CN106868862B - A kind of preparation method of the high antistatic hemp of degree of spinning - Google Patents
A kind of preparation method of the high antistatic hemp of degree of spinning Download PDFInfo
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- CN106868862B CN106868862B CN201710168559.9A CN201710168559A CN106868862B CN 106868862 B CN106868862 B CN 106868862B CN 201710168559 A CN201710168559 A CN 201710168559A CN 106868862 B CN106868862 B CN 106868862B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
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- 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
- D01C1/02—Treatment of vegetable material by chemical methods to obtain bast fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
- D06M13/148—Polyalcohols, e.g. glycerol or glucose
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- General Chemical & Material Sciences (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Wood Science & Technology (AREA)
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- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The present invention provides it is a kind of can the preparation method of the high antistatic hemp of degree of spinning be placed in boiling water kiering 20-40 minutes after including the following steps: that (1) cleans hemp；(2) by the hemp through high temperature scouring through Na2S2O3After aqueous solution electrolysis is handled 10-20 minutes, stop electrolysis, after electrolyte is heated to 70-80 DEG C, heat preservation 10-20 minutes, takes out hemp, rinse well stand-by；(3) hemp through electrolysis processing is added in composite enzyme solution, after digesting 2-4 hours at PH4.5-6,45-55 DEG C, tap water is rinsed well；(4) after the hemp for crossing enzymolysis processing is using composite antistatic agent spray, required hemp obtained by drying.The present invention handles hemp in such a way that electrochemistry-biological enzymolysis combines, and makes its appropriate degumming, spinnability with higher, and avoid the disadvantage low using degumming rate brought by sulfite chemical degumming, chemical waste liquid amount is big.
Description
Technical field
The invention belongs to plant fiber processing technology fields, and in particular to it is a kind of can the high antistatic hemp of degree of spinning
Preparation method.
Background technique
Hemp system Moraceae category annual herb plant, scientific name cannabis Salival, popular name Chinese fiber crops, cold fiber crops, hemp, flower
Fiber crops etc., Hemp Varieties are up to 150 or so, are mainly distributed on Asia, Europe, and China is Asia hemp production center, cultivate face
Long-pending and yield occupies first place in the world, and the place of production is throughout the country, but predominantly Yellow River basin, and the Tai'an in Shandong, the Huating in Gansu all have
The hemp producing region of name, is the major economic crops of this area.To the of less demanding of weather and soil, it grows fast for hemp plantation
Speed, insect pest ability is strong, and insecticide and fertilizer are not necessarily to during plantation, not will cause land pollution, and environmental ecology is good,
And plantation harvest time is shorter, often 0.07 hectare can harvest two to the hemp for being three times in cotton.From last century the eighties with
Come, with the rise of natural fiber heat, bast fiber fabrics with its excellent hygroscopicity, thermal diffusivity and good dress ornament feature gradually
Recognized by people, and is more and more favored.Hemp is same as the fabric after other fiber blends to have well-pressed, matter
Ground is carefully thin, and feel is smooth, and dress is cool, and sucting wet air permeability is good, and conformality is good, fibre antibacterial and antistatic effect are strong, right in addition
The features such as absorption property of dyestuff is good, ultraviolet radiation preventing ability is strong, the deep welcome by domestic and international consumer, raw material are production
One of primary raw material of summer clothes.
What is directly stripped down from big anesthesia stem is known as raw ramie, also contains in addition to containing cellulose components in raw ramie certain
The non-cellulose components of amount, including lignin, hemicellulose, cerolipoid, pectin and part aqueous object and ash content etc..If making raw ramie
With spinnability, it is necessary to these non-cellulose components be removed, degummed ramie, i.e. degumming are obtained.Lignin and half in hemp
The content height of cellulose directly affects the fiber quality after degumming difficulty and degumming.
Lignin is high to the stability of inorganic acid in hemp, therefore pickling is undesirable to the removal effect of lignin, and wooden
The presence of quality is affected to quality of textile products.In the prior art frequently with sulfite solution kiering, lignin is removed,
But effect is also not satisfactory, it usually needs soda boiling auxiliary enhancing degumming effect.Chemical Degumming will consume a large amount of chemical industry simultaneously
Raw material and energy, high production cost contain harmful chemical component in treated sewage, easily pollution environment, and handle the time
It is long, it is not easily recycled.
