CN104611907A - Low temperature pretreatment process of soybean fiber fabric - Google Patents
Low temperature pretreatment process of soybean fiber fabric Download PDFInfo
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- CN104611907A CN104611907A CN201510061845.6A CN201510061845A CN104611907A CN 104611907 A CN104611907 A CN 104611907A CN 201510061845 A CN201510061845 A CN 201510061845A CN 104611907 A CN104611907 A CN 104611907A
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Abstract
The invention provides a low temperature pretreatment process of a soybean fiber fabric. The treatment process is as follows: soaking the soybean fiber fabric in low temperature scouring and bleaching liquid, and then mangling and steaming. The low temperature scouring and bleaching liquid is prepared from the following components in parts by weight: 30-50 parts of tea saponin, 20-40 parts of sodium perborate, 1-3 parts of 2, 2-bipyridine, 0.1-0.5 part of horse radish peroxidase and 3-6 parts of sodium alginate. The low temperature pretreatment process of soybean fiber fabric can be used for reducing the bleaching temperature of soybean fibers from 95 DEG C to 60-80 DEG C, so as to save energy and generate no damage to the soybean fiber fabric.
Description
Technical field
The present invention relates to textiles low temperature pre-treatment field, particularly relate to a kind of soybean fabric lining Low temperature pretreatment.
Background technology
Soybean fiber be blended by soybean protein (5%-23%) and polyvinyl alcohol (77%-95%) after, adopt wet spinning, semi-finished product are by being cross-linked containing aldehyde cross-linking agent, again through the modified polyvinyl alcohol fabric of post processing formation, fibre and soya improves the some properties of vinal, such as hygroscopicity and dyeability.The impurity of fiber is mainly the oil agent of interpolation, antistatic additive and lubricant, and concise task is comparatively light, but because the soybean fiber added contains uranidin, fibre has darker ecru, and task of therefore bleaching is heavier.But due to soybean fiber alkali resistance difference and poor heat resistance, therefore should reach certain whiteness requirement, meet the minimum wearability of fiber again, exploitation low-temperature low-alkali Scouring and bleaching process seems particularly important.
In traditional textile process, its pretreatment process generally adopts kiering, bleaching two-step method, in scouring process, main use caustic soda and surfactant, caustic soda is utilized to be undertaken expanded by the nitrogen substance of fabric face, pectin, grease, wax etc., hydrolysis and saponification, utilize surfactant that impurity is carried out emulsification, dispersion and washing.Main in bleaching process is raw material with hydrogen peroxide, under the effect of caustic soda, is decoloured by the natural colouring matter in COTTON FABRIC, reaches the object of bleaching.But this two-step reaction all needs at high temperature to carry out, and kiering temperature generally will reach more than 95 DEG C, the technique needed during bleaching even needs to carry out at 100 DEG C, and the quantity of steam that this process consumes accounts for about 60% of whole dyeing and finishing process.Need to add hydrogen peroxide bleaching stabilizer, chelating agent, the auxiliary agents such as scouring agent, troublesome poeration in tradition Scouring and bleaching process simultaneously, if a kind of auxiliary agent add inaccurate, just likely have influence on the quality of product.So research staff starts to research and develop low-temperature scouring and bleaching assistant.
Through the retrieval to prior art, Chinese invention patent 200710039660 (publication date on September 19th, 2007) discloses a kind of low temperature pre-treating method, its main component is carbon tetrachloride, acetates, alkyl benzene, emulsifying agent, scouring agent and acyl class and nitrile, low temperature can be carried out at 40-80 DEG C to COTTON FABRIC to scouring and bleaching, poisonous and hazardous organic compound carbon tetrachloride is contained in agent but this is scouringed and bleaching, and must in use auxiliary agent be mixed, complex operation step.
Chinese invention patent 200510030991.9 (publication date: on 05 17th, 2006) discloses a kind of soybean protein low temperature and to scouring and bleaching composition, this bleaching composition is primarily of bleaching agent and activator composition, bleaching agent is the product of sodium borohydride and sodium hydrogensulfite, and activator is the compound and bleeding agent etc. of thiocarbamide and hydrogen peroxide.Bleaching composition and water are mixed into bleaching liquor according to certain ratio and order, and regulate the pH value of bleaching liquor with sodium bicarbonate, take out after bleaching the regular hour at a certain temperature, washing, dries.Use the method to carry out bleaching to soybean fiber or its BLENDED FABRIC, have that whiteness is high, bleaching time is short, to advantages such as soybean protein not damaged, technique are simple, with low cost, can greatly raise labour efficiency, economize energy, non-environmental-pollution.But TAED is expensive, and water-soluble very poor, affect the use of agent of scouringing and bleaching.
Summary of the invention
Provide hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.Should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention determines key of the present invention or pith, and nor is it intended to limit the scope of the present invention.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The invention provides a kind of soybean fabric lining Low temperature pretreatment, it is characterized in that, described soybean fabric lining low temperature pre-treatment step is as follows:
Step one, soybean fabric lining uses detergent cleaning, removes the finish on fiber;
Step 2, the textile impregnation low temperature after above-mentioned washing is scouringed and bleaching agent, then mangle;
Step 3, the decatize in steaming box of the fabric after mangle, washing, dries.
