CN112877817A - Recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process - Google Patents
Recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process Download PDFInfo
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- CN112877817A CN112877817A CN202110036441.7A CN202110036441A CN112877817A CN 112877817 A CN112877817 A CN 112877817A CN 202110036441 A CN202110036441 A CN 202110036441A CN 112877817 A CN112877817 A CN 112877817A
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G11/00—Disintegrating fibre-containing articles to obtain fibres for re-use
- D01G11/04—Opening rags to obtain fibres for re-use
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B15/00—Removing liquids, gases or vapours from textile materials in association with treatment of the materials by liquids, gases or vapours
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/14—De-sizing
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/16—Multi-step processes
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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
- D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/50—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with hydrogen peroxide or peroxides of metals; with persulfuric, permanganic, pernitric, percarbonic acids or their salts
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process, which sequentially comprises the following steps: sorting the waste fabrics; washing the linen-cotton fabric with water; desizing the linen-cotton fabric; washing the desizing agent; degerming the linen-cotton fabric; washing and drying the linen-cotton fabric; crushing the linen-cotton fabric; and (3) performing fiberization treatment on the linen-cotton fabric. Cotton or hemp is an important natural fiber, waste hemp cotton fibers are treated into recycled hemp cotton fibers through a series of treatment and brand new through the recovery process, the waste of social resources is reduced, the utilization rate of the hemp cotton fibers is improved, the quantity of discarded waste clothes can be reduced by fiberizing waste hemp cotton fabrics, the harm of the waste clothes to the environment is reduced, the expenditure of the whole social treatment environment problem can be reduced, and the secondary pollution to the environment is prevented by adopting a mild treatment process in the fiberizing treatment process of the hemp cotton fabrics, so that the whole fiberizing process is more environment-friendly.
Description
Technical Field
The invention relates to the technical field of linen-cotton fabric recovery, in particular to a recyclable environment-friendly recycling and fiberizing reproduction process for linen-cotton fabric.
Background
The hemp cotton textile does not contain chemical harmful substances such as methanol, azo and the like, is the most suitable close-fitting textile for human bodies, has soft texture, warm in winter and cool in summer and good permeability, can effectively adsorb sweat and slight sweat on the skin of the human bodies, enables the body temperature to quickly recover to normal, really achieves the effects of ventilation and sweat absorption, has the physical characteristics of static resistance, mite prevention and itching relief, has acidic pH value, does not irritate the skin, meets the requirements of environmental protection and health, is not easy to rub up and curl, has a massage effect which cannot be achieved by human bodies due to the fact that the hemp cotton is thick in wiring, can form numerous massage points on the surface, does not have the effect of losing color, dyeing and the like, is the effect which cannot be achieved by chemical fiber fabrics, and is more and more emphasized by people wearing clothes and dressing themselves along with the improvement of the living standard of people, and is sufficient in social production information along with the development of the social industry, the clothes cost is also lower and lower, and the people can directly replace new clothes instead of repairing and wearing the damaged hemp and cotton clothes, and the old hemp and cotton clothes can be eliminated for pursuing fashion, so that a large amount of hemp and cotton clothes are discarded by the people, and the city appearance can be damaged by the random placement of the hemp and cotton clothes, thereby influencing the ecology.
In order to prevent the waste linen-cotton clothes from affecting the environment, environmental protection personnel often burn the waste linen-cotton fabric and other garbage together, and the burning can generate a large amount of smoke and pungent gas, so that the environment is polluted secondarily, and the resource waste is caused.
Disclosure of Invention
The invention aims to provide a recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process, which aims to solve the problems that environment-friendly personnel in the market often burn waste fabrics containing ramie cotton fabrics and other wastes together, the burning generates a large amount of smoke dust and pungent gas, the environment is polluted secondarily, and resources are wasted.
