CN115339254A - Heat transfer printing film for motor vehicle license plate and manufacturing method and application thereof - Google Patents

Heat transfer printing film for motor vehicle license plate and manufacturing method and application thereof Download PDF

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Publication number
CN115339254A
CN115339254A CN202211051940.4A CN202211051940A CN115339254A CN 115339254 A CN115339254 A CN 115339254A CN 202211051940 A CN202211051940 A CN 202211051940A CN 115339254 A CN115339254 A CN 115339254A
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China
Prior art keywords
layer
heat transfer
motor vehicle
vehicle license
mixed solution
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CN202211051940.4A
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CN115339254B (en
Inventor
郑小平
舒林飞
刘玫
王圣贤
胡锋
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Zhejiang Longyou Daoming Optics & Chemical Co ltd
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Zhejiang Longyou Daoming Optics & Chemical Co ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/382—Contact thermal transfer or sublimation processes
    • B41M5/38207—Contact thermal transfer or sublimation processes characterised by aspects not provided for in groups B41M5/385 - B41M5/395
    • B41M5/38214—Structural details, e.g. multilayer systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • B05D7/04—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber to surfaces of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/56—Three layers or more
    • B05D7/58—No clear coat specified
    • B05D7/584—No clear coat specified at least some layers being let to dry, at least partially, before applying the next layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/382—Contact thermal transfer or sublimation processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/42—Intermediate, backcoat, or covering layers
    • B41M5/44—Intermediate, backcoat, or covering layers characterised by the macromolecular compounds
    • 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
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/26—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers modified by chemical after-treatment
    • C09J123/28—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
    • 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
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/255—Polyesters
    • 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
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • 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
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/40—Adhesives in the form of films or foils characterised by release liners
    • 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
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/40—Adhesives in the form of films or foils characterised by release liners
    • C09J7/401—Adhesives in the form of films or foils characterised by release liners characterised by the release coating composition
    • 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
    • C09J2427/00—Presence of halogenated polymer
    • C09J2427/005—Presence of halogenated polymer in the release coating
    • 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
    • C09J2433/00—Presence of (meth)acrylic polymer
    • C09J2433/005—Presence of (meth)acrylic polymer in the release coating
    • 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
    • C09J2467/00—Presence of polyester
    • C09J2467/006—Presence of polyester in the substrate

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Decoration By Transfer Pictures (AREA)
  • Laminated Bodies (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)

Abstract

The invention discloses a heat transfer film for motor vehicle license plates and a manufacturing method and application thereof. Through the design, the thermal transfer printing film can be subjected to low-temperature hot stamping, the production efficiency is higher, the hot stamping fastness is higher, the hot stamping stability is higher, and the hot stamping energy consumption is lower.

Description

Heat transfer printing film for motor vehicle license plate and manufacturing method and application thereof
Technical Field
The invention relates to the technical field of hot stamping, in particular to a heat transfer printing film for a motor vehicle license plate and a manufacturing method and application thereof.
Background
The traditional manufacturing process of the motor vehicle license plate in China mainly comprises a screen printing process and a roller coating printing process, but the two processes have serious VOC emission problems in the manufacturing process of the license plate, influence the health of operators and cause low production efficiency due to the defects of long ink drying time and the like.
In recent years, a hot stamping film thermal transfer printing process is adopted for manufacturing finished products of domestic new energy automobile license plates, the hot stamping film is free of VOC (volatile organic compounds) emission in the thermal transfer printing process, the hot stamping film is environment-friendly, meets the environmental protection requirement and is high in safety, the defect that the ink drying time is long in the traditional roller coating process is overcome, the production efficiency is effectively improved, and the health of operators is protected. The current thermal transfer printing process is the mainstream motor vehicle number plate production process in the world and is widely applied all over the world. From the perspective of environmental protection and comprehensive cost, the processing technology of the domestic traditional motor vehicle license plate is also changed from the screen printing and roller coating technology into the hot stamping film thermal transfer printing technology in combination with the main stream direction of the production of the foreign motor vehicle license plate.
The problems that the traditional heat transfer film is poor in matching performance with the motor vehicle number plate, hot-stamping fastness and the like can be met only by high-temperature heat transfer printing, and the problems that the hot-stamping stability is reduced, the equipment energy consumption is too high and the like are caused due to the fact that a rubber roller is easy to age in hot-stamping equipment under high-temperature load for a long time are also found in the process of manufacturing the number plate by adopting a hot-stamping film heat transfer printing technology at home and abroad, and the like, so that the improvement is needed.
