CN113427838A - Method for transfer coating of substrates - Google Patents
Method for transfer coating of substrates Download PDFInfo
- Publication number
- CN113427838A CN113427838A CN202110716144.7A CN202110716144A CN113427838A CN 113427838 A CN113427838 A CN 113427838A CN 202110716144 A CN202110716144 A CN 202110716144A CN 113427838 A CN113427838 A CN 113427838A
- Authority
- CN
- China
- Prior art keywords
- coating
- base material
- release
- substrate
- transfer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
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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
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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
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
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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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
Abstract
The invention discloses a transfer coating method of a base material, which comprises the following coating methods, wherein the first step is to uniformly coat acrylic emulsion on a release surface of a release material, and carry out drying and cooling work, the second step is to compound a glue coating surface of the base material to be coated with a release glue coating layer which is coated, the third step is to complete the integral transfer of the glue surface, and after the release material is stripped, the glue layer can be completely attached to the base material. The invention adopts a mode of generating the protective film on the surface of the base material to improve the heat resistance of the base material, thereby enabling the base material to be baked at high temperature, avoiding the damage phenomenon of the base material in the high-temperature baking process and improving the working quality of the base material processing work.
Description
Technical Field
The invention relates to the technical field of base materials, in particular to a transfer coating method of a base material.
Background
The substrate needs to be baked at high temperature during processing, which requires the substrate to be processed to have high heat resistance, but now the substrate has poor heat resistance, so the substrate is damaged during the baking at high temperature, which reduces the working quality of the substrate processing.
Disclosure of Invention
The present invention has been made to solve the above problems occurring in the prior art, and an object of the present invention is to provide a method for transfer coating a substrate.
In order to achieve the purpose, the invention provides the following technical scheme: a method for transfer coating a substrate comprising the following coating methods:
the method comprises the following steps: uniformly coating the acrylic emulsion on a release surface of a release material, and drying and cooling;
step two: compounding the gluing surface of the base material to be coated with the release gluing layer after coating;
step three: and finishing the integral transfer of the adhesive surface, and after the release material is peeled, completely attaching the adhesive layer to the substrate.
Preferably, in the first step, a special bridging agent is used to increase the viscosity of the acrylic emulsion to 800mpas, and then a comma knife coating method is used to uniformly coat the acrylic emulsion on the release material.
Preferably, the drying temperature of the drying work in the first step is 90.5 ℃, the speed is 25M/min, the temperature range of the cooling liquid of the cooling work in the first step is 10-20 ℃, the speed is 25M/min, and the diameter of the cooling roll for the cooling work is more than 80 cm.
Preferably, after the molding glue and the base material are compounded and stabilized in the third step, the release material is peeled off, and the complete protective film is produced.
Preferably, the conditions of the bulk transfer in the third step are that the surface wetting tension of the release material is lower than 5 dyne, and the wetting tension of the substrate composite surface is greater than 38 dyne.
The invention has the technical effects and advantages that:
(1) the method adopts a mode of generating the protective film on the surface of the base material to improve the heat resistance of the base material, so that the base material can be subjected to a high-temperature baking step, the phenomenon that the base material is damaged in the high-temperature baking process is avoided, and the working quality of the base material processing work is improved;
(2) the invention adopts a comma scraper coating method to realize the purpose of accurate coating, and improves the uniformity of coating the acrylic emulsion on the release material.
Drawings
FIG. 1 is a schematic diagram of the layered structure of the present invention.
In the figure: 1. a substrate; 2. an acrylic emulsion; 3. and (4) a release material.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 present invention provides a transfer coating method of a substrate as shown in fig. 1, comprising the following coating methods:
the method comprises the following steps: and uniformly coating the acrylic emulsion 2 on the release surface of the release material 3, wherein the acrylic emulsion is milky white or nearly transparent viscous liquid. The acrylic emulsion is an emulsion prepared by copolymerizing pure acrylic monomers, is an emulsion with small particle size and outstanding multipurpose performance, is suitable for various coating formulas, has outstanding water resistance, weather resistance and heat resistance, and particularly has excellent performance in high-gloss and semi-gloss coatings, a special bridging agent is required to be used in the process to increase the viscosity of the acrylic emulsion 2 to 800mPas, then the acrylic emulsion 2 is uniformly coated on a release material 3 by using a comma scraper coating method, the comma scraper coating method is a precise coating method obtained by measuring a base material which is driven by a coating roller and is immersed in a coating tank on one side through a comma scraper and a coating roller gap, and drying and cooling work are carried out, wherein the drying temperature of the drying work is 90.5 ℃, the speed is 25M/min, the temperature range of a cooling work is 10-20 ℃, the speed is 25M/min, the diameter of the cooling roller for cooling is more than 80 cm;
step two: compounding the gluing surface of the substrate to be coated with the release gluing layer which is coated, wherein the compounding process needs to be tightly attached and needs to be aligned in edge;
step three: and finishing the integral transfer of the adhesive surface, wherein the integral transfer condition is that the surface wetting tension of the release material 3 is lower than 5 dyne, the composite surface wetting tension of the substrate 1 is greater than 38 dyne, after the release material 3 is peeled, the adhesive layer can be completely attached to the substrate 1, and the complete protective film is produced.
