CN113715463A - Method for manufacturing three-dimensional double-color film pasting skin - Google Patents
Method for manufacturing three-dimensional double-color film pasting skin Download PDFInfo
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- CN113715463A CN113715463A CN202110984436.9A CN202110984436A CN113715463A CN 113715463 A CN113715463 A CN 113715463A CN 202110984436 A CN202110984436 A CN 202110984436A CN 113715463 A CN113715463 A CN 113715463A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/08—Polyurethanes from polyethers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
- B32B2037/243—Coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
- B32B2038/0016—Abrading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
Abstract
The invention relates to the technical field of film manufacturing, in particular to a manufacturing method of a three-dimensional double-color film pasting skin, which comprises the following steps: s1 pretreatment: cleaning the high-brightness film, the colorful film and the flower film with clear water, dehydrating with absolute ethyl alcohol, and wiping to dryness for later use; and S2 tumbling treatment: respectively putting the high-brightness film, the colorful film and the flower film into a heating device for heating, and performing roller burnishing treatment; s3 coating: respectively coating surface treatment liquid on the high-gloss film, the multicolor film and the flower film after the tumbling, and drying for 10-20min at the temperature of 20-25 ℃; s3 attaching: the dried highlight film, the multicolor film and the flower film are sequentially adhered together by the adhesive; s4 hot pressing: and hot pressing by using a hot roller to bond the high-brightness film, the glue film, the multicolor film and the patterned film into a whole, drying, cooling, forming and coiling to obtain the three-dimensional double-color film-sticking skin, wherein the surface treatment liquid comprises a film forming agent and a wear-resisting agent. The film pasting skin prepared by the invention has excellent touch feeling and certain wear resistance.
Description
Technical Field
The invention relates to the technical field of film manufacturing, in particular to a manufacturing method of a three-dimensional double-color film pasting skin.
Background
The production process of the film sticking skin in China is mature day by day, the produced film sticking skin products are various in types, the product style can be gradually connected with the world, and the market of the film sticking skin is also continuously expanded. Compared with a shaving leather film, the film pasting skin has the characteristics of richer colors and patterns, high temperature resistance, high peel strength and the like, has the characteristics of moisture permeability, air permeability, environmental protection and health, is very economical and cheap in price, and is deeply loved by consumers. However, the film has some defects, such as poor abrasion resistance, easy peeling or fading of the film due to scratch in daily use, and hard texture and poor touch feeling of most films, and needs to be further improved in these aspects.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a method for manufacturing a three-dimensional double-color film pasting skin.
The purpose of the invention is realized by the following technical scheme:
a method for manufacturing a three-dimensional double-color film wrapper comprises the following steps:
s1 pretreatment: cleaning the high-brightness film, the colorful film and the flower film with clear water, dehydrating with absolute ethyl alcohol, and wiping to dryness for later use;
and S2 tumbling treatment: respectively putting the high-brightness film, the colorful film and the flower film into a heating device for heating, and performing roller burnishing treatment;
s3 coating: respectively coating surface treatment liquid on the high-gloss film, the multicolor film and the flower film after the tumbling, and drying for 10-20min at the temperature of 20-25 ℃;
s3 attaching: the dried highlight film, the multicolor film and the flower film are sequentially adhered together by the adhesive;
s4 hot pressing: and (3) carrying out hot pressing by adopting a hot roller to bond the high-brightness film, the glue film, the multicolor film and the patterned film into a whole, drying, cooling, forming and coiling to obtain the three-dimensional double-color film-sticking leather.
The surface treatment liquid comprises a film forming agent and an anti-wear agent.
Preferably, the film forming agent is a polyurethane resin.
Preferably, the anti-wear agent is ethylene glycol ethyl ether.
Preferably, the adhesive in step S3 is an aqueous polyurethane emulsion.
Preferably, the preparation method of the aqueous polyurethane emulsion comprises the following steps: weighing polyoxypropylene glycol and toluene diisocyanate, placing the polyoxypropylene glycol and the toluene diisocyanate into a three-neck flask, adding a catalyst stannous octoate under the stirring condition, preserving heat for 2 hours at 85-90 ℃, cooling reactants to 70 ℃, adding dimethylolpropionic acid and diethylene glycol to perform chain extension reaction at the reaction temperature of 70-80 ℃, and preserving heat for 3-4 hours; after the prepolymerization reaction is finished, adding acetone, cooling to about 30 ℃, uniformly stirring, adding a neutralizing agent triethylamine, dispersing by adding distilled water under the condition of vigorous stirring, finally adding a certain amount of isophorone diamine for post-chain extension reaction, and evaporating the acetone from the obtained emulsion under reduced pressure to obtain the waterborne polyurethane emulsion.
