CN114263056A - Novel dyeing process for polyester cotton spandex terry - Google Patents
Novel dyeing process for polyester cotton spandex terry Download PDFInfo
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- CN114263056A CN114263056A CN202111644778.2A CN202111644778A CN114263056A CN 114263056 A CN114263056 A CN 114263056A CN 202111644778 A CN202111644778 A CN 202111644778A CN 114263056 A CN114263056 A CN 114263056A
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Abstract
The invention provides a novel dyeing process for polyester cotton spandex terry, which relates to the technical field of textile fabrics and solves the problems that the existing textile fabrics are easy to generate creases, indentation, reverse sticking and unqualified color fastness in the printing and dyeing process, and comprises the following steps: preparing gray cloth, turning seams, entering a vat, pretreating, neutralizing, dyeing and washing, acid reduction cleaning, hot washing for one time, cold washing for one time, dyeing cotton, soaping, hot washing for two times, cold washing for two times, fixing colors and discharging from the vat, wherein the pretreating process comprises the steps of sequentially adding in a bath: refining oil removal agent 2% owf; sodium hydroxide 4% owf; hydrogen peroxide 4% owf; oxygen bleach stabiliser 0.5% owf; the sodium hydroxide accounts for 30 percent of the specific gravity, the hydrogen peroxide accounts for 28 percent of the specific gravity, wherein the bath ratio is 1:3.5, water 2 ' is added at room temperature, the temperature is increased to 100 ℃ at the speed of 1 ℃/min after the auxiliary agent 2 ' is added, the temperature is kept at 30 ', and then the temperature is reduced to 60 ℃ at the speed of 1 ℃/min for neutralization treatment.
Description
Technical Field
The invention belongs to the technical field of textile fabrics, and particularly relates to a novel dyeing process of polyester cotton spandex looped pile fabric.
Background
Along with the development of science and technology and the increase of economy, the consumption level of people is continuously improved, meanwhile, the requirements of various aspects of the garment fabric are greatly changed, and the requirements are gradually extended to various special functions from the original basic shielding body to cold-resisting and warm-keeping, so that people can put forward higher requirements on the wearability of the garment fabric while advocating a natural and healthy life style, and various functional and comfortable textile products are produced.
Based on the above, the present inventors found that the following problems exist: the phenomena of crease, indentation, reverse sticking and unqualified color fastness are easily generated in the printing and dyeing process of the existing textile fabric.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a novel dyeing process for polyester cotton spandex terry cloth is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a novel dyeing process for polyester cotton spandex looped pile fabric, which aims to solve the problems that the existing textile fabric is easy to generate creases, indentation, reverse sticking and unqualified color fastness in the printing and dyeing process.
The purpose and the effect of the novel dyeing process of the polyester cotton spandex terry are achieved by the following specific technical means:
a novel dyeing process of polyester cotton spandex terry cloth comprises the following steps:
preparing gray cloth, turning seams, entering a vat, pretreating, neutralizing, dyeing and washing, acid reduction cleaning, primary hot washing, primary cold washing, dyeing cotton, soaping, secondary hot washing, secondary cold washing, color fixing and discharging from the vat, wherein:
the pretreatment process comprises the following steps of sequentially adding:
refining oil removal agent 2% owf;
sodium hydroxide 4% owf;
hydrogen peroxide 4% owf;
oxygen bleach stabiliser 0.5% owf;
the sodium hydroxide accounts for 30% of the specific gravity, the hydrogen peroxide accounts for 28% of the specific gravity, the bath ratio is 1:3.5, water 2 ' is added at room temperature, the temperature is increased to 100 ℃ at the speed of 1 ℃/min after the auxiliary agent 2 ' is added, the temperature is maintained at 30 ', and then the temperature is reduced to 60 ℃ at the speed of 1 ℃/min for neutralization treatment.