Disclosure of Invention
The invention provides a novel heat transfer printing film for a motor vehicle license plate and a manufacturing method and application thereof, aiming at the defects that the heat printing fastness and the heat printing stability are difficult to be considered and the like in the prior art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the utility model provides a motor vehicle is heat-transfer seal film for license plate, includes PET base film layer, heat-transfer seal layer, PET base film layer and heat-transfer seal layer interconnect, the heat-transfer seal layer is including the release layer, colour layer, the gum layer that connect gradually, be 20 ~ 30 by the quality part ratio from the release layer: 15 to 20:0.5 to 2: 0.1-0.5 of thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, wherein the color layer is prepared from the following components in parts by mass: 50 to 70:1 to 2: 10-30 parts of toner, a vinyl chloride-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and acrylic resin B, wherein the back adhesive layer is prepared from the following components in parts by mass: 5 to 9:5 to 10: 0.5-2 parts of chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder.
The PET base film layer is used as a carrier of the thermal transfer film and also has a protection function in the production process of the thermal transfer film. The heat transfer printing layer is used as an information coating of the motor vehicle license plate, so that the motor vehicle license plate can adopt a heat transfer printing process, the traditional screen printing process and the traditional ink printing process are replaced, no VOC (volatile organic compound) is discharged, the environmental protection performance is better, the safety is higher, the production efficiency is effectively improved, the health of an operator is protected, the hot stamping energy consumption is reduced, and the hot stamping stability is improved. The release layer enables the thermal transfer layer to be separated from the PET base film layer, the transfer characteristic of the thermal transfer film is guaranteed, and the production efficiency is guaranteed. The color layer is used to realize the specified color. The gum layer is used for bonding with motor vehicle license plates made of different materials, and the bonding stability of the thermal transfer printing film is guaranteed.
The thermoplastic acrylic resin A is used for improving the solvent resistance of the thermal transfer film, particularly the solvent resistance to alcohol, and meanwhile, the thermoplastic acrylic resin A plays a role in adjusting the release force of the release layer, so that the release effect of the release layer is more stable, and the phenomenon that the release layer is easy to disengage or difficult to peel is avoided. Polyethylene wax thick liquid is used for using with thermoplasticity acryl resin A adaptation, adjusts the type force size of leaving from the type layer, and polyethylene wax thick liquid makes the scratch resistance on type layer better simultaneously. The ultraviolet absorber is used for improving the aging resistance of the thermal transfer film, so that the service life of the thermal transfer film is prolonged. The light stabilizer is matched with the ultraviolet absorbent for use, captures free radicals generated after sunlight irradiation, and further improves the aging resistance of the thermal transfer printing film. The mass parts of the thermoplastic acrylic resin A, the polyethylene wax slurry, the ultraviolet absorbent and the light stabilizer are 20-30: 15-20: 0.5 to 2: 0.1-0.5, the release force of the release layer is more reasonable, and the thermal transfer film has better scratch resistance and outdoor aging resistance, so that the thermal transfer film has longer service life. The toner functions as a pigment. The vinyl chloride-vinyl acetate-vinyl alcohol terpolymer plays a role in coating the toner, enables the color layer to have better solvent resistance to alcohol, and further improves the stability of the thermal transfer printing film. The dispersant is used for dispersing toner, so that the color of the color layer is more uniform. The acrylic resin B is used for improving the impact resistance of the color layer and also improving the solvent resistance of the color layer. The mass parts of the toner, the vinyl chloride-vinyl acetate-vinyl alcohol terpolymer, the dispersing agent and the acrylic resin B are 5-15: 50 to 70:1 to 2: 10-30, the color layer has more uniform color and better solvent resistance, the imprint edge of the thermal transfer film in the transfer printing process of the motor vehicle license plate is more neat, and trimming burrs are avoided. The chlorinated polypropylene resin is used for improving the adhesive force of the gum layer to the surface of the motor vehicle number plate and ensuring the adhesive property of the chlorinated polypropylene resin and the surface of the motor vehicle number plate, so that the service life of the thermal transfer printing film is prolonged, and meanwhile, the softening point of the chlorinated polypropylene resin is lower, so that the hot stamping temperature is reduced, low-temperature hot stamping is realized, the hot stamping energy consumption is lower, and the stability is higher. The vinyl chloride-vinyl acetate copolymer resin is used in combination with chlorinated polypropylene resin, so that the softening point of the gum layer is further reduced, and the adhesive force and the hot stamping performance of the gum layer are improved. The phenolic resin is used for improving the adhesive force of the back adhesive layer, so that the applicability of the thermal transfer printing film to different motor vehicle license plates is improved, and the adhesive fastness is guaranteed. Silica flour makes the gum layer surface be dull polish form, has improved the exhaust performance when the thermal transfer film rolling, in addition because the softening point of gum layer is lower, silica flour has improved the anti-viscidity of gum layer to thermal transfer film quality has been ensured. The mass part ratio of the chlorinated polypropylene resin, the vinyl chloride-vinyl acetate resin, the phenolic resin and the silicon powder is 6-12: 5 to 9:5 to 10: 0.5-2, the softening point of the gum layer is more appropriate, low-temperature hot stamping is realized, the adhesive force of different motor vehicle license plates is also ensured, and in addition, the thermal transfer film cannot be anti-adhered when being wound, and the performance is more stable.