Preferably, the hot-pressing pressure in the step S4 is 120-150kg/cm2The hot pressing temperature is 90-110 ℃.
Preferably, the tumbling treatment is to rotate the high-brightness film, the glue film, the multicolor film, the flower film and the abrasive material together in a roller at a low speed, and perform the finishing treatment by the relative movement of the film and the abrasive material.
Preferably, the abrasive is one or more of a tumbling agent and pumice, quartz sand or scrap iron.
Preferably, the rolling agent is formed by mixing fatty acid soap and ethylene oxide.
Preferably, the thickness of the highlight film is 1-1.5mm, and the thickness of the flower film is 0.05-0.15 mm.
The invention has the beneficial effects that:
(1) the invention adds the waterborne polyurethane emulsion as the attaching agent, the waterborne polyurethane takes water as the solvent, and the invention has the advantages of no pollution, safety, reliability, excellent mechanical property, good compatibility, easy modification and the like, and the bonding strength and the solvent resistance are high, so that the high-brightness film and the multicolor film are better attached.
(2) According to the invention, after the roller burnishing treatment, the surface treatment agent consisting of polyurethane resin and ethylene glycol ethyl ether is coated on the film, and the polyurethane resin is used as a thermoplastic polymer, so that a continuous and uniform film can be rapidly formed on the film, the fit degree of each film is further improved, and the touch feeling of a film skin can be improved; the addition of the ethylene glycol monoethyl ether can improve the wear resistance of the film.
(3) The invention adds the rolling agent formed by mixing the fatty acid soap and the ethylene oxide and the abrasive material formed by pumice, quartz sand or scrap iron in the rolling treatment, and the fatty acid soap and the ethylene oxide enable the surface of the film sticking skin to be smoother in the rolling and polishing process, and simultaneously further improve the hand feeling of the film sticking skin.
Detailed Description
The technical solution of the present invention is further described in detail with reference to the following specific examples, but the scope of the present invention is not limited to the following.
Example 1
A method for manufacturing a three-dimensional double-color film wrapper comprises the following steps:
weighing polyoxypropylene glycol and toluene diisocyanate, placing the polyoxypropylene glycol and the toluene diisocyanate into a three-neck flask, adding a catalyst stannous octoate under the stirring condition, keeping the temperature at 85 ℃ for 2 hours, cooling reactants to 70 ℃, adding dimethylolpropionic acid and diethylene glycol to perform chain extension reaction at the reaction temperature of 70 ℃, and keeping the temperature for 3 hours; after the prepolymerization reaction is finished, adding acetone, cooling to about 30 ℃, uniformly stirring, adding a neutralizing agent triethylamine, dispersing by adding distilled water under the condition of vigorous stirring, finally adding a certain amount of isophorone diamine for post-chain extension reaction, and evaporating the acetone from the obtained emulsion under reduced pressure to obtain the waterborne polyurethane emulsion. The method comprises the steps of cleaning a highlight film, a colorful film and a flower film with clear water, dehydrating with absolute ethyl alcohol, drying, respectively putting into a heating device for heating, performing roller burnishing treatment, respectively coating surface treatment liquid consisting of polyurethane resin and ethylene glycol ethyl ether on the polished highlight film, the colorful film and the flower film, drying for 10min at 20 ℃, sequentially laminating together through aqueous polyurethane emulsion, finally performing hot pressing through a hot roller, bonding the highlight film, the glue film, the colorful film and the flower film into a whole, drying, cooling, forming and reeling, thus obtaining the three-dimensional double-color film leather.
