EP2194170A1 (en) | 2010-06-09 |
US20100240113A1 (en) | 2010-09-23 |
MX2010003349A (es) | 2011-09-23 |
CA2701899A1 (en) | 2009-04-23 |
US8357487B2 (en) | 2013-01-22 |
EP2194170A4 (en) | 2011-01-05 |
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