阅读说明：本技术 一种新型怀旧风格面料的染色方法及其应用 (Dyeing method of novel nostalgic style fabric and application thereof ) 是由 侯清秩 于 2020-12-29 设计创作，主要内容包括：本发明涉及怀旧风格面料的染色领域,公开了一种新型怀旧风格面料的染色方法,包括如下步骤：(1)在化料缸中加入水,升高温度至80-90℃,加入染料,搅拌5-10min,使得染料完全溶解形成染液；(2)将染液降至室温,加入半制品织物,进行浸轧,染色后的织物依次经过红外线烘机和烘干室；(3)将步骤(2)中烘干的织物浸轧改性固色液,然后织物进入定型机中进行烘干定型,温度为150-180℃,保温25-30min；(4)取出步骤(3)改性固色定型完成的织物,经过整理、预缩得成品,本发明的染色流程短,废水排放量低,染色的织物怀旧效果好。(The invention relates to the dyeing field of nostalgic style fabrics, and discloses a novel dyeing method of nostalgic style fabrics, which comprises the following steps: (1) adding water into a material dissolving tank, raising the temperature to 80-90 ℃, adding the dye, and stirring for 5-10min to completely dissolve the dye to form a dye solution; (2) cooling the dye liquor to room temperature, adding the semi-finished fabric, padding, and sequentially passing the dyed fabric through an infrared dryer and a drying chamber; (3) padding the fabric dried in the step (2) with a modified color fixing solution, then drying and setting the fabric in a setting machine at the temperature of 150-; (4) and (4) taking out the fabric subjected to the modification, color fixation and shaping in the step (3), and finishing and preshrinking to obtain a finished product.)

1. A novel nostalgic style fabric dyeing method is characterized by comprising the following steps:

(1) adding water into a material dissolving tank, heating to 80-90 ℃, adding a dye, and stirring for 15-20min to completely dissolve the dye to form a dye solution;

(2) cooling the dye liquor to room temperature, then adding the dye liquor into a padder, controlling the padding rate to be 45% -50%, padding and dyeing the semi-finished fabric under the condition that the vehicle speed is 35-40m/min, then pre-drying the dyed fabric in an infrared drying machine at the temperature of 90-110 ℃, and then drying the pre-dried fabric in a drying chamber;

(3) adding a modified color fixing solution into a material melting tank of a setting machine, padding the fabric dried in the step (2) with the modified color fixing solution at the speed of 20-30m/min, then drying and setting the fabric in the setting machine at the temperature of 150-;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

2. The dyeing method according to claim 1, wherein the dye is one or more of c.i. acid blue 193, c.i. acid yellow 141 and c.i. acid red 131.

3. Dyeing process according to claim 2, characterized in that the dye is used in an amount of 5 to 60g/L in the dyeing liquor.

4. The dyeing method according to claim 1, wherein in the step (1), a leveling agent and a nonionic penetrant are added to the dyeing solution, the dosage of the leveling agent is 0-5g/L, and the dosage of the nonionic penetrant is 0-2 g/L.

5. The dyeing process as claimed in claim 1, characterized in that in step (2), the semi-finished fabric is rinsed with clear water before it is added to the dyeing liquor, so that the pH of the semi-finished fabric is maintained between 7 and 8.

6. The dyeing method according to claim 1, wherein in the step (2), the drying chamber is provided with drying zones of 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top at the vehicle speed of 35-40m/min, and the time for the fabric to pass through the drying chamber is 3-5 min.

7. The dyeing method according to claim 1, wherein in the modified fixing solution, the amount of penetrant is 2g/L, the amount of silicone oil is 0-20g/L, the amount of glacial acetic acid is 1-2g/L, and the amount of softener is 0-50 g/L.

8. The dyeing method according to claim 1, wherein the fixing agent is a cationic quaternary ammonium salt, the modifying agent is a monochlorotriazine type quaternary ammonium salt compound, an azetidine cationic compound or choline chloride, and the silicone oil is T1118 silicone oil.