In described step 2, low temperature agent of scouringing and bleaching comprises each component of following parts by weight:
Tea Saponin 30-50,
Sodium perborate 20-40,
2,2-bipyridyl 1-3,
Horseradish peroxidase 0.1-0.5,
Sodium alginate 3-6.
In described step 2, the scouring and bleaching concentration of agent of low temperature is 5-15g/L.
In described step 2, the pick-up of padding machine is 80-100%.
In described step 3, the steam temperature of steaming box is 60-80 DEG C.
In described step 3, the steaming time of steaming box is for being 40-70min.
Compared with prior art, the present invention has following beneficial effect:
The invention solves the energy resource consumption of soybean fabric lining pretreatment process too much, amount of caustic soda is large, and the problem that operation is more loaded down with trivial details, only use a kind of auxiliary agent just alternative four kinds of traditional auxiliary agents, reduce the operation of workman, there is the effect of energy-saving and emission-reduction.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The element described in one embodiment of the invention and feature can combine with the element demonstrated in one or more embodiment and feature.It should be noted that for purposes of clarity, in explanation, eliminate expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and process.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not paying creative work, all belongs to the scope of protection of the invention.
Embodiment 1
(1) soybean fabric lining is 38s woven fabric.
(2) low temperature agent of scouringing and bleaching comprises each component of following parts by weight:
Tea Saponin 30,
Sodium perborate 20,
2,2-bipyridyl 1,
Horseradish peroxidase 0.1,
Sodium alginate 3.
The low temperature agent preparation method that scourings and bleaching is:
According to above-mentioned parts by weight by 2,2-bipyridyl and horseradish peroxidase add in the aqueous solution, and then use spraying dry that above-mentioned aqueous solution atomization is formed droplet, droplet is evaporated rapidly by high temperature, formation composition is core, and sodium alginate is the microscapsule powder of shell.Controlling this diameier is between 250 μm, then in powdery blender, adds microscapsule powder, Tea Saponin, sodium perborate, stirs 30min, discharging.
(3) the low temperature process of scouringing and bleaching is
Low temperature soybean fabric lining after washing being immersed in 10g/L is scouringed and bleaching in agent, and pick-up is 80%, then 70 DEG C of steaming 50min in steaming box, and washing, dries.
Embodiment 2
(1) soybean fabric lining is 38s woven fabric.
(2) low temperature agent of scouringing and bleaching comprises each component of following parts by weight:
Tea Saponin 50,
Sodium perborate 40,
2,2-bipyridyl 3,
Horseradish peroxidase 0.5,
Sodium alginate 6.
Low temperature scourings and bleaching the preparation method of agent with reference to embodiment 1
(3) the low temperature process of scouringing and bleaching is
Low temperature soyabean protein fabric being flooded 10g/L is scouringed and bleaching agent, and pick-up is 80%, and in steaming box, 70 DEG C are steamed 50min, and washing is dried.
Embodiment 3
(1) soybean fabric lining is 38s woven fabric.
(2) low temperature agent of scouringing and bleaching comprises each component of following parts by weight:
Tea Saponin 40,
Sodium perborate 30,
2,2-bipyridyl 2,
Horseradish peroxidase 0.25,
Sodium alginate 4.
Low temperature scourings and bleaching the preparation method of agent with reference to embodiment 1
(3) the low temperature process of scouringing and bleaching is
Low temperature soyabean protein fabric being flooded 10g/L is scouringed and bleaching agent, and pick-up is 70%, and in steaming box, 70 DEG C are steamed 50min, and washing is dried.
Comparative example 1
(1) soybean fabric lining is 38s woven fabric.
(2) agent of scouringing and bleaching comprises each component of following parts by weight:
30% hydrogen peroxide 20g/L,
Soda ash 4g/L,
Sodium metasilicate 2g/L,
Bleeding agent 1g/L.
(3) process of scouringing and bleaching is
Configure bleaching liquid under room temperature, throw people's soybean fabric lining, mangle, pick-up is 80%, and be warming up to 95 DEG C of insulation 50min, after bleaching, fully washing, dries.
Result of implementation
The result of implementation of embodiment and comparative example is in table 1
Table 1 comparative example and embodiment test result
As can be seen from Table 1, low temperature is used to scouring and bleaching after agent carries out cold bleaching to fibre and soya, the whiteness when whiteness obtained is than conventional 95 DEG C is taller, applicant has beyond thought bleaching effect after being surprised to find that and adding pyridines activator, pyridines activator not only can effectively be bleached by activated hydrogen peroxide, add whiteness, under being also surprised to find that itself and peroxidase exist simultaneously, there is collaborative discoloration, may because pyridines activator can react with trace heavy metal element, Hydrogen Peroxide catalyst, it can effectively decompose by catalysis peracid salt, complete and the low temperature of soybean fabric lining is scouringed and bleaching.
