CN113389068A - Weak solvent high gloss chemical fibre photo spray painting canvas - Google Patents
Weak solvent high gloss chemical fibre photo spray painting canvas Download PDFInfo
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- CN113389068A CN113389068A CN202110689239.4A CN202110689239A CN113389068A CN 113389068 A CN113389068 A CN 113389068A CN 202110689239 A CN202110689239 A CN 202110689239A CN 113389068 A CN113389068 A CN 113389068A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
- D06N3/183—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials the layers are one next to the other
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- 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
- D06C9/04—Singeing by contact with heated elements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0063—Inorganic compounding ingredients, e.g. metals, carbon fibres, Na2CO3, metal layers; Post-treatment with inorganic compounds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0065—Organic pigments, e.g. dyes, brighteners
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/08—Properties of the materials having optical properties
- D06N2209/0838—Bright, glossy, shiny surface
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a weak solvent highlight chemical fiber photo spray painting canvas, the whole system is an aqueous medium, the whole system is completely environment-friendly and pollution-free, no danger exists in the links from the production of paint to the production of products, the production efficiency is greatly improved, meanwhile, the printed color effect is higher in definition, and especially for the product with the high light solvent, because the film formed on the surface is more even, even and thick, so that the glossiness of the surface of the glass is higher, thereby improving the vividness of the color, the color gamut of the color is excessive, and the glass is more uniform and natural, the texture is soft, smooth and not curled, the verticality is very good, the stretching degree is high, the texture is soft and powerful, the surface texture is very natural and smooth, therefore, after high-definition printing is realized, the three-dimensional effect of the picture is very good, and the whole picture is more vivid.
Description
Technical Field
The invention relates to the technical field of oil painting cloth, in particular to weak-solvent high-gloss chemical fiber photo spray painting oil painting cloth.
Background
The weak solvent type product is also a product which is gradually developed in recent years, and a novel outdoor high-definition ink-jet portrait printing product has the defects all the time before, because the indoor type product is always some defects, the requirements of customers on the market cannot be met, and particularly, the indoor type product is not ideal in the aspects of waterproofness, weather resistance and fading prevention.
In order to solve the problems, the first generation of outdoor products, namely solvent-type outdoor products, appear on the market later, and the products well solve the defects of the indoor products, so that the indoor products are sold in a market with a fire explosion, and the order is in short supply, and the solvent-type products are gradually applied to various outdoor ink-jet fields.
Although the effect of the first generation outdoor products is better than that of the indoor products, the first generation outdoor products are pure solvent type systems, so that a plurality of defects also appear in the whole process of direct production, and the whole production link from the preparation of the coating is very unfavorable for operation, and certain potential safety hazards and great dangers also exist.
Meanwhile, the first generation outdoor products show their advantages only on some specific hard substrates, but on various soft substrates, the product characteristics cannot be brought into play normally due to the larger adverse effects, and the product quality is reduced from the side, so that the adaptation range is also limited.
In order to solve various problems existing in the first generation outdoor type products all the time, through long-time research and production practice tests, the characteristics of stable and latest outdoor type weak solvent type products are mastered, the characteristics are stable and the performances are outstanding from formulation process to production process of the products, and the products are the second generation outdoor type products which are the weak solvent products.
In conclusion, the low-solvent high-gloss chemical fiber photo spray painting canvas is provided to achieve a better using effect.
Disclosure of Invention
The invention aims to provide a weak-solvent high-gloss chemical fiber photo spray painting canvas to solve the problems in the current market brought forward by the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the weak-solvent highlight chemical fiber photo spray painting canvas is characterized in that the specific preparation method comprises the following steps:
(1) firstly carrying out high-temperature surface treatment on the dried and shaped white gray cloth at a temperature of more than 200 ℃ on special equipment, wherein the maximum effect of the step is to remove micro hairiness on the gray cloth yarns, and after the treatment, when a coating process is carried out, the surface of the whole coating is smoother and smoother, otherwise, the surface is rough;
(2) coating a weight increasing hole sealing layer, coating a first knife by an intelligent specialized coating machine, wherein the largest purpose of coating the layer is to increase the weight of a product, so that the product has flexible and thick feeling, and simultaneously, the coating seals pores on fibers to prevent ink from permeating the back of the product during future printing, thereby indirectly reducing the brightness of the color of a printed picture;
in the coating process, a scraper adopts a high-speed friction resistant specially-made alloy steel 3.0 mm knife edge for scraping, a blank cloth is slowly unreeled from a specified station and enters a material groove on a coating platform through the transmission of a plurality of transmission rollers for sizing;
the gray cloth wetted by the slurry can quickly pass through the trough and then pass through the scraper at the speed of 25 meters per minute, so that the redundant slurry can be completely scraped off by the scraper and can be circularly and rotatably used in the trough, a layer of uniform wet glue can be coated on the surface of the gray cloth passing through the slurry behind the scraper, and then the gray cloth can slowly enter a high-temperature drying area;
in the whole high-temperature drying area, the adopted heat source is steam heating, and a hot air blowing and dehumidifying circulation system is arranged, so that intelligent temperature control can be realized in each drying oven, and in the production process, the temperature of the whole drying area is improved in a step-type manner from low to high, so that the fact that the whole coating is really mature is guaranteed, the phenomenon of external maturity and internal maturity is avoided, and the bonding fastness and the flexibility of a product are influenced;
the whole wet glue coating needs to be thoroughly dried in a drying area through high-temperature drying at 50-170 ℃ for 60-70 seconds, and meanwhile, the blank cloth can be coated with enough gluing amount, and after the base material leaves the drying area, the base material is subjected to rapid surface cooling treatment, directly rolled into a semi-finished product and waits for the next coating process.