9. The dyeing method according to claim 1, wherein in the modified fixing solution, the fixing agent and the modifying agent are used in an amount of one of:

(1) when the dye dosage in the dye solution is less than 10g/L, the color fixing agent dosage is 20g/L, and the modifier dosage is 20 g/L;

(2) when the dye dosage in the dye solution is 10-20g/L, the color fixing agent dosage is 30g/L, and the modifier dosage is 30 g/L;

(3) when the dye dosage in the dye solution is 20-50g/L, the color fixing agent dosage is 30-40g/L, and the modifier dosage is 30-50 g/L;

(4) when the dye dosage in the dye liquor is more than 50g/L, the color fixing agent dosage is 60g/L, and the modifier dosage is 60-80 g/L.

10. The dyeing method of any one of claims 1 to 9 is applied to dyeing of pure cotton, cotton-nylon blended or cotton-silk blended woven fabrics.

Technical Field

The invention relates to the dyeing field of nostalgic style fabrics, in particular to a novel dyeing method of nostalgic style fabrics and application thereof.

Background

The production of textile garment fabrics continuously provides innovative requirements for the printing and dyeing industry, meets the personalized fashion characteristics of the textile garment fabrics, and from the origin of 17 th century denim fabrics, through development for hundreds of years to the present, the fabric with the nostalgic and leisure style is popular and becomes a fashion trend, but the denim fabrics have unicity and limitation of product colors, but the consumption gradually tends to be nostalgic, and the leisure garments which are comfortable to wear promote and promote the continuous deepening and development of the nostalgic style fabric.

The existing dyeing process mainly adopts reactive, direct coating or water-soluble sulfur dyes, and is characterized by high temperature, long time and more processes, and the process of washing, oxidizing and fixing color is added, so that the production energy consumption is high, the water consumption is high, and the sewage discharge is large.

Disclosure of Invention

Therefore, a novel nostalgic style fabric dyeing method and application thereof are needed, and the problems of long dyeing time, multiple processes and large sewage discharge amount of the existing dyeing method are solved.

In order to achieve the purpose, the invention provides a novel nostalgic style fabric dyeing method, which comprises the following steps:

(1) adding water into a material dissolving tank, raising the temperature to 80-90 ℃, adding the dye, and stirring for 5-20min to completely dissolve the dye to form a dye solution;

(2) adding the dye liquor into a padder at room temperature, controlling the padding rate to be 45% -50%, padding and dyeing the semi-finished fabric under the condition that the vehicle speed is 35-40m/min, pre-drying the dyed fabric in an infrared dryer at 90-110 ℃, and then drying the pre-dried fabric in a drying chamber;

(3) adding a modified color fixing solution into a material melting tank of a setting machine, padding the fabric dried in the step (2) with the modified color fixing solution at the speed of 20-30m/min, then drying and setting the fabric in the setting machine at the temperature of 150-;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

Further, the dye is one or more of c.i. acid blue 193, c.i. acid yellow 141, and c.i. acid red 131.

Furthermore, the dosage range of the dye in the dye liquor is 5-60 g/L.

Further, in the step (1), a leveling agent and a nonionic penetrant are added into the dye solution, wherein the dosage of the leveling agent is 0-5g/L, and the dosage of the nonionic penetrant is 0-2 g/L.

Further, in the step (2), before the semi-finished product fabric is added into the dye liquor, rinsing is carried out by using clean water, so that the pH value of the semi-finished product fabric is kept between 7 and 8.

Further, in the step (2), drying areas with the temperature of 80 ℃, 105 ℃ and 130 ℃ are respectively arranged in the drying chamber from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition that the speed of the fabric is 35-40m/min, and the time for the fabric to pass through the drying chamber is 3-5 min. Gradually heating and drying to prevent the cloth surface from being uniformly dyed by quick drying.

Further, in the modified color fixing solution, the dosage of a penetrating agent is 2g/L, the dosage of silicone oil is 0-20g/L, the dosage of glacial acetic acid is 1-2g/L, and the dosage of a softening agent is 0-50 g/L. The modified color fixing solution comprises a color fixing agent, a modifier and a softening agent, so that the modified color fixing process and softening are completed in one bath, the process is simplified, the temperature is controlled to be about 150-180 ℃, and the color fastness is improved.

Further, the color fixing agent is cationic quaternary ammonium salt, the modifier is monochlorotriazine type quaternary ammonium salt compound, azetidine cationic compound or choline chloride, and the silicone oil is T1118 silicone oil.