Summary of the invention
The present invention provides it is a kind of can the high antistatic hemp of degree of spinning preparation method, utilize electrochemistry-biological enzyme
It solves united method and degumming process is carried out to hemp, have the advantages that environmentally protective, degumming appropriateness, fiber spinnability are high, simultaneously
Using antistatic agent treatment hemp, keep its antistatic effect lasting.
The technical proposal for solving the technical problem of the invention are as follows:
A kind of preparation method of the high antistatic hemp of degree of spinning, the preparation method include the following steps:
(1) it high temperature scouring: after hemp is cleaned, is placed in boiling water after kiering 20-40 minutes, takes out, rushed using tap water
Wash clean.Hemp individual fiber cells interweave under the bonding of intercellular layer substance to be reticulated, and first makes hemp by high temperature scouring
The reticular structure degree of cross linking reduces, and is conducive to small molecule and enters in reticular structure.
(2) it is electrolysed: the hemp through high temperature scouring is added in electrolytic cell, after room temperature electrolysis processing 10-20 minutes, close electricity
Power supply is solved, after electrolyte is heated to 70-80 DEG C, heat preservation 10-20 minutes, hemp is taken out, is placed in tap water and impregnates half an hour
Afterwards, it then rinses well stand-by；The electrolyte is 15-20w%Na2S2O3Aqueous solution.
Na2S2O3The electrolysis equation of aqueous solution are as follows:
Na2S2O3+H2O→2Na++SO3H-+OH-+S
Na2S2O3It is electrolysed sulfonate radical generated and lignin reaction, water-soluble lignosulfonates can be generated,
To which lignin be removed.Electrolysis terminates after 10-20 minutes, and electrolyte is in alkalescent at this time, increases temperature and continues in alkaline item
Kiering under part further removes delignification.Hemp first through high temperature scouring described in step (1), reduces the density of reticular structure, makes
Obtaining sulfonate radical electrolytically generated in step (2) can smoothly enter into reticular structure, increase the reaction probabilities with lignin, to increase
Degumming rate.In addition, the alkaline matter that cell reaction generates, can further remove lignin, avoid that alkaline matter additionally is added,
Reduce production cost and waste liquor contamination.
(3) it digests: gained in step (2) being added in composite enzyme solution through the hemp of electrolysis processing, in PH4.5-6,45-
After digesting 2-4 hours at 55 DEG C, tap water is rinsed well, using the substances such as enzymatic hydrolysis depolymerized pectin, further degumming.
(4) antistatic treatment: the hemp that step (3) enzymolysis processing is crossed is sprayed using composite antistatic agent, and is being sprayed
Do not stop to stir hemp in the process, standing is after 30 minutes, required hemp obtained by drying, and the quality of the composite antistatic agent is
3-5 times of hemp quality.
Preferably, the mass ratio of hemp described in step (1) and boiling water is 1:15-20.
Preferably, the anode material of electrolytic cell described in step (2) is RuO2-TiO2/ Ti coated electrode, PbO2/ Ti plating
Layer electrode or stainless steel；The cathode electrode sheet material is stainless steel, carbon steel or titanium.
Preferably, the quality of electrolyte described in step (2) is 8-15 times of hemp quality.
Preferably, composite enzyme solution described in step (3) is made of following parts by weight raw material: 20-30 parts of pectases,
10-15 portions of hemicellulases, 5-10 parts of sodium chloride and 50-60 parts of water.Using complex enzyme coordinated enzymatic hydrolysis, compared to single enzyme enzyme
Solution, has the advantages that hydrolysis temperature is low, the time is short, high-efficient.Sodium chloride, which is added, can effectively improve the activity of enzyme, to improve enzyme
Solve efficiency.
Preferably, the quality of composite enzyme solution described in step (3) is 10-15 times of hemp quality, the use of complex enzyme
Amount determines the degumming degree of hemp, and dosage is too low, and degumming rate is too low, hemp can degree of spinning it is not high；Compound enzyme dosage is excessively high, takes off
Glue is excessive, and the born of the same parents of hemp individual fiber cells ask all times removings of layer substance, a large amount of short velvet fiber is generated, to make its spinnability
It reduces, or even loses spinnability.