The formula of the weight-increasing pore-sealing layer coating comprises the following components: water: 2-50 kg of natural stone powder A: 2-30 kg, dispersant: 0.2-5 kg, defoamer: 0.1-3 kg, PVA glue: 2-50 kg of natural stone powder E: 2-50 kg of natural stone powder D: 2-50 kg of natural stone powder C: 2-50 kg of natural stone powder B: 2-50 kg of VAE emulsion A: 4-50 kg of VAE emulsion B: 8-50 kg, whitening agent: 0.2-5 kg, plasticizer: 0.2-6 kg, surfactant: 0.2-8 kg.
The preparation process of the weight-increasing pore-sealing layer coating comprises the following steps:
(1) adding water in required amount into a barrel of a high-speed dispersion stirrer, increasing the rotating speed to 1440 revolutions per minute, then sequentially adding a dispersing agent, a defoaming agent and a surfactant, waiting for 10 minutes after each addition of one additive, then adding another additive, slowly pouring natural stone powder A after the surfactant is continuously dispersed for 10 minutes, continuously dispersing for 30 minutes at high speed, then adding natural stone powder E, and reducing the rotating speed to 800 revolutions after the surfactant is continuously dispersed for 20 minutes.
(2) Pouring PVA emulsion, stirring for 10 minutes at medium speed of 800 revolutions, then increasing the rotating speed to 1440 revolutions, adding natural stone powder B, continuously dispersing for 20 minutes at high speed, then decreasing the rotating speed to 800 revolutions again, then pouring VAE emulsion A and VAE emulsion B into a dispersing barrel in sequence, continuously stirring for 20 minutes at medium speed of 800 revolutions, increasing the rotating speed to 1440 revolutions again, sequentially adding natural stone powder C and natural stone powder D, continuously dispersing for 60 minutes at high speed after finishing the addition, decreasing the rotating speed to 800 revolutions, then adding plasticizer in a streamline adding mode, adding whitening agent after 10 minutes, continuously stirring for 30 minutes again after finishing all raw materials, stopping the machine, filtering with a special filter screen, and using the machine.
(3) Coating shading whitening layer, through intelligent coating machine, this one deck of coating, not only can increase the smoothness on product surface, the shading that also can improve the product shelters from the ability, it is most important, when printing the picture in the later stage, can let the color, more bright-colored and full, the wholeness ability of promoting the product by a wide margin, after the appointed station is put into to the substrate, when the permanent power of rising is stable, receive the traction of active power, can go into whole coated process with step, pass a plurality of driving roller, can enter into special surface treatment device at last, can carry out the surface treatment more than 60 degrees.
(4) And eventually to the designated coating station, first into the intended trough, where the slurry quickly wets the substrate surface, at which time, the base material can naturally pass through the scraper, then the surface of the base material can be coated with a layer of uniform slurry, after the base material passes through the scraper, the base material can smoothly enter a drying area under the tension of the needle plates at the two sides, in the whole process, the base material is subjected to 50-150 ℃ high-temperature surface blowing drying treatment for 50 seconds, in the whole process, the special auxiliary agent in the wet glue generates certain chemical change at a specific temperature, thereby improving the characteristics of the product, the surface of the base material can be hot after the base material is taken out of the oven, in order to ensure that the characteristics of the product can not be weakened, therefore, the surface needs to be rapidly cooled, and then the film can be automatically wound into a large package under the traction of a power device to wait for the coating of the next knife.
The formula of the shading and whitening layer coating comprises: water: 4-30 kg of natural stone powder A: 1-30 kg, dispersant: 0.14-3 kg, defoamer: 0.14-3 kg, PVA solution: 4-40 kg of natural stone powder D: 4-20 kg of natural stone powder C: 5-25 kg of natural stone powder B: 4-30 kg, natural stone powder E4-20 kg, VAE emulsion: 4-60 kg of propionic acid emulsion: 10-30 kg, whitening agent: 0.10-2 kg, plasticizer: 0.5-5 kg, bridging agent: 2-10 kg, surfactant: 0.1-1 kg.
The light-shading whitening layer coating material preparation process comprises the following steps:
(1) in a barrel of a high-speed dispersion stirrer, required water is firstly put in, then the stirrer is started according to a preset dispersion process flow, the rotating speed is regulated to 1440 revolutions, then a dispersing agent, a defoaming agent and a surfactant are sequentially added, after each auxiliary agent is added, the next auxiliary agent is added after the high-speed dispersion is required for 10 minutes, and the high-speed dispersion is continued for 10 minutes after all the auxiliary agents are added.
