CN114016196A - Processing method of far infrared functional fabric - Google Patents
Processing method of far infrared functional fabric Download PDFInfo
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- CN114016196A CN114016196A CN202111269716.8A CN202111269716A CN114016196A CN 114016196 A CN114016196 A CN 114016196A CN 202111269716 A CN202111269716 A CN 202111269716A CN 114016196 A CN114016196 A CN 114016196A
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- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
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- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
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- D02G3/04—Blended or other yarns or threads containing components made from different materials
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- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
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- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
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- 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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- D06P1/673—Inorganic compounds
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Abstract
The invention discloses a processing method of far infrared functional fabric, which adopts a plied yarn core-spun spinning technology, takes far infrared hollow polyester fiber as core yarn, takes wool yarn and acrylic yarn which are twisted and plied as cladding yarn, wraps the outer wrapping yarn outside the core yarn to obtain far infrared heating functional yarn, and uses the far infrared heating functional yarn to weave to obtain the far infrared functional fabric, so that the fabric has soft hand feeling and has the functions of temperature rise, heat storage and medical care.
Description
Technical Field
The invention relates to the field of fabrics, in particular to a processing method of a far infrared functional fabric.
Background
Traditional clothes achieve a warm-keeping effect by preventing heat of a human body from dissipating to the external environment, such as cotton wool, down and the like. The passive warm-keeping mode can play a sufficient warm-keeping role by increasing the thickness of the clothes, but the heavy clothes are inconvenient for human body activities, and cannot meet the consumption trend of pursuing 'comfort, lightness and functionality' of the current society.
With the upgrading of consumption concept, the chemical fiber industry in China is changing from quantity type to quality benefit type, and a large number of textile enterprises invest in the research and development of differentiated and high-performance fibers with high added values. The far infrared hollow polyester fiber is a typical heating and heat storage material, the hollow structure of the far infrared hollow polyester fiber has a good warm-keeping effect, and the far infrared additive is added in the spinning process, so that the far infrared hollow polyester fiber can absorb external heat, store and radiate the heat to a human body, and reflect far infrared rays radiated by the human body outwards. When the far infrared radiation is absorbed by human cells, a resonance absorption effect is generated, and the activity of biological macromolecules is excited, so that the effects of improving microcirculation, improving immunity and the like are exerted.
Disclosure of Invention
Therefore, in order to solve the problems, the invention provides a far infrared functional fabric which is produced and woven by adopting far infrared hollow polyester fibers.
In order to achieve the purpose, the technical scheme of the invention is to provide a processing method of far infrared functional fabric, which comprises the following steps:
step one, spinning:
far infrared hollow polyester fiber is taken as a core yarn, wool yarn and acrylic yarn are twisted and plied to be taken as covering yarn, and the covering yarn is covered outside the core yarn by adopting a plied yarn core-covering technology to obtain far infrared heating functional yarn;
step two, dyeing:
dyeing far infrared heating functional yarn by adopting a cheese dyeing process, wherein the cheese dyeing process comprises a loose bobbin winding process, a yarn loading process, a pretreatment process, a dyeing process, a soaping process, a dehydration process and a drying process according to a production line;
step three, weaving:
before weaving, firstly placing the dyed far infrared heating functional yarn in a workshop to relax for 24 hours, and weaving the relaxed far infrared heating functional yarn into grey cloth with a double-sided plain weave structure by a flat knitting machine by adopting a double-empty tucking stitch method;
step four, after finishing:
the grey cloth is subjected to a post-treatment process to obtain the far infrared functional fabric, and the post-treatment process comprises an oxidation pretreatment process, an anti-felting finishing process, a softening and antistatic finishing process, a centrifugal dehydration process, a drying process, a pre-shrinking process and a heat setting process according to a production line.
The further improvement is that: and in the pretreatment process of the second step, the far infrared heating functional yarn is cleaned for 15min by using a pretreatment reagent with the temperature of 75 ℃, wherein the pretreatment reagent comprises 2.5g/L of cleaning agent, 2.0g/L of deoiling agent and l.0g/L of chelating agent.
The further improvement is that: and dyeing the far infrared heating functional yarn by using dyes in the dyeing procedure of the second step, wherein the dyes comprise 3.0 percent (owf) of cationic dyes, 3.0 percent (owf) of acid dyes, 2.0 percent (owf) of disperse dyes, 1.0 percent (owf) of glacial acetic acid, 2.0 percent (owf) of ammonium sulfate, 2.0 percent (owf) of dispersing agents and 5.0 percent (owf) of accelerating agents, and the bath ratio is 1: 30.
