CN106521693A - Technological method for producing salt-free dyed-cotton fiber adopting starch base - Google Patents
Technological method for producing salt-free dyed-cotton fiber adopting starch base Download PDFInfo
- Publication number
- CN106521693A CN106521693A CN201610947163.XA CN201610947163A CN106521693A CN 106521693 A CN106521693 A CN 106521693A CN 201610947163 A CN201610947163 A CN 201610947163A CN 106521693 A CN106521693 A CN 106521693A
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- Prior art keywords
- spinning
- cotton fiber
- cotton
- jing
- silk
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Classifications
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
-
- 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
- D01D13/00—Complete machines for producing artificial threads
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/18—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from other substances
Abstract
The invention relates to a production technology of industrial salt-free dyed-cotton fiber, in particular to a technological method for producing salt-free dyed-cotton fiber by adopting a starch base as the raw material. The industrial salt-free dyed-cotton fiber is processed through the steps of conducting mixed drying, wet spinning, cold and hot forming and the like on cotton and a 75% corn starch aqueous solution. Accordingly, the raw materials are wide in source, the cotton and corn starch both belong to plants and are renewable resources, the production process is subjected to greenization, the production energy consumption is low, and the environmental load characteristic is remarkable; the biodegradability is good, and the environment is not polluted.
Description
Technical field
The present invention relates to a kind of production technology of industrial salt-free dyeing cotton fiber, specifically, is that one kind adopts starch base
For the process of raw material production salt-free dyeing cotton fiber.
Background technology
The fiber being coated on the seed of Malvaceae cotton, also known as Cotton Gossypii, abbreviation cotton.It is the important original of textile industry
Material.Cotton Products moisture absorption and good permeability, it is soft and warming.Cotton Gossypii is annual plant mostly.It is by cotton seeds
The epidermis cell development grown.The growth of cotton fiber can be divided into elongation phase, thickening phase and turn bent phase three phases.
Cotton fiber is the primary raw material of China's textile industry, and it accounts for critically important status in textile fabric.
The Main Ingredients and Appearance of cotton fiber is cellulose, and cellulose is natural polymer, the chemical structural formula of cellulose
It is that basic structural unit repetition is constituted by α glucoses, which is elementary composition for carbon 44.44%, hydrogen 6.17%, oxygen 49.39%.Cotton fiber
The degree of polymerization between 6000 ~ 11000.Additionally, cotton fiber is accompanied by 5% or so other materials, referred to as accompaniment, accompaniment pair
Spinning process is had an impact with drift white silk, dyeing and printing process.Adipocere matter is contained on the surface of cotton fiber, is commonly called as cotton wax, and cotton wax is to cotton fiber
With protective effect, it is one of the reason for cotton fiber has good spinning performance, but in high temperature, cotton wax is easily melted.
The content of the invention
In order to solve above-mentioned technical problem, a kind of salt-free dyeing cotton fiber is provided for textile technology, the invention discloses one
The process for producing salt-free dyeing cotton fiber using starch base is planted, using wet spinning technology, is comprised the following steps：
（1）, raw material mixing：Fully soak half an hour during Cotton Gossypii to be placed into 75% corn starch aqueous solution, be then thrown to
Vacuum drier is dried, and dried Cotton Gossypii moisture content is maintained at below 30ppm；
（2）, material dissolution：The mixed material being dried in step poly- (1) is dissolved in the dilute acetic acid solutions of volumetric concentration 2～4%,
It is subsequently adding by concentrated nitric acid and strong phosphoric acid by volume 1～4:1 mixed acid for constituting and sodium nitrite, lucifuge is closed, in 20～
At 60 DEG C, 1～24h of slight oscillatory reaction obtains spinning solution；
（3）, spinning：Spinning solution obtained by step (2) is poured in spinning-drawing machine and filters laggard by spinning pump-metered, filter
Enter spinning head, rule is arranged the spinneret orifice that some apertures are 0.05～0.12mm on spinning head, the original extruded from spinneret orifice
Liquid thread enters coagulating bath into fibre；
（4）, cold/hot shaped：Step is played（3）The long filament that middle spinneret orifice sprays, carries out cooling shaping, temperature using the blowing of low temperature ring
For 20 DEG C, wind speed is 0.25m/s, and the long filament of molding is oiled using deflector roll when deflector roll seal wire, then gives silk doffing,
Fiber is drawn by 30 immersion oil of Jing creels boundling again of the long filament after doffing, Jing water-baths, oil bath two procedures, Jing deflector rolls and take-up roll
3.6 times are stretched, wherein bath temperature is 604 DEG C, oil preparation addition is 6kg/T, and deflector roll frequency is 25HZ, and take-up roll frequency is
Silk after drawing-off is tuned into the wide silk ribbons of 100mm on tension bracket by 25HZ, is wound with 1000m/min speed, by the silk row of winding
On lax heat setting machine, cut off with the speed Jing cutting machine of 100m/min, wind send packing.
