CN110004565A - A kind of cotton mixture fabric and processing method based on polylactic acid - Google Patents
A kind of cotton mixture fabric and processing method based on polylactic acid Download PDFInfo
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- CN110004565A CN110004565A CN201910260144.3A CN201910260144A CN110004565A CN 110004565 A CN110004565 A CN 110004565A CN 201910260144 A CN201910260144 A CN 201910260144A CN 110004565 A CN110004565 A CN 110004565A
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- polylactic acid
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Artificial Filaments (AREA)
Abstract
The invention discloses a kind of cotton mixture fabric and processing method based on polylactic acid, formula includes: starch, cellulose, calcium carbonate, milk of lime, polyester fiber, acetone, dehydrating agent, catalyst and coloring agent, and the mass percentage of each component is respectively: the starch of 25-35%, the cellulose of 15-25%, the calcium carbonate of 3-8%, the milk of lime of 10-20%, the polyester fiber of 15-25%, the acetone of 5-10%, the dehydrating agent of 2-5%, the catalyst of 1-3% and the coloring agent of 1-3%；Preparation process includes the following steps that step 1, raw material is chosen；Step 2, lactic acid processing；Step 3, polylactic acid production；Step 4, melt spinning；Step 5, dyeing modulation；Step 6, interweave discharging；The present invention securely and reliably obtains polylactic acid using amylofermentation and lactide ring-opening polymerisation, it adds milk of lime and accelerates reaction, obtain the high polylactic acid of relative molecular mass, the polylactic acid spinning density produced is big, cost is cheap, and raw material is cheap, greatlys save production cost.
Description
Technical field
The present invention relates to intertexture cotton technical field, specially a kind of cotton mixture fabric and processing method based on polylactic acid.
Background technique
Cotton, annual herb plant, fruit as peach, inside have white fiber and dark brown seed, fiber for weaving and
Clothing of wadding a quilt with cotton is used, and just refers to the fabric being made into cotton yarn or cotton and cotton chemical mixed yarn line with the various cotton fabrics that cotton makes,
It is one of the majority fibers raw material of spring and summer clothing；Traditional intertexture cotton directlys adopt the brewed fiber that is made of cotton and weaves, single
It needs to be added a large amount of chemical industry medicament when one cotton fiber weaving, is unfavorable for user while polluting environment using health, together
The fabric workmanship of Shi Danyi cotton fiber weaving is poor, and density is low, and the fastness of color is low, is easy to happen the phenomenon that fades；For this
A little defects, it is necessary for designing a kind of cotton mixture fabric based on polylactic acid and processing method.
Summary of the invention
The purpose of the present invention is to provide a kind of cotton mixture fabric and processing method based on polylactic acid, to solve above-mentioned background
The problem of being proposed in technology.
In order to solve the above technical problem, the present invention provides following technical solutions: a kind of cotton mixture fabric based on polylactic acid
And processing method, formula include: starch, cellulose, calcium carbonate, milk of lime, polyester fiber, acetone, dehydrating agent, catalyst and dye
The mass percentage of toner, each component is respectively: the starch of 25-35%, the cellulose of 15-25%, 3-8% calcium carbonate,
The milk of lime of 10-20%, the polyester fiber of 15-25%, the acetone of 5-10%, the dehydrating agent of 2-5%, 1-3% catalyst and
The coloring agent of 1-3%.
A kind of cotton mixture fabric and processing method based on polylactic acid, includes the following steps, step 1, and raw material is chosen；Step
Two, lactic acid processing；Step 3, polylactic acid production；Step 4, melt spinning；Step 5, dyeing modulation；Step 6 interweaves out
Material；
Wherein in above-mentioned steps one, it is respectively according to the mass percentage of each component: starch, the 15-25% of 25-35%
Cellulose, the calcium carbonate of 3-8%, the milk of lime of 10-20%, the polyester fiber of 15-25%, the acetone of 5-10%, 2-5%
The coloring agent of dehydrating agent, the catalyst of 1-3% and 1-3% is chosen, and is weighed according to the sum of weight percent for 1；
Wherein in above-mentioned steps two, mixing the following steps are included:
1) starch is added after being cleaned reaction kettle, a certain amount of water is added；
2) calcium carbonate is put into reaction kettle, continues to ferment；
3) 80-100 DEG C of material temperature is increased, milk of lime is added, is neutralized to alkalescence, boils；
4) by material cooled and filtered in reaction kettle, then with recrystallization is heated, industrial lactic acid can be obtained；
Wherein in above-mentioned steps three, dehydrating agent is added in lactic acid, cyclisation is made lactide, adds catalyst, by de-
Water is condensed so that polylactic acid is made in lactide ring-opening polymerisation；
Wherein in above-mentioned steps four, polylactic acid slice is dried in vacuo, then by screw extruder spinneret, at silk
It is wound afterwards by rotating machine with certain speed, obtains polylactic acid spinning；
It is wherein in above-mentioned steps five, polylactic acid spinning addition acetone is brewed, polyester fiber and cellulose are added, is added
A certain amount of coloring agent uniform stirring.