Further, in the modified color fixing solution, the usage amount of the color fixing agent and the modifying agent is one of the following:

(1) when the dye dosage in the dye solution is less than 10g/L, the color fixing agent dosage is 20g/L, and the modifier dosage is 20 g/L;

(2) when the dye dosage in the dye solution is 10-20g/L, the color fixing agent dosage is 30g/L, and the modifier dosage is 30 g/L;

(3) when the dye dosage in the dye solution is 20-50g/L, the color fixing agent dosage is 30-40g/L, and the modifier dosage is 30-50 g/L;

(4) when the dye dosage in the dye liquor is more than 50g/L, the color fixing agent dosage is 60g/L, and the modifier dosage is 60-80 g/L.

The dyeing method is applied to dyeing of pure cotton, cotton-nylon blended or cotton-silk blended woven fabrics.

The technical scheme has the following beneficial effects:

1. compared with the prior art, the dyeing method has no reduction steaming, water washing, oxidation, soaping, water washing, drying and other process flows. Occupies less equipment, saves water and energy, reduces the discharge of sewage and chemicals, greatly lightens the pressure of dyeing sewage treatment,

2. in the invention, the dye is uniformly attached to the surface of the fiber fabric through the mechanical and physical action, the dye is combined with the fiber through the action of the modifier, and then a polymer of the dye is formed through the color fixing agent, so that the adhesive force of the dye to the fiber fabric is increased.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the technical means in detail, the following detailed description is given with reference to specific embodiments.

Example 1

A dyeing method of novel nostalgic style fabric comprises the following steps:

(1) adding water into a material dissolving tank, heating to 90 ℃, adding a dye, and stirring for 15min to completely dissolve the dye to form a dye solution, wherein in the embodiment, the dye is C.I. acid blue 193, specifically, a fast-washing series dye of Spain Arsute (ASUTEX) group is used, and the using amount of the dye in the dye solution is 5 g/L;

(2) cooling the dye liquor to room temperature, locating the range of the room temperature to be 15-30 ℃, then adding the dye liquor into a padder, controlling the residual rolling rate to be 45%, using a semi-finished fabric as a raw material, rinsing the semi-finished fabric by using clean water for pretreatment to keep the pH value of the semi-finished fabric to be 7-8, carrying out pad dyeing on the semi-finished fabric under the condition that the vehicle speed is 35m/min, then putting the dyed fabric into an infrared dryer at 90-110 ℃ for pre-drying, then putting the pre-dried fabric into a drying chamber for drying, wherein the drying chamber is respectively provided with drying areas at 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition that the vehicle speed is 35m/min, and the time for the fabric to pass through the drying chamber is 5 min; specifically, three drying zones having different heights may be arranged so that the ratio of the time that the fabric passes through the drying zones at 80 ℃, 105 ℃ and 130 ℃ is 1:3: 1;

(3) adding a modified color fixing solution into a material tank of a setting machine, padding the fabric dried in the step (2) with the modified color fixing solution at the speed of 30m/min, and then putting the fabric into the setting machine for drying and setting at the temperature of 150 ℃ for 30 min; the modified color fixing solution comprises a cationic quaternary ammonium salt color fixing agent, a monochlorotriazine type quaternary ammonium salt compound modifier, a penetrating agent and glacial acetic acid, wherein the using amount of the penetrating agent is 2g/L, the using amount of the glacial acetic acid is 1g/L, the using amount of the color fixing agent is 20g/L, and the using amount of the modifier is 20 g/L;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

Example 2

A dyeing method of novel nostalgic style fabric comprises the following steps:

(1) adding water into a material dissolving tank, heating to 85 ℃, adding a dye, and stirring for 20min to completely dissolve the dye to form a dye solution, wherein in the embodiment, the dye is C.I. acid blue 193, specifically, a fast-washing series dye of the Spanish Arsute (ASUTEX) group is used, the dye dosage range in the dye solution is 10g/L, and in the stirring process, a leveling agent with the dosage of 5g/L and a nonionic penetrant with the dosage of 2g/L are added into the dye solution;

