CN109130566B - Method for manufacturing laser transfer film - Google Patents
Method for manufacturing laser transfer film Download PDFInfo
- Publication number
- CN109130566B CN109130566B CN201810906324.XA CN201810906324A CN109130566B CN 109130566 B CN109130566 B CN 109130566B CN 201810906324 A CN201810906324 A CN 201810906324A CN 109130566 B CN109130566 B CN 109130566B
- Authority
- CN
- China
- Prior art keywords
- layer
- laser
- transfer film
- laser transfer
- manufacturing
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/14—Security printing
Abstract
The invention provides a method for manufacturing a laser transfer film, which comprises the steps of manufacturing a release layer, a laser layer and a color layer on a base film, impressing laser patterns, manufacturing an aluminum layer by vacuum aluminum plating, washing out the color patterns on the color layer by combining a water washing process and an alkali washing process, washing out fine patterns on the aluminum layer, realizing laser patterns with complicated and variable styles and having a very high anti-counterfeiting effect.
Description
Technical Field
The invention relates to a manufacturing method of a laser transfer film, in particular to a manufacturing method of a laser transfer film combining water washing and alkali washing.
Background
In a common laser transfer film manufacturing method, a laser pattern manufactured by only using an alkali washing step or a water washing step is very single in style, is easy to imitate and has poor anti-counterfeiting effect.
Disclosure of Invention
The invention provides a method for manufacturing a laser transfer film, aiming at solving the technical problems that the laser pattern is single in style, easy to copy and poor in anti-counterfeiting effect.
In order to achieve the technical effects, the invention adopts the following technical scheme:
a manufacturing method of a laser transfer film comprises the following steps:
s1: coating release resin on the base film, and manufacturing a release layer: coating the base film with an ion-type resin by a coating machine, and baking the base film by passing through a 5-section release layer oven with the length of 5 meters at 60m/min, wherein the temperature of each section of the release layer oven is 120 +/-3 ℃, 130 +/-3 ℃, 150 +/-3 ℃ and 120 +/-3 ℃ in sequence;
s2: coating a laser layer on the release layer: coating laser resin on the release layer, and baking the release layer through 5 sections of laser layer baking ovens with the length of 5 meters at the speed of 60m/min, wherein the temperature of each section of laser layer baking oven is 120 +/-3 ℃, 140 +/-3 ℃, 165 +/-3 ℃ and 130 +/-3 ℃ in sequence. S3: printing a color layer on the laser layer;
s4: stamping a laser pattern on the laser layer; carrying out high-temperature roll printing on the laser layer by using a roller with deep and shallow grain patterns, wherein the temperature is 165-185 ℃;
s5: vacuum aluminizing the color layer to manufacture an aluminum layer;
s6: washing and cleaning the color layer which is not covered by the aluminum layer;
s7: printing an alkali-resistant protective layer through a gravure printing head, performing alkali-resistant protection on an aluminum layer area corresponding to the laser pattern, and cleaning redundant aluminum layers with alkaline water to form an aluminum layer pattern;
s8: coating a glue layer and slitting.
Preferably, the steps S6 and S7 are interchangeable.
Preferably, the release layer is prepared from solid resin in a mass ratio: ethyl ester: butyl ester: PM is 7: 52: 25: 16; the solid resin is prepared from the following components in percentage by mass: the cellulose is 9: 1.
Preferably, the laser layer is prepared from hydroxy acrylic resin: ternary chlorine vinegar: amino resin: ethyl ester: butyl ester: the n-butanol content is 8.8: 11.2: 5: 45: 18: 12.
Preferably, the color layer is prepared from the following components in percentage by mass: water: alcohol: ammonia water: ethylene diamine: sodium hydroxide: the temperature-resistant auxiliary agent is 16: 3.5: 1: 0.12: 0.025: 0.02: 0.5 of the material composition.
More preferably, the step S6 includes the steps of: ,
s61: conveying the laser transfer film to a rinsing bath to clean the color layer which is not covered by the aluminum layer with clear water;
s62: squeezing water of the laser transfer film by a squeezing roller;
s63: and conveying the laser transfer film to an oven with the temperature of 110 ℃ for drying moisture.
