CN106346968A - Method for preparing thermal foam transfer films - Google Patents
Method for preparing thermal foam transfer films Download PDFInfo
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- CN106346968A CN106346968A CN201610692282.5A CN201610692282A CN106346968A CN 106346968 A CN106346968 A CN 106346968A CN 201610692282 A CN201610692282 A CN 201610692282A CN 106346968 A CN106346968 A CN 106346968A
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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
- B41M5/40—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
- B41M5/426—Intermediate, backcoat, or covering layers characterised by inorganic compounds, e.g. metals, metal salts, metal complexes
-
- 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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a method for preparing thermal foam transfer films. The method includes steps of coating release layer coating on bearing layers by the aid of coating machines; drying obtained products to form release layers connected onto the bearing layers; winding the release layers and then coating thermal foam coating on the release layers; completely drying obtained products to form foam layers connected onto the release layers, coating adhesion layer coating on the foam layers, drying the foam layers to form adhesion layers connected onto the foam layers and winding the adhesion layers; slitting obtained products according to service sizes of lettering machines to obtain standby materials and manufacturing finished products from the standby materials by the aid of the lettering machines. The method for preparing the thermal foam transfer films has the advantages that the method includes simple processes, images and texts are obviously protruded when markers are manufactured from the transfer films prepared by the aid of the method, font contours are clear and neat, protruded surfaces are flat and smooth, the thermal foam transfer films are good in adhesive strength, plate-making can be omitted, instant-provision purposes can be completely achieved, and the like.
Description
Technical field
The present invention relates to film processing technique field, refer in particular to a kind of heat foamable transfer membrane preparation method.
Background technology
Stereo concave-convex picture and text are with artificial or machine in the performance of the labeled product such as silk banner, armband, silk ribbon attached to an official seal, clothing earliest
The mode of embroidery embodies.With the development of Chemical Engineering Technology, people carry out second time of foaming again with silk screen printing heat foamable ink
Method is progressively by the technical substitution of this low speed, high cost, and has obtained good application development in recent years, achieves very well
Market effect.But, the plate-making of screen printing technique, artificially print, dry, the loaded down with trivial details technological process such as second time of foaming is to make
Become the drawbacks such as this processing technology manufacturing speed is slow, cycle length, cost of labor are high, precision is low, percent defective is high, environmental pollution is big
Main cause.Therefore, the heat foamable that the present invention is researched and developed with reference to the present computer technology, Chemical Engineering Technology and accurate coating technique turns
Move film above-mentioned Technology more perfectly will be improved, thoroughly eliminate process above drawback, so that heat foamable technology is existed
Can be applied well on labeled product.
Content of the invention
It is an object of the invention to provide a kind of heat foamable shifts membrane preparation method, the method process is simple, that makes turns
Move film when making marker, have that picture and text projection is obvious, character contour is clearly carefully and neatly done, crowning flat smooth, adhesive strength
Well, the features such as need not make a plate, fullys meet the purpose of immediate delivery.
In order to achieve the above object, the present invention provides a kind of heat foamable to shift membrane preparation method, and it comprises the following steps:
(1) using coating machine, releasing layer coating is applied on bearing bed；
(2) step (1) products therefrom is dried to be formed and be connected to release layer on bearing bed, after being wound, then by heat
Foamed coating is applied on release layer；
(3) form, after step (2) products therefrom is dried completely, the foaming layer being connected to above release layer, adhesive layer is applied
Material is coated in foaming layer, forms, after drying, the adhesive layer being connected in foaming layer, is wound；
(4) according to using size, step (3) products therefrom is cut into finished product.
Heat foamable of the present invention shifts membrane preparation method, with dry weight 2～15g/m in wherein said step (1)2Coating weight will
The coatings of release layer are above bearing bed.
Heat foamable of the present invention shifts membrane preparation method, and wherein said bearing bed is pet, in bopp, pp, plastic-coated-type silicone oil paper
A kind of base material, the thickness of described bearing bed is 0.05～0.3mm.
Heat foamable of the present invention shifts membrane preparation method, and the coating of wherein said release layer is by polyvinyl alcohol, propylene yogurt
One or more of liquid, pure-acrylic emulsion, polyaminoester emulsion material is made.
Heat foamable of the present invention shifts membrane preparation method, with dry weight 20～100g/m in wherein said step (2)2Coating weight
Heat foamable coating is applied on release layer.
Heat foamable of the present invention shifts membrane preparation method, and wherein said heat foamable coating by weight by following components and is joined
Ratio is made: 1～8 part of adhesive, 60～90 parts of heat foamable emulsion, 0.1～3 part of surfactant, 0～2 part of ultraviolet (UV) resistant agent, face
0～3 part of material, 0～15 part of metal powder, 5～15 parts of deionized water.