(2) cooling the dye liquor to room temperature, then adding the dye liquor into a padder, controlling the residual rolling rate to be 50%, using a semi-finished fabric as a raw material, rinsing the semi-finished fabric by using clean water for pretreatment, keeping the pH value of the semi-finished fabric at 7-8, carrying out padding dyeing on the semi-finished fabric under the condition that the vehicle speed is 40m/min, then putting the dyed fabric into an infrared dryer at 90-110 ℃ for pre-drying, then putting the pre-dried fabric into a drying chamber for drying, wherein the drying chamber is respectively provided with drying areas at 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition that the vehicle speed is 40m/min, and the time for the fabric to pass through the drying chamber is 3 min;

(3) adding a modified color fixing solution into a material tank of a setting machine, padding the dried fabric in the step (2) with the modified color fixing solution at the speed of 20m/min, then drying and setting the fabric in the setting machine at the temperature of 180 ℃ for 25min, wherein the modified color fixing solution comprises a cationic quaternary ammonium salt color fixing agent, an azetidine cationic compound modifier, a penetrating agent, T1118 silicone oil, a softening agent and glacial acetic acid, and the dosage of the penetrating agent, the silicone oil, the glacial acetic acid and the softening agent in the modified color fixing solution is 2g/L, 20g/L and 2 g/L; the modified color fixing solution comprises a color fixing agent, a modifying agent and a softening agent, so that the modified color fixing process and softening are completed in one bath, the process is simplified, the dosage of the color fixing agent is 30g/L, and the dosage of the modifying agent is 30 g/L;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

Example 3

A dyeing method of novel nostalgic style fabric comprises the following steps:

(1) adding water into a material dissolving cylinder, raising the temperature to 90 ℃, adding a dye, and stirring for 15min to completely dissolve the dye to form a dye solution, wherein in the embodiment, the dye comprises C.I. acid blue 193, C.I. acid yellow 141 and C.I. acid red 131, the using amount of the dye in the dye solution is 20g/L, and in the stirring process, a leveling agent with the using amount of 5g/L and a nonionic penetrating agent with the using amount of 2g/L are added into the dye solution;

(2) cooling the dye liquor to room temperature, then adding the dye liquor into a padder, controlling the residual rolling rate to be 45%, using a semi-finished fabric as a raw material, rinsing the semi-finished fabric by using clean water for pretreatment, keeping the pH value of the semi-finished fabric at 7-8, carrying out padding dyeing on the semi-finished fabric under the condition that the vehicle speed is 40m/min, then putting the dyed fabric into an infrared dryer at 90-110 ℃ for pre-drying, then putting the pre-dried fabric into a drying chamber for drying, wherein the drying chamber is respectively provided with drying areas at 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition that the vehicle speed is 40m/min, and the time for the fabric to pass through the drying chamber is 4 min;

(3) adding a modified color fixing solution into a chemical material tank of a setting machine, padding the dried fabric in the step (2) with the modified color fixing solution under the condition of a vehicle speed of 25m/min, then putting the fabric into the setting machine for drying and setting, wherein the temperature is 160 ℃, the time is 20min, the modified color fixing solution comprises a color fixing agent, a modifying agent, a penetrating agent, T1118 silicone oil, a softening agent and glacial acetic acid, the dosage of the penetrating agent is 2g/L, the dosage of the silicone oil is 20g/L, the dosage of the glacial acetic acid is 2g/L, the dosage of the softening agent is 50g/L, and the modified color fixing solution comprises the color fixing agent, the modifying agent and the softening agent, so that the modified color fixing process and the upper softening process are completed in one bath, the process is simplified, the dosage of the color fixing agent is 30g/L, and the dosage of the modifying agent is 30 g/L;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

Example 4

A dyeing method of novel nostalgic style fabric comprises the following steps:

(1) adding water into a material dissolving tank, raising the temperature to 85 ℃, and stirring for 15min to enable the dye to be completely dissolved to form a dye solution, wherein in the embodiment, the dye comprises C.I. acid blue 193, C.I. acid yellow 141 and C.I. acid red 131, the using amount of the dye in the dye solution is 25g/L, and in the stirring process, a leveling agent with the using amount of 3g/L and a nonionic penetrant with the using amount of 1g/L are added into the dye solution;