In order to achieve the purpose, the invention provides the following technical scheme: a recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process comprises the following steps:
(1) sorting the waste fabrics: judging the composition of the yarn of the waste fabric according to a composition table on the label of the waste fabric for some waste fabrics with labels, judging the composition of the yarn of the waste fabric by using a combustion method for some waste fabrics without labels, removing the waste fabrics which are not the linen-cotton blended fabric, the pure cotton fabric and the pure linen fabric, cleaning the linen-cotton blended fabric, the pure cotton fabric and the pure linen waste fabric to remove impurities, and storing the cleaned impurities together;
(2) washing and cleaning the linen-cotton fabric: putting the linen-cotton fabric into a large washing machine, adding a detergent, continuously washing for 60 minutes, spin-drying the linen-cotton fabric for 10 minutes;
(3) desizing the linen-cotton fabric: putting the cleaned ramie cotton fabric in the step (2) into a desizing pool, and adding hot water as a desizing agent to ensure that the ramie cotton fabric is desized in the desizing pool at one time;
(4) washing and desizing agent: placing the ramie cotton fabric desized in the step (3) into a washing tank, washing with clear water twice for 1 minute each time, and spin-drying the ramie cotton fabric for 10 minutes;
(5) and (3) degerming treatment of the linen-cotton fabric: putting the linen-cotton fabric cleaned in the step (4) into a sterilization tank, adding a degerming agent, and soaking the linen-cotton fabric for 30 minutes;
(6) washing and drying the linen-cotton fabric: placing the degerming linen-cotton fabric in the step (5) into a washing pool, washing with clean water twice for 3 minutes each time, spin-drying the linen-cotton fabric for 10 minutes, and drying with a hot air dryer for 30 seconds;
(7) and (3) crushing the linen-cotton fabric: putting the dried hemp-cotton fabric in the step (6) into a crusher for primary crushing treatment;
(8) and (3) fiberizing the linen-cotton fabric: and (3) putting the crushed hemp cotton fabric fragments obtained in the step (7) into a spinning waste old clothes regenerated fiber carding device, and fiberizing the fabric by the device on the basis of not damaging fiber tissues to obtain spinnable fibers with the length of 20-25 MM.
Preferably, the desizing agent in the step (3) adopts hot water, alkali liquor, enzyme or oxidant, the temperature of the hot water is controlled to be 25-40 ℃, the concentration of the alkali liquor is 15 g/L, the enzyme is amylase, specifically pancreatic amylase, and the oxidant is hydrogen peroxide alkaline solution with the concentration of 4 g/L.
Preferably, the degerming agent in the step (5) consists of hydrogen peroxide and an alkali regulator, the hydrogen peroxide is 6g/L, the alkali regulator is 3g/L, the hemp and cotton fabric is put into a sterilization tank according to the bath ratio of 1:50, the temperature is increased to 40 ℃ at the temperature increasing speed of 2 ℃/min, and the temperature is kept for 40 min.
Preferably, the drying temperature in the step (6) is 100-110 ℃, the baking temperature is 160-170 ℃, the wind speed is 40m/s, and the time is 30 s.
Preferably, the pulverizer in the step (7) is a blade pulverizer, and the distance between blades of the pulverizer is 20 cm.
Preferably, the spinning waste old clothes regenerated fiber carding device in the step (8) is a spinning waste old clothes opener cotton opener regenerated fiber carding device, and the model is NSX-FS 600.