The further improvement is that: and in the soaping procedure of the second step, the far infrared heating functional yarn is soaped by a soaping agent with the temperature of 90 ℃.
The further improvement is that: the drying temperature in the drying process of the second step is 100-105 ℃.
The further improvement is that: in the third step, the knitting density of the grey fabric is as follows: 46 wales/5 cm, longitudinal density: 63 courses/5 cm.
The further improvement is that: in the oxidation pretreatment process of the fourth step, oxidation pretreatment is carried out on the grey cloth for 30-35min by using an oxidation pretreatment reagent with the temperature of 40-45 ℃, wherein the oxidation pretreatment reagent comprises 23.0ml/L of hydrogen peroxide, 2.7g/L of sodium pyrophosphate and 0.8g/L of peregal O, and the bath ratio is 1: 20.
The further improvement is that: and in the anti-felting finishing procedure of the fourth step, the grey cloth is subjected to anti-felting finishing for 30-45min by using a biological enzyme method through a biological enzyme reagent at the temperature of 30-40 ℃, wherein the biological enzyme reagent comprises 2.8% (owf) of protease, 12.0g/L of activating agent and 1.2g/L of peregal O, and the bath ratio is 1: 20.
The further improvement is that: and in the softening and antistatic finishing procedure of the fourth step, softening and antistatic finishing is carried out on the grey cloth for 20min by using a finishing agent with the temperature of 30-40 ℃, wherein the finishing agent comprises 5.0 percent (owf) of a softening agent QP and 5.0 percent (owf) of an antistatic agent, and the bath ratio is 1: 20.
The further improvement is that: and in the heat setting procedure of the fourth step, the grey cloth is set for 30s by using a heat setting machine at the temperature of 100 ℃.
The processing method of the far infrared functional fabric has the following beneficial effects:
1. according to the invention, by adopting a plied yarn core-spun spinning technology, far infrared hollow polyester fiber is taken as a core filament, wool yarns and acrylic yarns are twisted and plied to be taken as covering yarns, the covering yarns are covered outside the core filament to obtain the far infrared heating functional yarns, and the far infrared functional fabric is woven by using the far infrared heating functional yarns, so that the fabric is soft in hand feeling and has the functions of temperature rise, heat storage and medical care.
2. Compared with the traditional dyeing process, the cheese dyeing process has the characteristics of short dyeing process, high production efficiency, less sewage discharge and the like, and the obtained dyed yarns have bright colors and soft and full hand feeling, and are suitable for weaving knitted products.
3. The anti-felting finishing process adopts a biological enzyme method to replace the traditional chlorination shrink prevention, does not generate AOX polluting the environment, reduces the pollution to the environment and accords with the development concept of green spinning.
4. The after-finishing of the invention adopts a soft and antistatic finishing process to carry out soft and antistatic one-bath finishing on the grey cloth, thereby further improving the wearing comfort of the grey cloth and improving the anti-felting performance of the grey cloth after the soft finishing.
Drawings
Fig. 1 is a schematic structural diagram of far infrared heating functional yarn in an embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
A processing method of far infrared functional fabric is characterized in that: the method comprises the following steps:
step one, spinning:
far infrared hollow polyester fiber 1 is taken as a core filament, wool yarn 2 and acrylic yarn 3 are twisted and plied to be taken as covering yarns, and the covering yarns are covered outside the core filament by adopting a plied yarn core-covering technology to obtain far infrared heating functional yarn;
the spinning process in the embodiment of the invention has the following three component proportions:
1) and covering yarn: 50/50 wool/acrylon, core yarn: 100% terylene with 60S/2 yarn count and Z twist direction;
2) and covering yarn: 30/70 wool/acrylon, core yarn: 100% terylene with 80S/2 yarn count and Z twist direction;
3) and covering yarn: 50/50 wool/acrylon, core yarn: 100% terylene with 80S/2 yarn count and Z twist direction.