Further, the dyeing and washing process comprises the following steps of sequentially adding into the bath: 28g/L of high-temperature leveling agent; 0.5g/L of sodium acetate; disperse red 3% owf; disperse yellow 2.5% owf; disperse blue 2% owf; wherein the bath ratio is 1:1.5, the dyeing temperature is 60 ℃, the auxiliary agent is added, the PH value is maintained at 20 ', the temperature is increased to 701 ℃ at 3 ℃/min after the detection, the temperature is increased to 120 ℃ at 1.5 ℃/min for treatment, the temperature is increased to 125-130 ℃ at 2 ℃/min for treatment, the temperature is decreased to 110 ℃ at 2 ℃/min after the treatment, the temperature is decreased to 70 ℃ at 1 ℃/min again, and water is discharged 4'.
Further, the acid reduction cleaning process comprises the steps of adding 2% owf of an acid reduction cleaning agent into the bath, adding 2 'of an auxiliary agent into water at room temperature, heating to 80 ℃ at 1 ℃/min, keeping the temperature at 30', cooling to 60 ℃ at 1 ℃/min, and discharging liquid, wherein the temperature of the primary hot washing water is 60 ℃, and the washing time is 30 min.
Further, the cotton dyeing process comprises the following steps of sequentially adding in a bath: neutral enzyme 0.4% owf; 0.5g/L of leveling agent for cotton; reactive red 3% owf; reactive yellow 2% owf;
active blue 2.5% owf; 20-60g/L of anhydrous sodium sulphate; 10-30g/L of soda ash;
wherein the bath ratio is 1:3.5, adding an auxiliary agent into clear water, stirring for 3 ', adding a dye, standing for 6', adding 1/2 anhydrous sodium sulphate to increase the concentration to 70%, standing for 6 ', adding 1/2 anhydrous sodium sulphate, heating to 70 ℃ at a speed of 2 ℃/min, keeping for 20min, cooling to 60 ℃ at a speed of 1 ℃/min, standing for 6', keeping the dye concentration in the clear water at 90%, adding 1/10 soda again, standing for 30min, adding 9/10 soda again, keeping the water temperature at 60 ℃, and reducing the concentration in the clear water to 70%.
Further, the temperature of the secondary hot washing water is 60 ℃, the washing time is 30min, the temperature of the soaping water is 60 ℃, the washing time is 10 mm, and finally the temperature is reduced to the room temperature at 1 ℃/min.
Further, the color fixing solution of the color fixing process comprises 20g/L of soda ash and 3g/L of caustic soda, the bath ratio is 1: 35, and the color fixing time is 30 min.
The polyester cotton spandex looped fabric based on claims 1-6 is formed by weaving 32S/1 cotton, 150D/48F polyester and 40D spandex looped fabric into a blank fabric with a single-side weave structure, and the composition content of the polyester cotton spandex looped fabric is 36%, 58% and 6% in proportion.
Compared with the prior art, the invention has the following beneficial effects:
the polyester cotton spandex terry cloth has good wearability, and has the stiffness and scraping performance of the woven fabric and the comfort of the knitted fabric; meanwhile, a specific heating process is selected to solve crease marks and impressions, the conventional process is broken through, the traditional reduction cleaning process of caustic soda and sodium hydrosulfite is eliminated, an acid reduction cleaning process is adopted greatly, the phenomenon of reverse sticking is thoroughly solved, and the color fastness of the product is greatly improved.
Drawings
FIG. 1 is a graph showing a novel dyeing process of polyester cotton spandex terry cloth.
FIG. 2 is a polyester dyeing curve diagram of the novel dyeing process of polyester cotton spandex terry cloth.
FIG. 3 is a reduction cleaning process curve diagram of a novel dyeing process of polyester cotton spandex terry cloth.
