CN108716130A - A kind of sodolin pre-treating technology - Google Patents
A kind of sodolin pre-treating technology Download PDFInfo
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- CN108716130A CN108716130A CN201810610874.7A CN201810610874A CN108716130A CN 108716130 A CN108716130 A CN 108716130A CN 201810610874 A CN201810610874 A CN 201810610874A CN 108716130 A CN108716130 A CN 108716130A
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- Prior art keywords
- sodolin
- enzyme solution
- composite enzyme
- fabric
- ozone
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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
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
- D06M16/003—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
-
- 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
- D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
-
- 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
-
- 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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
Abstract
A kind of sodolin pre-treating technology, belong to dyeing and finishing pretreatment technology field in textile process, first sodolin is padded in the composite enzyme solution including amylase, pectase and nonionic surfactant, bank up, wash through decatize again, mangle, ozone treatment, hot water wash, cold water are washed, finally dry.For fabric after processing without residual impurities such as starch size, hemicellulose, lignin and pectin, loss of strength is small, and fabric obtains fluffy, thick and solid and soft effect；Compared with traditional handicraft, due to the application of biological enzyme and physics pretreatment technology, disposal of pollutants significantly reduces, and is conducive to environmental protection, and can reduce the water consumption of cleaning fabric.Especially ozone treatment has apparent energy saving, water-saving result due to being handled under room temperature and damp state.
Description
Technical field
The invention belongs to dyeing and finishing pretreatment technology fields in textile process, and in particular to the pretreatment technology of sodolin.
Background technology
Flax fiber is known as the laudatory title of " fiber queen ", as main advanced bast fibre spinning raw material, has other natural fibers
The outstanding properties that cannot be compared, such as natural antibacterial is antibacterial, comfortable ventilating, moisture absorbing and sweat releasing, antiultraviolet.As people advocate certainly
So, advocate the development of green idea, flax textile is considered as the symbol of human civilization, is widely used in clothes, decoration and other
Field.
Sodolin is to be spun into spun yarn after boiling drift by flax roving, then the spinning obtained after warping, starching and weaving
Fabric.Flax roving also contains hemicellulose (16.49%), lignin in addition to containing main component cellulose (71.58%)
(5.25%), a large amount of natural impurity such as pectin (5.30%) and adipocere matter (1.37%) or cellulose accompaniment.Though at degumming
Reason, but these cellulose accompaniments cannot be removed fully, also remain part hemicellulose (3.5%-5.0%), pectin (3%-4%)
The subsequent dyeability of fabric and wearability can be influenced with colloids, the presence of these impurity such as lignin (2%-3%).Especially
Lignin, complicated, performance is stablized, and general method is difficult to fully, thoroughly remove lignin, and traditional handicraft is to use chlorine
Drift or sub- drift come delignified.Therefore the full degumming of dyeing and finishing processing request fabric.In addition, sodolin is gone back before weaving on warp thread
Need on starch slurry as main component, therefore, sodolin must be carried out before dyeing and finishing it is corresponding before processing, including move back
Slurry, kiering, bleaching and mercerising etc., with further remove the cellulose accompaniment on flax and on slurry, otherwise will be unable to
Obtain satisfied dyeing and finishing effect.
For a long time, the pre-treatment of sodolin, be always using high-temperature concentrated alkali and other chemical agents etc. carry out desizing,
Kiering, the traditional handicraft bleached with sodium hypochlorite/sodium chlorite and hydrogen peroxide.Its technological process is as follows：
Singe, move back boil, wash, chlorine drift/Asia drift, washing, chlorine drift, washing, oxygen bleaching, mercerising.
Conventional process flow complex conditions are violent, and fabric damage is big；Technological process is long, and energy consumption is big；Dyed fabric is also
Generally existing Boardy Feeling, poor flexibility, big, the easy wrinkle of shrinking, the shortcomings of dye-uptake and degree of fixation are low, color is not bright-coloured；Sewage is arranged
High-volume big, seriously polluted, especially sodium hypochlorite and sodium chlorite will produce highly toxic adsorbable organic in bleaching process
The discharge of halide (AOX), these compounds will cause to seriously endanger to environment, and many countries have defined stringent AOX rows
Put the limit.Asia drift also will produce hypertoxic Chlorine Dioxide Gas, very major injury will be caused to operating personnel's health, and can be rotten
Lose equipment.