Wherein in above-mentioned steps six, polylactic acid spinning is respectively put into loom with polyester fiber and is processed, polylactic acid is spun
Silk is used as warp thread, and polyester fiber is interweaved as weft yarn and polylactic acid spinning, and interwoven fabric can be obtained in processing.
According to the above technical scheme, the mass percentage of the component is respectively: 27% starch, 20% fiber
Element, 8% calcium carbonate, 15% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent, 3% catalyst
With 2% coloring agent.
According to the above technical scheme, the dehydrating agent is ethyl alcohol, and catalyst is trifluoromethane sulfonic acid.
According to the above technical scheme, the coloring agent is the alkalescent dyestuff freely to mix colours.
According to the above technical scheme, the step 2 2) in fermentation when be passed through inert gas, empty air in reaction kettle.
According to the above technical scheme, the step 2 4) in filtering use filtered through gauze, heat recrystallization temperature be 80-
100℃。
According to the above technical scheme, polylactic acid spinning and polyester fiber after the dyeing that the step 5 obtains are needed in sun
1-2h is shone under light.
Compared with prior art, the beneficial effects obtained by the present invention are as follows being: the present invention, securely and reliably, fabric is using poly- cream
Sour material, the excellent environmental-protecting performance of poly-lactic acid material meet the requirement of international and domestic policy, and smell is small, is beneficial to energy conservation ring
It protects, meets development trend, while the be in weaving process of yarn of polylactic acid has high-end jacquard process, is conducive to the weaving of a yarn,
Polylactic acid home textile dyeing and finishing, temperature and in terms of it is moderate, be conducive to user health, the invention using amylofermentation with third friendship
Ester ring-opening polymerisation obtains polylactic acid, and addition milk of lime accelerates reaction, obtains the high polylactic acid of relative molecular mass, produce
Polylactic acid spinning density is big, is conducive to user's routine use, and polylactic acid spinning is made of screw extruder spinneret, pollution
It is small, it is at low cost, it is convenient for automated production, when dyeing adds cellulose, and the fastness of color, neat and artistic when increasing dyeing, has
Conducive to user's routine use, and present invention process is simply rigorous, low in cost, and raw material inexpensively, is greatly saved and is produced into
This, is conducive to economize on resources.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is that technique of the invention founds flow chart.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of cotton mixture fabric and processing method based on polylactic acid:
Embodiment 1:
A kind of cotton mixture fabric and processing method based on polylactic acid, formula include: starch, cellulose, calcium carbonate, lime
The mass percentage of cream, polyester fiber, acetone, dehydrating agent, catalyst and coloring agent, each component is respectively: 27% starch,
15% cellulose, 8% calcium carbonate, 20% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent,
3% catalyst and 2% coloring agent.