(2) Then adding natural stone powder A, dispersing at a high speed for 30 minutes at the rotating speed of 1440 revolutions, then adjusting the rotating speed to 800 revolutions, pouring a needed PVA solution into a barrel, stirring for 10 minutes, then adjusting the rotating speed to 1440 revolutions, then slowly pouring natural stone powder D, dispersing at a high speed for 20 minutes, adjusting the rotating speed to 800 revolutions, then adding VAE emulsion, stirring at a medium speed for 10 minutes, increasing the rotating speed to 1440 revolutions, then slowly adding natural stone powder B and natural stone powder C in sequence, dispersing at a high speed for 30 minutes, then decreasing the rotating speed to 800 revolutions, then pouring acrylic emulsion, stirring at a medium speed for 10 minutes, adjusting the rotating speed to 1440 revolutions, slowly pouring natural stone powder E again, and dispersing at a high speed for 40 minutes.
(3) And finally, regulating the rotating speed to 800 revolutions, sequentially adding the whitening agent, the plasticizer and the bridging agent, stirring for 10 minutes after each addition, adding the next one, continuously stirring for 30 minutes after all the addition, filtering by using a filter screen, and barreling for later use.
(4) Coating a weak solvent highlight ink absorption coating, similarly, coating by a professional intelligent coating machine to obtain a finished product and a good finished product after the coating, wherein the surface gloss is extremely high, the coating film is uniformly spread and the gloss is uniform, so that the printed color is more bright, natural and full, the ink absorption speed in the same color area is the same as that in the printing process, the printing process is staggered, the weak solvent highlight ink absorption coating belongs to a special coating liquid, a special additive is added, the printing process is dispersed and prepared, a high-quality product can be produced by combining a strict production process, a substrate which is coated twice is coated on the intelligent coating machine, the coating of the last cut is carried out, after the substrate enters a designated station, according to a coating program, after the machine is started, the substrate slowly moves forwards under the control of stable tension, and after the substrate enters a coating area, the coating liquid is fed into a trough on a coating table, then the coating liquid directly enters a self-leveling area after passing through a scraper, the surface of a base material and the coating liquid in the trough always keep a contact position of more than 150 mm, the base material is sufficiently wetted, then the base material enters the self-leveling area after passing through a scraper edge with the height and width adjusted, after the scraper blade coating of 3.0 in the self-leveling area, the surface of the base material is completely and uniformly coated with a layer of wet glue, the surface of the whole coating film is enabled to be more smooth and flat when the base material passes through the self-leveling area, then the base material directly enters a high-temperature drying area, the temperature range of a drying and dehumidifying oven is 50-150 ℃, the temperature of the base material is increased and dried in a stepped manner from low to high, so that the coating can be sufficiently ensured to be thoroughly dried, the characteristics of the coating film are exerted to an optimal state, the base material is placed in the oven and dried at a high temperature for 60 seconds, and finally, the substrate is taken out of the oven with the length of 26 meters, the surface of the coating is thoroughly dried at the moment, the substrate is always in the best state for ensuring the quality, and after the substrate is taken out of the oven, the substrate needs to be subjected to rapid surface cooling treatment, then the substrate passes through a transmission roller, and the substrate is directly rolled and formed under the traction of rolling power.
The formula of the aqueous highlight waterproof ink-absorbing ink-fixing layer coating liquid is as follows: acrylic emulsion A: 20-80 kg, acrylic emulsion B: 20-90 kg, surfactant A: 0.1-3 kg, surfactant B: 0.1-3 kg, defoamer: 0.1-3 kg, thickener: 0.1-6 kg, bridging agent: 0.2-3 kg, whitening agent: 0.1-2 kg.
The compounding process of the low-solvent high-gloss ink-absorbing coating comprises the following steps:
(1) and (3) firstly pouring acrylic emulsion A into a stirring barrel of the high-speed stirring dispersion machine, then starting the stirring machine, adjusting the rotating speed to 500 revolutions, then pouring acrylic emulsion B into the stirring barrel, and continuously stirring for 20 minutes.
(2) And then adding the surfactant A in a streamline adding mode, adding the surfactant B after 10 minutes, adding the bridging agent after 10 minutes, and continuously stirring for 20 minutes at a low speed of 500 revolutions.
(3) And finally, sequentially adding the defoaming agent, the whitening agent and the thickening agent, wherein the interval between the two is 5 minutes, and after all the components are added, continuously stirring for 40 minutes, filtering by using a special filter screen, and waiting for being used on a computer.
