CN113089341A - Production process of polyester cotton fabric with high color fastness - Google Patents
Production process of polyester cotton fabric with high color fastness Download PDFInfo
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- CN113089341A CN113089341A CN202110427153.4A CN202110427153A CN113089341A CN 113089341 A CN113089341 A CN 113089341A CN 202110427153 A CN202110427153 A CN 202110427153A CN 113089341 A CN113089341 A CN 113089341A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/34—Material containing ester groups
- D06P3/52—Polyesters
- D06P3/54—Polyesters using dispersed dyestuffs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/16—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dispersed, e.g. acetate, dyestuffs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/46—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing natural macromolecular substances or derivatives thereof
- D06P1/48—Derivatives of carbohydrates
- D06P1/50—Derivatives of cellulose
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/52—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
- D06P1/5264—Macromolecular compounds obtained otherwise than by reactions involving only unsaturated carbon-to-carbon bonds
- D06P1/5271—Polyesters; Polycarbonates; Alkyd resins
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/58—Material containing hydroxyl groups
- D06P3/60—Natural or regenerated cellulose
- D06P3/6033—Natural or regenerated cellulose using dispersed dyes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/02—After-treatment
- D06P5/04—After-treatment with organic compounds
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coloring (AREA)
Abstract
The invention discloses a production process of polyester cotton cloth with high color fastness, which comprises the following steps: step one, pretreatment; dyeing the terylene by using hyperbranched polyester quaternary ammonium salt; step three, cleaning for the first time; dyeing cotton fibers, namely using hyperbranched cellulose nanofibers; step five, secondary cleaning: adopting a cotton reactive dye cleaning agent to remove the loose color remained on the polyester cotton cloth in the previous step; step six, color fixation: fixing color of polyester-cotton fabric padded with the color fixing agent solution by using a non-aqueous medium; the fixation temperature is 95-100 ℃ during fixation. According to the production process of the polyester-cotton fabric with high color fastness, the hyperbranched polyester quaternary ammonium salt and the hyperbranched cellulose nanofiber are respectively added when polyester or cotton is respectively dyed and can be respectively combined with the polyester or cotton fiber to form a cavity for containing dye, so that the dye is not easy to fall off from the surface of the fiber when being washed, and the color fastness of the polyester-cotton fabric is improved.
Description
Technical Field
The invention relates to the technical field of production of polyester cotton cloth, in particular to a production process of polyester cotton cloth with high color fastness.
Background
The conventional dyeing method of the polyester-cotton blended fabric always adopts a two-bath dyeing process because the difference between the two fibers and the selected dye in the process condition requirements is larger. The two-bath method refers to that two dyes are dyed separately according to different dye baths and different processes, and can dye terylene by using the disperse dye first and then dye cotton by using the reactive dye, and can dye the terylene by using the disperse dye first and then dye the cotton by using the reactive dye. The conventional two-bath dyeing process includes dyeing polyester fiber with disperse dye at high temperature (130 deg.c), reducing and washing, and dyeing cotton fiber with reactive dye at normal temperature (below 100 deg.c). The dyeing temperature of cotton fiber is different with different types of reactive dyes. However, the color fastness of polyester cotton cloth treated by the conventional dyeing method is about 3 generally, and can reach 3-4 in a smaller case, and the conventional method cannot meet the requirements of fabrics with high color fastness requirements.
Disclosure of Invention
The invention aims to provide a production process of polyester-cotton cloth with high color fastness, so that the dyed polyester-cotton cloth has high color fastness.
In order to solve the technical problem, the invention aims to realize that:
the invention relates to a production process of polyester cotton cloth with high color fastness, which comprises the following steps:
step one, pretreatment: treating the polyester cotton fabric by using pretreatment liquid, wherein the treatment temperature is 85-90 ℃, and the treatment time is 30-40 min; the pretreatment liquid comprises 20-30 parts by mass of a chelating dispersant, 15-20 parts by mass of sodium silicate, 10-15 parts by mass of a penetrating agent, 15-20 parts by mass of dodecyl aminopropionic acid, 5-10 parts by mass of fatty alcohol-polyvinyl ether and 5-10 parts by mass of deionized water with 100 parts by mass of sodium carbonate;
step two, dyeing the terylene: adding a dyeing disperse dye, a stabilizer EL-SF, a hyperbranched polyester quaternary ammonium salt and a leveling agent at 55-60 ℃, adjusting the pH value to 5-6 by acetic acid, heating to 70-77 ℃ at the speed of 1-2 ℃/min, keeping for 10-15min, heating to 125-130 ℃ at the speed of 0.5-1 ℃/min, and keeping for 30-40 min; then cooling to 50-55 ℃ at the speed of 1-2 ℃/min;
step three, first cleaning: washing off the loose color on the polyester-cotton fabric by using a cleaning agent, wherein the concentration of the cleaning agent is 1.5-2g/L, the temperature is 92-98 ℃, and the treatment time is 8-10 min;
step four, dyeing cotton fibers: adding half of the dosage of KN type disperse dye, hyperbranched cellulose nanofiber, anhydrous sodium sulphate and sodium carbonate at 35-40 ℃, heating to 65-70 ℃ at the speed of 1-2 ℃/min, adding the other half of the dosage of sodium carbonate, keeping for 60-90min, cooling to room temperature at the speed of 1-2 ℃/min, and washing with cold water;
step five, secondary cleaning: adopting a cotton reactive dye cleaning agent to remove the loose color remained on the polyester cotton cloth in the previous step;
step six, color fixation: fixing color of polyester-cotton fabric padded with the color fixing agent solution by using a non-aqueous medium; the fixation temperature is 95-100 ℃ during fixation.