Example 2
A method for manufacturing a three-dimensional double-color film wrapper comprises the following steps:
weighing polyoxypropylene glycol and toluene diisocyanate, placing the polyoxypropylene glycol and the toluene diisocyanate into a three-neck flask, adding a catalyst stannous octoate under the stirring condition, keeping the temperature at 87 ℃ for 2 hours, cooling reactants to 70 ℃, adding dimethylolpropionic acid and diethylene glycol to perform chain extension reaction at the reaction temperature of 75 ℃, and keeping the temperature for 3.5 hours; after the prepolymerization reaction is finished, adding acetone, cooling to about 30 ℃, uniformly stirring, adding a neutralizing agent triethylamine, dispersing by adding distilled water under the condition of vigorous stirring, finally adding a certain amount of isophorone diamine for post-chain extension reaction, and evaporating the acetone from the obtained emulsion under reduced pressure to obtain the waterborne polyurethane emulsion. The method comprises the steps of cleaning a highlight film, a colorful film and a flower film with clear water, dehydrating with absolute ethyl alcohol, drying, respectively putting into a heating device for heating, performing roller burnishing treatment, respectively coating surface treatment liquid consisting of polyurethane resin and ethylene glycol ethyl ether on the polished highlight film, the colorful film and the flower film, drying for 15min at 22 ℃, sequentially laminating together through aqueous polyurethane emulsion, finally performing hot pressing through a hot roller, bonding the highlight film, the glue film, the colorful film and the flower film into a whole, drying, cooling, forming and coiling to obtain the three-dimensional double-color film-pasted leather.
Example 3
A method for manufacturing a three-dimensional double-color film wrapper comprises the following steps:
weighing polyoxypropylene glycol and toluene diisocyanate, placing the polyoxypropylene glycol and the toluene diisocyanate into a three-neck flask, adding a catalyst stannous octoate under the stirring condition, keeping the temperature at 90 ℃ for 2 hours, cooling reactants to 70 ℃, adding dimethylolpropionic acid and diethylene glycol to perform chain extension reaction at the reaction temperature of 80 ℃, and keeping the temperature for 4 hours; after the prepolymerization reaction is finished, adding acetone, cooling to about 30 ℃, uniformly stirring, adding a neutralizing agent triethylamine, dispersing by adding distilled water under the condition of vigorous stirring, finally adding a certain amount of isophorone diamine for post-chain extension reaction, and evaporating the acetone from the obtained emulsion under reduced pressure to obtain the waterborne polyurethane emulsion. The method comprises the steps of cleaning a highlight film, a colorful film and a flower film with clear water, dehydrating with absolute ethyl alcohol, drying, respectively putting into a heating device for heating, performing roller burnishing treatment, respectively coating surface treatment liquid consisting of polyurethane resin and ethylene glycol ethyl ether on the polished highlight film, the colorful film and the flower film, drying for 20min at 25 ℃, sequentially laminating together through aqueous polyurethane emulsion, finally performing hot pressing through a hot roller, bonding the highlight film, the glue film, the colorful film and the flower film into a whole, drying, cooling, forming and coiling to obtain the three-dimensional double-color film-pasted leather.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A manufacturing method of a three-dimensional double-color film cover is characterized by comprising the following steps:
s1 pretreatment: cleaning the high-brightness film, the colorful film and the flower film with clear water, dehydrating with absolute ethyl alcohol, and wiping to dryness for later use;
and S2 tumbling treatment: respectively putting the high-brightness film, the colorful film and the flower film into a heating device for heating, and performing roller burnishing treatment;
s3 coating: respectively coating surface treatment liquid on the high-gloss film, the multicolor film and the flower film after the tumbling, and drying for 10-20min at the temperature of 20-25 ℃;
s3 attaching: the dried highlight film, the multicolor film and the flower film are sequentially adhered together by the adhesive;
s4 hot pressing: hot pressing by using a hot roller to bond the high-brightness film, the glue film, the multicolor film and the flower film into a whole, drying, cooling, forming and coiling to obtain the three-dimensional double-color film skin;
the surface treatment liquid comprises a film forming agent and an anti-wear agent.
2. The manufacturing method of the three-dimensional bicolor film cover according to claim 1, wherein the film forming agent is polyurethane resin.
3. The method for manufacturing the three-dimensional bicolor film according to claim 1, wherein the wear-resistant agent is ethylene glycol monoethyl ether.
4. The method for manufacturing a three-dimensional bicolor film cover according to claim 1, wherein the adhesive in step S3 is an aqueous polyurethane emulsion.