(2) cooling the dye liquor to room temperature, then adding the dye liquor into a padder, controlling the residual rolling rate to be 50%, using a semi-finished fabric as a raw material, rinsing the semi-finished fabric by using clean water for pretreatment, keeping the pH value of the semi-finished fabric at 7-8, carrying out padding dyeing on the semi-finished fabric under the condition that the vehicle speed is 40m/min, then putting the dyed fabric into an infrared dryer at 90-110 ℃ for pre-drying, then putting the pre-dried fabric into a drying chamber for drying, wherein the drying chamber is respectively provided with drying areas at 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition that the vehicle speed is 40m/min, and the time for the fabric to pass through the drying chamber is 5 min;

(3) adding a modified color fixing solution into a material tank of a setting machine, then padding the fabric dried in the step (2) with the modified color fixing solution at the vehicle speed of 30m/min, then the fabric enters a setting machine for drying and setting, the temperature is 150 ℃, the time is 30min, the modified color fixing solution comprises a cationic quaternary ammonium salt color fixing agent, a choline chloride modifier, a penetrating agent, T1118 silicone oil, a softening agent and glacial acetic acid, in the modified color fixing solution, the dosage of the penetrating agent is 2g/L, the dosage of the silicone oil is 10g/L, the dosage of the glacial acetic acid is 2g/L, the dosage of the softening agent is 0-50g/L, the modified color fixing solution comprises a color fixing agent, a modifying agent and a softening agent, the modified color fixing process and softening process are completed in one bath, the process is simplified, the dosage of the color fixing agent is 30g/L, and the dosage of the modifying agent is 40 g/L;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

Example 5

A dyeing method of novel nostalgic style fabric comprises the following steps:

(1) adding water into a material dissolving cylinder, raising the temperature to 80 ℃, adding a dye, and stirring for 15min to completely dissolve the dye to form a dye solution, wherein in the embodiment, the dye comprises C.I. acid blue 193, C.I. acid yellow 141 and C.I. acid red 131, the using amount of the dye in the dye solution is 50g/L, and in the stirring process, a leveling agent with the using amount of 3g/L and a nonionic penetrating agent with the using amount of 1g/L are added into the dye solution;

(2) cooling the dye liquor to room temperature, then adding the dye liquor into a padder, controlling the residual rolling rate to be 45%, using a semi-finished fabric as a raw material, rinsing the semi-finished fabric by using clean water for pretreatment, keeping the pH value of the semi-finished fabric at 7-8, carrying out padding dyeing on the semi-finished fabric under the condition that the vehicle speed is 35m/min, then putting the dyed fabric into an infrared dryer at 90-110 ℃ for pre-drying, then putting the pre-dried fabric into a drying chamber for drying, wherein the drying chamber is respectively provided with drying areas at 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition that the vehicle speed is 35m/min, and the time for the fabric to pass through the drying chamber is 3 min;

(3) adding a modified color fixing solution into a material tank of a setting machine, padding the dried fabric in the step (2) in the modified color fixing solution under the condition of a vehicle speed of 20m/min, then putting the fabric into the setting machine for drying and setting, wherein the temperature is 150 ℃, the time is 20min, the modified color fixing solution comprises a cationic quaternary ammonium salt color fixing agent, a monochlorotriazine type quaternary ammonium salt compound modifier, a penetrating agent, T1118 silicone oil, a softening agent and glacial acetic acid, the dosage of the penetrating agent is 2g/L, the dosage of the silicone oil is 10g/L, the dosage of the glacial acetic acid is 2g/L, the dosage of the softening agent is 0-50g/L, the modified color fixing solution comprises a color fixing agent, a modifier and a softening agent, so that the modified color fixing process and the upper soft one-bath are finished, the process is simplified, the dosage of the color fixing agent is 40g/L, the dosage of the modifier is 50 g/L;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

Example 6

A dyeing method of novel nostalgic style fabric comprises the following steps:

(1) adding water into a material dissolving cylinder, raising the temperature to 90 ℃, adding a dye, and stirring for 15min to completely dissolve the dye to form a dye solution, wherein in the embodiment, the dye comprises C.I. acid blue 193, C.I. acid yellow 141 and C.I. acid red 131, the using amount of the dye in the dye solution is 70g/L, and in the stirring process, a leveling agent with the using amount of 5g/L and a nonionic penetrating agent with the using amount of 2g/L are added into the dye solution;