Compared with the prior art, the invention has the beneficial effects that: the low-solvent high-gloss chemical fiber photo-drawing spray painting canvas;
firstly, the whole system is an aqueous medium, is completely environment-friendly and pollution-free, and has no danger from the production of the coating to the production of the product, thereby greatly improving the production efficiency, simultaneously, the printed color effect and the definition are higher, especially for the product of the weak solvent highlight type, the glossiness of the surface is higher because the film forming on the surface is smoother, uniform and thicker, thereby also improving the color vividness, the color gamut of the color is excessive, more uniform and natural, the oil painting canvas made by the technology is soft in texture, smoother, not curled, very good in vertical performance, flexible and soft, and powerful, and the oil painting canvas is suitable for the industries of various frameless paintings and decorative paintings, is not suitable for frame stretching, and can not have the condition that the frame of the cloth cover collapses (looses), and has the natural texture effect on the surface because of the cloth substrate, the canvas is suitable for various outdoor machines and outdoor inks, is applied to various outdoor exhibition and display aspects at present, and in places needing high-definition pictures, the canvas basically has the figure of the weak-solvent high-gloss canvas, and in addition, the canvas has good compatibility and stability, particularly, the product cannot be warped and curled in winter, and the surface cannot be sticky in summer, so that the canvas is more and more popular to be popular and applied in painting enterprises.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: the weak-solvent highlight chemical fiber photo spray painting canvas is characterized in that the specific preparation method comprises the following steps:
(1) firstly carrying out high-temperature surface treatment on the dried and shaped white gray cloth at a temperature of more than 200 ℃ on special equipment, wherein the maximum effect of the step is to remove micro hairiness on the gray cloth yarns, and after the treatment, when a coating process is carried out, the surface of the whole coating is smoother and smoother, otherwise, the surface is rough;
(2) coating a weight increasing hole sealing layer, coating a first knife by an intelligent specialized coating machine, wherein the largest purpose of coating the layer is to increase the weight of a product, so that the product has flexible and thick feeling, and simultaneously, the coating seals pores on fibers to prevent ink from permeating the back of the product during future printing, thereby indirectly reducing the brightness of the color of a printed picture;
in the coating process, a scraper adopts a high-speed friction resistant specially-made alloy steel 3.0 mm knife edge for scraping, a blank cloth is slowly unreeled from a specified station and enters a material groove on a coating platform through the transmission of a plurality of transmission rollers for sizing;
the gray cloth wetted by the slurry can quickly pass through the trough and then pass through the scraper at the speed of 25 meters per minute, so that the redundant slurry can be completely scraped off by the scraper and can be circularly and rotatably used in the trough, a layer of uniform wet glue can be coated on the surface of the gray cloth passing through the slurry behind the scraper, and then the gray cloth can slowly enter a high-temperature drying area;
in the whole high-temperature drying area, the adopted heat source is steam heating, and a hot air blowing and dehumidifying circulation system is arranged, so that intelligent temperature control can be realized in each drying oven, and in the production process, the temperature of the whole drying area is improved in a step-type manner from low to high, so that the fact that the whole coating is really mature is guaranteed, the phenomenon of external maturity and internal maturity is avoided, and the bonding fastness and the flexibility of a product are influenced;
the whole wet glue coating needs to be thoroughly dried in a drying area through high-temperature drying at 50-170 ℃ for 60-70 seconds, and meanwhile, the blank cloth can be coated with enough gluing amount, and after the base material leaves the drying area, the base material is subjected to rapid surface cooling treatment, directly rolled into a semi-finished product and waits for the next coating process.
The formula of the weight-increasing hole sealing layer coating is as follows: water: 2-50 kg of natural stone powder A: 2-30 kg, dispersant: 0.2-5 kg, defoamer: 0.1-3 kg, PVA glue: 2-50 kg of natural stone powder E: 2-50 kg of natural stone powder D: 2-50 kg of natural stone powder C: 2-50 kg of natural stone powder B: 2-50 kg of VAE emulsion A: 4-50 kg of VAE emulsion B: 8-50 kg, whitening agent: 0.2-5 kg, plasticizer: 0.2-6 kg, surfactant: 0.2-8 kg.
The preparation process of the weight-increasing hole-sealing layer coating comprises the following steps:
(1) adding water in required amount into a barrel of a high-speed dispersion stirrer, increasing the rotating speed to 1440 revolutions per minute, then sequentially adding a dispersing agent, a defoaming agent and a surfactant, waiting for 10 minutes after each addition of one additive, then adding another additive, slowly pouring natural stone powder A after the surfactant is continuously dispersed for 10 minutes, continuously dispersing for 30 minutes at high speed, then adding natural stone powder E, and reducing the rotating speed to 800 revolutions after the surfactant is continuously dispersed for 20 minutes.
(2) Pouring PVA emulsion, stirring for 10 minutes at medium speed of 800 revolutions, then increasing the rotating speed to 1440 revolutions, adding natural stone powder B, continuously dispersing for 20 minutes at high speed, then decreasing the rotating speed to 800 revolutions again, then pouring VAE emulsion A and VAE emulsion B into a dispersing barrel in sequence, continuously stirring for 20 minutes at medium speed of 800 revolutions, increasing the rotating speed to 1440 revolutions again, sequentially adding natural stone powder C and natural stone powder D, continuously dispersing for 60 minutes at high speed after finishing the addition, decreasing the rotating speed to 800 revolutions, then adding plasticizer in a streamline adding mode, adding whitening agent after 10 minutes, continuously stirring for 30 minutes again after finishing all raw materials, stopping the machine, filtering with a special filter screen, and using the machine.