Through the design, the thermal transfer printing film can be subjected to low-temperature hot stamping, the production efficiency is higher, the hot stamping fastness is higher, the hot stamping stability is higher, and the hot stamping energy consumption is lower.
Preferably, in the heat transfer film for motor vehicle license plates, the total thickness of the PET base film layer and the heat transfer layer is 19 to 33 μm, the thickness of the PET base film layer is 15 to 25 μm, the thickness of the release layer is 1 to 2 μm, the thickness of the color layer is 1.5 to 3 μm, and the thickness of the back adhesive layer is 1.5 to 3 μm.
The thickness of the PET base film layer is 15-25 mu m, so that the defect that the heat resistance is insufficient due to the fact that the PET base film layer is too thin is avoided, the defect of poor heat transfer printing is further caused, and the defect that the heat transfer is slow, the influence on the hot stamping temperature and the flexibility of the heat transfer printing film due to the fact that the PET base film layer is too thick is also avoided. The thickness of the release layer is 1-2 μm, so that the problems that the transfer is incomplete and the solvent resistance of the thermal transfer film is low due to heavy peeling force caused by too thin release layer and the thermal transfer layer is easy to fall off due to too light peeling force caused by too thick release layer are avoided. The thickness of the color layer is 1.5-3 microns, so that the problems that the color layer is too thin and the covering power is insufficient, the bottom is easy to be penetrated, the solvent resistance and the impact resistance are poor are avoided, the problems that the heat absorption is too much due to too thick color layer, the hot stamping temperature is high, and burrs are easy to occur in the edge cutting of the seal after the hot transfer printing are also avoided. The thickness of the back adhesive layer is 1.5-3 microns, so that the low adhesive force caused by the fact that the back adhesive layer is too thin is avoided, and the phenomenon that burrs are easily formed on the edge cutting of the imprints after heat transfer printing due to the fact that the back adhesive layer is too thick is also avoided. The design further ensures the quality stability of the thermal transfer layer.
Preferably, in the heat transfer film for automobile license plates, the release layer has a glass transition temperature of the thermoplastic acrylic resin A of 90 to 120 ℃, a weight average molecular weight of 5000 to 80000, a softening point of 150 to 180 ℃, and an average particle diameter of polyethylene wax powder in the polyethylene wax syrup of 1 to 2 μm.
The glass transition temperature of the thermoplastic acrylic resin A is 90-120 ℃, so that the release layer has better solvent resistance, especially the capability of resisting alcohol and gasoline, and the anti-adhesion property of the release layer is ensured. The weight average molecular weight is 5000-80000, the softening point is 150-180 ℃, the solvent resistance of the release layer is further guaranteed, the weight average molecular weight influences the flexibility and the slitting performance of the release layer, the brittleness is increased too little, slitting is facilitated, but the solvent resistance is not facilitated, and the problem of trimming burrs is caused even if the solvent resistance is greatly facilitated. The average particle size of the polyethylene wax powder in the polyethylene wax slurry is 1-2 μm, so that the release layer is smoother, smoother and more compact, and the impact resistance and the solvent resistance are improved.
Preferably, in the heat transfer film for motor vehicle license plates, the glass transition temperature of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 60-80 ℃, the hydroxyl value of the hydroxyl functional group of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 70-80 mgKOH/g, and the glass transition temperature of the acrylic resin B is 100-120 ℃.
The vitrification temperature of the vinyl chloride-vinyl acetate-vinyl alcohol terpolymer is 60-80 ℃, so that the hardness of the color layer is more appropriate, and the cutting performance of the thermal transfer printing film after thermal transfer printing is ensured. The hydroxyl value is 70 mgKOH/g-80 mgKOH/g, and the wetting effect is better, so that the toner is better dispersed, and the solvent resistance is better. The glass transition temperature of the acrylic resin B is 100-120 ℃, the rigidity of the color layer is guaranteed, trimming of the edge of the mark after heat transfer printing is facilitated, and the problem of burrs is avoided.
Preferably, in the heat transfer film for motor vehicle license plates, the chlorinated polypropylene resin in the back adhesive layer is low chlorinated polypropylene, the chlorine content of the low chlorinated polypropylene is less than 30%, and the softening point is 55-85 ℃.
The low chlorinated polypropylene enables the solvent resistance of the back glue layer to be higher and the adhesive force to different motor vehicle license plates to be higher. The chlorine content of the low chlorinated polypropylene is less than 30%, so that the low chlorinated polypropylene has compatibility and adhesive force. The softening point is 55-85 ℃, and the low-temperature hot stamping is adapted, so that the problem that the gum layer is too soft and then anti-sticking occurs when rolling due to too low softening point is avoided.
