CN107268277A - A kind of cotton fiber pretreating agent and its cotton fiber production technology and product - Google Patents
A kind of cotton fiber pretreating agent and its cotton fiber production technology and product Download PDFInfo
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- CN107268277A CN107268277A CN201710625220.7A CN201710625220A CN107268277A CN 107268277 A CN107268277 A CN 107268277A CN 201710625220 A CN201710625220 A CN 201710625220A CN 107268277 A CN107268277 A CN 107268277A
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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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/01—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with hydrogen, water or heavy water; with hydrides of metals or complexes thereof; with boranes, diboranes, silanes, disilanes, phosphines, diphosphines, stibines, distibines, arsines, or diarsines or complexes thereof
- D06M11/05—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with hydrogen, water or heavy water; with hydrides of metals or complexes thereof; with boranes, diboranes, silanes, disilanes, phosphines, diphosphines, stibines, distibines, arsines, or diarsines or complexes thereof with water, e.g. steam; with heavy water
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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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
- D06M11/76—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon oxides or carbonates
-
- 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
- D06M13/244—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 sulfur or phosphorus
- D06M13/248—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 sulfur or phosphorus with compounds containing sulfur
- D06M13/256—Sulfonated compounds esters thereof, e.g. sultones
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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
- D06M13/322—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 nitrogen
- D06M13/46—Compounds containing quaternary nitrogen atoms
- D06M13/463—Compounds containing quaternary nitrogen atoms derived from monoamines
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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
- 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
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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
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
-
- 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
Abstract
The present invention relates to a kind of cotton fiber pretreating agent, including alkaline pectate lyase, diluent, potassium hydroxide, surfactant, potassium carbonate and antistatic additive；Alkaline pectate lyase, potassium hydroxide, potassium carbonate and surfactant etc. are added cotton fiber pretreating agent is deployed into diluent；Surfactant reduces the surface tension of cotton fiber, makes its spread apart as far as possible, and alkaline pectate lyase removes the pectin lyase on cotton fiber afterwards；Secondly because the integrated environment in pretreating agent is alkaline, it is easy to come off so sticking to after cotton seed hulls on cotton fiber etc. is swelled in alkaline solution；Cotton fiber after pre-treatment treatment reduces the degree of polymerization of cotton fiber, and eliminates which part pectin, exposes hydrophilic radical, so as to strengthen the hygroscopicity of cotton fiber.
Description
Technical field
The present invention relates to field of textiles, more particularly to a kind of cotton fiber pretreating agent and its cotton fiber production technology and production
Product.
Background technology
Cotton fiber is the primary raw material weaved cotton cloth commonly used in production and living, and many clothings are all containing cotton fibre in life
Dimension；Observation can be found under the microscope, and it is mostly that kidney ellipsoid part is hollow that the cross section of cotton fiber, which is formed, be longitudinally flattened turn
Bent banding.Because the main comprise material of cotton fiber is cellulose, the 94% of whole content is accounted for；Cellulose is a kind of natural height
Molecular compound, is a kind of polysaccharide material, and each cellulose macromolecule chain includes multiple glucose and remain base chain, usual fiber
The arrangement of plain macromolecular shows two states：
1. crystal region：The regular proper alignment of fiber macromolecular herein, gap cavity is less, close to each other between molecule,
The mutual saturation of adhesion of each group；
2. amorphous crystal region：Fiber macromolecular arrangement herein is more disorderly, piles up than more loose, wherein there is more seam
Gap and cavity, density are relatively low, and contact strength is small.
Crystal region and amorphous crystal region exist jointly, and crystalline portion accounts for the percentage referred to as crystallinity of whole fiber,
The crystallinity of cotton fiber is about 70%, and more hydroxyl is contained in amorphous crystal region, because hydroxyl is a kind of hydrophilic radical,
It is easy to moisture absorption, but when fiber macromolecular is stacked in crystal region, substantial amounts of hydroxyl can not expose outside, cause the suction of cotton fiber
Wet performance is poor.