Therefore, the new process of the desizing of research sodolin, kiering, bleaching, explores the side of the method and physics using biology
Method carries out pre-treatment to sodolin has the meaning of practical application.
In order to reduce environmental pollution and fibre damage caused by sodolin tradition pre-treating technology, people open in recent years
Beginning research and utilization biological enzyme carries out pre-treatment to sodolin, but due to the specificity of biological enzyme effect, the wood on sodolin
Quality can not be removed fully, can still influence the dyeability, feel and style of fabric.
Invention content
It is a kind of environmentally friendly, energy saving it is an object of the invention to propose for disadvantages described above existing for prior art, and to fiber
Lossless sodolin pre-treating technology.
Sodolin of the present invention carries out pre-treating technology and includes the following steps：
1）It pads：Sodolin is padded in 60~80 DEG C of composite enzyme solution；The effective ingredient packet of the composite enzyme solution
Include amylase, pectase and nonionic surfactant；
2）Decatize is banked up：It will pad and banked up in decatize of the sodolin after composite enzyme solution under 60~80 DEG C of temperature conditions
30min~90min；
3）Washing：Cold water is carried out under room temperature to wash；
4）Mangle：The liquid carrying rate of sodolin is adjusted to 70%~120% with padding machine；
5）Ozone treatment：By the sodolin after mangle be placed in 10 DEG C~30 DEG C of air containing ozone processing 10~
45min；
6）Hot water wash：It is washed with 85~95 DEG C of hot water；The impurity decomposed on fabric after enzyme and ozone treatment can be washed away.
7）Cold water is washed：Cold water is washed under room temperature；
8）It is dry：Sodolin is placed in 5~15min of processing in 80~100 DEG C of baking oven.
The present invention carries out pre-treatment using the complex enzyme and ozone being made of amylase and pectase to sodolin.It is compound
Amylase in enzyme can remove on sodolin warp thread on starch slurry as main component, pectase can remove flax
Remaining pectin on fiber.
Ozone (O3) it is the oxygen atom that oxygen generates two high activities in ozone generator by high voltage electric field（·O）
Again with oxygen molecule（O2）In conjunction with formation, since it is with high oxidation potential（2.07V）, active, reaction no coupling product at room temperature
The features such as and be considered as it is a kind of efficiently, green replacement bleaching agent.Relative to other traditional method for bleaching, ozone bleaching also has
The advantages of having that reaction condition is mild, water consumption is few and a large amount of chemical substances need not be used.Ozone has been widely used for textile industry
The decoloration of middle waste water, the bleaching of soybean fiber and Angora rabbit wool fibre.Ozone is to have there are one prominent advantage
The ability of very strong removal lignin, in paper industry, ozone has been used for the de- of hardwood and soft wood pulp bleaching and paper pulp
Lignin processing.
The present invention utilizes Strong oxdiative ability, bleaching power and the delignification's ability of ozone, to by by amylase and fruit
Treated that sodolin is handled for the complex enzyme of glue enzyme composition, can effectively remove the impurity on flax fiber, improves fabric
Whiteness；The lignin on flax fiber is effectively removed, the feel and quality of sodolin are improved；Meanwhile ozone treatment can also
The impurity such as starch size, pectin, hemicellulose remaining after compound enzymatic treatment on sodolin are further removed, are further carried
The impurity elimination effect and pre-treatment quality of high pre-treatment.
Therefore, a kind of complex enzyme and ozone using amylase and pectase of the invention utilizes sodolin pre-treatment
The complex enzyme of amylase and pectase composition carries out to remove starch size, the celluloses such as hemicellulose, pectin sodolin
Based on accompaniment, ozone is recycled to handle the pigment that can further remove on lignin and flax to sodolin, shown
The impurity elimination effect for improving sodolin is write, feel, gloss and the dyeability of sodolin, General Promotion flax are further improved
The quality of fabric.On the one hand the quality and class of sodolin can be improved in this invention, promote China's bast fiber fabrics in international city
Competitiveness on field；On the other hand, traditional chemical technology is substituted using biotechnology and physical technique, can significantly mitigate hemp
Object processing is seriously polluted caused by environment, while also having energy saving, water-saving significance.
The present invention is first handled sodolin with the complex enzyme being made of amylase and pectase, to remove fiber
In hemicellulose, pectin and fabric surface slurry；Ozone is recycled to handle fabric, to remove on flax fiber
Pigment and lignin, and remaining pectin, starch size etc. on fabric are further removed after compound enzymatic treatment, to improve fabric
Whiteness, and further improve feel, gloss and the dyeability of sodolin, the quality of General Promotion sodolin.