FIG. 4 is a cotton dyeing process curve diagram of the novel dyeing process of polyester cotton spandex terry cloth.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
the invention provides a novel dyeing process of polyester cotton spandex terry, which comprises the following steps:
preparing gray cloth, turning seams, entering a vat, pretreating, neutralizing, dyeing and washing, acid reduction cleaning, primary hot washing, primary cold washing, dyeing cotton, soaping, secondary hot washing, secondary cold washing, color fixing and discharging from the vat, wherein:
the pretreatment process comprises the following steps of sequentially adding:
refining oil removal agent 2% owf;
sodium hydroxide 4% owf;
hydrogen peroxide 4% owf;
oxygen bleach stabiliser 0.5% owf;
the sodium hydroxide accounts for 30% of the specific gravity, the hydrogen peroxide accounts for 28% of the specific gravity, the bath ratio is 1:3.5, water 2 ' is added at room temperature, the temperature is increased to 100 ℃ at the speed of 1 ℃/min after the auxiliary agent 2 ' is added, the temperature is maintained at 30 ', and then the temperature is reduced to 60 ℃ at the speed of 1 ℃/min for neutralization treatment.
Wherein, the dyeing and washing process comprises the following steps of sequentially adding: 28g/L of high-temperature leveling agent; 0.5g/L of sodium acetate; disperse red 3% owf; disperse yellow 2.5% owf; disperse blue 2% owf; wherein the bath ratio is 1:1.5, the dyeing temperature is 60 ℃, the auxiliary agent is added, the PH value is maintained at 20 ', the temperature is increased to 701 ℃ at 3 ℃/min after the detection, the temperature is increased to 120 ℃ at 1.5 ℃/min for treatment, the temperature is increased to 125-130 ℃ at 2 ℃/min for treatment, the temperature is decreased to 110 ℃ at 2 ℃/min after the treatment, the temperature is decreased to 70 ℃ at 1 ℃/min again, and water is discharged 4'.
The acid reduction cleaning process comprises the steps of adding 2% owf of an acid reduction cleaning agent into a bath, adding 2 'of an auxiliary agent into water at room temperature, heating to 80 ℃ at 1 ℃/min, keeping the temperature at 30', cooling to 60 ℃ at 1 ℃/min, and discharging liquid, wherein the temperature of primary hot washing water is 60 ℃, and the washing time is 30 min.
Wherein, the cotton dyeing process comprises the following steps of sequentially adding in a bath: neutral enzyme 0.4% owf; 0.5g/L of leveling agent for cotton; reactive red 3% owf; reactive yellow 2% owf;
active blue 2.5% owf; 20-60g/L of anhydrous sodium sulphate; 10-30g/L of soda ash;
wherein the bath ratio is 1:3.5, adding an auxiliary agent into clear water, stirring for 3 ', adding a dye, standing for 6', adding 1/2 anhydrous sodium sulphate to increase the concentration to 70%, standing for 6 ', adding 1/2 anhydrous sodium sulphate, heating to 70 ℃ at a speed of 2 ℃/min, keeping for 20min, cooling to 60 ℃ at a speed of 1 ℃/min, standing for 6', keeping the dye concentration in the clear water at 90%, adding 1/10 soda again, standing for 30min, adding 9/10 soda again, keeping the water temperature at 60 ℃, and reducing the concentration in the clear water to 70%.
Wherein the temperature of the secondary hot washing water is 60 ℃, the washing time is 30min, the temperature of the soaping water is 60 ℃, the washing time is 10 mm, and finally the temperature is reduced to the room temperature at 1 ℃/min.
The color fixing solution of the color fixing process comprises 20g/L of sodium carbonate and 3g/L of caustic soda, the bath ratio is 1: 35, and the color fixing time is 30 min.
The polyester cotton spandex looped fabric based on claims 1-6 is formed by weaving 32S/1 cotton, 150D/48F polyester and 40D spandex looped fabric into a blank fabric with a single-side weave structure, and the composition content of the polyester cotton spandex looped fabric is 36%, 58% and 6% in proportion.
