CN110965371A - Rayon printing production process - Google Patents
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- CN110965371A CN110965371A CN201911274089.XA CN201911274089A CN110965371A CN 110965371 A CN110965371 A CN 110965371A CN 201911274089 A CN201911274089 A CN 201911274089A CN 110965371 A CN110965371 A CN 110965371A
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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
- D06P3/66—Natural or regenerated cellulose using reactive dyes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B21/00—Successive treatments of textile materials by liquids, gases or vapours
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B9/00—Solvent-treatment of textile materials
- D06B9/04—Successively applying two or more different solvent-based treating materials
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C9/00—Singeing
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/16—Multi-step processes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic System
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with hydrogen peroxide or peroxides of metals; with persulfuric, permanganic, pernitric, percarbonic acids or their salts
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/402—Amides imides, sulfamic acids
- D06M13/432—Urea, thiourea or derivatives thereof, e.g. biurets; Urea-inclusion compounds; Dicyanamides; Carbodiimides; Guanidines, e.g. dicyandiamides
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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
- D06P1/0032—Determining dye recipes and dyeing parameters; Colour matching or monitoring
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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
- D06P1/38—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 reactive dyes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
Abstract
The invention discloses a rayon printing production process, which comprises the following steps: the method comprises the following steps of cleaning and singeing grey cloth, cold stacking and one-bath process, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention. According to the rayon printing production process, through adjusting the process steps, multi-section loose washing is carried out before printing, woven cloth is enabled to reach a relatively clean degree, subsequent printing and coloring are facilitated, the tension of rayon fabric is greatly reduced due to the loose washing, breakage of rayon fabric caused by overlarge tension in the washing process is avoided, continuous production is guaranteed, and production efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of artificial cotton fabric production, in particular to a rayon printing production process.
Background
The artificial cotton fabric (rayon fabric) has the advantages of soft texture, smoothness, good drapability, strong air permeability, comfortable wearing and the like. At present, the artificial cotton fabric on the market is mainly made of printed products, most of the artificial cotton fabric is made of reactive dyes through the process flows of singeing, cold stacking, washing, printing, steaming, drying and soft shaping, in the prior art, the washing process mostly adopts an open-width loose type washing mode, the tension on the artificial cotton fabric in the washing process is large, and the phenomenon of cloth breakage is easy to occur due to the poor wet strength of the products, so that the production cannot be continuously carried out, and the processing efficiency is reduced. It is seen that improvements and enhancements to the prior art are needed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a rayon printing production process, and aims to overcome the defect that the rayon printing production process in the prior art is easy to cause cloth breakage and cannot be continuously carried out.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rayon printing production process comprises the following steps in sequence: the method comprises the following steps of cleaning and singeing grey cloth, cold piling and bath, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention.
In the rayon printing production process, the one-time loose washing water adopts seven-section loose washing equipment, and rayon fabric sequentially passes through a 75-85 ℃ medium-temperature preheating section, a 90-95 ℃ high-temperature open washing section, a 90-95 ℃ high-temperature water boiling section, a 90-95 ℃ soaping section, a 90-95 ℃ high-temperature open washing section and a cold water washing section.
In the rayon printing production process, the clean singeing of the gray fabric is the front-back through burning, and the speed is 90-100 m/min.
In the rayon printing production process, the cold-stacking one-bath process comprises cold rolling and stacking, and cold-rolling liquor comprises the following components: 5-20 g/L of caustic soda, 13-25 g/L of hydrogen peroxide, 10-15 g/L of alkali colloidal particles and 5-8 g/L of penetrant; the cold rolling liquid content is 100%, and the vehicle speed is 50-60 m/min; the stacking time is 10-12 h.
In the rayon printing production process, single-stage loose washing equipment is adopted for secondary loose washing, the water temperature is 80-95 ℃, and the speed is 25-45 m/min.
In the rayon printing production process, a single urea rolling step is also arranged before the printing process, wherein the urea concentration in the single urea rolling step is 100g/L, the temperature is 130 ℃, and the time is 50 min.
In the rayon printing production process, the printing process temperature is 85-95 ℃, and the speed is 30-50 m/min.
In the rayon printing production process, the steaming humidity of the steaming process is 90%, the steaming time is longer than 10min, and the steaming time is 8-10 min.
In the production process of the rayon printing, the temperature of the dry cloth and the temperature of the tentering and the flexible drawing are both 100 +/-10 ℃, and the speed of the printing machine is 30-50 m/min.