Advantages of the present invention and effect are：Fabric after processing is without starch size, hemicellulose, lignin and pectin etc.
Residual impurity, loss of strength is small, and fabric obtains fluffy, thick and solid and soft effect；Compared with traditional handicraft, due to biological enzyme and
The application of physics pretreatment technology, disposal of pollutants significantly reduce, be conducive to environmental protection, and can reduce cleaning fabric and use water
Amount.Especially ozone treatment has apparent energy saving, water-saving result due to being handled under room temperature and damp state.
Further, amylase accounts for 1.0g/L~5.5g/L of composite enzyme solution, fruit in composite enzyme solution of the present invention
Glue enzyme accounts for the g/L of 1.5 g/L~3.5 of composite enzyme solution.Flax warp thread needs starching to reduce end breakage rate before weaving, and raising is knitted
Efficiency is made, wherein spreading mass needs first to strip the slurry on warp thread based on starch size, after weaving, in order to avoid influence subsequent drift
In vain, the processing such as dyeing.Using starch enzyme desizing, have the advantages that desizing temperature is low, desized wastewater COD value is low etc..Through experiment, starch
Enzyme concentration is proper in 1.0g/L~5.5g/L, and the desizing rate of starch can reach 90%~95%, is less than this concentration range, then
The desizing rate of starch is not achieved 90%；And if be higher than this concentration range, the desizing rate of starch also increases seldom, but desizing cost
It can increase.Remaining slurry can further be removed by ozone treatment.
Also containing 3%~4% pectin on sodolin, the presence of pectin can also influence the feel of fabric, subsequent bleaching
And dyeing.Pectase removal can be used in pectin on sodolin.Through experiment, pectin enzyme concentration is in the g/L models of 1.5 g/L~3.5
In enclosing, the removal rate of pectin can reach 90% or more, remaining further to be removed in ozone treatment.Less than this concentration, pectin
Removal rate be less than 90%, be higher than this concentration, the removal rate of pectin increases few.
Nonionic surfactant accounts for the g/L of 0.5 g/L~3.0 of composite enzyme solution in the composite enzyme solution.Flax is fine
Contain a certain amount of wax in dimension, the presence of these waxes can influence other impurity such as pectin in the wetability and flax of flax
The desizing effect of removal and starch.Surfactant concentration is proper within the scope of the g/L of 0.5 g/L~3.0, dense less than this
Degree can influence the removal of wetting effect and impurity, and the removal effect that will not less improve impurity is improved higher than this concentration wetability
Fruit.
Further include calcium chloride in the composite enzyme solution, the calcium chloride accounts for the g/ of 0.1 g/L~2.0 of composite enzyme solution
L.The addition of calcium chloride can effectively improve the stability and vigor of amylase.
The step 2）In, nonionic surfactant 0.5 g/L~2.0 g/L are added in washing.Can the roads Shi Hou it is smelly
Ozone easily diffuses into fabric and yarn interior when oxygen bleaching processing, improves the treatment effect of ozone.
The step 5）In, a concentration of 0.2g/L~2.5g/L of ozone in the air containing ozone.Ozone is main
It is pigment, the lignin removed in flax fiber, and further removes pectin and starch size, improves feel, the appearance of fabric
And dyeability.As being less than this concentration range, the removal effect of these impurity is affected on flax；And as being higher than this concentration model
It encloses, the removal effect of these impurity improves less, on the contrary, the damage of flax fiber can dramatically increase.In addition, further increasing smelly
Oxygen concentration, power consumption can also dramatically increase.
Specific embodiment
To better illustrate the present invention, the technology bill in the embodiment of the present invention is clearly and completely described below.
Comparative example 1：
Pre-treatment is carried out to sodolin using caustic soda desizing, kiering and hydrogen peroxide bleaching：
1, technological process：
By sodolin successively by padding soda bath, decatize (95~100 DEG C, 40min), twice hot water wash, padding dioxygen
Water bleaching liquor, decatize (95~100 DEG C, 30min), one of hot water wash, warm water is washed, cold water is washed, stoving process.