So causing cotton fiber moisture pick-up properties uneven；During the post-processing of cotton fiber, such as later stage dyeing can be because
Itself moisture pick-up properties is uneven and causes colouring time length and paints uneven.
Publication No. is a kind of side of the brown cotton fiber moisture pick-up properties of improvement disclosed in the Chinese patent of " CN103757880A "
Method；It is main to include three steps in above-mentioned patent：
S1：Refining agent, extractant and bleeding agent are put into container；
S2：Brown cotton fiber is put into said vesse and handled；
S3：Brown cotton fiber after being treated in S2 is cleaned, dried.
The moisture pick-up properties of the brown cotton fiber finally given is to changing, and the brown cotton fiber by wherein 0.2g Jing Guo above-mentioned processing enters
Row hygroscopicity test, since contact the water surface to complete soak and the 53 second time of sinking supply and demand offer；Brown cotton fiber and cotton fiber
Structure, property are essentially identical, but Wet out time of the prior art still can not meet the demand that industry is quickly produced.
The content of the invention
It is an object of the invention to provide a kind of cotton fiber inorganic agent, cotton fiber is handled using this inorganic agent, carried
The moisture pick-up properties of high lint.
The present invention above-mentioned technical purpose technical scheme is that：A kind of cotton fiber inorganic agent, bag
Include alkaline pectate lyase, diluent, potassium hydroxide, surfactant, potassium carbonate and antistatic additive.
By using above-mentioned technical proposal, in the microstructure of cotton fiber, lumen, secondary born of the same parents are sequentially included from the inside to the outside
Wall, primary cell wall and epidermis；The constituent of epidermis is mainly wax, pectin and protein, and secondary cell wall is mainly by cellulose
Composition, cellulose surface has the hydrophilic radicals such as multiple hydroxyls and carboxyl；And the pectin in cotton fiber be mostly with calcium salt, magnesium salts and
The form of methyl esters is present, and these three material surface hydrophilic radicals are relatively fewer, when it is wrapped in outside secondary cell wall, can influence cotton
The hygroscopicity of fiber；Meanwhile, the hygroscopicity of cotton fiber can be influenceed when crystallinity is too high in cotton fiber to a greater extent.By alkalescence
Pectin lyase, sodium metasilicate, potassium hydroxide, surfactant, potassium carbonate and antistatic additive are diluted with diluent, then by cotton
Fiber soaks in the solution, so that alkaline pectate lyase etc. is fully acted on cotton fiber in the solution, surfactant energy
Reduce the tensile force on fiber molecule surface, it is to avoid cotton fiber causes fiber molecule decentralization different and caused because of tensile force difference
Hydrophilic radical skewness and cause moisture pick-up properties different, secondly cotton fiber is fully unfolded in the presence of surfactant,
Crystallinity can be reduced to a certain extent；Potassium hydroxide is one of industrial three common big highly basic, the protein meeting in epidermis
Its solubility is improved in the presence of potassium hydroxide, and then is removed it；Avoid cotton fiber in post-processing because protein is deposited
And cause the fabric that is made to turn yellow；And cotton is in picking process, cotton is inevitably sticky in by a small amount of cotton seed hulls fine
In dimension, cotton seed hulls can be swelled after being soaked in alkaline solution, can be departed under slight rub afterwards, potassium carbonate is used as one
Kind preferable purificant can be rinsed to cotton fiber, also can be by the grease left in cotton seed hulls during impurity in removal cotton fiber
Wash away, it is to avoid grease is sticky in cotton fiber surface, alkaline pectate lyase will be removed after pectin lyase；Cellulose is in alkalescence condition
Under can suffer erosion after degrade, so as to reduce the degree of polymerization and crystallinity of cotton fiber；It is connected with this alkaline pectate lyase chain
Multiple acid, side bases of basic amino acid, these groups are under dissociated state in the basic conditions, reduce the hollow knot of enzyme
Structure, makes enzyme have higher bioactivity.The electrostatic force in antistatic additive wherein can reduce cotton fiber each other is added,
Avoid in processing procedure, fiber molecule is adhered influence treatment effect in the presence of electrostatic force.