Has the advantages that:
the invention provides a rayon printing production process, which is characterized in that multi-section loose washing is carried out before printing by adjusting the temperature and the speed of the process steps and the temperature and the speed of each process step, so that woven cloth can reach a relatively clean degree and is convenient for subsequent printing and coloring, and the tension of rayon fabric is greatly reduced by adopting the loose washing, thereby avoiding the breakage of rayon fabric caused by overlarge tension in the washing process, ensuring that the production can be continuously carried out and greatly improving the production efficiency.
Detailed Description
The invention provides a rayon printing production process, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail by the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides a rayon printing production process, which sequentially comprises the following steps: the method comprises the following steps of cleaning and singeing grey cloth, cold stacking and one-bath process, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention.
According to the rayon printing production process, the primary loose type washing water is adopted before printing, the secondary loose type washing water is adopted after steaming, the fabric can be soaked, rolled and washed in a loose state through the loose type washing water, the tension borne by the woven fabric is small, the phenomenon of fabric breakage caused by overlarge tension is avoided, and the production continuity is guaranteed.
Specifically, in the rayon printing production process, the pure singeing of the gray fabric is to adopt a positive-negative gas through-firing mode for rayon fabric, and the speed is controlled to be 90-100 m/min in the singeing process. Through the step of singeing the grey cloth, short villi on the surface of the fabric can be burnt, so that the fabric becomes smooth and flat, the quality of the fabric can be improved, and the defects of the fabric in the subsequent printing process can be reduced.
Specifically, in the above rayon printing production process, the cold-pad-one-bath process includes cold rolling and stacking, and the rolled white blank roll is subjected to cold rolling and stacking treatment by a cold-pad box, wherein the cold-rolled rolling solution includes: 5-20 g/L of caustic soda, 13-25 g/L of hydrogen peroxide, 10-15 g/L of alkali colloidal particles, 5-8 g/L of penetrant, 100% of cold rolling liquid, 50-60 m/min of cold rolling speed, and stacking the white blank roll in the rolling liquid for 10-12 h. The color yield and the color fastness of the subsequent printing process can be improved by the cold-batch one-bath process.
Specifically, in the rayon printing production process, the one-time loose washing adopts a multi-section loose washing device, and the white blank roll after cold batch treatment is subjected to loose washing treatment through the multi-section loose washing device: in the washing treatment process, the rayon fabric sequentially passes through a 75-85 ℃ medium-temperature preheating section, a 90-95 ℃ high-temperature open washing section, a 90-95 ℃ high-temperature water boiling section, a 90-95 ℃ soaping section, a 90-95 ℃ high-temperature open washing section and a cold water washing section. Through the loose formula washing of multistage formula, make to weave and reach comparatively clean degree, subsequent stamp of being convenient for is colored to owing to adopt loose formula washing, great reduction rayon tension has avoided the rayon to weave the unable continuous defect of going on of production that the fracture caused in the washing in-process.
Specifically, in the rayon printing production process, the rayon printing production process further comprises single-rolling urea before the printing process, wherein the single-rolling urea has the following process parameters: urea 100g/L, temperature 120 deg.C, time 50 min. Because the rayon fabric is woven by viscose, no cell in the cross section of the viscose is an uneven hierarchical structure comprising a shell layer and a central layer, and because the shell layer is compact in structure, the dye is difficult to diffuse, so that the permeation and transfer of the reactive dye to the inside of the fiber are hindered, the color yield of the reactive dye on the rayon fabric is low, and the color brightness is poor. The urea has the excellent functions of dissolving assisting, moisture absorbing and the like in the reactive printing, and the single rolling of the urea on the woven fabric before printing can greatly improve the coloring capacity of the printing.
In the rayon printing production process, the printing paddle in the printing process comprises reactive dye, baking soda, dye-resistant salt S, urea, paste, a thickening agent and water, wherein the paste is sodium alginate and has better color quantity and uniformity. The printing paddles are adjusted according to the actual requirements of the design and color, are the prior art, and are not described in detail herein. Specifically, the printing temperature is 85-95 ℃, and the vehicle speed is 30-50 m/min. Printing is carried out under the condition, and the printing has better coloring capability.
Specifically, in the rayon printing production process, the steaming process is to use a continuous steamer to steam and fix the color of the printed fabric, the steaming humidity is 90%, and the steaming time is longer than 10 min. Because the viscose fiber has large wet expansion, the viscose fiber is not suitable for being steamed in superheated steam, and saturated steam is generally adopted for steaming so as to ensure the moisture absorption rate of the viscose. After the steaming treatment, the color fastness and the vividness of the printed fabric can be improved.
Specifically, in the rayon printing production process, the secondary loose type washing water adopts single-section loose type industrial washing equipment, the water temperature is 80-95 ℃, and the speed is 25-45 m/min. The secondary loose washing water is used for washing away sizing agent and unfixed dye, improving the color brilliance of the woven fabric, ensuring the soft hand feeling and the color purity, is an important process before the printing and color fixing post-finishing of the woven fabric, and has close relation with the color brilliance of the printed fabric of the knitted fabric, the hand feeling of the fabric and whether the dyeing fastness of the fabric reaches the standard. The washing after printing still adopts a loose washing mode, has better functions of removing slurry and improving color brilliance, and compared with the traditional rayon washing process, the loose washing can ensure that rayon fabric is subjected to smaller tension, thereby avoiding the defect that rayon fabric is not broken due to poor wet strength, and the processing process cannot be continuously carried out.
Specifically, in the rayon printing production process, the cloth drying process adopts loose drying and baking fixation to improve color fastness. The drying temperature is 100 +/-10 ℃, the vehicle speed is 30-50 m/min, the temperature and the speed are both suitable, the breakage of a dye-fiber bond can be prevented, and the hand feeling hardening caused by quick drying is avoided.
Specifically, in the rayon printing production process, the soft drawing is to perform soft finishing on the dried woven fabric. The invention adopts a mode of combining mechanical soft finishing and chemical finishing, the temperature of soft drawing is 110 ℃, the vehicle speed is 30-50 m/min, and the finished fabric has better hand feeling and good washing fastness.
Specifically, in the rayon printing production process, the shrink prevention is to perform shrink prevention treatment on the fabric subjected to tentering and softening treatment on a shrink prevention treatment machine, the shrinkage of the fabric is controlled to be 3-4%, the vehicle speed is 30-50 m/min, the internal stress of the rayon fabric subjected to shrink prevention treatment is eliminated, the purpose of controlling the shrinkage is achieved, and the stability of the shape and the size of the fabric is improved.
Example 1
A rayon printing production process comprises the following steps: the method comprises the following steps of cleaning and singeing grey cloth, cold stacking and one-bath process, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention.
The speed of the gray fabric for net singeing is 90 m/min.
The cold-batch one-bath method comprises cold rolling and stacking, wherein the cold rolling solution is as follows: 5g/L of caustic soda, 13g/L of hydrogen peroxide, 10g/L of alkali colloidal particles, 5g/L of penetrating agent, 100% of cold-rolled liquid, and 50m/min of vehicle speed; the stacking time is 10 h.
One time loose formula washing is multistage formula loose washing, includes: a 75 ℃ medium temperature preheating section, a 90 ℃ high temperature open washing section, a 90 ℃ hot water boiling section, a 90 ℃ soaping section, a 90 ℃ hot water washing section and a cold water washing section.
The printing process comprises a single-rolling urea process before, wherein the urea concentration of the single-rolling urea is 100g/L, the temperature is controlled to be 130 ℃, and the time is 50 min.
The temperature of the printing process is 85 ℃, and the speed of the printing process is 30 m/min.
The humidity of the steaming process is 90%, and the steaming time is 10 min.
The water temperature of the secondary loose type washing is 80 ℃, and the vehicle speed is 25 m/min.
The temperature of the dry cloth and the temperature of the soft drawing are both 90 ℃, and the vehicle speed is 30 m/min.
In the production process of the embodiment, the cloth breakage phenomenon does not occur, and the printing is good in coloring and strong in color fastness.
Example 2
A rayon printing production process comprises the following steps: the method comprises the following steps of cleaning and singeing grey cloth, cold stacking and one-bath process, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention.
The speed of the blank cloth for singeing is 100 m/min.
The cold-batch one-bath method comprises cold rolling and stacking, wherein the cold rolling solution is as follows: 20g/L of caustic soda, 25g/L of hydrogen peroxide, 15g/L of alkali colloidal particles, 8g/L of penetrating agent, 100% of liquid carrying capacity and 60m/min of cold rolling speed; the stacking time is 12 h.
One time loose formula washing is multistage formula loose washing, includes: a preheating section at 85 ℃, a high-temperature open washing section at 95 ℃, a hot water boiling section at 95 ℃, a soaping section at 95 ℃, a hot water washing section at 95 ℃ and a cold water washing section.
The printing process comprises a single-rolling urea process before, wherein the urea concentration of the single-rolling urea is 100g/L, the temperature is controlled to be 130 ℃, and the time is 50 min.
The temperature of the printing process is 90 ℃, and the vehicle speed is 50 m/min.
The humidity of the steaming process is 90%, and the steaming time is 12 min.
The water temperature of the secondary loose type washing is 95 ℃, and the vehicle speed is 45 m/min.
The temperature of the dry cloth and the tentering and flexible drawing are both 100 ℃, and the vehicle speed is 50 m/min.
In the production process of the embodiment, the cloth breakage phenomenon does not occur, and the printing is good in coloring and strong in color fastness.
Example 3
A rayon printing production process comprises the following steps: the method comprises the following steps of cleaning and singeing grey cloth, cold stacking and one-bath process, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention.
The speed of the blank cloth for singeing is 95 m/min.
The cold-batch one-bath method comprises cold rolling and stacking, wherein the cold rolling solution is as follows: 15g/L of caustic soda, 18g/L of hydrogen peroxide, 12g/L of alkali colloidal particles, 6g/L of penetrant, 100% of cold-rolled strip liquid, and 55m/min of cold-rolling speed; the stacking time is 14 h.
One time loose formula washing is multistage formula loose washing, includes: a medium temperature preheating section at 80 ℃, a high temperature open washing section at 92 ℃, a hot water boiling section at 92 ℃, a soaping section at 92 ℃, a hot water washing section at 92 ℃ and a cold water washing section.
The printing process comprises a single-rolling urea process before, wherein the urea concentration of the single-rolling urea is 100g/L, the temperature is controlled to be 130 ℃, and the time is 50 min.
The temperature of the printing process is 95 ℃, and the speed of the printing process is 40 m/min.
The steam process has humidity of 90% deg.C and steaming time of 15 min.
The water temperature of the secondary loose type water washing is 90 ℃, and the vehicle speed is 35 m/min.
The temperature of the dry cloth and the tentering and flexible drawing are both 110 ℃, and the vehicle speed is 40 m/min.
In the production process of the embodiment, the cloth breakage phenomenon does not occur, and the printing is good in coloring and strong in color fastness.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (9)
1. The rayon printing production process is characterized by sequentially comprising the following steps of: the method comprises the following steps of cleaning and singeing grey cloth, cold stacking and one-bath process, primary loose type washing, printing, steaming, secondary loose type washing, drying cloth, soft drawing and shrink prevention.
2. The rayon printing production process of claim 1, wherein the one-time loose washing water adopts seven-section loose washing equipment, and rayon fabric sequentially passes through a 75-85 ℃ medium-temperature preheating section, a 90-95 ℃ high-temperature open washing section, a 90-95 ℃ high-temperature water boiling section, a 90-95 ℃ soaping section, a 90-95 ℃ high-temperature open washing section and a cold water washing section.
3. The rayon printing production process of claim 1, wherein the net singeing of the grey cloth is through-firing on the front and back sides, and the speed of the vehicle is 90-100 m/min.
4. The rayon printing production process of claim 1, wherein the cold-batch one-bath process comprises cold rolling and stacking, and the cold-rolled padding liquid comprises: 5-20 g/L of caustic soda, 13-25 g/L of hydrogen peroxide, 10-15 g/L of alkali colloidal particles and 5-8 g/L of penetrant; the cold rolling liquid content is 100%, and the vehicle speed is 50-60 m/min; the stacking time is 10-12 h.
5. The rayon printing production process of claim 1, wherein single-stage loose type washing equipment is adopted for secondary loose type washing, the water temperature is 80-95 ℃, and the vehicle speed is 25-45 m/min.
6. The rayon printing production process of claim 1, wherein a single urea rolling step is further arranged before the printing process, the urea concentration of the single urea rolling step is 100g/L, the temperature is 130 ℃, and the time is 50 min.
7. The rayon printing production process of claim 1, wherein the printing process is carried out at a temperature of 85-95 ℃ and at a speed of 30-50 m/min.
8. The rayon printing production process of claim 1, wherein the steaming process has a steaming humidity of 90% and a steaming time of more than 10 min.
9. The rayon printing production process of claim 1, wherein the temperature of the dry cloth and the temperature of the soft drawing are both 100 +/-10 ℃, and the speed of the vehicle is 30-50 m/min.
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CN105113291A (en) * | 2015-09-15 | 2015-12-02 | 江苏中诚印染股份有限公司 | Low-pollution and high-dyeing-degree activity printing process used on regenerated cellulose fibers |
CN105442149A (en) * | 2015-11-27 | 2016-03-30 | 江苏金太阳纺织科技股份有限公司 | Lyocell knitted-fabric-like fabric and processing method thereof |
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