2, description of the process：
（1）Pad soda bath：Naoh concentration 12g/L, scouring agent 2g/L, nonionic surfactant 1.5g/L, temperature
85~90 DEG C, pick-up rate 105%；
（2）Each road hot water wash temperature：85~95 DEG C；
（3）Pad hydrogen peroxide bleaching liquor：30% hydrogen peroxide 10g/L, hydrogen peroxide stabilizer 2g/L, tertiary sodium phosphate 1g/L, room temperature, mangle
Rate 95%；
（4）Warm washing temperature：45~50 DEG C.
3, implementation result：
Starch desizing rate 87%, lignin residue rate 2.3%, pectin remnants rates 0.3%, capillary effect 8.7cm, fabric whiteness 78, fabric is strong
Power loss 15.5%.
Comparative example 2：
Pre-treatment is carried out to sodolin using caustic soda desizing, kiering and Double Drift of oxygen and chlorine traditional handicraft：
1, technological process：
By sodolin successively by padding soda bath, decatize (95~100 DEG C, 40min), twice hot water wash hot water wash, leaching
Roll sodium chlorite bleaching liquor, decatize (100~102 DEG C, 80min), washing, dechlorination, wash, pad hydrogen peroxide bleaching liquor, decatize (95~
100 DEG C, 30min), one of hot water wash, warm water is washed, cold water is washed and stoving process.
2, description of the process：
（1）Pad soda bath：Naoh concentration 12g/L, scouring agent 2g/L, nonionic surfactant 1.5g/L, temperature
85~90 DEG C, pick-up rate 105%；
（2）Each road hot water wash temperature：85~95 DEG C；
（3）Pad sodium chlorite bleaching liquor：Sodium chlorite（100%）15~25g/L, bleeding agent 3g/L~5g/L, activator 2g/L,
Pad temperature room temperature, pick-up 80%~90%；
（4）Dechlorination：Sodium thiosulfate 1g/L-2g/L, soda ash 1g/L~2g/L；
（5）Pad hydrogen peroxide bleaching liquor：30% hydrogen peroxide 10g/L, hydrogen peroxide stabilizer 2g/L, tertiary sodium phosphate 1g/L, room temperature, mangle
Rate 95%；
（6）Warm washing temperature：45~50 DEG C.
3, implementation result
Starch desizing rate 98%, lignin residue rate 0.2%, pectin remnants rates 0.1%, capillary effect 9.2cm, fabric whiteness 91, fabric is strong
Power loss 19.5%.
Embodiment：
Pre-treatment is carried out to sodolin using compound enzyme desizing, kiering and the ozone bleaching of amylase and pectase：
1, technological process：
By sodolin successively through padding the complex enzyme liquid of amylase and pectase, decatize is banked up, wash, mangle, ozone treatment,
Hot water wash, cold water are washed and drying process.
2, description of the process：
（1）It pads：Sodolin is padded in composite enzyme solution, 60~80 DEG C of the temperature of composite enzyme solution, composite enzyme solution
It is made of amylase, pectase, nonionic surfactant, calcium chloride and water, wherein amylase 1.0g/L~5.5g/L, fruit
The glue enzyme g/L of 1.5 g/L~3.5, the nonionic surfactant g/L of 0.5 g/L~3.0, calcium chloride 0.1 g/L~2.0 g/L.
This example preferred starch enzyme 2.0g/L, pectase 3.5 g/L, nonionic surfactant 1.5g/L, calcium chloride 0.2
g/L。
Pad the liquid carrying rate 95% of rear sodolin.
（2）Decatize is banked up：It will pad in decatize of the sodolin after composite enzyme solution under 60~80 DEG C of temperature conditions
Bank up 30min~90min.This example preferably 70 DEG C of decatize 45min.
（3）Washing：Cold water is washed 1 time under room temperature, and the nonionic surfactant g/L of 0.5 g/L~2.0 are added in water lotion,
This example preferably 1.0 g/ L.
（4）Mangle：Room temperature mangle is adjusted the liquid carrying rate of sodolin to 70%~120% with padding machine（This example is preferred
105%）.
（5）Ozone treatment：Sodolin after mangle is placed on temperature it is 10 DEG C~30 DEG C and is containing ozone concentration
10~45min is handled in the mixed gas of 0.2g/L~2.5g/L.
It is 0.3g/L, 25 DEG C of processing 25min that this example, which preferably comprises ozone concentration,.
（6）Hot water wash：Fully washed with 85~95 DEG C of hot water, wash away decomposed on fabric after enzyme and ozone treatment it is miscellaneous
Matter.