Heat foamable of the present invention shifts membrane preparation method, and wherein said adhesive is polyvinyl alcohol, rhoplex, pure third breast
One or more of liquid, ethene-vinyl acetate copolymer emulsion, aqueous polyurethane emulsion, described heat foamable emulsion be acrylic acid,
One or more of polyurethane transparent or nontransparent heat foamable emulsion, described surfactant is quaternary ammonium salts, fluorochemical surface is lived
Property one or more of agent and organic silicon surfactant, described ultraviolet (UV) resistant agent be uv-531, He Te htuv-150 and vapour
One of bar bt-202, described pigment is one or more of organic pigment or inorganic pigment, and described metal powder is aluminium oxide
One or more of powder, glitter powder.
Heat foamable of the present invention shifts membrane preparation method, with dry weight 15～60g/m in wherein said step (3)2Coating weight
By adhesive layer coatings in foaming layer.
Heat foamable of the present invention shifts membrane preparation method, and wherein said bonding coating by weight by following components and is joined
Ratio is made: 60～95 parts of adhesive, 1～3 part of antitack agent, 0.01～1 part of surfactant, 5～30 parts of deionized water.
Heat foamable of the present invention shifts membrane preparation method, and wherein said adhesive is polyvinyl alcohol, rhoplex, pure third breast
One or more of liquid, ethene-vinyl acetate copolymer emulsion, aqueous polyurethane emulsion, described antitack agent be aqueouss wax emulsion,
One or more of silicon-containing surfactant, described surfactant is quaternary ammonium salts, fluorine-containing surfactant and organosilicon
One or more of surfactant.
After such scheme, heat foamable of the present invention shifts membrane preparation method process is simple, the transfer membrane structure letter made
Single, this transfer membrane made is carved and is cut into required word or pattern, peel off redundance, then shifted using hot press
To the transfer of the needs such as silk banner, armband, silk ribbon attached to an official seal, clothing, whole transfer process completes heat foamable (the raised effect of picture and text
Really), have that picture and text projection is obvious, character contour is clearly carefully and neatly done with the marker of this transfer film production, crowning flat smooth, viscous
The features such as connect that intensity is good, need not make a plate, fullys meet the personalized of immediate delivery and makes purpose, it is easy to operate.
Brief description
Fig. 1 is that the example structure of the heat foamable transfer membrane shifting membrane preparation method preparation with heat foamable of the present invention is illustrated
Figure.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art is permissible
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Heat foamable of the present invention shifts the example structure signal of the heat foamable transfer membrane of membrane preparation method preparation as shown in Figure 1
Figure, including bearing bed 1, release layer 2, foaming layer 3 and adhesive layer 4, wherein bearing bed 1 is located at orlop, and release layer 2 is connected to and holds
Above carrier layer 1, foaming layer 3 is connected to above release layer 2, and adhesive layer 4 is connected to above foaming layer 3.
Embodiment 1
In conjunction with shown in Fig. 1, the preparation method of the present embodiment heat foamable transfer membrane is:
(1) utilize coating machine by the coating of release layer 2 with dry weight 2～15g/m2Coating weight to be applied to 0.05～0.3mm thick
Bearing bed 1 on, wherein bearing bed 1 is made up of one of pet, bopp, pp, plastic-coated-type silicone oil paper base material, this release layer 2
Coating be made up of one or more of polyvinyl alcohol, acrylic emulsion, pure-acrylic emulsion, polyaminoester emulsion material；
(2) product of step (1) is dried and form bearing bed 1 and the release layer 2 being connected on bearing bed 1, received
After volume, then by the heat foamable coating of foaming layer 3 with dry weight 20～100g/m2Coating weight be applied to the upper surface of release layer 2, according to
The difference of coating method can be coated with multipass；
(3) form the heat foamable layer 3 being connected to release layer 2 upper surface after drying completely, by the adhesive layer of adhesive layer 4
Coating is with dry weight 15～60g/m2Coating weight coat on heat foamable layer 3, after drying i.e. formed be connected to above heat foamable layer 3
Adhesive layer 4, will dry afterwards product winding；
(4) obtain final product heat foamable transfer membrane according to step (3) products therefrom being cut into finished product using size.
Heat foamable coating in above-mentioned steps (2) is configured to by weight by following components:
Polyurethane heat foamable agent: 70～80 parts；Inorganic yellow pigment: 0.2～1 part；
Polyaminoester emulsion: 2～6 parts；Organic silicon surfactant: 0.1～1.5 part；
Deionized water: 5～15 parts.