More preferably, the step S7 includes the steps of:
s71: printing an alkali-resistant protective layer on the laser transfer film by using a gravure head and drying;
s72: the laser transfer film is conveyed to an alkaline water tank with the sodium hydroxide concentration of 30 kg/cubic meter for chemical reaction of 2Al +2NaOH +2H2O＝2NaAlO2+3H2Removing the unprotected aluminized layer;
s73: and squeezing the moisture of the laser transfer film by using a squeezing roller, and conveying the laser transfer film into an oven with the temperature of 110 ℃ to dry the moisture.
Preferably, the laser layer is coated or printed by a 175-mesh screen roller; the dry weight of the resin applied was 1.2 g/m.
The invention has the advantages that the color layer can be manufactured by washing with water, the fine pattern can be manufactured by washing the aluminum coating with alkali, the laser pattern has diversified patterns, the imitation difficulty is high, and the anti-counterfeiting effect is good.
Drawings
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a block diagram of the steps of an implementation of the present invention.
Detailed Description
The following describes embodiments of the present invention in detail.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The first embodiment of the invention provides a method for manufacturing a laser transfer film, which comprises the following steps:
s1: and coating release resin on the base film to manufacture a release layer. Coating a 200-mesh screen roller on a PET base film or printing release resin by a printing machine, conveying the PET base film into each section of high-temperature drying oven with the length of 5 m at the speed of 60m/min by a conveying roller for baking, wherein the temperature of each drying oven is 120 ℃, 140 ℃, 150 ℃ and 120 ℃ respectively according to the sequence of the laser transfer film, and the temperature error control range of each drying oven is +/-3 ℃.The release resin consists of solid resin, ethyl ester, butyl ester and PM, and the mass ratio of the solid resin to the butyl ester is 7: 52: 25: 16; wherein the solid resin consists of acrylic resin and cellulose, and the proportion is 9: 1. as a preferred scheme, the cellulose is cellulose which can resist the temperature of over 160 ℃, and the type is edge wiping cab 381-0.5. The release resin mainly comprises a high tg point (resin glass transition temperature) polymerization monomer MMA (CH)2:C(CH3)COOCH3) The wear-resistant and heat-resistant composite material has good wear resistance, temperature resistance and weather resistance, and the softening point is more than 200 ℃.
S2: and coating a laser layer on the release layer. The laser layer is coated on the release layer by a 175-mesh anilox roller or laser resin is printed by a printer and baked by a 5-section oven. And conveying the laser transfer film into a high-temperature oven with the length of 5 meters at the speed of 60 meters per second for baking, wherein the temperature of each oven is 120 ℃, 140 ℃, 165 ℃ and 130 ℃ respectively according to the sequence of the laser transfer film entering, and the temperature error control range of each oven is +/-3 ℃. The laser layer resin consists of hydroxyl acrylic resin, ternary chloride vinegar, amino resin, ethyl ester, butyl ester and n-butyl alcohol, and the mass ratio of the hydroxyl acrylic resin to the ternary chloride vinegar to the amino resin is 8.8: 11.2: 5: 45: 18: 12, the dry weight of the laser resin coating is 1.2 g/m. The laser layer resin with the proportion is moderate in soft and hard matching, so that the coating after high-temperature baking reaction is stable in chemical property, sufficient in alkali resistance and water resistance, and good in wear resistance, heat and humidity resistance and solvent resistance; and the coating has good compatibility with dyes, and the dyed coating has bright luster and color.
S3: and printing a color layer on the laser layer. The color layer is made by gravure printing using a moldable water soluble ink. The water-soluble ink consists of acrylate polymer, water, alcohol, ammonia water, ethylenediamine, sodium hydroxide and a temperature-resistant auxiliary agent, and the mass ratio of the water-soluble ink to the temperature-resistant auxiliary agent is 16: 3.5: 1: 0.12: 0.025: 0.02: 0.5. the color layer is printed in a gravure printing mode at the speed of 70 m/min, and after printing is finished, the color layer is conveyed to an oven at the temperature of 90 ℃ to dry water.