(3) Coating shading whitening layer, through intelligent coating machine, this one deck of coating, not only can increase the smoothness on product surface, the shading that also can improve the product shelters from the ability, it is most important, when printing the picture in the later stage, can let the color, more bright-colored and full, the wholeness ability of promoting the product by a wide margin, after the appointed station is put into to the substrate, when the permanent power of rising is stable, receive the traction of active power, can go into whole coated process with step, pass a plurality of driving roller, can enter into special surface treatment device at last, can carry out the surface treatment more than 60 degrees.
(4) And eventually to the designated coating station, first into the intended trough, where the slurry quickly wets the substrate surface, at which time, the base material can naturally pass through the scraper, then the surface of the base material can be coated with a layer of uniform slurry, after the base material passes through the scraper, the base material can smoothly enter a drying area under the tension of the needle plates at the two sides, in the whole process, the base material is subjected to 50-150 ℃ high-temperature surface blowing drying treatment for 50 seconds, in the whole process, the special auxiliary agent in the wet glue generates certain chemical change at a specific temperature, thereby improving the characteristics of the product, the surface of the base material can be hot after the base material is taken out of the oven, in order to ensure that the characteristics of the product can not be weakened, therefore, the surface needs to be rapidly cooled, and then the film can be automatically wound into a large package under the traction of a power device to wait for the coating of the next knife.
The formula of the shading and whitening layer coating is as follows: water: 4-30 kg of natural stone powder A: 1-30 kg, dispersant: 0.14-3 kg, defoamer: 0.14-3 kg, PVA solution: 4-40 kg of natural stone powder D: 4-20 kg of natural stone powder C: 5-25 kg of natural stone powder B: 4-30 kg, natural stone powder E4-20 kg, VAE emulsion: 4-60 kg of propionic acid emulsion: 10-30 kg, whitening agent: 0.10-2 kg, plasticizer: 0.5-5 kg, bridging agent: 2-10 kg, surfactant: 0.1-1 kg.
The shading and whitening layer coating material preparation process comprises the following steps:
(1) in a barrel of a high-speed dispersion stirrer, required water is firstly put in, then the stirrer is started according to a preset dispersion process flow, the rotating speed is regulated to 1440 revolutions, then a dispersing agent, a defoaming agent and a surfactant are sequentially added, after each auxiliary agent is added, the next auxiliary agent is added after the high-speed dispersion is required for 10 minutes, and the high-speed dispersion is continued for 10 minutes after all the auxiliary agents are added.
(2) Then adding natural stone powder A, dispersing at a high speed for 30 minutes at the rotating speed of 1440 revolutions, then adjusting the rotating speed to 800 revolutions, pouring a needed PVA solution into a barrel, stirring for 10 minutes, then adjusting the rotating speed to 1440 revolutions, then slowly pouring natural stone powder D, dispersing at a high speed for 20 minutes, adjusting the rotating speed to 800 revolutions, then adding VAE emulsion, stirring at a medium speed for 10 minutes, increasing the rotating speed to 1440 revolutions, then slowly adding natural stone powder B and natural stone powder C in sequence, dispersing at a high speed for 30 minutes, then decreasing the rotating speed to 800 revolutions, then pouring acrylic emulsion, stirring at a medium speed for 10 minutes, adjusting the rotating speed to 1440 revolutions, slowly pouring natural stone powder E again, and dispersing at a high speed for 40 minutes.
(3) And finally, regulating the rotating speed to 800 revolutions, sequentially adding the whitening agent, the plasticizer and the bridging agent, stirring for 10 minutes after each addition, adding the next one, continuously stirring for 30 minutes after all the addition, filtering by using a filter screen, and barreling for later use.
(4) Coating a weak solvent highlight ink absorption coating, similarly, coating by a professional intelligent coating machine to obtain a finished product and a good finished product after the coating, wherein the surface gloss is extremely high, the coating film is uniformly spread and the gloss is uniform, so that the printed color is more bright, natural and full, the ink absorption speed in the same color area is the same as that in the printing process, the printing process is staggered, the weak solvent highlight ink absorption coating belongs to a special coating liquid, a special additive is added, the printing process is dispersed and prepared, a high-quality product can be produced by combining a strict production process, a substrate which is coated twice is coated on the intelligent coating machine, the coating of the last cut is carried out, after the substrate enters a designated station, according to a coating program, after the machine is started, the substrate slowly moves forwards under the control of stable tension, and after the substrate enters a coating area, the coating liquid is fed into a trough on a coating table, then the coating liquid directly enters a self-leveling area after passing through a scraper, the surface of a base material and the coating liquid in the trough always keep a contact position of more than 150 mm, the base material is sufficiently wetted, then the base material enters the self-leveling area after passing through a scraper edge with the height and width adjusted, after the scraper blade coating of 3.0 in the self-leveling area, the surface of the base material is completely and uniformly coated with a layer of wet glue, the surface of the whole coating film is enabled to be more smooth and flat when the base material passes through the self-leveling area, then the base material directly enters a high-temperature drying area, the temperature range of a drying and dehumidifying oven is 50-150 ℃, the temperature of the base material is increased and dried in a stepped manner from low to high, so that the coating can be sufficiently ensured to be thoroughly dried, the characteristics of the coating film are exerted to an optimal state, the base material is placed in the oven and dried at a high temperature for 60 seconds, and finally, the substrate is taken out of the oven with the length of 26 meters, the surface of the coating is thoroughly dried at the moment, the substrate is always in the best state for ensuring the quality, and after the substrate is taken out of the oven, the substrate needs to be subjected to rapid surface cooling treatment, then the substrate passes through a transmission roller, and the substrate is directly rolled and formed under the traction of rolling power.
The formula of the aqueous highlight waterproof ink-absorbing ink-fixing layer coating liquid is as follows: acrylic emulsion A: 20-80 kg, acrylic emulsion B: 20-90 kg, surfactant A: 0.1-3 kg, surfactant B: 0.1-3 kg, defoamer: 0.1-3 kg, thickener: 0.1-6 kg, bridging agent: 0.2-3 kg, whitening agent: 0.1-2 kg.
The compounding process of the low-solvent highlight ink-absorbing coating comprises the following steps:
(1) and (3) firstly pouring acrylic emulsion A into a stirring barrel of the high-speed stirring dispersion machine, then starting the stirring machine, adjusting the rotating speed to 500 revolutions, then pouring acrylic emulsion B into the stirring barrel, and continuously stirring for 20 minutes.
(2) And then adding the surfactant A in a streamline adding mode, adding the surfactant B after 10 minutes, adding the bridging agent after 10 minutes, and continuously stirring for 20 minutes at a low speed of 500 revolutions.
(3) And finally, sequentially adding the defoaming agent, the whitening agent and the thickening agent, wherein the interval between the two is 5 minutes, and after all the components are added, continuously stirring for 40 minutes, filtering by using a special filter screen, and waiting for being used on a computer.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The weak-solvent highlight chemical fiber photo spray painting canvas is characterized in that the specific preparation method comprises the following steps:
(1) firstly carrying out high-temperature surface treatment on the dried and shaped white gray cloth at a temperature of more than 200 ℃ on special equipment, wherein the maximum effect of the step is to remove micro hairiness on the gray cloth yarns, and after the treatment, when a coating process is carried out, the surface of the whole coating is smoother and smoother, otherwise, the surface is rough;
(2) coating a weight increasing hole sealing layer, coating a first knife by an intelligent specialized coating machine, wherein the largest purpose of coating the layer is to increase the weight of a product, so that the product has flexible and thick feeling, and simultaneously, the coating seals pores on fibers to prevent ink from permeating the back of the product during future printing, thereby indirectly reducing the brightness of the color of a printed picture;
in the coating process, a scraper adopts a high-speed friction resistant specially-made alloy steel 3.0 mm knife edge for scraping, a blank cloth is slowly unreeled from a specified station and enters a material groove on a coating platform through the transmission of a plurality of transmission rollers for sizing;
the gray cloth wetted by the slurry can quickly pass through the trough and then pass through the scraper at the speed of 25 meters per minute, so that the redundant slurry can be completely scraped off by the scraper and can be circularly and rotatably used in the trough, a layer of uniform wet glue can be coated on the surface of the gray cloth passing through the slurry behind the scraper, and then the gray cloth can slowly enter a high-temperature drying area;
in the whole high-temperature drying area, the adopted heat source is steam heating, and a hot air blowing and dehumidifying circulation system is arranged, so that intelligent temperature control can be realized in each drying oven, and in the production process, the temperature of the whole drying area is improved in a step-type manner from low to high, so that the fact that the whole coating is really mature is guaranteed, the phenomenon of external maturity and internal maturity is avoided, and the bonding fastness and the flexibility of a product are influenced;
the whole wet glue coating needs to be thoroughly dried in a drying area through high-temperature drying at 50-170 ℃ for 60-70 seconds, and meanwhile, the blank cloth can be coated with enough gluing amount, and after the base material leaves the drying area, the base material is subjected to rapid surface cooling treatment, directly rolled into a semi-finished product and waits for the next coating process.
2. The weak-solvent high-gloss chemical fiber photo spray painting canvas according to claim 1, characterized in that: the formula of the weight-increasing hole sealing layer coating is as follows: water: 2-50 kg of natural stone powder A: 2-30 kg, dispersant: 0.2-5 kg, defoamer: 0.1-3 kg, PVA glue: 2-50 kg of natural stone powder E: 2-50 kg of natural stone powder D: 2-50 kg of natural stone powder C: 2-50 kg of natural stone powder B: 2-50 kg of VAE emulsion A: 4-50 kg of VAE emulsion B: 8-50 kg, whitening agent: 0.2-5 kg, plasticizer: 0.2-6 kg, surfactant: 0.2-8 kg.
3. The weak-solvent high-gloss chemical fiber photo spray painting canvas according to claim 1, characterized in that: the preparation process of the weight-increasing hole-sealing layer coating comprises the following steps:
(1) adding water in required amount into a barrel of a high-speed dispersion stirrer, increasing the rotating speed to 1440 revolutions per minute, then sequentially adding a dispersing agent, a defoaming agent and a surfactant, waiting for 10 minutes after each addition of one additive, then adding another additive, slowly pouring natural stone powder A after the surfactant is continuously dispersed for 10 minutes, continuously dispersing for 30 minutes at high speed, then adding natural stone powder E, and reducing the rotating speed to 800 revolutions after the surfactant is continuously dispersed for 20 minutes.
(2) Pouring PVA emulsion, stirring for 10 minutes at medium speed of 800 revolutions, then increasing the rotating speed to 1440 revolutions, adding natural stone powder B, continuously dispersing for 20 minutes at high speed, then decreasing the rotating speed to 800 revolutions again, then pouring VAE emulsion A and VAE emulsion B into a dispersing barrel in sequence, continuously stirring for 20 minutes at medium speed of 800 revolutions, increasing the rotating speed to 1440 revolutions again, sequentially adding natural stone powder C and natural stone powder D, continuously dispersing for 60 minutes at high speed after finishing the addition, decreasing the rotating speed to 800 revolutions, then adding plasticizer in a streamline adding mode, adding whitening agent after 10 minutes, continuously stirring for 30 minutes again after finishing all raw materials, stopping the machine, filtering with a special filter screen, and using the machine.
(3) Coating shading whitening layer, through intelligent coating machine, this one deck of coating, not only can increase the smoothness on product surface, the shading that also can improve the product shelters from the ability, it is most important, when printing the picture in the later stage, can let the color, more bright-colored and full, the wholeness ability of promoting the product by a wide margin, after the appointed station is put into to the substrate, when the permanent power of rising is stable, receive the traction of active power, can go into whole coated process with step, pass a plurality of driving roller, can enter into special surface treatment device at last, can carry out the surface treatment more than 60 degrees.
(4) And eventually to the designated coating station, first into the intended trough, where the slurry quickly wets the substrate surface, at which time, the base material can naturally pass through the scraper, then the surface of the base material can be coated with a layer of uniform slurry, after the base material passes through the scraper, the base material can smoothly enter a drying area under the tension of the needle plates at the two sides, in the whole process, the base material is subjected to 50-150 ℃ high-temperature surface blowing drying treatment for 50 seconds, in the whole process, the special auxiliary agent in the wet glue generates certain chemical change at a specific temperature, thereby improving the characteristics of the product, the surface of the base material can be hot after the base material is taken out of the oven, in order to ensure that the characteristics of the product can not be weakened, therefore, the surface needs to be rapidly cooled, and then the film can be automatically wound into a large package under the traction of a power device to wait for the coating of the next knife.
4. The weak-solvent high-gloss chemical fiber photo spray painting canvas according to claim 1, characterized in that: the formula of the shading and whitening layer coating is as follows: water: 4-30 kg of natural stone powder A: 1-30 kg, dispersant: 0.14-3 kg, defoamer: 0.14-3 kg, PVA solution: 4-40 kg of natural stone powder D: 4-20 kg of natural stone powder C: 5-25 kg of natural stone powder B: 4-30 kg, natural stone powder E4-20 kg, VAE emulsion: 4-60 kg of propionic acid emulsion: 10-30 kg, whitening agent: 0.10-2 kg, plasticizer: 0.5-5 kg, bridging agent: 2-10 kg, surfactant: 0.1-1 kg.
5. The weak-solvent high-gloss chemical fiber photo spray painting canvas according to claim 1, characterized in that: the shading and whitening layer coating material preparation process comprises the following steps:
(1) in a barrel of a high-speed dispersion stirrer, required water is firstly put in, then the stirrer is started according to a preset dispersion process flow, the rotating speed is regulated to 1440 revolutions, then a dispersing agent, a defoaming agent and a surfactant are sequentially added, after each auxiliary agent is added, the next auxiliary agent is added after the high-speed dispersion is required for 10 minutes, and the high-speed dispersion is continued for 10 minutes after all the auxiliary agents are added.
(2) Then adding natural stone powder A, dispersing at a high speed for 30 minutes at the rotating speed of 1440 revolutions, then adjusting the rotating speed to 800 revolutions, pouring a needed PVA solution into a barrel, stirring for 10 minutes, then adjusting the rotating speed to 1440 revolutions, then slowly pouring natural stone powder D, dispersing at a high speed for 20 minutes, adjusting the rotating speed to 800 revolutions, then adding VAE emulsion, stirring at a medium speed for 10 minutes, increasing the rotating speed to 1440 revolutions, then slowly adding natural stone powder B and natural stone powder C in sequence, dispersing at a high speed for 30 minutes, then decreasing the rotating speed to 800 revolutions, then pouring acrylic emulsion, stirring at a medium speed for 10 minutes, adjusting the rotating speed to 1440 revolutions, slowly pouring natural stone powder E again, and dispersing at a high speed for 40 minutes.
(3) And finally, regulating the rotating speed to 800 revolutions, sequentially adding the whitening agent, the plasticizer and the bridging agent, stirring for 10 minutes after each addition, adding the next one, continuously stirring for 30 minutes after all the addition, filtering by using a filter screen, and barreling for later use.