The preparation method of this heat foamable coating is:
A above-mentioned organic silicon surfactant is added water and puts in container by (), entered with 500～1500 revs/min of mixing speed
Row dispersion 1～5 minute is standby；
B () above-mentioned inorganic yellow pigment is gradually added in (a) described reserve liquid under 300 revs/min of stirring, so
Afterwards mixing speed is risen to 1000～3000 revs/min, stir 5～10 minutes, standby after inorganic yellow pigment is completely dispersed；
C remaining emulsion is gradually added (b) by formula proportion under 200～300 revs/min of stirring by () described mixed
Close in liquid, stir 10～30 points of kinds in the state of 1000～3000 revs/min, after solution is mixed thoroughly, use 300 mesh
Screen cloth filters twice after placing 8 hours, after the complete froth breaking of solution.
Have that uniform in foaming degree is good with the yellow heat foamable coating of the method preparation, surfacing is smooth, and foaming effect is good.
Its technical specification is as follows:
Film forming thickness: 15～30 microns；Foaming height: >=1 millimeter；
Blowing temperature: 110～160 DEG C；Foamed time: 5～20 seconds.
Bonding coating in above-mentioned steps (3) is configured to by weight by following components:
Aqueous polyurethane emulsion: 60～80 parts；Ethene-vinyl acetate polymer emulsion: 5～12 parts；
Aqueouss wax emulsion: 0.2～3 part；Silicon-containing surfactant: 0.1～0.6 part；
Deionized water: 5～20 parts.
The preparation method of this bonding coating is:
(1) above-mentioned raw materials are progressively mixed under 200～300 revs/min of stirring by above-mentioned formula order and share
It is combined；
(2) stir 10～20 points of kinds in the state of 1000～2000 revs/min, after solution is mixed thoroughly, use
300 mesh screen cloths filter one time, place 4 hours after complete froth breaking.
With the adhesive layer of the method preparation, have that heat activation temperature is low, the time is short；It is easy to bond；Adhesive strength is high, much
Better than the coating nature adhesive force of silk screen printing, non-secondary pollution.
Its technical specification is as follows:
Film forming thickness: 10～30 microns；Heat activation temperature: 110～160 DEG C；
The thermal activation time: 5～20 seconds；Adhesive strength: >=2 newton/cm.
The performance of this embodiment product heat foamable transfer membrane is:
Film forming thickness: 25～60 microns；Foaming height: >=1 millimeter；
Foaming and bonding temp: 110～160 DEG C；Foaming and bonding time: 5～20 seconds.
Transfer pressure: 2～6 MPas；Adhesive strength: >=2 newton/cm.
Embodiment 2
In conjunction with shown in Fig. 1, the preparation method of the present embodiment heat foamable transfer membrane is:
(1) utilize coating machine by the coating of release layer 2 with dry weight 2～15g/m2Coating weight to be applied to 0.05～0.3mm thick
Bearing bed 1 on, wherein bearing bed 1 is made up of one of pet, bopp, pp, plastic-coated-type silicone oil paper base material, this release layer 2
Coating be made up of one or more of polyvinyl alcohol, acrylic emulsion, pure-acrylic emulsion, polyaminoester emulsion material；
(2) product of step (1) is dried and form bearing bed 1 and the release layer 2 being connected on bearing bed 1, received
After volume, then by the heat foamable coating of foaming layer 3 with dry weight 20～100g/m2Coating weight be applied to the upper surface of release layer 2, according to
The difference of coating method can be coated with multipass；
(3) form the heat foamable layer 3 being connected to release layer 2 upper surface after drying completely, by the adhesive layer of adhesive layer 4
Coating is with dry weight 15～60g/m2Coating weight coat on heat foamable layer 3, after drying i.e. formed be connected to above heat foamable layer 3
Adhesive layer 4, will dry afterwards product winding；
(4) obtain final product heat foamable transfer membrane according to step (3) products therefrom being cut into finished product using size.
Heat foamable coating in above-mentioned steps (2) is configured to by weight by following components:
Acrylic acid heat foamable emulsion: 80～90 parts；Inorganic yellow pigment: 0.3～1 part；
Polyvinyl alcohol (10% solution): 2～8 parts；Uv-531 ultraviolet (UV) resistant agent: 0.2～0.6 part；
Fluorine-containing surfactant: 0.01～0.05 part；Deionized water: 5～10 parts.