Preferably, being made up of following components by weight parts：
10-15 parts of alkaline pectate lyase
50-80 parts of diluent
5-10 parts of potassium hydroxide
3-8 parts of surfactant
8-12 parts of potassium carbonate
10-15 parts of antistatic additive
Surfactant uses fatty acid polyglycol oxidative ethane condensation product and sodium stearyl sulfonate；
Diluent uses carbon tetrachloride or DMA or acetone；
Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate.
By using above-mentioned technical proposal, diluent is as primary solvent, when its number is enough, alkaline pectin cracking
Enzyme, potassium hydroxide, surfactant, potassium carbonate and antistatic additive could be fully dispersed wherein, and cotton fiber can soak completely
Profit in diluent with the fully effect such as alkaline pectate lyase；Surfactant is added into diluent after stirring, can be sent out
Raw emulsion reaction, wax can be dissolved into diluent under emulsification；If add to potassium hydroxide number therein it is excessive when,
Then overall solution alkaline can be caused excessive, cotton fiber is burnt Huang in alkaline solution；Fatty acid polyglycol oxidative ethane condensation product and 18
Sodium alkyl sulfonate acts synergistically therebetween, makes cotton fiber fully unfold to reduce the dispersiveness of fiber molecule under its effect；
Secondly, in sodium stearyl sulfonate and fatty acid polyglycol oxidative ethane condensation product, end group is all hydrophobic group, this kind of surfactant
Molecule permeability good at performance in the solution.
Present invention also offers a kind of cotton fiber pretreating process,
S1：Boiling water bath：Cotton fiber is put into boiling water and soaks 10-30min；
S2：Pretreating agent soaks：The above-mentioned pretreating agent prepared is warming up to 40 DEG C -50 DEG C, the cotton after being handled in S1 is fine
It is put into after dimension drainage into pretreating agent and soaks 1.5-3h；
S3：Washing：The cotton fiber being disposed in S2 is placed in clear water and cleaned repeatedly；
S4：Drying；By the cotton fiber being disposed in S3 processing be placed at 45 DEG C -50 DEG C dry to water content be 8%-10%.
By using above-mentioned technical proposal, cotton fiber is placed in boiling water and soaked, in advance to the portion in cotton fiber
Impurity is divided to be cleared up, such as cotton seed hulls, cotton seed hulls is swelled under the immersion of hot water, it is easy to come off from cotton fiber, therein
Slight dissolving can also occur in the hot water for part wax；Secondly cotton fiber is fully unfolded in boiling water bath, is made pre- in subsequent step
Inorganic agent etc. can be with cotton fiber comprehensive engagement, fully reaction, while can reduce the reaction time；Cotton fiber in S1 is drained rearmounted
Enter and immersion treatment is carried out into pretreating agent, further removing in cotton fiber influences hygroscopic pectin, wax etc., reduces simultaneously
The degree of polymerization of cotton fiber, strengthens hygroscopicity；It is washed in clear water after being disposed, it is to avoid pretreating agent is adsorbed in cotton fiber
On；The cotton fiber cleaned up is dried afterwards, pretreatment is finished.
Preferably, boiling water bath temperature is 90 DEG C -100 DEG C in S1.
By using above-mentioned technical proposal, the temperature of boiling water bath is set in 90-100 DEG C, when water temperature is relatively low, in cotton fiber
The solubility such as wax it is extremely low, and cotton fiber also can not fully unfold wherein.
Preferably, the time is 25-30min in S1.
By using above-mentioned technical proposal, cotton fiber is put into 25-30min in boiling water bath, soak time is too short, it is impossible to
Play Expected Results；But when long soaking time then influences production efficiency and after steeping phase, it is contemplated that though effect still has lifting
Lifting is not obvious；So soak time is controlled optimal in 25-30min.