S4: and (5) molding the laser pattern. And (3) carrying out high-temperature roll printing on the laser layer by adopting a roller with deep and shallow grain patterns, wherein the mould pressing speed is 50 m/min, and the mould pressing temperature is 165-185 ℃.
S5: and (5) vacuum aluminum plating. And (3) plating an aluminum layer on the laser transfer film by using vacuum equipment, wherein the aluminum plating speed is 400 m/min, and the thickness of the aluminum layer is 350-400 angstrom.
S6: and (4) washing the color layer by a water washing process to wash out the colored patterns. And conveying the laser transfer film subjected to aluminizing to a washing tank for washing, and washing redundant water-soluble ink. The water temperature of the rinsing bath is 60 ℃, the length is 1.5 meters, the width is 1.8 meters, and the height is 1 meter. And then conveying the laser transfer film to a clean water tank to carry out secondary cleaning on the surface residue of the laser transfer film, wherein the water temperature of the clean water tank is 60 ℃, the length of the clean water tank is 2 meters, the width of the clean water tank is 1.8 meters, and the height of the clean water tank is 1 meter. And then spraying clear water through a spray head to further clean the surface residue of the laser transfer film, preliminarily squeezing water by using a squeezing roller, and transmitting the water to an oven at the temperature of 110 ℃ for drying.
S7: and cleaning the redundant aluminum layer by an alkali cleaning process to manufacture an aluminum layer pattern. Printing an alkali-resistant protective layer on the laser transfer film subjected to the water washing process through a gravure head, and protecting a finally formed aluminum layer pattern; drying the alkali-resistant protective layer by an oven at 110 ℃, then conveying the alkali-resistant protective layer into an alkali water tank, and cleaning the unprotected aluminum layer by chemical reaction through chemical reaction of alkali liquor and the aluminum layer, wherein the chemical reaction is 2Al +2NaOH +2H2O＝2NaAlO2+3H2. The length of the alkaline solution tank is 1.5 meters, the width is 1.8 meters, the height is 1 meter, the temperature of the alkaline solution is 60 ℃, and the concentration of the alkaline solution is 30 kilograms per cubic meter. Then conveying the washed water to an alkaline washing clear water tank to wash the surface residues of the washed water, and preferably arranging two alkaline washing clear water tanks to wash the surface residues twice as a preferred scheme, wherein the first alkaline washing clear water tank is 1.5 meters long, 1.8 meters wide and 1 meter high, and the water temperature is 60 ℃; the second clear water tank is 2 meters long, 1.8 meters wide and 1 meter high, and the water temperature is 60 ℃. And finally, further cleaning the surface residue of the laser transfer film by adopting a spraying mode through a spray head, squeezing out water by using a squeezing roller, and conveying the water to an oven at the temperature of 110 ℃ for drying.
S8: and (3) coating PU hot melt adhesive on the laser transfer film by using a roller, and cutting according to the required size.
The method for manufacturing the laser transfer film by combining water washing with alkali washing has the advantages of water washing and alkali washing, namely, colors are washed out by a water washing process in a locating mode, and large patterns are washed out; the fine pattern is washed out by an alkaline washing process. The two process effects influence each other, can produce the fretwork laser effect, is different from the effect that single washing or alkali wash obtained, and this kind of pattern is complicated, and the imitation degree of difficulty is big, has good anti-fake effect.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the invention is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.