Compared with the prior art, the invention has the beneficial effects that: the recycling, fiberizing and reproduction process of the recyclable environment-friendly ramie cotton fabric comprises the following steps:
(1) cotton or hemp is an important natural fiber and has good textile performance, and the waste hemp cotton fiber is treated into recyclable hemp cotton fiber through a series of treatment and brand new through the recovery process, so that the waste of social resources is reduced, and the utilization rate of the hemp cotton fiber is improved;
(2) the method has the advantages that the waste hemp and cotton fabrics are fiberized, the number of discarded waste clothes in a messy manner is reduced, the harm of the waste clothes to the environment is reduced, the expenditure of the whole society for treating the environmental problems can be reduced, and the secondary pollution to the environment is prevented and the whole fiberizing process is more environment-friendly due to the adoption of mild treatment processes in the process of fiberizing the hemp and cotton fabrics.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The invention provides a technical scheme that: a recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process sequentially comprises the following steps:
(1) sorting the waste fabrics: judging the composition of the yarn of the waste fabric according to a composition table on the label of the waste fabric for some waste fabrics with labels, judging the composition of the yarn of the waste fabric by using a combustion method for some waste fabrics without labels, removing the waste fabrics which are not the linen-cotton blended fabric, the pure cotton fabric and the pure linen fabric, cleaning the linen-cotton blended fabric, the pure cotton fabric and the pure linen waste fabric to remove impurities, and storing the cleaned impurities together;
(2) washing and cleaning the linen-cotton fabric: putting the linen-cotton fabric into a large washing machine, adding a detergent, continuously washing for 60 minutes, spin-drying the linen-cotton fabric for 10 minutes;
(3) desizing the linen-cotton fabric: putting the cleaned ramie cotton fabric in the step (2) into a desizing pool, adding hot water as a desizing agent, and piling for 12 hours at the water temperature of 25-40 ℃;
(4) washing and desizing agent: placing the ramie cotton fabric desized in the step (3) into a washing tank, washing with clear water once for 1 minute, spin-drying the ramie cotton fabric for 10 minutes;
(5) and (3) degerming treatment of the linen-cotton fabric: putting the linen-cotton fabric cleaned in the step (4) into a sterilization tank, adding a bactericide, and soaking the linen-cotton fabric for 40 minutes;
(6) washing and drying the linen-cotton fabric: placing the degerming linen-cotton fabric in the step (5) into a washing pool, washing with clean water twice for 3 minutes each time, spin-drying the linen-cotton fabric for 10 minutes, and drying with a hot air dryer for 30 seconds;
(7) and (3) crushing the linen-cotton fabric: putting the dried hemp-cotton fabric in the step (6) into a crusher for primary crushing treatment;
(8) and (3) fiberizing the linen-cotton fabric: and (3) putting the crushed hemp cotton fabric fragments obtained in the step (7) into a spinning waste old clothes regenerated fiber carding device, and fiberizing the fabric by the device on the basis of not damaging fiber tissues to obtain spinnable fibers with the length of 20-25 MM.
Example two
The invention provides a technical scheme that: a recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process sequentially comprises the following steps:
(1) sorting the waste fabrics: judging the composition of the yarn of the waste fabric according to a composition table on the label of the waste fabric for some waste fabrics with labels, judging the composition of the yarn of the waste fabric by using a combustion method for some waste fabrics without labels, removing the waste fabrics which are not the linen-cotton blended fabric, the pure cotton fabric and the pure linen fabric, cleaning the linen-cotton blended fabric, the pure cotton fabric and the pure linen waste fabric to remove impurities, and storing the cleaned impurities together;
(2) washing and cleaning the linen-cotton fabric: putting the linen-cotton fabric into a large washing machine, adding a detergent, continuously washing for 60 minutes, spin-drying the linen-cotton fabric for 10 minutes;
(3) desizing the linen-cotton fabric: using alkali liquor as a desizing agent, wherein the alkali liquor is a sodium hydroxide solution, the concentration of the alkali liquor is 15 g/L, padding the cleaned hemp-cotton fabric in the step (2) with the alkali liquor, and then piling the hemp-cotton fabric in a desizing pool at 70 ℃ for 6 hours;
(4) washing and desizing agent: putting the ramie cotton fabric desized in the step (3) into a washing tank, washing with clean water for four times, 5 minutes each time, spin-drying the ramie cotton fabric, and spin-drying for 10 minutes;
(5) and (3) degerming treatment of the linen-cotton fabric: putting the linen-cotton fabric cleaned in the step (4) into a sterilization tank, adding a bactericide, and soaking the linen-cotton fabric for 25 minutes;
(6) washing and drying the linen-cotton fabric: placing the degerming linen-cotton fabric in the step (5) into a washing pool, washing with clean water twice for 2 minutes each time, spin-drying the linen-cotton fabric for 10 minutes, and drying with a hot air dryer for 30 seconds;
(7) and (3) crushing the linen-cotton fabric: putting the dried hemp-cotton fabric in the step (6) into a crusher for primary crushing treatment;
(8) and (3) fiberizing the linen-cotton fabric: and (3) putting the crushed hemp cotton fabric fragments obtained in the step (7) into a spinning waste old clothes regenerated fiber carding device, and fiberizing the fabric by the device on the basis of not damaging fiber tissues to obtain spinnable fibers with the length of 20-25 MM.