On the basis of the above scheme and as a preferable scheme of the scheme: the non-aqueous medium used in color fixation is an organic solvent with low viscosity, high boiling point and low surface tension, and is an easily-recycled solvent which is not mutually soluble with water and can not dissolve reactive dyes:
the viscosity of the non-aqueous medium is<50mm2/s；
The boiling point of the nonaqueous medium is 150-300 ℃;
the surface tension of the non-aqueous medium is 15 to 25dyn/cm (25 ℃).
On the basis of the above scheme and as a preferable scheme of the scheme: the cleaning agent used in the third step is an acid reducing cleaning agent.
On the basis of the above scheme and as a preferable scheme of the scheme: 1.5g/L of cotton reactive dye cleaning agent, 85-90 ℃ for 20min, taking out the fabric after cleaning, washing with cold water, and drying.
On the basis of the above scheme and as a preferable scheme of the scheme: in the fifth step, the color fixing agent is a tannin color fixing agent
The invention has the beneficial effects that: according to the production process of the polyester-cotton fabric with high color fastness, the hyperbranched polyester quaternary ammonium salt and the hyperbranched cellulose nanofiber are respectively added when polyester or cotton is respectively dyed and can be respectively combined with the polyester or cotton fiber to form a cavity for containing dye, so that the dye is not easy to fall off from the surface of the fiber when being washed, and the color fastness of the polyester-cotton fabric is improved.
Detailed Description
The present invention is further illustrated by the following specific examples.
Example one
The production process of the polyester cotton fabric with high color fastness comprises the following steps:
step one, pretreatment: treating the polyester-cotton fabric by using pretreatment liquid, wherein the treatment temperature is 85 ℃, and the treatment time is 30 min; the pretreatment liquid comprises 20 parts by mass of a chelating dispersant, 15 parts by mass of sodium silicate, 10 parts by mass of a penetrating agent, 15 parts by mass of dodecyl aminopropionic acid, 5 parts by mass of fatty alcohol-polyvinyl ether and 5 parts by mass of 100 parts by mass of sodium carbonate deionized water. The used polyester-cotton fabric is woven polyester-cotton blended fabric, and the gram weight is 120 grams per square meter.
Step two, dyeing the terylene: adding a dyeing disperse dye, hyperbranched cellulose nanofiber, a stabilizer EL-SF, a hyperbranched polyester quaternary ammonium salt and a leveling agent at 55 ℃, adjusting the pH value to 5-6 by acetic acid, heating to 70 ℃ at the speed of 1 ℃/min, keeping for 10min, heating to 125 ℃ at the speed of 0.5 ℃/min, and keeping for 30 min; then the temperature is reduced to 50 ℃ at the speed of 1 ℃/min. The dosage of the disperse dye is 3% o.w.f, the dosage of the hyperbranched cellulose nanofiber is 0.5% o.w.f, the dosage of the stabilizer EL-SF is 5g/L, the dosage of the hyperbranched polyester quaternary ammonium salt is 3g/L, and the dosage of the leveling agent is 3 g/L.
Step three, first cleaning: the loose color on the polyester-cotton cloth is washed away by a cleaning agent, the concentration of the cleaning agent is 1.5g/L, the temperature is 92 ℃, and the treatment time is 8 min. The cleaning agent used is an acidic reducing cleaning agent.