Finally, it should be noted that: 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. A method for transfer coating a substrate, comprising the following coating method:
the method comprises the following steps: uniformly coating the acrylic emulsion (2) on the release surface of the release material (3), and drying and cooling;
step two: compounding the gluing surface of the base material to be coated with the release gluing layer after coating;
step three: and (3) finishing the integral transfer of the adhesive surface, and after the release material (3) is peeled, completely attaching the adhesive layer to the substrate (1).
2. The method for transfer coating of a substrate according to claim 1, wherein in step one, a special bridging agent is used to increase the viscosity of the acrylic emulsion (2) to 800mpas, and then comma knife coating is used to uniformly coat the acrylic emulsion (2) on the release material (3).
3. The method for transfer coating a substrate according to claim 1, wherein the drying temperature of the drying operation in the first step is 90.5 degrees celsius and the speed is 25M/min, the temperature of the cooling liquid of the cooling operation in the first step is in the range of 10 to 20 degrees celsius and the speed is 25M/min, and the diameter of the cooling roll for the cooling operation is greater than 80 cm.
4. The method for transfer coating of a substrate according to claim 1, wherein the release material (3) is peeled off after the molding paste and the substrate (1) are compounded and stabilized in the third step, and the complete protective film is produced.
5. The method for transfer coating of a substrate according to claim 1, wherein the conditions for bulk transfer in step three are that the surface wetting tension of the release material (3) is less than 5 dyne and the composite surface wetting tension of the substrate (1) is greater than 38 dyne.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110716144.7A CN113427838A (en) | 2021-06-25 | 2021-06-25 | Method for transfer coating of substrates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110716144.7A CN113427838A (en) | 2021-06-25 | 2021-06-25 | Method for transfer coating of substrates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113427838A true CN113427838A (en) | 2021-09-24 |
Family
ID=77754812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110716144.7A Pending CN113427838A (en) | 2021-06-25 | 2021-06-25 | Method for transfer coating of substrates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113427838A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808467A (en) * | 2022-05-11 | 2022-07-29 | 郑州中远防务材料有限公司 | Preparation system and preparation method of single-layer unidirectional fabric and unidirectional fabric prepared by preparation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4902594A (en) * | 1988-10-21 | 1990-02-20 | Hoechst Celanese Corporation | Transferrable, thermoplastic, antiblocking/adhesive protecting layer for images |
| CN107243443A (en) * | 2017-06-27 | 2017-10-13 | 上海精涂新材料技术有限公司 | Transfer-type coating method |
| CN108285747A (en) * | 2017-08-04 | 2018-07-17 | 上海高恒材料科技有限公司 | A kind of production technology of Antistatic protective film |
-
2021
- 2021-06-25 CN CN202110716144.7A patent/CN113427838A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4902594A (en) * | 1988-10-21 | 1990-02-20 | Hoechst Celanese Corporation | Transferrable, thermoplastic, antiblocking/adhesive protecting layer for images |
| CN107243443A (en) * | 2017-06-27 | 2017-10-13 | 上海精涂新材料技术有限公司 | Transfer-type coating method |
| CN108285747A (en) * | 2017-08-04 | 2018-07-17 | 上海高恒材料科技有限公司 | A kind of production technology of Antistatic protective film |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808467A (en) * | 2022-05-11 | 2022-07-29 | 郑州中远防务材料有限公司 | Preparation system and preparation method of single-layer unidirectional fabric and unidirectional fabric prepared by preparation method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210924 |