Preferably, pretreating agent and cotton fiber ratio are 5-8L/kg.
By using above-mentioned technical proposal, if pretreating agent is using less, when concentration is relatively low, wherein active principle content compared with
It is small, then need consuming longer time to be pre-processed, cause treatment effeciency low；If pretreating agent excessive concentration, although can subtract
The time used in few cotton fiber preprocessing process, but the final material for needing consuming more, needed also exist in S3 steps
More water is washed, cost increase.
Preferably, increasing S3 ' after S3：Examine；
S3’：Examine：Take and the cotton fiber finished is cleaned in S3 be placed in clean container, chlorine is added into clean container, stir 5-
After 10min observe clean container in liquid whether yellowing.
By using above-mentioned technical proposal, chlorine has extremely strong oxidisability, can generate ammonia amine, this thing with albumen qualitative response
Matter is faint yellow；The cotton fiber after cleaning is finished in S3 is taken, solution colour is observed after chlorine by adding thereto, if solution colour
Yellow is deeper, and surface pretreatment agent is not cleaned completely, and S3 steps proceed.
The invention provides a kind of cotton fiber, it is prepared from by above-mentioned cotton fiber pretreating process.
By using above-mentioned technical proposal, cotton fiber is handled using above step, the cotton by this processing is fine
Dimension has preferable hygroscopicity；Cotton fiber after processing is taken into a portion, about 0.2g, water surface is contacted to soaking completely from it
And sink, this process can be reduced to 42s.
In summary, the invention has the advantages that：
1. alkaline pectate lyase, potassium hydroxide, potassium carbonate and surfactant etc. are added cotton is deployed into diluent
Fiber pretreating agent；Surfactant reduces the surface tension of cotton fiber, makes its spread apart as far as possible, alkaline pectin splits afterwards
Enzyme is solved to remove the pectin lyase on cotton fiber；Secondly because the integrated environment in pretreating agent is alkaline, so sticking to
Cotton seed hulls on cotton fiber etc. is easy to come off after being swelled in alkaline solution；
2. in pretreatment operation step, cotton fiber is placed in boiling water into about 30min in advance, dissolve the wax on cotton fiber
In the hot water so as to remove；Next makes cotton fiber fully unfold in the hot water, is easy to later stage pretreating agent quickly to immerse cotton fine
In dimension, make that cotton fiber contacts with pretreating agent more fully, while reducing the processing time in S2；
It is washed out 3. the cotton fiber pre-processed after finishing is placed in clear water, the pretreating agent cleaning that will be attached on cotton fiber is dry
Only；And increase S3, for examining whether the pretreating agent on cotton fiber surface is handled totally.
Embodiment
The present invention is described in further detail below.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Embodiment 1：
50 parts of diluents are taken to be put into clean container, diluent uses carbon tetrachloride；Take again 10 parts of alkaline pectate lyases,
5 parts of potassium hydroxide, 3 parts of surfactants（Surfactant uses fatty acid polyglycol oxidative ethane condensation product and octadecyl sulfonic acid
Sodium）, 8 parts of potassium carbonate and 10 parts of antistatic additive（Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate）In batches
It is secondary to pour into diluent, and stirred until well mixed.
Embodiment 2：
60 parts of diluents are taken to be put into clean container, diluent uses acetone；Take again 13 parts of alkaline pectate lyases, 8 parts
Potassium hydroxide, 6 parts of surfactants（Surfactant uses fatty acid polyglycol oxidative ethane condensation product and sodium stearyl sulfonate）、10
Part potassium carbonate and 13 parts of antistatic additive（Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate）Fall in batches
Enter into diluent, and stirred until well mixed.
Embodiment 3：
80 parts of diluents are taken to be put into clean container, diluent uses DMA；15 parts of alkalescence fruits are taken again
Glue lyases, 10 parts of potassium hydroxide, 8 parts of surfactants（Surfactant uses fatty acid polyglycol oxidative ethane condensation product and 18
Sodium alkyl sulfonate）, 12 parts of potassium carbonate and 15 parts of antistatic additive（Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitre
Hydrochlorate）Pour into diluent, and stirred until well mixed in batches.