The specific use mode and function of the embodiment are as follows:
according to the invention, the gray cloth is processed according to a plurality of processes such as seam turning, cylinder entering, pretreatment, neutralization, dyeing and washing, acid reduction cleaning, primary hot washing, primary cold washing, cotton dyeing, soaping, secondary hot washing, secondary cold washing, color fixation, cylinder discharging and the like to obtain the polyester cotton spandex looped pile cloth which has good wearability, namely the weaving fabric has the stiffness and the scraping property and the knitting fabric comfortableness; meanwhile, a specific heating process is selected to solve crease marks and impressions, the conventional process is broken through, the traditional reduction cleaning process of caustic soda and sodium hydrosulfite is eliminated, an acid reduction cleaning process is adopted greatly, the phenomenon of reverse sticking is thoroughly solved, and the color fastness of the product is greatly improved.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A novel dyeing process of polyester cotton spandex terry cloth comprises the following steps:
preparing gray cloth, turning seams, entering a vat, pretreating, neutralizing, dyeing and washing, acid reduction cleaning, primary hot washing, primary cold washing, dyeing cotton, soaping, secondary hot washing, secondary cold washing, color fixing and discharging from the vat, wherein:
the pretreatment process comprises the following steps of sequentially adding:
refining oil removal agent 2% owf;
sodium hydroxide 4% owf;
hydrogen peroxide 4% owf;
oxygen bleach stabiliser 0.5% owf;
the sodium hydroxide accounts for 30% of the specific gravity, the hydrogen peroxide accounts for 28% of the specific gravity, the bath ratio is 1:3.5, water 2 ' is added at room temperature, the temperature is increased to 100 ℃ at the speed of 1 ℃/min after the auxiliary agent 2 ' is added, the temperature is maintained at 30 ', and then the temperature is reduced to 60 ℃ at the speed of 1 ℃/min for neutralization treatment.
2. The novel dyeing process of polyester cotton spandex terry cloth as claimed in claim 1, characterized in that: the dyeing and washing process comprises the following steps of sequentially adding: 28g/L of high-temperature leveling agent; 0.5g/L of sodium acetate; disperse red 3% owf; disperse yellow 2.5% owf; disperse blue 2% owf; wherein the bath ratio is 1:1.5, the dyeing temperature is 60 ℃, the auxiliary agent is added, the PH value is maintained at 20 ', the temperature is increased to 701 ℃ at 3 ℃/min after the detection, the temperature is increased to 120 ℃ at 1.5 ℃/min for treatment, the temperature is increased to 125-130 ℃ at 2 ℃/min for treatment, the temperature is decreased to 110 ℃ at 2 ℃/min after the treatment, the temperature is decreased to 70 ℃ at 1 ℃/min again, and water is discharged 4'.
3. The novel dyeing process of polyester cotton spandex terry cloth as claimed in claim 1, characterized in that: the acid reduction cleaning process comprises the steps of adding 2% owf of an acid reduction cleaning agent into a bath, adding 2 'of an auxiliary agent into water at room temperature, heating to 80 ℃ at 1 ℃/min, keeping the temperature at 30', cooling to 60 ℃ at 1 ℃/min, and discharging liquid, wherein the temperature of primary hot washing water is 60 ℃, and the washing time is 30 min.
4. The novel dyeing process of polyester cotton spandex terry cloth as claimed in claim 1, characterized in that: the cotton dyeing process comprises the following steps of: neutral enzyme 0.4% owf; 0.5g/L of leveling agent for cotton; reactive red 3% owf; reactive yellow 2% owf;
active blue 2.5% owf; 20-60g/L of anhydrous sodium sulphate; 10-30g/L of soda ash;
wherein the bath ratio is 1:3.5, adding an auxiliary agent into clear water, stirring for 3 ', adding a dye, standing for 6', adding 1/2 anhydrous sodium sulphate to increase the concentration to 70%, standing for 6 ', adding 1/2 anhydrous sodium sulphate, heating to 70 ℃ at a speed of 2 ℃/min, keeping for 20min, cooling to 60 ℃ at a speed of 1 ℃/min, standing for 6', keeping the dye concentration in the clear water at 90%, adding 1/10 soda again, standing for 30min, adding 9/10 soda again, keeping the water temperature at 60 ℃, and reducing the concentration in the clear water to 70%.