(2) cooling the dye liquor to room temperature, adding the dye liquor into a padder, controlling the residual rolling rate to be 45%, using a semi-finished fabric as a raw material, rinsing the semi-finished fabric by using clean water for pretreatment, keeping the pH value of the semi-finished fabric at 7-8, padding and dyeing the semi-finished fabric under the condition of the vehicle speed of 40m/min, then pre-drying the dyed fabric in an infrared dryer at 90-110 ℃, then drying the pre-dried fabric in a drying chamber, wherein the drying chamber is internally provided with drying areas at 80 ℃, 105 ℃ and 130 ℃ from bottom to top, the pre-dried fabric passes through the drying chamber from bottom to top under the condition of the vehicle speed of 40m/min, and the time for the fabric to pass through the drying chamber is 4min

(3) Adding a modified color fixing solution into a chemical material tank of a setting machine, padding the dried fabric in the step (2) in the modified color fixing solution under the condition of a vehicle speed of 25m/min, then drying and setting the fabric in the setting machine at the temperature of 150 ℃, carrying out heat preservation treatment for 30min, wherein the modified color fixing solution comprises a color fixing agent, a modifying agent, a penetrating agent, T1118 silicone oil, a softening agent and glacial acetic acid, the amount of the penetrating agent is 2g/L, the amount of the silicone oil is 20g/L, the amount of the glacial acetic acid is 2g/L, the amount of the softening agent is 50g/L, and the modified color fixing solution comprises the color fixing agent, the modifying agent and the softening agent, so that the modified color fixing process and the softening process are completed in one bath, the process is simplified, the amount of the color fixing agent is 60g/L, and the amount of the modifying agent is 80 g/L;

(4) and (4) taking out the fabric subjected to the modified color fixing and shaping in the step (3), and finishing and preshrinking to obtain a finished product.

The methods of the six embodiments can be applied to dyeing of pure cotton, nylon blended fabric and cotton and silk blended woven fabric, the nylon blended fabric is used as a dyeing raw material for dyeing at present, and data detection is carried out on a finished product.

The test data for the finished fabrics of examples 1-6 are shown in table 1, and the control in table 1 is a fabric dyed using a conventional waterborne sulfur dye.

When the water-soluble sulfur dye is adopted for dyeing, the dyeing process comprises the following steps: padding dye liquor → drying → steam fixation → washing → soaping → washing → drying,

in table 1, in addition to the nostalgic effect, the other indexes were measured by AATCC standard, and the nostalgic effect was evaluated visually, where 1 indicates poor nostalgic effect and 10 indicates best nostalgic effect.

Table 1 test data for fabrics from examples 1-6 and control experiments

In the invention, the C.I. acid blue 193 is bis [ 3-hydroxy-4- [ (2-hydroxy-1-naphthyl) azo ] -1-naphthalenesulfonic acid disodium hydrogen chromate, active groups in the acid blue can be directly reacted and combined with fibers of the fabric, a reduction steam color fixation link is omitted, a link of washing soap to remove alkali and remove redundant dyes is also omitted, and on the other hand, a modifier is also added in the dyeing process of the fast washing dye, so that the dye uptake and the binding force of the dye are further improved, and the link of washing and soaping the redundant dye is not required, therefore, the dyeing process of the invention is as follows: the dyeing solution padding → the modified finishing → the drying, the dyeing cycle is shortened by more than 50%, the water washing after the fabric dyeing is the main water consumption step, the invention does not need the water washing, so the water consumption is lower, the sewage discharge is almost zero, the energy consumption in the dyeing process is low, and the production cost is greatly reduced.

As can be seen from Table 1, the plants dyed by the method have high fastness and good nostalgic effect, the average color fixing rate is higher than 95%, the fluffing grade is higher, the shrinkage rate of finished products is lower, the whole dyeing process is almost zero emission, and the energy consumption is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrases "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the number.

Although the embodiments have been described, once the basic inventive concept is known, other variations and modifications can be made to the embodiments by those skilled in the art, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes that can be used in the present specification or directly or indirectly applied to other related fields are encompassed by the present invention.