Preferably, composite antistatic agent described in step (4) is grouped as by following parts by weight group: terephthalic acid (TPA) two
12-20 parts of methyl esters, 15-20 parts of modified poly (ethylene glycol), 3-5 parts of stearic acid sodium, 8-12 parts of glycerol, 8-10 parts of zinc acetate, nonyl phenol
1-3 parts and polypropylene glycerol aether 1-3 parts of polyoxyethylene ether.
It is further preferred that the modified poly (ethylene glycol) the preparation method comprises the following steps:
Polyethylene glycol, dimethylolpropionic acid and water are added in reaction vessel, acid adjusts PH to 4-5, anti-at 70-80 DEG C
After answering 2-4 hours, dimethylbenzene, 90 DEG C of distillation dehydrations are added, until there is no moisture to steam, stop reaction, residue is to change
Property polyethylene glycol.
Using dimethylolpropionic acid modified poly (ethylene glycol), superelevation branched modification polyethylene glycol is made, has with hemp
Good compatibility, so that the antistatic effect of hemp is lasting.
It is further preferred that the average molecular weight of the polyethylene glycol is 400 or 600.
It is further preferred that the mass ratio of the polyethylene glycol, dimethylolpropionic acid and water be 1:0.2-0.4:4-6, polyethylene glycol,
The mass ratio that feeds intake of dimethylolpropionic acid determines the degree of branching of polyethylene glycol, when the dosage of methanol and dimethylolpropionic acid is lower than
When the numerical value, branching degree is lower, during modified poly (ethylene glycol) is soluble easily in water, causes antistatic agent to lose after washing several times；When
When the dosage of methanol and dimethylolpropionic acid is more than the numerical value, degree of branching is higher, the compatibility of antistatic agent and cannabinol molecule
It is good to cross, and causes antistatic agent that can not normally move to hemp surface layer, internal antistatic when surface layer antistatic agent is because of friction loss
Agent can not be replenished in time, and antistatic property is caused to decline, and durability is bad.
The invention has the benefit that
1, the present invention handles hemp in such a way that electrochemistry-biological enzymolysis combines, and makes its appropriate degumming, has higher
Spinnability, and avoid the disadvantage low using degumming rate brought by sulfite chemical degumming, chemical waste liquid amount is big.
2, the composite antistatic agent being made up of modified poly (ethylene glycol) enhances the compatible of antistatic agent and hemp
Property, improve its antistatic persistence.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments to the present invention
It is further elaborated.
Embodiment 1
(1) by 100g polyethylene glycol 400,30g dimethylolpropionic acid and 400g water be added reaction vessel in, acid adjust PH to
4, after reacting 2 hours at 80 DEG C, 15g dimethylbenzene, 90 DEG C of distillation dehydrations are added, until there is no moisture to steam, stop reaction,
Residue is 122g modified poly (ethylene glycol)；
(2) by 18g dimethyl terephthalate (DMT), 15g modified poly (ethylene glycol), 4g stearic acid sodium, 10g glycerol, 10g acetic acid
Zinc, 1g nonylphenol polyoxyethylene ether and 2g polypropylene glycerol aether are added to the mixer is made composite anti-static after mixing
Agent；
(3) it high temperature scouring: after 100g hemp is cleaned, is placed in 1800g boiling water after kiering 30 minutes, takes out, using certainly
Water is rinsed well；
(4) it is electrolysed: the hemp through high temperature scouring being added in electrolytic cell, using 1000g 20w%Na2S2O3Aqueous solution is normal
Warm electrolysis processing after ten minutes, closes electrolysis power, after electrolyte is heated to 75 DEG C, heat preservation 15 minutes, takes out hemp, is placed in
After impregnating half an hour in tap water, then rinse well stand-by；
(5) it digests: gained in step (4) is added in 1000g composite enzyme solution through the hemp of electrolysis processing, in PH5,50
After digesting 3 hours at DEG C, tap water is rinsed well；The composite enzyme solution is made of following parts by weight raw material: 20 parts of pectin
Enzyme, 15 portions of hemicellulases, 5 parts of sodium chloride and 60 parts of water；
(6) antistatic treatment: the hemp that step (5) enzymolysis processing is crossed is sprayed using 400g composite antistatic agent, and
Do not stop to stir hemp during spray, after standing 30 minutes, required hemp obtained by drying.