Step two, dyeing:
dyeing far infrared heating functional yarn by adopting a cheese dyeing process, wherein the cheese dyeing process comprises a loose bobbin winding process, a yarn loading process, a pretreatment process, a dyeing process, a soaping process, a dehydration process and a drying process according to a production line;
the winding density of the far infrared heating functional yarn after the loose winding process is 0.35-0.40g/cm3, then the far infrared heating functional yarn enters a pretreatment process after the yarn loading process, and the far infrared heating functional yarn is cleaned for 15min by a pretreatment reagent at the temperature of 75 ℃ in the pretreatment process, wherein the pretreatment reagent comprises 2.5g/L detergent, 2.0g/L degreaser and l.0g/L chelating agent; dyeing the far infrared heating functional yarn after the pretreatment process, and dyeing the far infrared heating functional yarn by using dyes in the dyeing process, wherein the dyes comprise 3.0 percent (owf) of cationic dyes, 3.0 percent (owf) of acid dyes, 2.0 percent (owf) of disperse dyes, 1.0 percent (owf) of glacial acetic acid, 2.0 percent (owf) of ammonium sulfate, 2.0 percent (owf) of dispersing agents and 5.0 percent (owf) of dyeing accelerators, and the bath ratio is 1: 30; soaping the dyed far infrared heating functional yarn by using a soaping agent with the temperature of 90 ℃ in a soaping process, dehydrating the soaped far infrared heating functional yarn to the moisture content of 65% after the dehydration process, and finally drying the dehydrated far infrared heating functional yarn at the temperature of 100-105 ℃;
step three, weaving:
before weaving, firstly placing dyed far infrared heating functional yarn in a workshop to relax for 24 hours, weaving gray fabric with a double-sided plain weave structure by passing the relaxed far infrared heating functional yarn through a flat knitting machine by adopting a double-empty tucking stitch method, wherein in the weaving process, in order to reduce the occurrence of static phenomenon, the temperature and humidity of the workshop are controlled to be 25 ℃, 65%, and the weaving density of the finally obtained gray fabric is transverse density: 46 wales/5 cm, longitudinal density: 63 courses/5 cm.
Step four, after finishing:
carrying out post-treatment on the grey cloth to obtain far infrared functional fabric, wherein the post-treatment process comprises an oxidation pretreatment process, an anti-felting finishing process, a softening and antistatic finishing process, a centrifugal dehydration process, a drying process, a pre-shrinking process and a heat setting process according to a production line;
because the covering yarns adopt the wool yarns, the wool fabrics have the felting phenomenon due to the natural structure of wool, and the fabrics need to be endowed with stable size through the anti-felting finishing, the embodiment of the invention adopts the biological enzyme method to carry out the anti-felting finishing on the grey fabrics, compared with the traditional chlorination anti-felting finishing, the AOX which can not pollute the environment is not generated, the development concept of green spinning is met, but because the permeability of the biological enzyme is slightly poor, the anti-felting effect obtained by singly using the biological enzyme to treat the fabrics is not good; therefore, the oxidation pretreatment is carried out before the biological enzyme treatment, thereby achieving the ideal anti-felting effect.
Carrying out an oxidation pretreatment process on the gray fabric, and carrying out oxidation pretreatment for 30-35min by using an oxidation pretreatment reagent at the temperature of 40-45 ℃, wherein the oxidation pretreatment reagent comprises 23.0ml/L of hydrogen peroxide, 2.7g/L of sodium pyrophosphate and 0.8g/L of peregal O, and the bath ratio is 1: 20; carrying out anti-felting finishing on the grey cloth subjected to oxidation pretreatment for 30-45min by using a biological enzyme method through a biological enzyme reagent at the temperature of 30-40 ℃, wherein the biological enzyme reagent comprises 2.8% (owf) of protease, 12.0g/L of activating agent and 1.2g/L of peregal O, and the bath ratio is 1: 20; after shrink-proof treatment, soft and antistatic one-bath finishing is carried out, the grey cloth is subjected to soft and antistatic finishing for 20min by using a finishing agent with the temperature of 30-40 ℃, the wearing comfort of the grey cloth is further improved, wherein the finishing agent comprises 5.0% (owf) of a softening agent QP and 5.0% (owf) of an antistatic agent, the bath ratio is 1:20, the felt shrinkage resistance of the soft finished grey cloth is also improved, then the soft and antistatic finished grey cloth is placed in a centrifugal dehydrator for centrifugal dehydration, then drying is carried out at the temperature of 80-90 ℃, the dried grey cloth is placed in a preshrinking machine for preshrinking, finally the grey cloth is subjected to sizing for 30s in a heat setting machine at the temperature of 100 ℃, and finally the far infrared functional fabric is obtained.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (10)