Claims (8)
1. A manufacturing method of a laser transfer film is characterized by comprising the following steps:
s1: coating release resin on the base film, and manufacturing a release layer: coating the base film with an ion-type resin by a coating machine, and baking the base film by passing through a 5-section release layer oven with the length of 5 meters at 60m/min, wherein the temperature of each section of the release layer oven is 120 +/-3 ℃, 130 +/-3 ℃, 150 +/-3 ℃ and 120 +/-3 ℃ in sequence;
s2: coating a laser layer on the release layer: coating laser resin on a release layer, and baking the release layer through 5 sections of laser layer baking ovens with the length of 5 meters at the speed of 60m/min, wherein the temperature of each section of laser layer baking oven is 120 +/-3 ℃, 140 +/-3 ℃, 165 +/-3 ℃ and 130 +/-3 ℃ in sequence;
s3: printing a color layer on the laser layer;
s4: stamping a laser pattern on the laser layer; carrying out high-temperature roll printing on the laser layer by using a roller with deep and shallow grain patterns, wherein the temperature is 165-185 ℃;
s5: vacuum aluminizing the color layer to manufacture an aluminum layer;
s6: washing and cleaning the color layer which is not covered by the aluminum layer;
s7: printing an alkali-resistant protective layer through a gravure printing head, performing alkali-resistant protection on an aluminum layer area corresponding to the laser pattern, and cleaning redundant aluminum layers with alkaline water to form an aluminum layer pattern;
s8: coating a glue layer and slitting.
2. The method for manufacturing a laser transfer film according to claim 1, wherein the steps S6 and S7 are interchangeable.
3. The method for manufacturing the laser transfer film of claim 2, wherein the release layer is prepared from solid resin: ethyl ester: butyl ester: PM is 7: 52: 25: 16; the solid resin is prepared from the following components in percentage by mass: the cellulose is 9: 1.
4. The method for manufacturing the laser transfer film of claim 3, wherein the laser layer is prepared by mixing, by mass, hydroxyl acrylic resin: ternary chlorine vinegar: amino resin: ethyl ester: butyl ester: the n-butanol content is 8.8: 11.2: 5: 45: 18: 12.
5. The method for manufacturing a laser transfer film according to claim 4, wherein the color layer is formed by mixing an acrylate polymer: water: alcohol: ammonia water: ethylene diamine: sodium hydroxide: the temperature-resistant auxiliary agent is 16: 3.5: 1: 0.12: 0.025: 0.02: 0.5 of the material composition.
6. The method for manufacturing a laser transfer film according to any one of claims 1 to 5, wherein the step S6 comprises the following steps:
s61: conveying the laser transfer film to a rinsing bath to clean the color layer which is not covered by the aluminum layer with clear water;
s62: squeezing water of the laser transfer film by a squeezing roller;
s63: and conveying the laser transfer film to an oven with the temperature of 110 ℃ for drying moisture.
7. The method for manufacturing a laser transfer film according to claim 6, wherein the step S7 includes the steps of:
s71: printing an alkali-resistant protective layer on the laser transfer film by using a gravure head and drying;
s72: the laser transfer film is conveyed to an alkaline water tank with the sodium hydroxide concentration of 30 kg/cubic meter for chemical reaction of 2Al +2NaOH +2H2O＝2NaAlO2+3H2Removing the unprotected aluminized layer;
s73: and squeezing the moisture of the laser transfer film by using a squeezing roller, and conveying the laser transfer film into an oven with the temperature of 110 ℃ to dry the moisture.