5. The novel dyeing process of polyester cotton spandex terry cloth as claimed in claim 1, characterized in that: the temperature of the secondary hot washing water is 60 ℃, the washing time is 30min, the temperature of the soaping water is 60 ℃, the washing time is 10 mm, and finally the temperature is reduced to the room temperature at 1 ℃/min.
6. The novel dyeing process of polyester cotton spandex terry cloth as claimed in claim 1, characterized in that: the color fixing solution of the color fixing process comprises 20g/L of sodium carbonate and 3g/L of caustic soda, the bath ratio is 1: 35, and the color fixing time is 30 min.
7. The polyester cotton spandex looped fabric based on claims 1-6 is formed by weaving 32S/1 cotton, 150D/48F polyester and 40D spandex looped fabric into a blank fabric with a single-side weave structure, and the composition content of the polyester cotton spandex looped fabric is 36%, 58% and 6% in proportion.
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| CN202111644778.2A CN114263056A (en) | 2021-12-30 | 2021-12-30 | Novel dyeing process for polyester cotton spandex terry |
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| CN202111644778.2A CN114263056A (en) | 2021-12-30 | 2021-12-30 | Novel dyeing process for polyester cotton spandex terry |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06136670A (en) * | 1992-10-28 | 1994-05-17 | Mitsubishi Kasei Hoechst Kk | Method for dyeing polyester-cotton mixed fiber |
| CN104213442A (en) * | 2014-08-20 | 2014-12-17 | 张家港互益染整有限公司 | Short-process dyeing method of polyester-cotton knitted fabric |
| CN204509626U (en) * | 2014-05-08 | 2015-07-29 | 宁波大千纺织品有限公司 | A kind of fabric of knitting corduroy |
| CN105369651A (en) * | 2015-11-26 | 2016-03-02 | 绍兴海神印染制衣有限公司 | Polyester, cotton and spandex mixed fabric dyeing technology |
| CN106948195A (en) * | 2017-01-20 | 2017-07-14 | 福建凤竹纺织科技股份有限公司 | A kind of dyeing and finishing technology of polyester-cotton fabric |
| CN107794784A (en) * | 2017-11-06 | 2018-03-13 | 福建凤竹纺织科技股份有限公司 | A kind of energy-saving dyeing technique of cotton knitwear |
-
2021
- 2021-12-30 CN CN202111644778.2A patent/CN114263056A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06136670A (en) * | 1992-10-28 | 1994-05-17 | Mitsubishi Kasei Hoechst Kk | Method for dyeing polyester-cotton mixed fiber |
| CN204509626U (en) * | 2014-05-08 | 2015-07-29 | 宁波大千纺织品有限公司 | A kind of fabric of knitting corduroy |
| CN104213442A (en) * | 2014-08-20 | 2014-12-17 | 张家港互益染整有限公司 | Short-process dyeing method of polyester-cotton knitted fabric |
| CN105369651A (en) * | 2015-11-26 | 2016-03-02 | 绍兴海神印染制衣有限公司 | Polyester, cotton and spandex mixed fabric dyeing technology |
| CN106948195A (en) * | 2017-01-20 | 2017-07-14 | 福建凤竹纺织科技股份有限公司 | A kind of dyeing and finishing technology of polyester-cotton fabric |
| CN107794784A (en) * | 2017-11-06 | 2018-03-13 | 福建凤竹纺织科技股份有限公司 | A kind of energy-saving dyeing technique of cotton knitwear |
Non-Patent Citations (1)
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| 李志康等: "涤纶弹力针织物皂洗色牢度的提高", 印染技术, no. 5, pages 51 - 53 * |
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