Preferably, in the heat transfer film for motor vehicle license plates, the phenolic resin in the back adhesive layer is a modified linear phenolic resin, the modified linear phenolic resin has a softening point of 130 to 160 ℃ and an acid value of 50 to 70mgKOH/g.
The softening point of the modified linear phenolic resin is 130-160 ℃, and anti-sticking property and low-temperature hot stamping are guaranteed. The acid value is 50 mgKOH/g-70 mgKOH/g, so that the polarity of the phenolic resin is higher, and the adhesive force is improved.
Preferably, in the heat transfer film for motor vehicle license plates, the particle size of the silicon powder in the back adhesive layer is 2 to 4 μm and the silicon powder is subjected to surface treatment.
The grain diameter of the silicon powder is 2-4 μm, so that the back glue layer has a frosted surface, the air is easier to exhaust during rolling, and the anti-reverse viscosity is also improved. The silicon powder after surface treatment has better fluidity and is more beneficial to production and processing.
Preferably, the method for manufacturing a heat transfer film for a motor vehicle license plate includes the steps of:
s1: taking thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, dissolving the thermoplastic acrylic resin A by ketone or ester solvent, mixing with the polyethylene wax slurry, the ultraviolet absorbent and the light stabilizer, uniformly dispersing to obtain a mixed solution A, taking a PET base film layer, coating the mixed solution A on one side of the PET base film layer, and drying at 100-130 ℃ to obtain a release layer;
s2: uniformly mixing a toner, a chloroethylene-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B to obtain a mixed solution B, putting the mixed solution B into a grinding machine, grinding for 4-6 hours by using zirconium beads with the diameter of 0.5-0.6 mm to ensure that the average particle diameter of the mixed solution B reaches 0.5-1 mu m, then uniformly coating the mixed solution B on the surface of a release layer, and finally drying at 100-130 ℃ to obtain a color layer;
s3: dissolving chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder in a benzene and ester mixed solvent, dispersing uniformly to obtain a mixed solution C, uniformly coating the mixed solution C on the surface of the color layer, drying at 100-130 ℃ to obtain a gum layer, and taking the release layer, the color layer and the gum layer as thermal transfer layers to obtain the thermal transfer film for the motor vehicle license plate.
The step S1 is used for manufacturing the release layer, drying is carried out at 100-130 ℃ to ensure complete drying, the content of residual solvent is reduced, and the quality of the thermal transfer printing film is ensured. The step S2 is used for manufacturing the color layer, and the average grain size of the color layer reaches 0.5-1 mu m, so that the ground mixed solution B is more exquisite and uniform, and the effect after thermal transfer printing is more exquisite. And S3, manufacturing the back adhesive layer.
The use of the heat transfer film for motor vehicle license plates according to any one of claims 1 to 7, wherein the heat transfer film for motor vehicle license plates is used for heat transfer fabrication of motor vehicle license plates below 180 ℃.
Low-temperature hot stamping is realized, the energy consumption is lower, and the service life of equipment and consumables is longer.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention will be described in further detail below with reference to the accompanying drawing 1 and the following detailed description, which are not intended to limit the invention:
example 1
The utility model provides a motor vehicle is heat-transfer seal film for license plate, includes PET base film layer 1, heat-transfer seal layer 2, PET base film layer 1 and heat-transfer seal layer 2 interconnect, heat-transfer seal layer 2 is including the release layer 21, colour layer 22, gum layer 23 that connect gradually, release layer 21 is 20 by the quality part ratio: 15:0.5:0.1 of thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, wherein the color layer 22 is prepared from the following components in parts by mass: 50:1:10, a chloroethylene-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B, wherein the back adhesive layer 23 is prepared from the following components in parts by mass: 5:5:0.5 of chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder.
Preferably, the total thickness of the PET base film layer 1 and the thermal transfer layer 2 is 19 μm, the thickness of the PET base film layer 1 is 15 μm, the thickness of the release layer 21 is 1 μm, the thickness of the color layer 22 is 1.5 μm, and the thickness of the back adhesive layer 23 is 1.5 μm.
Preferably, in the release layer 21, the thermoplastic acrylic resin a has a glass transition temperature of 90 ℃, a weight average molecular weight of 5000, a softening point of 150 ℃, and an average particle diameter of polyethylene wax powder in the polyethylene wax slurry of 1 μm.
Preferably, in the color layer 22, the glass transition temperature of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 60 ℃, the hydroxyl value of the hydroxyl functional group of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 70mgKOH/g, and the glass transition temperature of the acrylic resin B is 100 ℃.