1. A processing method of far infrared functional fabric is characterized in that: the method comprises the following steps:
step one, spinning:
far infrared hollow polyester fiber is taken as a core yarn, wool yarn and acrylic yarn are twisted and plied to be taken as covering yarn, and the covering yarn is covered outside the core yarn by adopting a plied yarn core-covering technology to obtain far infrared heating functional yarn;
step two, dyeing:
dyeing far infrared heating functional yarn by adopting a cheese dyeing process, wherein the cheese dyeing process comprises a loose bobbin winding process, a yarn loading process, a pretreatment process, a dyeing process, a soaping process, a dehydration process and a drying process according to a production line;
step three, weaving:
before weaving, firstly placing the dyed far infrared heating functional yarn in a workshop to relax for 24 hours, and weaving the relaxed far infrared heating functional yarn into grey cloth with a double-sided plain weave structure by a flat knitting machine by adopting a double-empty tucking stitch method;
step four, after finishing:
the grey cloth is subjected to a post-treatment process to obtain the far infrared functional fabric, and the post-treatment process comprises an oxidation pretreatment process, an anti-felting finishing process, a softening and antistatic finishing process, a centrifugal dehydration process, a drying process, a pre-shrinking process and a heat setting process according to a production line.
2. The processing method of far infrared functional fabric according to claim 1, characterized in that: and in the pretreatment process of the second step, the far infrared heating functional yarn is cleaned for 15min by using a pretreatment reagent with the temperature of 75 ℃, wherein the pretreatment reagent comprises 2.5g/L of cleaning agent, 2.0g/L of deoiling agent and l.0g/L of chelating agent.
3. The processing method of far infrared functional fabric according to claim 1, characterized in that: and dyeing the far infrared heating functional yarn by using dyes in the dyeing procedure of the second step, wherein the dyes comprise 3.0 percent (owf) of cationic dyes, 3.0 percent (owf) of acid dyes, 2.0 percent (owf) of disperse dyes, 1.0 percent (owf) of glacial acetic acid, 2.0 percent (owf) of ammonium sulfate, 2.0 percent (owf) of dispersing agents and 5.0 percent (owf) of accelerating agents, and the bath ratio is 1: 30.
4. The processing method of far infrared functional fabric according to claim 1, characterized in that: and in the soaping procedure of the second step, the far infrared heating functional yarn is soaped by a soaping agent with the temperature of 90 ℃.
5. The processing method of far infrared functional fabric according to claim 1, characterized in that: the drying temperature in the drying process of the second step is 100-105 ℃.
6. The processing method of far infrared functional fabric according to claim 1, characterized in that: in the third step, the knitting density of the grey fabric is as follows: 46 wales/5 cm, longitudinal density: 63 courses/5 cm.
7. The processing method of far infrared functional fabric according to claim 1, characterized in that: in the oxidation pretreatment process of the fourth step, oxidation pretreatment is carried out on the grey cloth for 30-35min by using an oxidation pretreatment reagent with the temperature of 40-45 ℃, wherein the oxidation pretreatment reagent comprises 23.0ml/L of hydrogen peroxide, 2.7g/L of sodium pyrophosphate and 0.8g/L of peregal O, and the bath ratio is 1: 20.
8. The processing method of far infrared functional fabric according to claim 1, characterized in that: and in the anti-felting finishing procedure of the fourth step, the grey cloth is subjected to anti-felting finishing for 30-45min by using a biological enzyme method through a biological enzyme reagent at the temperature of 30-40 ℃, wherein the biological enzyme reagent comprises 2.8% (owf) of protease, 12.0g/L of activating agent and 1.2g/L of peregal O, and the bath ratio is 1: 20.
9. The processing method of far infrared functional fabric according to claim 1, characterized in that: and in the softening and antistatic finishing procedure of the fourth step, softening and antistatic finishing is carried out on the grey cloth for 20min by using a finishing agent with the temperature of 30-40 ℃, wherein the finishing agent comprises 5.0 percent (owf) of a softening agent QP and 5.0 percent (owf) of an antistatic agent, and the bath ratio is 1: 20.
10. The processing method of far infrared functional fabric according to claim 1, characterized in that: and in the heat setting procedure of the fourth step, the grey cloth is set for 30s by using a heat setting machine at the temperature of 100 ℃.
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