Embodiment 4：
70 parts of diluents are taken to be put into clean container, diluent uses carbon tetrachloride；Take again 15 parts of alkaline pectate lyases,
9 parts of potassium hydroxide, 3 parts of surfactants（Surfactant uses fatty acid polyglycol oxidative ethane condensation product and octadecyl sulfonic acid
Sodium）, 8 parts of potassium carbonate and 10 parts of antistatic additive（Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate）In batches
It is secondary to pour into diluent, and stirred until well mixed.
Embodiment 5：
50 parts of diluents are taken to be put into clean container, diluent uses carbon tetrachloride；8 parts of alkaline pectate lyases, 5 are taken again
Part potassium hydroxide, 3 parts of surfactants（Surfactant uses fatty acid polyglycol oxidative ethane condensation product and sodium stearyl sulfonate）、
8 parts of potassium carbonate and 10 parts of antistatic additive（Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate）Fall in batches
Enter into diluent, and stirred until well mixed.
Embodiment 6：
50 parts of diluents are taken to be put into clean container, diluent uses carbon tetrachloride；Take again 10 parts of alkaline pectate lyases,
2 parts of potassium hydroxide, 3 parts of surfactants（Surfactant uses fatty acid polyglycol oxidative ethane condensation product and octadecyl sulfonic acid
Sodium）, 8 parts of potassium carbonate and 10 parts of antistatic additive（Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate）In batches
It is secondary to pour into diluent, and stirred until well mixed.
Embodiment 7：
Pending cotton fiber is divided and is placed in 90 DEG C of boiling water, 25min is placed, boiled water temperature is during which kept at 90 DEG C；It
Cotton fiber is pulled out afterwards and wherein moisture is drained, pretreating agent is sprinkled into cotton fiber, per 1kg cotton fibers（Here relate to
Cotton quality be the starting weight that is handled without boiling water bath of cotton fiber）Splash 5L pretreating agents, placement makes cotton in 1.5 hours
Fully reacted between fiber and pretreating agent.Cotton fiber is pulled out to insert from pretreating agent and washed into clear water, will be attached
The pretreating agent on cotton fiber is cleaned up；After cleaning 3 times, take a handful of cotton fibers and add chlorine thereto（Chlorine is
Effective chlorine, i.e., with strong oxidizing property, can use chlorine water）, stirring 5-10min makes after cotton fiber and chlorine fully reacts, to observe solution
Whether turn to be yellow, illustrate still there is the pretreating agent of more amount to be attached on cotton fiber if jaundice degree is higher, continue to insert into
Rinsing is carried out in clear water until rinsed clean.Finally the cotton fiber of rinsed clean is placed in 45 DEG C of environment and toasted,
Until remaining water is about 8% in cotton fiber.
Embodiment 8：
Pending cotton fiber is divided and is placed in 100 DEG C of boiling water, 30min is placed, boiled water temperature is during which kept at 100 DEG C；
Cotton fiber is pulled out afterwards and wherein moisture is drained, pretreating agent is sprinkled into cotton fiber, per 1kg cotton fibers（It herein is related to
To cotton quality be the starting weight that is handled without boiling water bath of cotton fiber）Splash 8L pretreating agents, placement makes cotton in 3 hours
Fully reacted between fiber and pretreating agent.Cotton fiber is pulled out to insert from pretreating agent and washed into clear water, will be attached
The pretreating agent on cotton fiber is cleaned up；After cleaning 3 times, take a handful of cotton fibers and add chlorine thereto（Chlorine is
Effective chlorine, i.e., with strong oxidizer, can use chlorine water）, stirring 5-10min makes after cotton fiber and chlorine fully reacts, to observe solution
Whether turn to be yellow, illustrate still there is the pretreating agent of more amount to be attached on cotton fiber if jaundice degree is higher, continue to insert into
Rinsing is carried out in clear water until rinsed clean.Finally the cotton fiber of rinsed clean is placed in 50 DEG C of environment and toasted,
Until remaining water is about 10% in cotton fiber.