A kind of cotton mixture fabric and processing method based on polylactic acid, includes the following steps, step 1, and raw material is chosen；Step
Two, lactic acid processing；Step 3, polylactic acid production；Step 4, spinning processing；Step 5, dyeing production；Step 6 interweaves out
Material；
Wherein in above-mentioned steps one, it is respectively according to the mass percentage of each component: 27% starch, 15% fiber
Element, 8% calcium carbonate, 20% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent, 3% catalyst
Coloring agent with 2% is chosen, and is weighed according to the sum of weight percent for 1；
Wherein in above-mentioned steps two, mixing the following steps are included:
1) starch is added after being cleaned reaction kettle, a certain amount of water is added；
2) calcium carbonate is put into reaction kettle, continues to ferment, be passed through inert gas, empty air in reaction kettle；
3) 80-100 DEG C of material temperature is increased, milk of lime is added, is neutralized to alkalescence, boils；
4) by material cooled and filtered in reaction kettle, filtering uses filtered through gauze, then is recrystallized with heating, heating recrystallization
Temperature be 80-100 DEG C, industrial lactic acid can be obtained；
Wherein in above-mentioned steps three, dehydrating agent is added in lactic acid, cyclisation is made lactide, adds catalyst, by de-
Water is condensed so that polylactic acid is made in lactide ring-opening polymerisation；
Wherein in above-mentioned steps four, polylactic acid slice is dried in vacuo, then by screw extruder spinneret, at silk
It is wound afterwards by rotating machine with certain speed, obtains polylactic acid spinning；
It is wherein in above-mentioned steps five, polylactic acid spinning addition acetone is brewed, polyester fiber and cellulose are added, is added
A certain amount of coloring agent uniform stirring, polylactic acid spinning and polyester fiber need to shine 1-2h in the sun after dyeing；
Wherein in above-mentioned steps six, polylactic acid spinning is respectively put into loom with polyester fiber and is processed, polylactic acid is spun
Silk is used as warp thread, and polyester fiber is interweaved as weft yarn and polylactic acid spinning, and interwoven fabric can be obtained in processing.
Wherein, dehydrating agent is ethyl alcohol, and catalyst is trifluoromethane sulfonic acid；Coloring agent is the alkalescent dye freely to mix colours
Material.
Embodiment 2:
A kind of cotton mixture fabric and processing method based on polylactic acid, formula include: starch, cellulose, calcium carbonate, lime
The mass percentage of cream, polyester fiber, acetone, dehydrating agent, catalyst and coloring agent, each component is respectively: 27% starch,
20% cellulose, 8% calcium carbonate, 15% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent,
3% catalyst and 2% coloring agent.
A kind of cotton mixture fabric and processing method based on polylactic acid, includes the following steps, step 1, and raw material is chosen；Step
Two, lactic acid processing；Step 3, polylactic acid production；Step 4, spinning processing；Step 5, dyeing production；Step 6 interweaves out
Material；
Wherein in above-mentioned steps one, it is respectively according to the mass percentage of each component: 27% starch, 20% fiber
Element, 8% calcium carbonate, 15% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent, 3% catalyst
Coloring agent with 2% is chosen, and is weighed according to the sum of weight percent for 1；
Wherein in above-mentioned steps two, mixing the following steps are included:
1) starch is added after being cleaned reaction kettle, a certain amount of water is added；
2) calcium carbonate is put into reaction kettle, continues to ferment, be passed through inert gas, empty air in reaction kettle；
3) 80-100 DEG C of material temperature is increased, milk of lime is added, is neutralized to alkalescence, boils；
4) by material cooled and filtered in reaction kettle, filtering uses filtered through gauze, then is recrystallized with heating, heating recrystallization
Temperature be 80-100 DEG C, industrial lactic acid can be obtained；
Wherein in above-mentioned steps three, dehydrating agent is added in lactic acid, cyclisation is made lactide, adds catalyst, by de-
Water is condensed so that polylactic acid is made in lactide ring-opening polymerisation；
Wherein in above-mentioned steps four, polylactic acid slice is dried in vacuo, then by screw extruder spinneret, at silk
It is wound afterwards by rotating machine with certain speed, obtains polylactic acid spinning；
It is wherein in above-mentioned steps five, polylactic acid spinning addition acetone is brewed, polyester fiber and cellulose are added, is added
A certain amount of coloring agent uniform stirring, polylactic acid spinning and polyester fiber need to shine 1-2h in the sun after dyeing；
Wherein in above-mentioned steps six, polylactic acid spinning is respectively put into loom with polyester fiber and is processed, polylactic acid is spun
Silk is used as warp thread, and polyester fiber is interweaved as weft yarn and polylactic acid spinning, and interwoven fabric can be obtained in processing.
Wherein, dehydrating agent is ethyl alcohol, and catalyst is trifluoromethane sulfonic acid；Coloring agent is the alkalescent dye freely to mix colours
Material.