Preferably, in the back adhesive layer 23, the chlorinated polypropylene resin is low chlorinated polypropylene, the chlorine content of the low chlorinated polypropylene is less than 30%, and the softening point is 55 ℃.
Preferably, in the back adhesive layer 23, the phenolic resin is a modified linear phenolic resin, and the modified linear phenolic resin has a softening point of 130 ℃ and an acid value of 50mgKOH/g.
Preferably, in the back glue layer 23, the particle size of the silicon powder is 2 μm and the silicon powder is subjected to surface treatment.
Preferably, the method comprises the following steps:
s1: dissolving thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer by ketone or ester solvents, mixing the thermoplastic acrylic resin A with the polyethylene wax slurry, the ultraviolet absorbent and the light stabilizer, uniformly dispersing to obtain a mixed solution A, coating the mixed solution A on one side of the PET base film layer 1 by taking the PET base film layer 1, and drying at 100 ℃ to obtain a release layer 21;
s2: uniformly mixing a toner, a chloroethylene-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B to obtain a mixed solution B, putting the mixed solution B into a grinding machine, grinding for 4 hours by using 0.5mm zirconium beads to enable the average particle size of the mixed solution B to reach 0.5 mu m, then uniformly coating the mixed solution B on the surface of the release layer 21, and finally drying at 100 ℃ to obtain a color layer 22;
s3: dissolving chlorinated polypropylene resin, vinyl chloride-vinyl acetate copolymer, phenolic resin and silicon powder in a benzene and ester mixed solvent, uniformly dispersing to obtain a mixed solution C, uniformly coating the mixed solution C on the surface of the color layer 22, and then drying at 100 ℃ to obtain a back glue layer 23, wherein the release layer 21, the color layer 22 and the back glue layer 23 are used as a thermal transfer layer 2 to obtain the thermal transfer film for the motor vehicle license plate.
Preferably, the heat transfer film for the automobile number plate is applied to the heat transfer manufacture of the automobile number plate below 180 ℃.
Example 2
The utility model provides a motor vehicle is heat-transfer seal film for license plate, includes PET base film layer 1, heat-transfer seal layer 2, PET base film layer 1 and heat-transfer seal layer 2 interconnect, heat-transfer seal layer 2 is including the release layer 21, colour layer 22, the gum layer 23 that connect gradually, release layer 21 is 30 by the quality part ratio: 20:2:0.5 of thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, wherein the color layer 22 is prepared from the following components in parts by mass: 70:2:30, a toner, a vinyl chloride-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B, wherein the back adhesive layer 23 is prepared from a mixture of 12 parts by mass: 9:10:2 chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder.
Preferably, the total thickness of the PET base film layer 1 and the thermal transfer layer 2 is 33 μm, the thickness of the PET base film layer 1 is 25 μm, the thickness of the release layer 21 is 2 μm, the thickness of the color layer 22 is 3 μm, and the thickness of the back adhesive layer 23 is 3 μm.
Preferably, in the release layer 21, the thermoplastic acrylic resin a has a glass transition temperature of 120 ℃, a weight average molecular weight of 80000, a softening point of 180 ℃, and an average particle diameter of polyethylene wax powder in the polyethylene wax syrup of 2 μm.
Preferably, in the color layer 22, the glass transition temperature of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 80 ℃, the hydroxyl value of the hydroxyl functional group of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 80mgKOH/g, and the glass transition temperature of the acrylic resin B is 120 ℃.
Preferably, in the back adhesive layer 23, the chlorinated polypropylene resin is low chlorinated polypropylene, the chlorine content of the low chlorinated polypropylene is less than 30%, and the softening point is 85 ℃.
Preferably, in the back adhesive layer 23, the phenolic resin is a modified linear phenolic resin, the modified linear phenolic resin has a softening point of 160 ℃ and an acid value of 70mgKOH/g.
Preferably, in the back adhesive layer 23, the silicon powder has a particle size of 4 μm and is subjected to surface treatment.
Preferably, the method comprises the following steps:
s1: taking a thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, dissolving the thermoplastic acrylic resin A by a ketone or ester solvent, mixing the thermoplastic acrylic resin A with the polyethylene wax slurry, the ultraviolet absorbent and the light stabilizer, uniformly dispersing the mixture to obtain a mixed solution A, taking a PET base film layer 1, coating the mixed solution A on one side of the PET base film layer 1, and drying the PET base film layer 1 at 130 ℃ to obtain a release layer 21;
s2: uniformly mixing a toner, a chloroethylene-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B to obtain a mixed solution B, putting the mixed solution B into a grinding machine, grinding for 6 hours by using 0.6mm zirconium beads to enable the average particle size of the mixed solution B to reach 1 mu m, then uniformly coating the mixed solution B on the surface of the release layer 21, and finally drying at 130 ℃ to obtain a color layer 22;
s3: dissolving chlorinated polypropylene resin, vinyl chloride-vinyl acetate copolymer, phenolic resin and silicon powder in a benzene and ester mixed solvent, uniformly dispersing to obtain a mixed solution C, uniformly coating the mixed solution C on the surface of the color layer 22, and then drying at 130 ℃ to obtain a back glue layer 23, wherein the release layer 21, the color layer 22 and the back glue layer 23 are used as a thermal transfer layer 2 to obtain the thermal transfer film for the motor vehicle license plate.