（7）Cold water is washed：Cold water is washed under room temperature；
（8）It is dry：Sodolin is placed in 5~15 min of processing in 80~100 DEG C of baking oven.
3, implementation result：
Starch desizing rate 98%, lignin residue rate 0.15%, pectin remnants rates 0.05%, fabric whiteness 93, capillary effect 10.3cm are knitted
Object strength loss 11.5%.
Comparison by above each example is visible：The present invention carries out sodolin using the complex enzyme of amylase and pectase
Desizing and kiering processing, to remove the hemicellulose in fiber, pectin and the slurry of fabric surface；Recycle ozone to fabric into
Row bleaching, further to remove the pigment on flax fiber, lignin, improve the whiteness of fabric, improve sodolin feel,
Gloss and dyeability, the quality of General Promotion sodolin.The present invention both can guarantee the excellent good desizing effect of fabric, protect
The strength of fabric（Fabric strength loss late is minimum）, the whiteness of fabric is improved, the hydrophily of fiber is improved, makes fabric feeling
Softness improves the class of fabric, and more traditional pre-treating technology has saved a large amount of energy and water.Simultaneously, it is often more important that
This technique is harmless to humans during carrying out fabric pretreatment, and the waste liquid COD value discharged is low, environmentally friendly, meets
The requirement of " clean manufacturing " preferably solves a large amount of pollutions that pre-treatment traditional handicraft is brought.
Claims (6)
1. a kind of sodolin pre-treating technology, includes the following steps：
1）It pads：Sodolin is padded in 60~80 DEG C of composite enzyme solution；The effective ingredient packet of the composite enzyme solution
Include amylase, pectase and nonionic surfactant；
2）Decatize is banked up：It will pad and banked up in decatize of the sodolin after composite enzyme solution under 60~80 DEG C of temperature conditions
30min~90min；
3）Washing：Cold water is carried out under room temperature to wash；
4）Mangle：The liquid carrying rate of sodolin is adjusted to 70%~120% with padding machine；
5）Ozone treatment：By the sodolin after mangle be placed in 10 DEG C~30 DEG C of air containing ozone processing 10~
45min；
6）Hot water wash：It is washed with 85~95 DEG C of hot water；
7）Cold water is washed：Cold water is washed under room temperature；
8）It is dry：Sodolin is placed in 5~15min of processing in 80~100 DEG C of baking oven.
2. sodolin pre-treating technology according to claim 1, it is characterised in that：Amylase accounts in the composite enzyme solution
1.0g/L~5.5g/L of composite enzyme solution, pectase account for the g/L of 1.5 g/L~3.5 of composite enzyme solution.
3. sodolin pre-treating technology according to claim 2, it is characterised in that：Nonionic table in the composite enzyme solution
Face activating agent accounts for the g/L of 0.5 g/L~3.0 of composite enzyme solution.
4. according to claims 1 or 2 or the 3 sodolin pre-treating technologies, it is characterised in that：In the composite enzyme solution also
Including calcium chloride, the calcium chloride accounts for the g/L of 0.1 g/L~2.0 of composite enzyme solution.
5. sodolin pre-treating technology according to claim 1, it is characterised in that：The step 2）In, add in washing
Enter nonionic surfactant 0.5 g/L~2.0 g/L.
6. sodolin pre-treating technology according to claim 1, it is characterised in that：The step 5）In, it is described containing smelly
A concentration of 0.2g/L~2.5g/L of ozone in the air of oxygen.
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| CN201810610874.7A CN108716130A (en) | 2018-06-14 | 2018-06-14 | A kind of sodolin pre-treating technology |
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| CN201810610874.7A CN108716130A (en) | 2018-06-14 | 2018-06-14 | A kind of sodolin pre-treating technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113322694A (en) * | 2021-07-09 | 2021-08-31 | 东华大学 | Pre-oxidation treatment method for cellulose-based textile active oxygen gradient fibril voids |
| CN115652643A (en) * | 2022-11-03 | 2023-01-31 | 湖南工程学院 | Ramie textile finishing agent, finishing method and application |
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|---|---|---|---|---|
| CN113322694A (en) * | 2021-07-09 | 2021-08-31 | 东华大学 | Pre-oxidation treatment method for cellulose-based textile active oxygen gradient fibril voids |
| CN115652643A (en) * | 2022-11-03 | 2023-01-31 | 湖南工程学院 | Ramie textile finishing agent, finishing method and application |
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Application publication date: 20181030 |
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