Embodiment 3:
A kind of cotton mixture fabric and processing method based on polylactic acid, formula include: starch, cellulose, calcium carbonate, lime
The mass percentage of cream, polyester fiber, acetone, dehydrating agent, catalyst and coloring agent, each component is respectively: 27% starch,
25% cellulose, 8% calcium carbonate, 10% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent,
3% catalyst and 2% coloring agent.
A kind of cotton mixture fabric and processing method based on polylactic acid, includes the following steps, step 1, and raw material is chosen；Step
Two, lactic acid processing；Step 3, polylactic acid production；Step 4, spinning processing；Step 5, dyeing production；Step 6 interweaves out
Material；
Wherein in above-mentioned steps one, it is respectively according to the mass percentage of each component: 27% starch, 25% fiber
Element, 8% calcium carbonate, 10% milk of lime, 15% polyester fiber, 5% acetone, 5% dehydrating agent, 3% catalyst
Coloring agent with 2% is chosen, and is weighed according to the sum of weight percent for 1；
Wherein in above-mentioned steps two, mixing the following steps are included:
1) starch is added after being cleaned reaction kettle, a certain amount of water is added；
2) calcium carbonate is put into reaction kettle, continues to ferment, be passed through inert gas, empty air in reaction kettle；
3) 80-100 DEG C of material temperature is increased, milk of lime is added, is neutralized to alkalescence, boils；
4) by material cooled and filtered in reaction kettle, filtering uses filtered through gauze, then is recrystallized with heating, heating recrystallization
Temperature be 80-100 DEG C, industrial lactic acid can be obtained；
Wherein in above-mentioned steps three, dehydrating agent is added in lactic acid, cyclisation is made lactide, adds catalyst, by de-
Water is condensed so that polylactic acid is made in lactide ring-opening polymerisation；
Wherein in above-mentioned steps four, polylactic acid slice is dried in vacuo, then by screw extruder spinneret, at silk
It is wound afterwards by rotating machine with certain speed, obtains polylactic acid spinning；
It is wherein in above-mentioned steps five, polylactic acid spinning addition acetone is brewed, polyester fiber and cellulose are added, is added
A certain amount of coloring agent uniform stirring, polylactic acid spinning and polyester fiber need to shine 1-2h in the sun after dyeing；
Wherein in above-mentioned steps six, polylactic acid spinning is respectively put into loom with polyester fiber and is processed, polylactic acid is spun
Silk is used as warp thread, and polyester fiber is interweaved as weft yarn and polylactic acid spinning, and interwoven fabric can be obtained in processing.
Wherein, dehydrating agent is ethyl alcohol, and catalyst is trifluoromethane sulfonic acid；Coloring agent is the alkalescent dye freely to mix colours
Material.
The comparison of the various embodiments described above property is as follows:
Based on above-mentioned, it is an advantage of the current invention that of the invention, securely and reliably, fabric uses poly-lactic acid material, polylactic acid material
The excellent environmental-protecting performance of material meets the requirement of international and domestic policy, and smell is small, is beneficial to energy conservation environmental protection, meets development trend,
The be in weaving process of yarn of polylactic acid has high-end jacquard process simultaneously, is conducive to the weaving of a yarn, polylactic acid home textile dyeing and finishing,
Temperature and alkalinity etc. are moderate, are conducive to user health, which is gathered using amylofermentation with lactide ring-opening polymerisation
Lactic acid, addition milk of lime accelerate reaction, obtain the high polylactic acid of relative molecular mass, the polylactic acid spinning density produced
Greatly, being conducive to user's routine use, and polylactic acid spinning is made of screw extruder spinneret, pollution is small, and it is at low cost, convenient for certainly
Dynamic metaplasia produces, and when dyeing adds cellulose, and the fastness of color, neat and artistic when increasing dyeing, is conducive to user's routine use,
And present invention process is simply rigorous, low in cost, inexpensively, production cost is greatly saved in raw material, is conducive to economize on resources.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (8)
1. a kind of cotton mixture fabric and processing method based on polylactic acid, formula include: starch, cellulose, calcium carbonate, milk of lime,
Polyester fiber, acetone, dehydrating agent, catalyst and coloring agent, it is characterised in that: the mass percentage of each component is respectively: 25-
35% starch, the cellulose of 15-25%, the calcium carbonate of 3-8%, the milk of lime of 10-20%, the polyester fiber of 15-25%, 5-
10% acetone, the dehydrating agent of 2-5%, the catalyst of 1-3% and 1-3% coloring agent.