Embodiment 2
(1) by 100g Macrogol 600,20g dimethylolpropionic acid and 500g water be added reaction vessel in, acid adjust PH to
4.5, after reacting 4 hours at 70 DEG C, 15g dimethylbenzene, 90 DEG C of distillation dehydrations are added, until there is no moisture to steam, stop anti-
It answers, residue is 108g modified poly (ethylene glycol)；
(2) by 12g dimethyl terephthalate (DMT), 20g modified poly (ethylene glycol), 3g stearic acid sodium, 12g glycerol, 8g zinc acetate,
2g nonylphenol polyoxyethylene ether and 1g polypropylene glycerol aether are added to the mixer is made composite antistatic agent after mixing；
(3) it high temperature scouring: after 100g hemp is cleaned, is placed in kiering in 2000g boiling water and after twenty minutes, takes out, using certainly
Water is rinsed well；
(4) it is electrolysed: the hemp through high temperature scouring being added in electrolytic cell, using 800g 18w%Na2S2O3Aqueous solution room temperature
Electrolysis is handled after twenty minutes, closes electrolysis power, electrolyte is heated to 80 DEG C, heat preservation after ten minutes, takes out hemp, is placed in certainly
After impregnating half an hour in water, then rinse well stand-by；
(5) it digests: gained in step (4) is added in 1200g composite enzyme solution through the hemp of electrolysis processing, in PH4.5,
After digesting 4 hours at 45 DEG C, tap water is rinsed well；The composite enzyme solution is made of following parts by weight raw material: 25 portions of fruits
Glue enzyme, 10 portions of hemicellulases, 10 parts of sodium chloride and 55 parts of water；
(6) antistatic treatment: the hemp that step (5) enzymolysis processing is crossed is sprayed using 500g composite antistatic agent, and
Do not stop to stir hemp during spray, after standing 30 minutes, required hemp obtained by drying.
Embodiment 3
(1) by 100g polyethylene glycol 400,40g dimethylolpropionic acid and 600g water be added reaction vessel in, acid adjust PH to
5, after reacting 3 hours at 75 DEG C, 15g dimethylbenzene, 90 DEG C of distillation dehydrations are added, until there is no moisture to steam, stop reaction,
Residue is 128g modified poly (ethylene glycol)；
(2) by 20g dimethyl terephthalate (DMT), 18g modified poly (ethylene glycol), 5g stearic acid sodium, 8g glycerol, 9g zinc acetate,
1g nonylphenol polyoxyethylene ether and 3g polypropylene glycerol aether are added to the mixer is made composite antistatic agent after mixing；
(3) it high temperature scouring: after 100g hemp is cleaned, is placed in kiering in 1500g boiling water and after forty minutes, takes out, using certainly
Water is rinsed well；
(4) it is electrolysed: the hemp through high temperature scouring being added in electrolytic cell, using 1500g 15w%Na2S2O3Aqueous solution is normal
After temperature electrolysis processing 15 minutes, electrolysis power is closed, electrolyte is heated to 70 DEG C, heat preservation after twenty minutes, is taken out hemp, is placed in
After impregnating half an hour in tap water, then rinse well stand-by；
(5) it digests: gained in step (4) is added in 1500g composite enzyme solution through the hemp of electrolysis processing, in PH6,55
After digesting 2 hours at DEG C, tap water is rinsed well；The composite enzyme solution is made of following parts by weight raw material: 30 parts of pectin
Enzyme, 12 portions of hemicellulases, 8 parts of sodium chloride and 50 parts of water；
(6) antistatic treatment: the hemp that step (5) enzymolysis processing is crossed is sprayed using 300g composite antistatic agent, and
Do not stop to stir hemp during spray, after standing 30 minutes, required hemp obtained by drying.
Comparative example 1
Using with the identical operation processing hemp of embodiment 1, unlike hemp in comparative example 1 without high temperature scouring.
Comparative example 2
Using with the identical operation processing hemp of embodiment 1, unlike composite enzyme solution in 2 step of comparative example (5)
Quality is 20 times of hemp quality.