Preferably, the heat transfer film for automobile license plates is applied to the heat transfer manufacturing of automobile license plates below 180 ℃.
Example 3
The utility model provides a motor vehicle is heat-transfer seal film for license plate, includes PET base film layer 1, heat-transfer seal layer 2, PET base film layer 1 and 2 interconnect on the heat-transfer seal layer, heat-transfer seal layer 2 is including what connect gradually from type layer 21, colour layer 22, gum layer 23, be 25 by the quality part ratio from type layer 21: 17.5:1.25:0.3 of thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, wherein the color layer 22 is prepared from the following components in parts by mass: 60:1.5:20, a toner, a vinyl chloride-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B, wherein the back adhesive layer 23 is prepared from a mixture of 9:7:7.25:1.25 of chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder.
Preferably, the total thickness of the PET base film layer 1 and the thermal transfer layer 2 is 26 μm, the thickness of the PET base film layer 1 is 20 μm, the thickness of the release layer 21 is 1.5 μm, the thickness of the color layer 22 is 2.25 μm, and the thickness of the back adhesive layer 23 is 2.25 μm.
Preferably, in the release layer 21, the thermoplastic acrylic resin a has a glass transition temperature of 105 ℃, a weight average molecular weight of 42500, a softening point of 165 ℃, and an average particle size of polyethylene wax powder in the polyethylene wax syrup is 1.5 μm.
Preferably, in the color layer 22, the glass transition temperature of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 70 ℃, the hydroxyl value of the hydroxyl functional group of the vinylchloride-vinyl acetate-vinylalcohol terpolymer is 75mgKOH/g, and the glass transition temperature of the acrylic resin B is 110 ℃.
Preferably, in the back adhesive layer 23, the chlorinated polypropylene resin is low chlorinated polypropylene, the chlorine content of the low chlorinated polypropylene is less than 30%, and the softening point is 70 ℃.
Preferably, in the back adhesive layer 23, the phenolic resin is a modified linear phenolic resin, the modified linear phenolic resin has a softening point of 145 ℃ and an acid value of 60mgKOH/g.
Preferably, in the back adhesive layer 23, the silicon powder has a particle size of 3 μm and is surface-treated.
Preferably, the method comprises the following steps:
s1: dissolving thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer by ketone or ester solvents, mixing the thermoplastic acrylic resin A with the polyethylene wax slurry, the ultraviolet absorbent and the light stabilizer, uniformly dispersing to obtain a mixed solution A, coating the mixed solution A on one side of the PET base film layer 1 by taking the PET base film layer 1, and drying at 115 ℃ to obtain a release layer 21;
s2: uniformly mixing a toner, a chloroethylene-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B to obtain a mixed solution B, putting the mixed solution B into a grinding machine, grinding for 5 hours by using 0.55mm zirconium beads to enable the average particle size of the mixed solution B to reach 0.75 mu m, then uniformly coating the mixed solution B on the surface of the release layer 21, and finally drying at 115 ℃ to obtain a color layer 22;
s3: dissolving chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder in a benzene and ester mixed solvent, dispersing uniformly to obtain a mixed solution C, uniformly coating the surface of the color layer 22 with the mixed solution C, and then drying at 115 ℃ to obtain a back adhesive layer 23, wherein the release layer 21, the color layer 22 and the back adhesive layer 23 are used as a thermal transfer layer 2, so as to obtain the thermal transfer film for the motor vehicle license plate.
Preferably, the heat transfer film for the automobile number plate is applied to the heat transfer manufacture of the automobile number plate below 180 ℃.
Example 4
The heat transfer film for the motor vehicle license plate obtained in each example was used, and the heat transfer test at different temperatures was performed using the existing NC00K01 heat transfer film of enile film co.
The thermal transfer film for motor vehicle license plates and comparative example performance parameters obtained in each example of the present invention are shown in table 1;
TABLE 1
Figure BDA0003823765520000091
Figure BDA0003823765520000101
Note: evaluation criteria: excellent, good, local defective Δ, and defective ×.
The above test was carried out by a hot stamping test using a hot stamping machine of HP WG 106 type sold by WILHELM GREWE OHG, germany, with a hot stamping speed of 3m/min.
The motor vehicle license plate adopts a semi-finished product formed by laminating and punching a DM8200 series license plate grade reflective film sold by Tao Ming optical Co., ltd and an aluminum plate.