(4) Coating a weak solvent highlight ink absorption coating, similarly, coating by a professional intelligent coating machine to obtain a finished product and a good finished product after the coating, wherein the surface gloss is extremely high, the coating film is uniformly spread and the gloss is uniform, so that the printed color is more bright, natural and full, the ink absorption speed in the same color area is the same as that in the printing process, the printing process is staggered, the weak solvent highlight ink absorption coating belongs to a special coating liquid, a special additive is added, the printing process is dispersed and prepared, a high-quality product can be produced by combining a strict production process, a substrate which is coated twice is coated on the intelligent coating machine, the coating of the last cut is carried out, after the substrate enters a designated station, according to a coating program, after the machine is started, the substrate slowly moves forwards under the control of stable tension, and after the substrate enters a coating area, the coating liquid is fed into a trough on a coating table, then the coating liquid directly enters a self-leveling area after passing through a scraper, the surface of a base material and the coating liquid in the trough always keep a contact position of more than 150 mm, the base material is sufficiently wetted, then the base material enters the self-leveling area after passing through a scraper edge with the height and width adjusted, after the scraper blade coating of 3.0 in the self-leveling area, the surface of the base material is completely and uniformly coated with a layer of wet glue, the surface of the whole coating film is enabled to be more smooth and flat when the base material passes through the self-leveling area, then the base material directly enters a high-temperature drying area, the temperature range of a drying and dehumidifying oven is 50-150 ℃, the temperature of the base material is increased and dried in a stepped manner from low to high, so that the coating can be sufficiently ensured to be thoroughly dried, the characteristics of the coating film are exerted to an optimal state, the base material is placed in the oven and dried at a high temperature, and finally, the substrate is taken out of the oven with the length of 26 meters, the surface of the coating is thoroughly dried at the moment, the substrate is always in the best state for ensuring the quality, and after the substrate is taken out of the oven, the substrate needs to be subjected to rapid surface cooling treatment, then the substrate passes through a transmission roller, and the substrate is directly rolled and formed under the traction of rolling power.
6. The weak-solvent high-gloss chemical fiber photo spray painting canvas according to claim 1, characterized in that: the formula of the aqueous highlight waterproof ink-absorbing ink-fixing layer coating liquid is as follows: acrylic emulsion A: 20-80 kg, acrylic emulsion B: 20-90 kg, surfactant A: 0.1-3 kg, surfactant B: 0.1-3 kg, defoamer: 0.1-3 kg, thickener: 0.1-6 kg, bridging agent: 0.2-3 kg, whitening agent: 0.1-2 kg.
7. The weak-solvent high-gloss chemical fiber photo spray painting canvas according to claim 1, characterized in that: the compounding process of the low-solvent highlight ink-absorbing coating comprises the following steps:
(1) and (3) firstly pouring acrylic emulsion A into a stirring barrel of the high-speed stirring dispersion machine, then starting the stirring machine, adjusting the rotating speed to 500 revolutions, then pouring acrylic emulsion B into the stirring barrel, and continuously stirring for 20 minutes.
(2) And then adding the surfactant A in a streamline adding mode, adding the surfactant B after 10 minutes, adding the bridging agent after 10 minutes, and continuously stirring for 20 minutes at a low speed of 500 revolutions.
(3) And finally, sequentially adding the defoaming agent, the whitening agent and the thickening agent, wherein the interval between the two is 5 minutes, and after all the components are added, continuously stirring for 40 minutes, filtering by using a special filter screen, and waiting for being used on a computer.
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| CN202110689239.4A CN113389068A (en) | 2021-06-22 | 2021-06-22 | Weak solvent high gloss chemical fibre photo spray painting canvas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114013209A (en) * | 2021-11-05 | 2022-02-08 | 江苏浙创纺织科技有限公司 | Weak solvent canvas capable of coating 3-blade coating at one time |
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| CN103319646A (en) * | 2013-06-21 | 2013-09-25 | 南通华润新材料有限公司 | Polyacrylate emulsion for highlight eco-solvent digital ink-jet recording material and preparation method thereof |
| CN103897540A (en) * | 2012-12-27 | 2014-07-02 | 青岛佳艺影像新材料技术有限公司 | Formula of high brightness performance coating capable of absorbing ECO-solvent ink |
| CN107447534A (en) * | 2017-09-29 | 2017-12-08 | 潍坊佳诚数码材料有限公司 | A kind of digital direct-injection Weak solvent duplex printing advertising cloth and its preparation technology |
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- 2021-06-22 CN CN202110689239.4A patent/CN113389068A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103897540A (en) * | 2012-12-27 | 2014-07-02 | 青岛佳艺影像新材料技术有限公司 | Formula of high brightness performance coating capable of absorbing ECO-solvent ink |
| CN103319646A (en) * | 2013-06-21 | 2013-09-25 | 南通华润新材料有限公司 | Polyacrylate emulsion for highlight eco-solvent digital ink-jet recording material and preparation method thereof |
| CN107447534A (en) * | 2017-09-29 | 2017-12-08 | 潍坊佳诚数码材料有限公司 | A kind of digital direct-injection Weak solvent duplex printing advertising cloth and its preparation technology |
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| CN114013209A (en) * | 2021-11-05 | 2022-02-08 | 江苏浙创纺织科技有限公司 | Weak solvent canvas capable of coating 3-blade coating at one time |
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