The measurement of 4 degumming effect of embodiment
The chemical component of hemp:
Measure the chemistry of embodiment 1-3 hemp, comparative example 1-2 and untreated raw ramie respectively according to GB585-5859-86
Ingredient is shown in Table 1,
Table 1:
It can be seen from Table 1 that: the processed hemp fiber degumming effect appropriateness of method provided by through the invention, greatly
Numb single fiber length is longer, and spinnability is preferable.Comparative example 1 is declined without high temperature scouring processing, the degumming effect of hemp.Than
It is excessive compared with the compound enzyme dosage that example 2 uses, cause pectin substance content too low, hemp degumming is excessive, so that hemp short flannel
It is more, spinnability decline.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. one kind can the high antistatic hemp of degree of spinning preparation method, which is characterized in that the preparation method include it is as follows
Step:
(1) it high temperature scouring: after hemp is cleaned, is placed in boiling water after kiering 20-40 minutes, takes out, rinsed using tap water dry
Only；
(2) it is electrolysed: the hemp through high temperature scouring is added in electrolytic cell, after room temperature electrolysis processing 10-20 minutes, close electrolysis
Power supply takes out hemp, is placed in tap water after impregnating half an hour after electrolyte is heated to 70-80 DEG C, heat preservation 10-20 minutes,
It rinses well again stand-by；The electrolyte is 15-20w% Na2S2O3Aqueous solution；
(3) it digests: gained in step (2) being added in composite enzyme solution through the hemp of electrolysis processing, in pH 4.5-6,45-55
After digesting 2-4 hours at DEG C, tap water is rinsed well；
(4) antistatic treatment: the hemp that step (3) enzymolysis processing is crossed is sprayed using composite antistatic agent, and in spray process
In do not stop to stir hemp, after standing 30 minutes, it is obtained by drying needed for hemp, the quality of the composite antistatic agent is hemp
3-5 times of quality.
2. as described in claim 1 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that step (1)
Described in the mass ratio of hemp and boiling water be 1:15-20.
3. as described in claim 1 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that step (2)
Described in electrolytic cell anode material be RuO2-TiO2/ Ti coated electrode, PbO2/ Ti coating electrode or stainless steel；The electrolysis
The cathode electrode sheet material of slot is stainless steel, carbon steel or titanium.
4. as described in claim 1 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that step (2)
Described in the quality of electrolyte be 8-15 times of hemp quality.
5. as described in claim 1 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that step (3)
Described in composite enzyme solution be made of following parts by weight raw material: 20-30 parts of pectases, 10-15 portions of hemicellulases, 5-10 parts
Sodium chloride and 50-60 parts of water.
6. as described in claim 1 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that step (3)
Described in the quality of composite enzyme solution be 10-15 times of hemp quality.
7. as described in claim 1 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that step (4)
Described in composite antistatic agent be grouped as by following parts by weight group: 12-20 parts of dimethyl terephthalate (DMT), modified poly (ethylene glycol)
15-20 parts, 3-5 parts of hard fatty acids sodium, 8-12 parts of glycerol, 8-10 parts of zinc acetate, 1-3 parts of nonylphenol polyoxyethylene ether and polyoxy third
1-3 parts of alkene glycerin ether.
8. as claimed in claim 7 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that the modification
Polyethylene glycol the preparation method comprises the following steps:
Polyethylene glycol, dimethylolpropionic acid and water are added in reaction vessel, acid for adjusting pH to 4-5 reacts 2- at 70-80 DEG C
After 4 hours, dimethylbenzene, 90 DEG C of distillation dehydrations are added, until there is no moisture to steam, stop reaction, residue is modified poly-
Ethylene glycol.
9. as claimed in claim 8 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that the poly- second
The average molecular weight of glycol is 400 or 600.
10. as claimed in claim 8 can the high antistatic hemp of degree of spinning preparation method, which is characterized in that it is described poly-
The mass ratio of ethylene glycol, dimethylolpropionic acid and water is 1:0.2-0.4:4-6.
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| JPS49435B1 (en) * | 1969-07-28 | 1974-01-08 | ||
| CN102199793B (en) * | 2011-06-03 | 2013-01-30 | 杨黎明 | Jute fiber degumming method |
| CN102277591B (en) * | 2011-08-02 | 2014-03-05 | 北京化工大学 | Method for electrochemically degrading lignin |
| CN104480542A (en) * | 2014-11-05 | 2015-04-01 | 桐乡市天洋纺织有限公司 | Production technology for flax fiber |
| CN106087075B (en) * | 2016-07-12 | 2018-08-28 | 宜宾长顺竹木产业有限公司 | A kind of production method of the bamboo fiber of good spinnability |
| CN106567138B (en) * | 2016-10-27 | 2018-09-18 | 青岛大学 | A kind of fine design method of hemp |
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