In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims (9)

1. A heat transfer film for motor vehicle license plates is characterized in that: including PET base film layer (1), heat transfer printing layer (2), PET base film layer (1) and heat transfer printing layer (2) interconnect, heat transfer printing layer (2) are including connecting gradually from type layer (21), colour layer (22), gum layer (23), be 20 ~ 30 by the quality part ratio from type layer (21): 15 to 20:0.5 to 2: 0.1-0.5 of thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, wherein the color layer (22) is prepared from the following components in parts by mass: 50 to 70:1 to 2: 10-30 parts of toner, a vinyl chloride-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and acrylic resin B, wherein the back adhesive layer (23) is prepared from the following components in parts by mass: 5 to 9:5 to 10: 0.5-2 parts of chlorinated polypropylene resin, vinyl chloride-vinyl acetate resin, phenolic resin and silicon powder.
2. The heat transfer film for motor vehicle license plates according to claim 1, characterized in that: the total thickness of the PET base film layer (1) and the thermal transfer printing layer (2) is 19-33 micrometers, the thickness of the PET base film layer (1) is 15-25 micrometers, the thickness of the release layer (21) is 1-2 micrometers, the thickness of the color layer (22) is 1.5-3 micrometers, and the thickness of the back adhesive layer (23) is 1.5-3 micrometers.
3. The heat transfer film for motor vehicle license plates according to claim 1, characterized in that: in the release layer (21), the glass transition temperature of the thermoplastic acrylic resin A is 90-120 ℃, the weight-average molecular weight is 5000-80000, the softening point is 150-180 ℃, and the average particle size of polyethylene wax powder in the polyethylene wax slurry is 1-2 mu m.
4. The heat transfer film for motor vehicle license plates according to claim 1, characterized in that: in the color layer (22), the vitrification temperature of the vinyl chloride-vinyl acetate-vinyl alcohol terpolymer is 60-80 ℃, the hydroxyl value of the hydroxyl functional group of the vinyl chloride-vinyl acetate-vinyl alcohol terpolymer is 70-80 mgKOH/g, and the vitrification temperature of the acrylic resin B is 100-120 ℃.
5. The heat transfer film for motor vehicle license plates according to claim 1, characterized in that: in the back adhesive layer (23), chlorinated polypropylene resin is low chlorinated polypropylene, the chlorine content of the low chlorinated polypropylene is less than 30%, and the softening point is 55-85 ℃.
6. The heat transfer film for motor vehicle license plates according to claim 1, characterized in that: in the back adhesive layer (23), the phenolic resin is modified linear phenolic resin, the softening point of the modified linear phenolic resin is 130-160 ℃, and the acid value of the modified linear phenolic resin is 50-70 mgKOH/g.
7. The heat transfer film for motor vehicle license plates according to claim 1, characterized in that: in the back adhesive layer (23), the particle size of the silicon powder is 2-4 μm, and the silicon powder is subjected to surface treatment.
8. The method of manufacturing a heat transfer film for motor vehicle license plates according to claim 1, characterized in that: the method comprises the following steps:
s1: taking thermoplastic acrylic resin A, polyethylene wax slurry, an ultraviolet absorbent and a light stabilizer, dissolving the thermoplastic acrylic resin A by ketone or ester solvents, mixing the thermoplastic acrylic resin A with the polyethylene wax slurry, the ultraviolet absorbent and the light stabilizer, uniformly dispersing to obtain a mixed solution A, taking a PET base film layer (1), coating the mixed solution A on one side of the PET base film layer (1), and then drying at 100-130 ℃ to obtain a release layer (21);
s2: uniformly mixing a toner, a vinyl chloride-vinyl acetate-vinyl alcohol terpolymer, a dispersing agent and an acrylic resin B to obtain a mixed solution B, putting the mixed solution B into a grinder, grinding for 4-6 hours by using zirconium beads with the diameter of 0.5-0.6 mm to ensure that the average particle diameter of the mixed solution B reaches 0.5-1 mu m, then uniformly coating the mixed solution B on the surface of the release layer (21), and finally drying at 100-130 ℃ to obtain a color layer (22);
s3: dissolving chlorinated polypropylene resin, vinyl chloride-vinyl acetate copolymer, phenolic resin and silicon powder in a benzene and ester mixed solvent, dispersing uniformly to obtain a mixed solution C, uniformly coating the mixed solution C on the surface of the color layer (22), and drying at 100-130 ℃ to obtain a back glue layer (23), wherein the release layer (21), the color layer (22) and the back glue layer (23) are used as a thermal transfer layer (2) to obtain the thermal transfer film for the license plate of the motor vehicle.