Step four, dyeing cotton fibers: adding half of the dosage of KN type disperse dye, anhydrous sodium sulphate and sodium carbonate at 35 ℃, heating to 65 ℃ at the speed of 1 ℃/min, adding the other half of the dosage of sodium carbonate, keeping for 60min, cooling to room temperature at the speed of 1 ℃/min, and washing with cold water;
step five, secondary cleaning: and (3) adopting a cotton reactive dye cleaning agent to remove the loose color remained on the polyester-cotton fabric in the previous step. The cotton reactive dye cleaning agent is 1.5g/L, the temperature is 85 ℃, the time is 20min, the fabric is taken out after cleaning, and the fabric is washed by cold water and dried.
Step six, color fixation: fixing color of polyester-cotton fabric padded with the color fixing agent solution by using a non-aqueous medium; the color fixing temperature in the color fixing process is 95 ℃, and the color fixing agent is a tannin color fixing agent.
The non-aqueous medium used in color fixation is an organic solvent with low viscosity, high boiling point and low surface tension, and is an easily-recycled solvent which is not mutually soluble with water and can not dissolve reactive dyes:
the viscosity of the non-aqueous medium is<50mm2/s；
The boiling point of the nonaqueous medium is 150-300 ℃;
the surface tension of the non-aqueous medium is 15 to 25dyn/cm (25 ℃).
Example two
The production process of the polyester cotton fabric with high color fastness comprises the following steps:
step one, pretreatment: treating the polyester-cotton fabric by using pretreatment liquid, wherein the treatment temperature is 90 ℃, and the treatment time is 40 min; the pretreatment liquid comprises 30 parts by mass of a chelating dispersant, 20 parts by mass of sodium silicate, 15 parts by mass of a penetrating agent, 20 parts by mass of dodecyl aminopropionic acid, 10 parts by mass of fatty alcohol-polyvinyl ether and 10 parts by mass of 100 parts by mass of sodium carbonate and deionized water. The used polyester-cotton fabric is polyester-cotton blended knitted fabric, and the gram weight is 120 grams per square meter.
Step two, dyeing the terylene: adding a dyeing disperse dye, hyperbranched cellulose nanofiber, a stabilizer EL-SF, a hyperbranched polyester quaternary ammonium salt and a leveling agent at 60 ℃, adjusting the pH value to be 5-6 by acetic acid, heating to 77 ℃ at the speed of 2 ℃/min, keeping for 15min, heating to 130 ℃ at the speed of 1 ℃/min, and keeping for 40 min; then the temperature is reduced to 55 ℃ at the speed of 2 ℃/min. The dosage of the disperse dye is 5% o.w.f, the dosage of the hyperbranched cellulose nanofiber is 1% o.w.f, the dosage of the stabilizer EL-SF is 10g/L, the dosage of the hyperbranched polyester quaternary ammonium salt is 5g/L, and the dosage of the leveling agent is 5 g/L.
Step three, first cleaning: the loose color on the polyester-cotton fabric is washed away by a cleaning agent, the concentration of the cleaning agent is 2g/L, the temperature is 98 ℃, and the treatment time is 10 min. The cleaning agent used is an acidic reducing cleaning agent.
Step four, dyeing cotton fibers: adding half of the dosage of KN type disperse dye, anhydrous sodium sulphate and sodium carbonate at 40 ℃, heating to 70 ℃ at the speed of 2 ℃/min, adding the other half of the dosage of sodium carbonate, keeping for 90min, cooling to room temperature at the speed of 2 ℃/min, and washing with cold water;
step five, secondary cleaning: and (3) adopting a cotton reactive dye cleaning agent to remove the loose color remained on the polyester-cotton fabric in the previous step. The cotton reactive dye cleaning agent is 1.5g/L, the temperature is 90 ℃, the time is 20min, the fabric is taken out after cleaning, and the fabric is washed by cold water and dried.
Step six, color fixation: fixing color of polyester-cotton fabric padded with the color fixing agent solution by using a non-aqueous medium; the color fixing temperature in the color fixing process is 100 ℃, and the color fixing agent is a tannin color fixing agent.
The non-aqueous medium used in color fixation is an organic solvent with low viscosity, high boiling point and low surface tension, and is an easily-recycled solvent which is not mutually soluble with water and can not dissolve reactive dyes:
the viscosity of the non-aqueous medium is<50mm2/s；
The boiling point of the nonaqueous medium is 150-300 ℃;
the surface tension of the non-aqueous medium is 15 to 25dyn/cm (25 ℃).
The color fastness of the polyester-cotton fabric prepared in the first and second examples is compared with that of the polyester-cotton woven fabric and the polyester-cotton knitted fabric purchased in the market, and the result is shown in the following table. The polyester-cotton woven fabric is taken as a first comparative example, and the polyester-cotton knitted fabric is taken as a second comparative example.
As can be seen from the table above, the polyester cotton fabrics prepared in the first and second examples have good color fastness.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (5)
1. A production process of polyester cotton cloth with high color fastness is characterized by comprising the following steps:
step one, pretreatment: treating the polyester cotton fabric by using pretreatment liquid, wherein the treatment temperature is 85-90 ℃, and the treatment time is 30-40 min; the pretreatment liquid comprises 20-30 parts by mass of a chelating dispersant, 15-20 parts by mass of sodium silicate, 10-15 parts by mass of a penetrating agent, 15-20 parts by mass of dodecyl aminopropionic acid, 5-10 parts by mass of fatty alcohol-polyvinyl ether and 5-10 parts by mass of deionized water with 100 parts by mass of sodium carbonate;
step two, dyeing the terylene: adding a dyeing disperse dye, a stabilizer EL-SF, a hyperbranched polyester quaternary ammonium salt and a leveling agent at 55-60 ℃, adjusting the pH value to 5-6 by acetic acid, heating to 70-77 ℃ at the speed of 1-2 ℃/min, keeping for 10-15min, heating to 125-130 ℃ at the speed of 0.5-1 ℃/min, and keeping for 30-40 min; then cooling to 50-55 ℃ at the speed of 1-2 ℃/min;
step three, first cleaning: washing off the loose color on the polyester-cotton fabric by using a cleaning agent, wherein the concentration of the cleaning agent is 1.5-2g/L, the temperature is 92-98 ℃, and the treatment time is 8-10 min;
step four, dyeing cotton fibers: adding half of the dosage of KN type disperse dye, hyperbranched cellulose nanofiber, anhydrous sodium sulphate and sodium carbonate at 35-40 ℃, heating to 65-70 ℃ at the speed of 1-2 ℃/min, adding the other half of the dosage of sodium carbonate, keeping for 60-90min, cooling to room temperature at the speed of 1-2 ℃/min, and washing with cold water;
step five, secondary cleaning: adopting a cotton reactive dye cleaning agent to remove the loose color remained on the polyester cotton cloth in the previous step;
step six, color fixation: fixing color of polyester-cotton fabric padded with the color fixing agent solution by using a non-aqueous medium; the fixation temperature is 95-100 ℃ during fixation.
2. The process for producing polyester cotton cloth with high color fastness as claimed in claim 1, wherein the non-aqueous medium used in fixing color is organic solvent with low viscosity, high boiling point and low surface tension, which is easily recyclable solvent that is not miscible with water and can not dissolve reactive dye:
the viscosity of the non-aqueous medium is<50mm2/s；
The boiling point of the nonaqueous medium is 150-300 ℃;
the surface tension of the non-aqueous medium is 15 to 25dyn/cm (25 ℃).
3. The production process of the high-color-fastness polyester cotton fabric according to claim 1, wherein the cleaning agent used in the third step is an acidic reducing cleaning agent.
4. The production process of the high-color-fastness polyester cotton fabric according to claim 1, characterized in that in the fifth step, the cotton reactive dye cleaning agent is 1.5g/L, the temperature is 85-90 ℃, the fabric is taken out after cleaning, and the fabric is washed with cold water and dried.
5. The production process of the high-color-fastness polyester cotton fabric as claimed in claim 6, wherein in the fifth step, the color fixing agent is a tannin color fixing agent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110427153.4A CN113089341A (en) | 2021-04-21 | 2021-04-21 | Production process of polyester cotton fabric with high color fastness |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110427153.4A CN113089341A (en) | 2021-04-21 | 2021-04-21 | Production process of polyester cotton fabric with high color fastness |
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| CN202110427153.4A Withdrawn CN113089341A (en) | 2021-04-21 | 2021-04-21 | Production process of polyester cotton fabric with high color fastness |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012232A (en) * | 2022-06-27 | 2022-09-06 | 枣庄市聚信新材料科技有限公司 | Dyeing auxiliary of reactive dye and reactive dye dyeing and finishing method |
| CN115434165A (en) * | 2022-09-01 | 2022-12-06 | 桐乡市龙翔纺织有限责任公司 | Production process of skin-imitated knitted microfiber fabric |
-
2021
- 2021-04-21 CN CN202110427153.4A patent/CN113089341A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115012232A (en) * | 2022-06-27 | 2022-09-06 | 枣庄市聚信新材料科技有限公司 | Dyeing auxiliary of reactive dye and reactive dye dyeing and finishing method |
| CN115434165A (en) * | 2022-09-01 | 2022-12-06 | 桐乡市龙翔纺织有限责任公司 | Production process of skin-imitated knitted microfiber fabric |
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