The result of capillary effect from table 1, add low temperature and scouring and bleaching after agent, the capillary effect of soybean fabric lining also has a certain upgrade, because Tea Saponin has stronger washing, dispersion, impurity removal function, can remove the impurity on soybean fabric lining preferably.
Further find out from table 1, use low temperature is scouringed and bleaching after agent, the bursting strength of fabric is higher than the brute force of conventional high temperature process, this is because the easy disproportionation of hydrogenperoxide steam generator generates the free radical without selecting row under high temperature, comparatively large to the infringement of soybean fabric lining, so low temperature of the present invention agent of scouringing and bleaching reaches outside good whiteness at low temperatures, soybean fabric lining can also be made to damage reduce, there is good practical value.
Although last it is noted that described the present invention and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present invention limited by appended claim, substituting and converting.And scope of the present invention is not limited only to the specific embodiment of process, equipment, means, method and step described by description.One of ordinary skilled in the art will readily appreciate that from disclosure of the present invention, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the present invention.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (6)
1. a soybean fabric lining Low temperature pretreatment, is characterized in that, described soybean fabric lining Low temperature pretreatment step is as follows:
Step one, soybean fabric lining uses detergent cleaning, removes the finish on fiber;
Step 2, the textile impregnation low temperature after above-mentioned washing is scouringed and bleaching agent, then mangle;
Step 3, the decatize in steaming box of the fabric after mangle, washing, dries.
2. a kind of soybean fabric lining Low temperature pretreatment according to claim 1, is characterized in that, in described step 2, low temperature agent of scouringing and bleaching comprises each component of following parts by weight:
Tea Saponin 30-50,
Sodium perborate 20-40,
2,2-bipyridyl 1-3,
Horseradish peroxidase 0.1-0.5,
Sodium alginate 3-6.
3. a kind of soybean fabric lining Low temperature pretreatment according to claim 1, is characterized in that, in described step 2, the scouring and bleaching concentration of agent of low temperature is 5-15g/L.
4. a kind of soybean fabric lining Low temperature pretreatment according to claim 1, is characterized in that, in described step 2, the pick-up of padding machine is 80-100%.
5. a kind of soybean fabric lining Low temperature pretreatment according to claim 1, is characterized in that, in described step 3, the steam temperature of steaming box is 60-80 DEG C.
6. a kind of soybean fabric lining Low temperature pretreatment according to claim 1, is characterized in that, in described step 3, the steaming time of steaming box is for being 40-70min.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105088424A (en) * | 2015-07-08 | 2015-11-25 | 立天集团有限公司 | Method for extracting regenerated cotton from waste cloth corner |
| CN107419404A (en) * | 2017-07-28 | 2017-12-01 | 海宁百越贸易有限公司 | A kind of processing method of soybean protein fiber blended fabric |
| CN109306536A (en) * | 2017-07-27 | 2019-02-05 | 常州第六元素材料科技股份有限公司 | It is dispersed with the preparation method of white oil slurry of graphene and preparation method thereof, UHMWPE fiber |
| CN112391835A (en) * | 2020-11-10 | 2021-02-23 | 江苏赛佳股份有限公司 | Preparation method of high-performance fiber fabric |
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| CN103194896A (en) * | 2011-11-24 | 2013-07-10 | 东华大学 | Application of terpyridyl metal complex to low-temperature scouring and bleaching auxiliary for textiles |
| CN103266494A (en) * | 2013-05-25 | 2013-08-28 | 上海秋橙新材料科技有限公司 | Pretreatment method of soybean protein fabric bio-enzyme |
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| CN103194896A (en) * | 2011-11-24 | 2013-07-10 | 东华大学 | Application of terpyridyl metal complex to low-temperature scouring and bleaching auxiliary for textiles |
| CN103266494A (en) * | 2013-05-25 | 2013-08-28 | 上海秋橙新材料科技有限公司 | Pretreatment method of soybean protein fabric bio-enzyme |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105088424A (en) * | 2015-07-08 | 2015-11-25 | 立天集团有限公司 | Method for extracting regenerated cotton from waste cloth corner |
| CN105088424B (en) * | 2015-07-08 | 2017-08-25 | 立天集团有限公司 | A kind of method that regeneration cotton is extracted in useless cloth angle |
| CN109306536A (en) * | 2017-07-27 | 2019-02-05 | 常州第六元素材料科技股份有限公司 | It is dispersed with the preparation method of white oil slurry of graphene and preparation method thereof, UHMWPE fiber |
| CN109306536B (en) * | 2017-07-27 | 2023-05-02 | 南通恒尚新材料科技有限公司 | Graphene-dispersed white oil slurry and preparation method thereof, and preparation method of UHMWPE fiber |
| CN107419404A (en) * | 2017-07-28 | 2017-12-01 | 海宁百越贸易有限公司 | A kind of processing method of soybean protein fiber blended fabric |
| CN108517604A (en) * | 2017-07-28 | 2018-09-11 | 海宁百越贸易有限公司 | The processing method of improved soybean protein fiber blended fabric |
| CN112391835A (en) * | 2020-11-10 | 2021-02-23 | 江苏赛佳股份有限公司 | Preparation method of high-performance fiber fabric |
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