9. Use of the heat transfer film for motor vehicle license plates according to any one of claims 1 to 7, characterized in that: the heat transfer film for the motor vehicle license plate is applied to the heat transfer manufacture of the motor vehicle license plate below 180 ℃.
CN202211051940.4A 2022-08-31 2022-08-31 Thermal transfer film for motor vehicle license plate and manufacturing method and application thereof Active CN115339254B (en)

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Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0776178A (en) * 1993-06-18 1995-03-20 Dainippon Printing Co Ltd Thermal transfer sheet
JP2001260542A (en) * 2000-03-16 2001-09-25 Dainippon Printing Co Ltd Thermal transfer recording medium
JP2004042614A (en) * 2002-05-15 2004-02-12 Kiwa Kagaku Kogyo Kk Printing laminate, and printing method and print using the same
JP2005178294A (en) * 2003-12-22 2005-07-07 Fuji Photo Film Co Ltd Image recording material and laminating method
CN101049773A (en) * 2006-08-17 2007-10-10 杭州兴甬复合材料有限公司 Heat blocking film
CN101570090A (en) * 2009-06-01 2009-11-04 莫国平 Production method of environment-friendly water-soluble gum electrochemical aluminothermic transfer printing film
JP2011016353A (en) * 2009-06-11 2011-01-27 Kochi Prefecture Transfer sheet and decoration film forming method for molded article using transfer sheet
KR20130121499A (en) * 2012-04-27 2013-11-06 주식회사 디지털프린팅솔루션 Retransfer film and retransfer method for sublimation thermal transfer printing
CN103465668A (en) * 2013-09-29 2013-12-25 云南玉溪东魅包装材料有限公司 Hot stamping foil applied to overlapping hot stamping on gold stamping layer and preparation method of hot stamping foil
JP2014208493A (en) * 2013-03-29 2014-11-06 大日本印刷株式会社 Heat transfer film and hard coat body using the same
CN105172407A (en) * 2014-06-20 2015-12-23 浙江恒丰包装有限公司 Plastic hot stamping foil and production method thereof
KR20170038578A (en) * 2015-09-30 2017-04-07 김효정 Transferring film for metal surface
KR20170043857A (en) * 2015-10-14 2017-04-24 김효정 Transferring film for polyethylene resin surface
CN108638725A (en) * 2018-05-09 2018-10-12 苏州万德福尔新材料有限公司 A kind of unglazed high temperature heat-resistant stamping systems and preparation method thereof for cloth
CN112976840A (en) * 2021-03-19 2021-06-18 焦作卓立膜材料有限责任公司 Heat transfer printing film for vehicle license plate and preparation method thereof

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0776178A (en) * 1993-06-18 1995-03-20 Dainippon Printing Co Ltd Thermal transfer sheet
JP2001260542A (en) * 2000-03-16 2001-09-25 Dainippon Printing Co Ltd Thermal transfer recording medium
JP2004042614A (en) * 2002-05-15 2004-02-12 Kiwa Kagaku Kogyo Kk Printing laminate, and printing method and print using the same
JP2005178294A (en) * 2003-12-22 2005-07-07 Fuji Photo Film Co Ltd Image recording material and laminating method
CN101049773A (en) * 2006-08-17 2007-10-10 杭州兴甬复合材料有限公司 Heat blocking film
CN101570090A (en) * 2009-06-01 2009-11-04 莫国平 Production method of environment-friendly water-soluble gum electrochemical aluminothermic transfer printing film
JP2011016353A (en) * 2009-06-11 2011-01-27 Kochi Prefecture Transfer sheet and decoration film forming method for molded article using transfer sheet
KR20130121499A (en) * 2012-04-27 2013-11-06 주식회사 디지털프린팅솔루션 Retransfer film and retransfer method for sublimation thermal transfer printing
JP2014208493A (en) * 2013-03-29 2014-11-06 大日本印刷株式会社 Heat transfer film and hard coat body using the same
CN103465668A (en) * 2013-09-29 2013-12-25 云南玉溪东魅包装材料有限公司 Hot stamping foil applied to overlapping hot stamping on gold stamping layer and preparation method of hot stamping foil
CN105172407A (en) * 2014-06-20 2015-12-23 浙江恒丰包装有限公司 Plastic hot stamping foil and production method thereof
KR20170038578A (en) * 2015-09-30 2017-04-07 김효정 Transferring film for metal surface
KR20170043857A (en) * 2015-10-14 2017-04-24 김효정 Transferring film for polyethylene resin surface
CN108638725A (en) * 2018-05-09 2018-10-12 苏州万德福尔新材料有限公司 A kind of unglazed high temperature heat-resistant stamping systems and preparation method thereof for cloth
CN112976840A (en) * 2021-03-19 2021-06-18 焦作卓立膜材料有限责任公司 Heat transfer printing film for vehicle license plate and preparation method thereof

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