The further restriction of the present invention：Step（1）The Cotton Gossypii of middle raw material mixing drying and 75% corn starch aqueous solution
Mass ratio is 1:25.
Beneficial effects of the present invention：Raw material sources are wide, and Cotton Gossypii belongs to plant with corn starch, is regenerated resources, production
Process greenization, without category oil；Energy consumption is low, and its carrying capacity of environment characteristic is notable；Biological degradability is good, free from environmental pollution.
Description of the drawings
Fig. 1 is the particular flow sheet of the present invention.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention is described in further detail below in conjunction with embodiment, the reality
Apply example to be only used for explaining the present invention, protection scope of the present invention is not constituted and is limited.
Embodiment：A kind of employing starch base produces the process of salt-free dyeing cotton fiber, using wet spinning technology, raw
Product instrument includes manifold, dosing pump, filament spinning component, spinneret, coagulating tank, drafter, rinse bath, drying baker, winding
Machine, comprises the following steps：
（1）, raw material mixing：Fully soak half an hour during Cotton Gossypii to be placed into 75% corn starch aqueous solution, be then thrown to
Vacuum drier is dried, and dried Cotton Gossypii moisture content is maintained at below 30ppm, wherein Cotton Gossypii with 75% corn starch
The mass ratio of aqueous solution is 1:25；
（2）, material dissolution：The mixed material being dried in step poly- (1) is dissolved in the dilute acetic acid solutions of volumetric concentration 2～4%,
It is subsequently adding by concentrated nitric acid and strong phosphoric acid by volume 1～4:1 mixed acid for constituting and sodium nitrite, lucifuge is closed, in 20～
At 60 DEG C, 1～24h of slight oscillatory reaction obtains spinning solution；
（3）, spinning：Spinning solution obtained by step (2) is poured in spinning-drawing machine and filters laggard by spinning pump-metered, filter
Enter spinning head, rule is arranged the spinneret orifice that some apertures are 0.05～0.12mm on spinning head, the original extruded from spinneret orifice
Liquid thread enters coagulating bath into fibre；
（4）, cold/hot shaped：Step is played（3）The long filament that middle spinneret orifice sprays, carries out cooling shaping, temperature using the blowing of low temperature ring
For 20 DEG C, wind speed is 0.25m/s, and the long filament of molding is oiled using deflector roll when deflector roll seal wire, then gives silk doffing,
Fiber is drawn by 30 immersion oil of Jing creels boundling again of the long filament after doffing, Jing water-baths, oil bath two procedures, Jing deflector rolls and take-up roll
3.6 times are stretched, wherein bath temperature is 604 DEG C, oil preparation addition is 6kg/T, and deflector roll frequency is 25HZ, and take-up roll frequency is
Silk after drawing-off is tuned into the wide silk ribbons of 100mm on tension bracket by 25HZ, is wound with 1000m/min speed, by the silk row of winding
On lax heat setting machine, cut off with the speed Jing cutting machine of 100m/min, wind send packing.
Ultimate principle, principal character and the advantage of the present invention has been shown and described above.The technical staff of the industry should
Understand, the present invention is not restricted to the described embodiments, the original for simply illustrating the present invention described in above-described embodiment and description
Reason, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these changes and improvements
Both fall within scope of the claimed invention.The claimed scope of the invention is by appending claims and its equivalent circle.
It is fixed.
Claims (2)
1. a kind of employing starch base produces the process of salt-free dyeing cotton fiber, it is characterised in that：Using wet spinning technology,
Comprise the following steps：（1）Raw material mixes：Fully soak half an hour during Cotton Gossypii to be placed into 75% corn starch aqueous solution, so
After be thrown to vacuum drier and be dried, dried Cotton Gossypii moisture content is maintained at below 30ppm；（2）Material dissolution：Will
The mixed material being dried in walking poly- (1) is dissolved in the dilute acetic acid solutions of volumetric concentration 2～4%, is subsequently adding by concentrated nitric acid and dense
Phosphoric acid by volume 1～4:1 mixed acid for constituting and sodium nitrite, lucifuge is closed, at 20～60 DEG C slight oscillatory reaction 1～
24h obtains spinning solution；（3）Spinning：Spinning solution obtained by step (2) is poured into and pass through in spinning-drawing machine spinning pump-metered, mistake
Filter enters spinning head after filtering, and on spinning head, rule is arranged the spinneret orifice that some apertures are 0.05～0.12mm, from spray webbing
The stock solution thread extruded in hole enters coagulating bath into fibre；（4）Cold/hot shaped：Step is played（3）The long filament that middle spinneret orifice sprays, adopts
The blowing of low temperature ring carries out cooling shaping, and temperature is 20 DEG C, and wind speed is 0.25m/s, and the long filament of molding is utilized when deflector roll seal wire
Deflector roll is oiled, and then gives silk doffing, 30 immersion oil of Jing creels boundling again of the long filament after doffing, Jing water-baths, oil bath twice
Fiber is stretched 3.6 times by operation, Jing deflector rolls and take-up roll, and wherein bath temperature is 604 DEG C, and oil preparation addition is 6kg/T, is led
Roller frequency is 25HZ, and take-up roll frequency is 25HZ, and the silk after drawing-off is tuned on tension bracket the wide silk ribbons of 100mm, with
1000m/min speed winds, and the silk of winding is come on lax heat setting machine, is cut with the speed Jing cutting machine of 100m/min
Disconnected, wind send packing.