EXAMPLE III
The invention provides a technical scheme that: a recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process sequentially comprises the following steps:
(1) sorting the waste fabrics: judging the composition of the yarn of the waste fabric according to a composition table on the label of the waste fabric for some waste fabrics with labels, judging the composition of the yarn of the waste fabric by using a combustion method for some waste fabrics without labels, removing the waste fabrics which are not the linen-cotton blended fabric, the pure cotton fabric and the pure linen fabric, cleaning the linen-cotton blended fabric, the pure cotton fabric and the pure linen waste fabric to remove impurities, and storing the cleaned impurities together;
(2) washing and cleaning the linen-cotton fabric: putting the linen-cotton fabric into a large washing machine, adding a detergent, continuously washing for 60 minutes, spin-drying the linen-cotton fabric for 10 minutes;
(3) desizing the linen-cotton fabric: using pancreatic amylase as a desizing agent, padding the cleaned ramie cotton fabric in the step (2) with amylase liquid, piling the ramie cotton fabric in a desizing pool at the temperature of 40 ℃, and piling the ramie cotton fabric for 1 hour;
(4) washing and desizing agent: placing the ramie cotton fabric desized in the step (3) into a washing tank, washing with clear water twice for 1 minute each time, and spin-drying the ramie cotton fabric for 10 minutes;
(5) and (3) degerming treatment of the linen-cotton fabric: putting the linen-cotton fabric cleaned in the step (4) into a sterilization tank, adding a degerming agent, and soaking the linen-cotton fabric for 35 minutes;
(6) washing and drying the linen-cotton fabric: placing the degerming linen-cotton fabric in the step (5) into a washing pool, washing with clear water twice for 1 minute each time, spin-drying the linen-cotton fabric for 10 minutes, and drying with a hot air dryer for 30 seconds;
(7) and (3) crushing the linen-cotton fabric: putting the dried hemp-cotton fabric in the step (6) into a crusher for primary crushing treatment;
(8) and (3) fiberizing the linen-cotton fabric: and (3) putting the crushed hemp cotton fabric fragments obtained in the step (7) into a spinning waste old clothes regenerated fiber carding device, and fiberizing the fabric by the device on the basis of not damaging fiber tissues to obtain spinnable fibers with the length of 20-25 MM.
Example four
The invention provides a technical scheme that: a recyclable environment-friendly ramie cotton fabric recycling, fiberizing and reproducing process sequentially comprises the following steps:
(1) sorting the waste fabrics: judging the composition of the yarn of the waste fabric according to a composition table on the label of the waste fabric for some waste fabrics with labels, judging the composition of the yarn of the waste fabric by using a combustion method for some waste fabrics without labels, removing the waste fabrics which are not the linen-cotton blended fabric, the pure cotton fabric and the pure linen fabric, cleaning the linen-cotton blended fabric, the pure cotton fabric and the pure linen waste fabric to remove impurities, and storing the cleaned impurities together;
(2) washing and cleaning the linen-cotton fabric: putting the linen-cotton fabric into a large washing machine, adding a detergent, continuously washing for 60 minutes, spin-drying the linen-cotton fabric for 10 minutes;
(3) desizing the linen-cotton fabric: using a hydrogen peroxide oxidizing agent as a desizing agent, padding the cleaned ramie cotton fabric in the step (2) in a hydrogen peroxide alkaline solution with the concentration of 4 g/L, steaming for 2-3 minutes, and piling for 10 minutes at normal temperature;
(4) washing and desizing agent: placing the ramie cotton fabric desized in the step (3) into a washing tank, washing with clear water for three times, 5 minutes each time, spin-drying the ramie cotton fabric, and spin-drying for 10 minutes;
(5) and (3) degerming treatment of the linen-cotton fabric: putting the linen-cotton fabric cleaned in the step (4) into a sterilization tank, adding a degerming agent, and soaking the linen-cotton fabric for 20 minutes;
(6) washing and drying the linen-cotton fabric: placing the degerming linen-cotton fabric in the step (5) into a washing pool, washing with clear water twice for 1 minute each time, spin-drying the linen-cotton fabric for 10 minutes, and drying with a hot air dryer for 30 seconds;
(7) and (3) crushing the linen-cotton fabric: putting the dried hemp-cotton fabric in the step (6) into a crusher for primary crushing treatment;