Embodiment 9：
Pending cotton fiber is divided and is placed in 98 DEG C of boiling water, 25min is placed, boiled water temperature is during which kept at 98 DEG C；It
Cotton fiber is pulled out afterwards and wherein moisture is drained, pretreating agent is sprinkled into cotton fiber, per 1kg cotton fibers（Here relate to
Cotton quality be the starting weight that is handled without boiling water bath of cotton fiber）Splash 6.5L pretreating agents, placement makes for 2.5 hours
Fully reacted between cotton fiber and pretreating agent.Cotton fiber is pulled out to insert from pretreating agent and washed into clear water, will
The pretreating agent being attached on cotton fiber is cleaned up；After cleaning 3 times, take a handful of cotton fibers and add chlorine thereto（Chlorine
For effective chlorine, i.e., with strong oxidizer, chlorine water can be used）, stirring 5-10min makes after cotton fiber and chlorine fully reacts, to observe molten
Whether liquid turns to be yellow, and illustrates still have the pretreating agent of more amount to be attached on cotton fiber if jaundice degree is higher, continues to insert
Enter in clear water and carry out rinsing until rinsed clean.Finally the cotton fiber of rinsed clean is placed in 50 DEG C of environment and dried
It is roasting, until remaining water is about 8% in cotton fiber.
Pretreating agent after being prepared in embodiment 1- embodiments 6 is handled cotton fiber with step in embodiment 9, is handled
Cotton fiber initial mass be 5 kilograms, weighed again after being disposed, and calculate weight-loss ratio（Weight-loss ratio=play prothyl
Quality/initial mass × 100% after amount-processing）After record in table 1.
Table 1：
| Initial mass（kg） | Quality after processing（kg） | Weight-loss ratio（%） | |
| Embodiment 1 | 5 | 4.96 | 0.8 |
| Embodiment 2 | 5 | 4.92 | 0.16 |
| Embodiment 3 | 5 | 4.91 | 0.18 |
| Embodiment 4 | 5 | 4.86 | 0.28 |
| Embodiment 5 | 5 | 5 | 0 |
| Embodiment 6 | 5 | 4.99 | 0.2 |
Conclusion can be obtained according to upper table：The cotton fiber weight-loss ratio highest treated through embodiment 4, and it is prepared by embodiment 5 and embodiment 6
Pretreating agent to cotton fiber processing after, cotton fiber almost without weightlessness.
The pretreating agent after being prepared in embodiment 1- embodiments 6 is entered with step in embodiment 9 to cotton fiber respectively again
Row processing, takes the suitable cotton fiber of three bursts of quality to be interweaved and is woven into fried dough twist rope, hang weight below fried dough twist rope, measure its energy
The weight quality born, and record in table 2.
Table 2：
| Fried dough twist rope quality（g） | Bear maximum weight quality（kg） | The time is born under maximum weight quality | |
| Embodiment 1 | 1 | 6.52 | 5min12s |
| Embodiment 2 | 1 | 6.51 | 5min9s |
| Embodiment 3 | 1 | 6.50 | 5min10s |
| Embodiment 4 | 1 | 6.45 | 5min16s |
| Embodiment 5 | 1 | 6.64 | 5min5s |
| Embodiment 6 | 1 | 6.73 | 5min18s |
| It is untreated | 1 | 6.75 | 5min15s |
Conclusion can be obtained according to upper table：Though the maximum weight quality that treated cotton can be born with undressed cotton is slightly
Reduce, but substantially numerical value is almost identical；As can be seen here, treated cotton fiber not occurs to change too much in structural strength
Become.
Cotton fiber after taking the undressed cotton fibers of 0.2g and 0.2g treated, makes both from water surface 1cm
Do the movement of falling object downwards simultaneously, and respectively record both since the contact water surface to the time sunk soaking completely, and remember
Record is in table 3.