2. employing starch base according to claim 1 produces the process of salt-free dyeing cotton fiber, it is characterised in that：Institute
State step（1）The middle Cotton Gossypii of raw material mixing drying is 1 with the mass ratio of 75% corn starch aqueous solution:25.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947163.XA CN106521693A (en) | 2016-10-26 | 2016-10-26 | Technological method for producing salt-free dyed-cotton fiber adopting starch base |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947163.XA CN106521693A (en) | 2016-10-26 | 2016-10-26 | Technological method for producing salt-free dyed-cotton fiber adopting starch base |
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| CN106521693A true CN106521693A (en) | 2017-03-22 |
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| CN201610947163.XA Pending CN106521693A (en) | 2016-10-26 | 2016-10-26 | Technological method for producing salt-free dyed-cotton fiber adopting starch base |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116219562A (en) * | 2022-11-21 | 2023-06-06 | 盐城优和博新材料有限公司 | Wet spinning method and equipment for ultra-high molecular weight polyethylene fiber |
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| CN101519812A (en) * | 2008-02-25 | 2009-09-02 | 李换位 | Process for manufacturing oxidized cellulose regenerated fibrils or thin films |
| CN101880915A (en) * | 2010-06-21 | 2010-11-10 | 北京理工大学 | Method for preparing nanometer nitrocotton fiber by electrostatic spinning |
| CN101956239A (en) * | 2010-08-02 | 2011-01-26 | 南京理工大学 | Method for spinning nitro-cotton (NC) and application |
| CN103556247A (en) * | 2013-11-11 | 2014-02-05 | 山东西王糖业有限公司 | Method for preparing regenerated cellulose fiber from fine corn fiber in corn starch milk production process |
| CN104480558A (en) * | 2014-12-01 | 2015-04-01 | 江苏金太阳纺织科技有限公司 | Preparation method for regenerated cellulose fibers capable of dyeing without salt |
| CN104862827A (en) * | 2015-05-29 | 2015-08-26 | 浙江理工大学 | Method for preparing high amylopectin starch fiber |
| CN105803576A (en) * | 2016-03-10 | 2016-07-27 | 安徽翰联纺织有限公司 | Process method for producing antibacterial and deodorant polyester fibers by adopting monocarboxy-chitosan |
-
2016
- 2016-10-26 CN CN201610947163.XA patent/CN106521693A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101519812A (en) * | 2008-02-25 | 2009-09-02 | 李换位 | Process for manufacturing oxidized cellulose regenerated fibrils or thin films |
| CN101880915A (en) * | 2010-06-21 | 2010-11-10 | 北京理工大学 | Method for preparing nanometer nitrocotton fiber by electrostatic spinning |
| CN101956239A (en) * | 2010-08-02 | 2011-01-26 | 南京理工大学 | Method for spinning nitro-cotton (NC) and application |
| CN103556247A (en) * | 2013-11-11 | 2014-02-05 | 山东西王糖业有限公司 | Method for preparing regenerated cellulose fiber from fine corn fiber in corn starch milk production process |
| CN104480558A (en) * | 2014-12-01 | 2015-04-01 | 江苏金太阳纺织科技有限公司 | Preparation method for regenerated cellulose fibers capable of dyeing without salt |
| CN104862827A (en) * | 2015-05-29 | 2015-08-26 | 浙江理工大学 | Method for preparing high amylopectin starch fiber |
| CN105803576A (en) * | 2016-03-10 | 2016-07-27 | 安徽翰联纺织有限公司 | Process method for producing antibacterial and deodorant polyester fibers by adopting monocarboxy-chitosan |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116219562A (en) * | 2022-11-21 | 2023-06-06 | 盐城优和博新材料有限公司 | Wet spinning method and equipment for ultra-high molecular weight polyethylene fiber |
| CN116219562B (en) * | 2022-11-21 | 2024-01-19 | 盐城优和博新材料有限公司 | Wet spinning method and equipment for ultra-high molecular weight polyethylene fiber |
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Application publication date: 20170322 |