(8) and (3) fiberizing the linen-cotton fabric: and (3) putting the crushed hemp cotton fabric fragments obtained in the step (7) into a spinning waste old clothes regenerated fiber carding device, and fiberizing the fabric by the device on the basis of not damaging fiber tissues to obtain spinnable fibers with the length of 20-25 MM.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. A recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process is characterized by comprising the following steps:
(1) sorting the waste fabrics: judging the composition of the yarn of the waste fabric according to a composition table on the label of the waste fabric for some waste fabrics with labels, judging the composition of the yarn of the waste fabric by using a combustion method for some waste fabrics without labels, removing the waste fabrics which are not the linen-cotton blended fabric, the pure cotton fabric and the pure linen fabric, cleaning the linen-cotton blended fabric, the pure cotton fabric and the pure linen waste fabric to remove impurities, and storing the cleaned impurities together;
(2) washing and cleaning the linen-cotton fabric: putting the linen-cotton fabric into a large washing machine, adding a detergent, continuously washing for 60 minutes, spin-drying the linen-cotton fabric for 10 minutes;
(3) desizing the linen-cotton fabric: putting the cleaned ramie cotton fabric in the step (2) into a desizing pool, and adding a desizing agent to desize the ramie cotton fabric integrally in the desizing pool at one time;
(4) washing and desizing agent: placing the ramie cotton fabric desized in the step (3) into a washing tank, washing with clear water twice for 1 minute each time, and spin-drying the ramie cotton fabric for 10 minutes;
(5) and (3) degerming treatment of the linen-cotton fabric: putting the linen-cotton fabric cleaned in the step (4) into a sterilization tank, adding a degerming agent, and soaking the linen-cotton fabric for 30 minutes;
(6) washing and drying the linen-cotton fabric: placing the degerming linen-cotton fabric in the step (5) into a washing pool, washing with clean water twice for 3 minutes each time, spin-drying the linen-cotton fabric for 10 minutes, and drying with a hot air dryer for 30 seconds;
(7) and (3) crushing the linen-cotton fabric: putting the dried hemp-cotton fabric in the step (6) into a crusher for primary crushing treatment;
(8) and (3) fiberizing the linen-cotton fabric: and (3) putting the crushed hemp cotton fabric fragments obtained in the step (7) into a spinning waste old clothes regenerated fiber carding device, and fiberizing the fabric by the device on the basis of not damaging fiber tissues to obtain spinnable fibers with the length of 20-25 MM.
2. The recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process as claimed in claim 1, wherein: the desizing agent in the step (3) adopts hot water, alkali liquor, enzyme or oxidant, the temperature of the hot water is controlled to be 25-40 ℃, the concentration of the alkali liquor is 15 g/L, the enzyme is amylase, specifically pancreatic amylase, and the oxidant is hydrogen peroxide alkaline solution with the concentration of 4 g/L.
3. The recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process as claimed in claim 1, wherein: the degerming agent in the step (5) consists of hydrogen peroxide and an alkali regulator, wherein the hydrogen peroxide is 6g/L, the alkali regulator is 3g/L, the hemp and cotton fabric is put into a sterilization tank according to the bath ratio of 1:50, the temperature is increased to 40 ℃ at the temperature increasing speed of 2 ℃/min, and the temperature is kept for 40 min.
4. The recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process as claimed in claim 1, wherein: the drying temperature in the step (6) is 100-110 ℃, the baking temperature is 160-170 ℃, the wind speed is 40m/s, and the time is 30 s.
5. The recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process as claimed in claim 1, wherein: the pulverizer in the step (7) is a blade pulverizer, and the distance between blades of the pulverizer is 20 cm.
6. The recyclable environment-friendly ramie cotton fabric recycling and fiberizing reproduction process as claimed in claim 1, wherein: the spinning waste old clothes regenerated fiber carding equipment in the step (8) is specifically spinning waste old clothes opener cotton opener regenerated fiber carding equipment with the model of NSX-FS 600.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409084A (en) * | 2019-08-01 | 2019-11-05 | 丹阳市三江纤维材料有限公司 | A kind of preparation method and equipment of regenerated fiber |
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