8. The method for manufacturing a laser transfer film according to claim 7, wherein the laser layer is coated or printed by a 175-mesh screen roller; the dry weight of the resin applied was 1.2 g/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810906324.XA CN109130566B (en) | 2018-08-10 | 2018-08-10 | Method for manufacturing laser transfer film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810906324.XA CN109130566B (en) | 2018-08-10 | 2018-08-10 | Method for manufacturing laser transfer film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109130566A CN109130566A (en) | 2019-01-04 |
| CN109130566B true CN109130566B (en) | 2020-04-14 |
Family
ID=64792598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810906324.XA Active CN109130566B (en) | 2018-08-10 | 2018-08-10 | Method for manufacturing laser transfer film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109130566B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757976B (en) * | 2019-11-04 | 2021-09-24 | 中丰田光电科技(珠海)有限公司 | Processing technology of laser holographic anti-counterfeiting UV seamless film |
| CN111703234A (en) * | 2020-07-17 | 2020-09-25 | 深圳市嘉源彩色印刷有限公司 | Transparent plastic sheet film laser printing transfer sticker and processing technology thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0948864A (en) * | 1995-08-03 | 1997-02-18 | Kanegafuchi Chem Ind Co Ltd | Adhesion improvement in polyimide film and polyimide film improved in its adhesion |
| CN201800428U (en) * | 2010-05-17 | 2011-04-20 | 海宁光圣晶体材料有限公司 | Colored aluminum-plated decorative film |
| CN102152678B (en) * | 2010-11-30 | 2012-08-15 | 浙江美浓丝网印刷有限公司 | Process for producing cigarette label by replacing large-area hot stamping with local dealuminization transfer |
| CN102492343A (en) * | 2011-11-28 | 2012-06-13 | 佛山佛塑科技集团股份有限公司 | Laser color layer coating material and production process of aluminum-plated laser transfer film |
| CN103465667B (en) * | 2013-08-19 | 2015-04-15 | 上海申永烫金材料有限公司 | Manufacturing method of color variable anti-counterfeiting electrochemical aluminium foil |
| CN103614945B (en) * | 2013-11-26 | 2015-08-12 | 浙江亚欣包装材料有限公司 | The production technology that aluminium combines with plating media technology is washed in a kind of location |
| CN103640351B (en) * | 2013-11-26 | 2015-07-08 | 浙江亚欣包装材料有限公司 | Production technology capable of combining locating aluminum washing and drum gravure |
| CN204803413U (en) * | 2015-06-18 | 2015-11-25 | 周士芳 | Aluminium machine is washed to vertical metallized film |
-
2018
- 2018-08-10 CN CN201810906324.XA patent/CN109130566B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109130566A (en) | 2019-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101975192B1 (en) | Ink receptive layer composition, decoration and method for producing thereof | |
| CN103451970B (en) | A kind of REACTIVE DYES digit printing technique of Light of Mulberry Silk Fabrics | |
| CN109130566B (en) | Method for manufacturing laser transfer film | |
| CN103257746B (en) | A kind of OGS touch screen method for making | |
| CN201044988Y (en) | Heat transfer film capable of carrying out large-area continuous heat-transfer printing | |
| CN1198456A (en) | Improved dye group for ink-jet printing | |
| CN110408250B (en) | Preparation method of polymer composite film | |
| CN108059858A (en) | It is a kind of suitable for coloring coating of silver color alumite thermoprinting foil and preparation method thereof | |
| WO2018210111A1 (en) | 3d decorative glass and manufacturing method thereof | |
| CN109321033A (en) | Printing ink composition and the interior decoration film for utilizing it | |
| CN102774107B (en) | A kind of multilayer complex films and multilayer composite sheet and preparation method thereof | |
| CN102642361B (en) | Print fabric and color fabric preparation method | |
| CN108610997A (en) | A kind of high elasticity silica rubber is carved characters film and preparation method thereof, application process | |
| CN108944231B (en) | Ink composition, decoration method of 3D glass and 3D decoration glass | |
| CN102864652B (en) | Silk dye paints method | |
| CN109505163A (en) | A kind of high-tension number direct-injection textile ink and preparation method thereof | |
| CN101638023B (en) | Method for manufacturing water transfer printing on surface of cooker | |
| KR102236371B1 (en) | Glitter film and manufacturing method therewith | |
| CN103898799A (en) | Environmental-friendly residing wine label paper making method | |
| CN104401065B (en) | A kind of two-sided colorful local laser home decoration film and preparation method thereof | |
| CN112515321A (en) | Nail patch and method for manufacturing same | |
| CN211641241U (en) | PVC transfer printing color film for floor | |
| KR101073645B1 (en) | Splid pattern method of printing of tempered glass and tempered glass that have solid pattern | |
| CN201036959Y (en) | Wood block with decorating pattern | |
| KR100269771B1 (en) | Method for printing of water transfer film by dye fixation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |