CN110698878B - Preparation and dyeing method of cotton fiber dyeable red koji red pigment natural dye - Google Patents
Preparation and dyeing method of cotton fiber dyeable red koji red pigment natural dye Download PDFInfo
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- CN110698878B CN110698878B CN201911016990.7A CN201911016990A CN110698878B CN 110698878 B CN110698878 B CN 110698878B CN 201911016990 A CN201911016990 A CN 201911016990A CN 110698878 B CN110698878 B CN 110698878B
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B61/00—Dyes of natural origin prepared from natural sources, e.g. vegetable sources
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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
- D06P1/34—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 natural 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
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
- D06P1/67358—Halides or oxyhalides
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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
- D06P3/58—Material containing hydroxyl groups
- D06P3/60—Natural or regenerated cellulose
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- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention discloses a preparation and dyeing method of a cotton fiber dyeable red koji red pigment natural dye, which comprises the following steps: (1) extracting a dye: adopting a water-alcohol immersion extraction method, taking water-alcohol as a solvent, immersing a pigment raw material into the solvent under the water bath condition of 20-40 ℃ for carrying out dye extraction treatment for 6-12 h, then carrying out solid-liquid layering treatment, and taking the upper layer liquid for evaporation concentration to obtain a concentrated solution; (2) modifying the pigment: adding a modifier into the concentrated solution according to the mass ratio of the modifier to the concentrated solution of 1: 1.5, then adding an alkaline agent, reacting the mixed system at the temperature of 0-60 ℃ for 8-12 h, concentrating, and performing spray drying to obtain the cotton fiber dyeable red koji red pigment natural dye. The cotton fiber dyeable red koji pigment natural dye prepared by the scheme of the invention has excellent water solubility, and can have good washing fastness and wet rubbing fastness when being dyed on cotton fiber.
Description
Technical Field
The invention relates to the technical field of textile chemistry and dyeing and finishing engineering, in particular to a preparation and dyeing method of a natural dye of cotton fiber dyeable red koji red pigment.
Background
The pigment is a high-quality natural edible pigment prepared by fermenting filamentous fungi of Monascus, and is a secondary metabolite of Monascus. The natural red pigment is prepared from rice and soybean as main raw materials by monascus liquid fermentation culture, extraction, concentration and refining. The monascus pigment is obtained from natural plants, the raw materials are cheap and easy to obtain, the dyed fabric has natural color and small environmental pollution, and the treated fabric part has the antibacterial and health-care functions, so that more and more interests of students are aroused. However, monascus pigment has low affinity to cotton fiber and poor color yield due to its excellent water solubility, and needs to be treated by heavy metal mordant, so natural dyes are mainly concentrated on dyeing protein fiber fabrics such as silk and wool, and there are few reports on the use of monascus pigment in dyeing cotton fiber.
In addition, although the monascus red pigment has good water solubility, the monascus red pigment has low affinity to cotton fibers and poor color yield, and needs to be treated by a heavy metal mordant, so that the dyeing effect on the cotton fibers is very poor, and therefore, the monascus red pigment needs to be modified to meet the cotton fabric dyeing requirement.
Disclosure of Invention
Aiming at the condition of the prior art, the invention aims to provide a preparation method and a dyeing method of a cotton fiber dyeable monascus red pigment natural dye, which can improve the compatibility of monascus red pigment to cotton fiber and have good color yield and color fastness.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a preparation method of a cotton fiber dyeable red koji red pigment natural dye comprises the following steps:
(1) extracting a dye: adopting a water-alcohol immersion extraction method, taking water-alcohol as a solvent, immersing a pigment raw material into the solvent under the water bath condition of 20-40 ℃ for carrying out dye extraction treatment for 6-12 h, then carrying out solid-liquid layering treatment, and taking the upper layer liquid for evaporation concentration to obtain a concentrated solution;
(2) modifying the pigment: adding a modifier into the concentrated solution according to the mass ratio of the modifier to the concentrated solution of 1: 1.5, then adding an alkaline agent, reacting the mixed system at the temperature of 0-60 ℃ for 8-12 h, concentrating, and performing spray drying to obtain the cotton fiber dyeable red koji red pigment natural dye.
Further, the pigment raw material in the step (1) is red yeast rice or monascus purpureus, but is not limited to the two, and the pigment raw material can also be monascus purpureus fermentation liquor.
Further, the water-ethanol solvent in the step (1) is formed by mixing water and ethanol according to the volume ratio of 1: 1.
Further, the modifier in the step (2) is cyanuric chloride or epichlorohydrin.
Further, the alkaline agent in the step (2) is NaOH or Na2CO3Or NaHCO3。
The dyeing method of the cotton fiber dyeable red koji red pigment natural dye prepared by the preparation method comprises the following steps:
(1) dyeing: preparing a dye solution from cotton fiber dyeable red koji red pigment natural dye, adding a dyeing promoting salt and an alkaline agent to ensure that the concentration of the dyeing promoting salt is 20-40 g/L and the concentration of the alkaline agent is 40-60 g/L, raising the temperature of the dye solution to 40-45 ℃, and then immersing the pure cotton fabric into the dye solution for dyeing treatment;
(2) saponification: placing the dyed pure cotton fabric into a soaping liquid with the mass concentration of 4-5 g/L, then soaping for 5-10 min at the temperature of 50-70 ℃, and then cleaning with clean water to finish dyeing.
By adopting the technical scheme, compared with the prior art, the invention has the beneficial effects that: the cotton fiber dyeable red koji pigment natural dye prepared by the scheme of the invention has excellent water solubility, and can have good washing fastness and wet rubbing fastness when being dyed on cotton fiber.
Detailed Description
A preparation method of a cotton fiber dyeable red koji red pigment natural dye comprises the following steps:
(1) extracting a dye: adopting a water-alcohol immersion extraction method, taking water-ethanol as a solvent (the water-ethanol solvent is formed by mixing water and ethanol according to the volume ratio of 1: 1), immersing pigment raw material red yeast rice or monascus purpureus into the solvent for carrying out dye extraction treatment for 6-12 h under the condition of water bath at the temperature of 20-40 ℃, then carrying out solid-liquid layering treatment, and taking upper-layer liquid for evaporation and concentration to obtain concentrated solution;
(2) modifying the pigment: adding modifier into the concentrated solution according to the mass ratio of modifier (cyanuric chloride or epichlorohydrin) to concentrated solution of 1: 1.5, and adding alkaline agent (NaOH, Na)2CO3Or NaHCO3) Reacting the mixed system at 0-60 ℃ for 8-12 h, concentrating, and spray drying to obtain the cotton fiber dyeable red koji red pigment natural dye.
The dyeing method of the cotton fiber dyeable red koji red pigment natural dye prepared by the preparation method comprises the following steps:
(1) dyeing: preparing a dye solution from cotton fiber dyeable red koji red pigment natural dye, adding a dyeing promoting salt and an alkaline agent to ensure that the concentration of the dyeing promoting salt is 20-40 g/L and the concentration of the alkaline agent is 20-60 g/L, raising the temperature of the dye solution to 40-45 ℃, and then immersing the pure cotton fabric into the dye solution for dyeing treatment;
(2) saponification: placing the dyed pure cotton fabric into a soaping liquid with the mass concentration of 4-5 g/L, then soaping for 5-10 min at the temperature of 50-70 ℃, and then cleaning with clean water to finish dyeing.
Example 1
A preparation method of a cotton fiber dyeable red koji red pigment natural dye comprises the following steps:
(1) extracting a dye: adopting a water-alcohol immersion extraction method, taking water-ethanol as a solvent (the water-ethanol solvent is formed by mixing water and ethanol according to the volume ratio of 1: 1), immersing a pigment raw material monascus purpureus into the solvent for dye extraction treatment for 8 hours under the condition of water bath at 40 ℃, then carrying out solid-liquid layering treatment, and taking upper layer liquid for evaporation and concentration to obtain concentrated solution;
(2) modifying the pigment: melamine is used as a modifier, 1.85 g (10 mmol) of the modifier is added into the concentrated solution according to the mass ratio of the modifier to the concentrated solution of 1: 1.5, wherein the modifier is firstly dissolved in 50 ml of deionized water, then the concentrated solution is added, then 1.68 g (20 mmol) of alkaline agent is added, the mixed system is reacted for 8 hours under the ice bath condition, and then the mixture is subjected to concentration, macroporous resin purification and spray drying to prepare the cotton fiber dyeable red koji red pigment natural dye.
The dyeing method of the cotton fiber dyeable red koji red pigment natural dye prepared by the preparation method comprises the following steps:
(1) dyeing: preparing a dye solution with the mass fraction of 2% by blending a cotton fiber dyeable red koji red pigment natural dye, and adding NaCl serving as a dyeing promoting salt and Na2CO3As an alkaline agent and a penetrating agent, the concentration of a dyeing promoting salt is 40 g/L, the concentration of the alkaline agent is 20 g/L, and the concentration of the penetrating agent is 2 g/L, then after the temperature of a dye solution is raised to 45 ℃, 40SX40S and 10 g plain poplin pure cotton fabrics are immersed in the dye solution for dyeing treatment for 60 min;
(2) saponification: placing the dyed pure cotton fabric into a soaping liquid with the mass concentration of 4-5 g/L, then soaping for 5-10 min at the temperature of 50-70 ℃, and then cleaning with clean water to finish dyeing.
Testing
The dyed plain poplin pure cotton fabric is respectively tested for fastness to washing, dry and wet rubbing according to GB/T3920-: the dry and wet rubbing fastness can reach 3-4 and 3 grades respectively, and the washing fastness can reach 3-4 grades.
While only the preferred embodiments of the invention have been disclosed, it is to be understood that variations and modifications of the disclosed embodiments may be possible, and that alternative and equivalent various components of the embodiments may be known to those skilled in the art, and it will be apparent to those skilled in the art that the invention may be embodied in other forms, structures, arrangements, proportions, and with the use of specific elements thereof, without departing from the spirit or essential characteristics thereof.
Claims (7)
1. A preparation method of a cotton fiber dyeable red koji red pigment natural dye is characterized by comprising the following steps: which comprises the following steps:
(1) extracting a dye: adopting a water-alcohol immersion extraction method, taking water-alcohol as a solvent, immersing a pigment raw material into the solvent under the water bath condition of 20-40 ℃ for carrying out dye extraction treatment for 6-12 h, then carrying out solid-liquid layering treatment, and taking the upper layer liquid for evaporation concentration to obtain a concentrated solution;
(2) modifying the pigment: adding a modifier into the concentrated solution according to the mass ratio of the modifier to the concentrated solution of 1: 1.5, wherein the modifier is cyanuric chloride, then adding an alkaline agent, reacting the mixed system at the temperature of 0-60 ℃ for 8-12 h, concentrating, and performing spray drying to obtain the cotton fiber dyeable monascus red pigment natural dye.
2. The method for preparing the cotton fiber dyeable red koji red pigment natural dye according to claim 1, which is characterized in that: the pigment raw material in the step (1) is red yeast rice or monascus purpureus.
3. The method for preparing the cotton fiber dyeable red koji red pigment natural dye according to claim 1, which is characterized in that: the water-ethanol solvent in the step (1) is formed by mixing water and ethanol according to the volume ratio of 1: 1.
4. The method for preparing the cotton fiber dyeable red koji red pigment natural dye according to claim 1, which is characterized in that: the alkaline agent in the step (2) is NaOH or Na2CO3Or NaHCO3。
5. The dyeing method of the cotton fiber dyeable red koji red pigment natural dye prepared by the preparation method according to one of claims 1 to 4, characterized in that: it includes:
(1) dyeing: preparing a dye solution from cotton fiber dyeable red koji red pigment natural dye, adding a dyeing promoting salt and an alkaline agent to ensure that the concentration of the dyeing promoting salt is 20-40 g/L and the concentration of the alkaline agent is 20-60 g/L, raising the temperature of the dye solution to 40-45 ℃, and then immersing the pure cotton fabric into the dye solution for dyeing treatment;
(2) saponification: placing the dyed pure cotton fabric into a soaping liquid with the mass concentration of 4-5 g/L, then soaping for 5-10 min at the temperature of 50-70 ℃, and then cleaning with clean water to finish dyeing.
6. The dyeing method of the cotton fiber dyeable red koji red pigment natural dye prepared by the preparation method according to claim 5 is characterized in that: the dyeing promoting salt is NaCl.
7. The dyeing method of the cotton fiber dyeable red koji red pigment natural dye prepared by the preparation method according to claim 5 is characterized in that: the alkaline agent is Na2CO3。
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| CN111593583A (en) * | 2020-05-27 | 2020-08-28 | 江苏万邦特种纺织发展有限公司 | Improved dyeing and coloring process for high-flame-retardant fiber fabric |
| CN113863030B (en) * | 2021-10-08 | 2023-11-21 | 芽米科技(广州)有限公司 | Orange lyocell fabric prepared by dyeing monascus fermentation extract and preparation method thereof |
| CN114316625A (en) * | 2022-01-27 | 2022-04-12 | 泉州师范学院(石狮)生态智能织物工程技术研究院 | Preparation and dyeing method of cotton fiber dyeable proanthocyanidin natural dye |
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| CN101161610B (en) * | 2006-10-12 | 2011-11-02 | 欧阳杰 | Etherification molecule decorating method for increasing anthocyanin class pigment stability |
| KR101575913B1 (en) * | 2007-08-23 | 2015-12-08 | 센션트 컬러스 인크. | Self-dispersed pigments and methods for making and using the same |
| CN101187175B (en) * | 2007-12-05 | 2010-11-03 | 广东溢达纺织有限公司 | Natural dye dying method based on cotton fiber modification |
| CN102321381A (en) * | 2011-05-28 | 2012-01-18 | 福建农林大学 | A kind of preparation method of water-soluble acidproof monascorubin |
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