Table 3：
| It is untreated | Embodiment 7 | Embodiment 8 | Embodiment 9 | |
| Fall time（sec） | 58 | 40 | 40 | 38 |
Conclusion can be obtained according to above tables：The cotton fiber obtained by pre-treatment treatment not occurs too many in structural strength
Change, but most pectin and wax are removed in cotton fiber, expose the hydrophilic radical in cotton fiber, increase cotton fiber
Hygroscopicity, when being put into afterwards into water, reduces cotton fiber and soaks the spent time from the contact water surface to whole.
Claims (8)
1. a kind of cotton fiber pretreating agent, it is characterised in that：Lived including alkaline pectate lyase, diluent, potassium hydroxide, surface
Property agent, potassium carbonate and antistatic additive.
2. a kind of cotton fiber pretreating agent according to claim 1, it is characterised in that：By following components by weight parts group
Into：
10-15 parts of alkaline pectate lyase
50-80 parts of diluent
5-10 parts of potassium hydroxide
3-8 parts of surfactant
8-12 parts of potassium carbonate
10-15 parts of antistatic additive
Surfactant uses fatty acid polyglycol oxidative ethane condensation product sodium stearyl sulfonate；
Diluent uses carbon tetrachloride or DMA or acetone；
Antistatic additive uses octadecyldimethyl ethoxy quaternary amine nitrate.
3. a kind of cotton fiber pretreating process, it is characterised in that：
S1：Boiling water bath：Cotton fiber is put into boiling water and soaks 10-30min；
S2：Pretreating agent soaks：The pretreating agent prepared in claim 2 is warming up to 40 DEG C -50 DEG C, after being handled in S1
Cotton fiber drainage after be put into pretreating agent and soak 1.5-3h；
S3：Washing：The cotton fiber being disposed in S2 is placed in clear water and cleaned repeatedly；
S4：Drying：By the cotton fiber being disposed in S3 processing be placed at 45 DEG C -50 DEG C dry to water content be 8%-10%.
4. a kind of cotton fiber pretreating process according to claim 3, it is characterised in that：Boiling water bath temperature is 90 in S1
℃-100℃。
5. a kind of cotton fiber pretreating process according to claim 4, it is characterised in that：The time is 25-30min in S1.
6. a kind of cotton fiber pretreating process according to claim 3, it is characterised in that：Pretreating agent and cotton fiber ratio
For 5-8L/kg.
7. a kind of cotton fiber pretreating process according to claim 3, it is characterised in that：Increase S3 ' after S3：Examine；
S3’：Examine：Take and the cotton fiber finished is cleaned in S3 be placed in clean container, chlorine is added into clean container, stir 5-
After 10min observe clean container in liquid whether yellowing.
8. a kind of cotton fiber, it is characterised in that：Work is pre-processed as the cotton fiber described in claim 3-7 any one claims
Skill is prepared from.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710625220.7A CN107268277A (en) | 2017-07-27 | 2017-07-27 | A kind of cotton fiber pretreating agent and its cotton fiber production technology and product |
| PCT/CN2017/118926 WO2019019545A1 (en) | 2017-07-27 | 2017-12-27 | Cotton fiber pretreatment agent, cotton fiber production process, and product |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710625220.7A CN107268277A (en) | 2017-07-27 | 2017-07-27 | A kind of cotton fiber pretreating agent and its cotton fiber production technology and product |
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| CN107268277A true CN107268277A (en) | 2017-10-20 |
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| CN201710625220.7A Pending CN107268277A (en) | 2017-07-27 | 2017-07-27 | A kind of cotton fiber pretreating agent and its cotton fiber production technology and product |
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| WO (1) | WO2019019545A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019019545A1 (en) * | 2017-07-27 | 2019-01-31 | 南通金康弘纺织品有限公司 | Cotton fiber pretreatment agent, cotton fiber production process, and product |
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2017
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| WO2019019545A1 (en) | 2019-01-31 |
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