5. The method for manufacturing the three-dimensional bicolor film cover according to claim 4, wherein the method for preparing the aqueous polyurethane emulsion comprises the following steps: weighing polyoxypropylene glycol and toluene diisocyanate, placing the polyoxypropylene glycol and the toluene diisocyanate into a three-neck flask, adding a catalyst stannous octoate under the stirring condition, preserving heat for 2 hours at 85-90 ℃, cooling reactants to 70 ℃, adding dimethylolpropionic acid and diethylene glycol to perform chain extension reaction at the reaction temperature of 70-80 ℃, and preserving heat for 3-4 hours; after the prepolymerization reaction is finished, adding acetone, cooling to about 30 ℃, uniformly stirring, adding a neutralizing agent triethylamine, dispersing by adding distilled water under the condition of vigorous stirring, finally adding a certain amount of isophorone diamine for post-chain extension reaction, and evaporating the acetone from the obtained emulsion under reduced pressure to obtain the waterborne polyurethane emulsion.
6. The method for manufacturing a three-dimensional two-color film according to claim 1, wherein the hot pressing pressure in step S4 is 120-150kg/cm2The hot pressing temperature is 90-110 ℃.
7. The method for manufacturing the stereoscopic two-color film cover according to claim 1, wherein the tumbling treatment is performed by rotating the highlight film, the glue film, the multicolor film, the patterned film and the abrasive material together in a drum at a low speed and finishing by relative movement of the film and the abrasive material.
8. The method for manufacturing the three-dimensional bicolor film according to claim 4, wherein the abrasive is one or more of a tumbling agent and pumice, quartz sand or iron filings.
9. The method for manufacturing a three-dimensional bicolor film cover according to claim 4, wherein the polishing agent is formed by mixing fatty acid soap and ethylene oxide.
10. The manufacturing method of the three-dimensional bicolor film cover according to claim 1, wherein the thickness of the highlight film is 1-1.5mm, and the thickness of the flower film is 0.05-0.15 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110984436.9A CN113715463B (en) | 2021-08-25 | 2021-08-25 | Method for manufacturing three-dimensional double-color film pasting skin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110984436.9A CN113715463B (en) | 2021-08-25 | 2021-08-25 | Method for manufacturing three-dimensional double-color film pasting skin |
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| CN113715463A true CN113715463A (en) | 2021-11-30 |
| CN113715463B CN113715463B (en) | 2023-03-24 |
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| CN202110984436.9A Active CN113715463B (en) | 2021-08-25 | 2021-08-25 | Method for manufacturing three-dimensional double-color film pasting skin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474957A (en) * | 2021-12-31 | 2022-05-13 | 漳州香洲皮革有限公司 | Method for manufacturing bright spot leopard line double-color leather |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638472A (en) * | 2009-09-04 | 2010-02-03 | 安徽大学 | Method for preparing side-chain non-ion aqueous polyurethane emulsion |
| CN103302719A (en) * | 2013-05-15 | 2013-09-18 | 南京林业大学 | Technology for manufacturing structural glued laminated timber by adopting fast-growing poplars |
| CN104151963A (en) * | 2014-07-30 | 2014-11-19 | 苏州聚康新材料科技有限公司 | Environment-friendly wood furniture lacquer and preparation method thereof |
| CN113002117A (en) * | 2021-04-09 | 2021-06-22 | 漳州香洲皮革有限公司 | Method for making three-dimensional multicolor snake skin |
| CN113002116A (en) * | 2021-04-09 | 2021-06-22 | 漳州香洲皮革有限公司 | Method for manufacturing snakeskin grain film |
-
2021
- 2021-08-25 CN CN202110984436.9A patent/CN113715463B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638472A (en) * | 2009-09-04 | 2010-02-03 | 安徽大学 | Method for preparing side-chain non-ion aqueous polyurethane emulsion |
| CN103302719A (en) * | 2013-05-15 | 2013-09-18 | 南京林业大学 | Technology for manufacturing structural glued laminated timber by adopting fast-growing poplars |
| CN104151963A (en) * | 2014-07-30 | 2014-11-19 | 苏州聚康新材料科技有限公司 | Environment-friendly wood furniture lacquer and preparation method thereof |
| CN113002117A (en) * | 2021-04-09 | 2021-06-22 | 漳州香洲皮革有限公司 | Method for making three-dimensional multicolor snake skin |
| CN113002116A (en) * | 2021-04-09 | 2021-06-22 | 漳州香洲皮革有限公司 | Method for manufacturing snakeskin grain film |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474957A (en) * | 2021-12-31 | 2022-05-13 | 漳州香洲皮革有限公司 | Method for manufacturing bright spot leopard line double-color leather |
| CN114474957B (en) * | 2021-12-31 | 2023-05-09 | 漳州香洲皮革有限公司 | Manufacturing method of bright-spot leopard-print double-color leather |
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| CN113715463B (en) | 2023-03-24 |
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