2. a kind of cotton mixture fabric and processing method based on polylactic acid, includes the following steps, step 1, raw material is chosen；Step 2,
Lactic acid processing；Step 3, polylactic acid production；Step 4, melt spinning；Step 5, dyeing modulation；Step 6, interweave discharging；Its
It is characterized in that:
Wherein in above-mentioned steps one, it is respectively according to the mass percentage of each component: the fibre of the starch of 25-35%, 15-25%
The dehydration of dimension element, the calcium carbonate of 3-8%, the milk of lime of 10-20%, the polyester fiber of 15-25%, the acetone of 5-10%, 2-5%
The coloring agent of agent, the catalyst of 1-3% and 1-3% is chosen, and is weighed according to the sum of weight percent for 1；
Wherein in above-mentioned steps two, mixing the following steps are included:
1) starch is added after being cleaned reaction kettle, a certain amount of water is added；
2) calcium carbonate is put into reaction kettle, continues to ferment；
3) 80-100 DEG C of material temperature is increased, milk of lime is added, is neutralized to alkalescence, boils；
4) by material cooled and filtered in reaction kettle, then with recrystallization is heated, industrial lactic acid can be obtained；
Wherein in above-mentioned steps three, dehydrating agent is added in lactic acid, cyclisation is made lactide, adds catalyst, contracts by dehydration
It closes so that polylactic acid is made in lactide ring-opening polymerisation；
Wherein in above-mentioned steps four, polylactic acid slice is dried in vacuo, then by screw extruder spinneret, Cheng Sihou is logical
It crosses rotating machine to wind with certain speed, obtains polylactic acid spinning；
It is wherein in above-mentioned steps five, polylactic acid spinning addition acetone is brewed, polyester fiber and cellulose are added, addition is certain
Measure coloring agent uniform stirring；
Wherein in above-mentioned steps six, polylactic acid spinning is respectively put into loom with polyester fiber and is processed, polylactic acid spinning is made
For warp thread, polyester fiber is interweaved as weft yarn and polylactic acid spinning, and interwoven fabric can be obtained in processing.
3. a kind of cotton mixture fabric and processing method based on polylactic acid according to claim 1, it is characterised in that: described group
Point mass percentage be respectively: 27% starch, 20% cellulose, 8% calcium carbonate, 15% milk of lime, 15%
Polyester fiber, 5% acetone, 5% dehydrating agent, 3% catalyst and 2% coloring agent.
4. a kind of cotton mixture fabric and processing method based on polylactic acid according to claim 1, it is characterised in that: described de-
Aqua is ethyl alcohol, and catalyst is trifluoromethane sulfonic acid.
5. a kind of cotton mixture fabric and processing method based on polylactic acid according to claim 1, it is characterised in that: the dye
Toner is the alkalescent dyestuff freely to mix colours.
6. a kind of cotton mixture fabric and processing method based on polylactic acid according to claim 2, it is characterised in that: the step
Rapid 2 2) in fermentation when be passed through inert gas, empty air in reaction kettle.
7. a kind of cotton mixture fabric and processing method based on polylactic acid according to claim 2, it is characterised in that: the step
Rapid 2 4) in filtering use filtered through gauze, heat recrystallization temperature be 80-100 DEG C.
8. a kind of cotton mixture fabric and processing method based on polylactic acid according to claim 2, it is characterised in that: the step
Polylactic acid spinning and polyester fiber after rapid five obtained dyeing need to shine 1-2h in the sun.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111466623A (en) * | 2020-03-14 | 2020-07-31 | 湖南亚西欧服饰有限公司 | Non-ironing environment-friendly breathable sun-proof summer clothes and manufacturing method thereof |
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| CN108532088A (en) * | 2018-04-15 | 2018-09-14 | 中山市仕春纺织印染实业有限公司 | A kind of Chinese fiber crops double-layer and double-side fabric |
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