The preparation method of this heat foamable coating is:
A () inserts polyethylene alcohol and water in reactor, under 50～100 turns per minute of stirring, be heated to 95
DEG C about, keep 30～40 minutes, standby after polyvinyl alcohol is completely dissolved；
B above-mentioned fluorine-containing surfactant is added water and puts in container by (), carried out with 500～1500 revs/min of mixing speed
Dispersion 1～5 minute standby；
C () above-mentioned inorganic yellow pigment is gradually added in (b) described reserve liquid under 300 revs/min of stirring, so
Afterwards mixing speed is risen to 1000～3000 revs/min, stir 10～30 minutes, treat that inorganic yellow pigment is completely dispersed standby
With；
D above surplus stock and dissolving or scattered liquid are pressed formula in the state of 200～300 revs/min by ()
Ratio progressively mixes, and stirs 10～30 points of kinds, treat that solution is thoroughly mixed all in the state of 1000～3000 revs/min
After even, filtered twice after placing 8 hours with 300 mesh screen cloths, after the complete froth breaking of solution.
Have that uniform in foaming degree is good with the yellow heat foamable coating of the method preparation, surfacing is smooth, and foaming effect is good.
Its technical specification is as follows:
Film forming thickness: 15～30 microns；Foaming height: >=1 millimeter；
Blowing temperature: 125～190 DEG C；Foamed time: 8～20 seconds.
Bonding coating in above-mentioned steps (3) is configured to by weight by following components:
Aqueous polyurethane emulsion: 70～85 parts；Acrylic emulsion: 5～15 parts；
Fluorine surfactant: 0.01～0.2 part；Deionized water: 5～15 parts.
The preparation method of this bonding coating is identical with the adhesive layer preparation method for coating of above-described embodiment 1, herein no longer
Repeat.
The adhesive layer coating technology index prepared in aforementioned manners is as follows:
Film forming thickness: 10～30 microns；Heat activation temperature: 125～190 DEG C；
The thermal activation time: 8～20 seconds；Adhesive strength: >=2 newton/cm.
The performance of this embodiment product heat foamable transfer membrane is:
Film forming thickness: 25～60 microns；Foaming height: >=1 millimeter；
Foaming and bonding temp: 125～190 DEG C；Foaming and bonding time: 8～20 seconds.
Transfer pressure: 2～8 MPas；Adhesive strength: >=2 newton/cm.
Embodiment 3
In conjunction with shown in Fig. 1, the preparation method of the present embodiment heat foamable transfer membrane is:
(1) utilize coating machine by the coating of release layer 2 with dry weight 2～15g/m2Coating weight to be applied to 0.05～0.3mm thick
Bearing bed 1 on, wherein bearing bed 1 is made up of one of pet, bopp, pp, plastic-coated-type silicone oil paper base material, this release layer 2
Coating be made up of one or more of polyvinyl alcohol, acrylic emulsion, pure-acrylic emulsion, polyaminoester emulsion material；
(2) product of step (1) is dried and form bearing bed 1 and the release layer 2 being connected on bearing bed 1, received
After volume, then by the heat foamable coating of foaming layer 3 with dry weight 20～100g/m2Coating weight be applied to the upper surface of release layer 2, according to
The difference of coating method can be coated with multipass；
(3) form the heat foamable layer 3 being connected to release layer 2 upper surface after drying completely, by the adhesive layer of adhesive layer 4
Coating is with dry weight 15～60g/m2Coating weight coat on heat foamable layer 3, after drying i.e. formed be connected to above heat foamable layer 3
Adhesive layer 4, will dry afterwards product winding；
(4) obtain final product heat foamable transfer membrane according to step (3) products therefrom being cut into finished product using size.
Heat foamable coating in above-mentioned steps (2) is configured to by weight by following components:
Clear acrylic heat foamable emulsion: 70～85 parts；Polyvinyl alcohol (10% solution): 5～8 parts；
Bronze: 5～10 parts；Glitter powder: 0.2～1 part；
Organic silicon surfactant: 0.1～0.5 part；Deionized water: 5～15 parts.
The preparation method of this heat foamable coating is:
A () inserts polyethylene alcohol and water in reactor, under 50～100 turns per minute of stirring, be heated to 95
DEG C about, keep 30～40 minutes, standby after polyvinyl alcohol is completely dissolved；
B above-mentioned organic silicon surfactant is added water and puts in container by (), entered with 500～1500 revs/min of mixing speed
Row dispersion 1～5 minute is standby；
C (), by above-mentioned bronze and glitter powder, under 50～100 turns per minute of stirring, adds (b) described solution
In, with 500～1500 revs/min of mixing speed carry out disperseing 10～30 minutes standby；
D above surplus stock and dissolving or scattered liquid are pressed formula in the state of 200～300 revs/min by ()
Ratio progressively mixes, and stirs 20～40 points of kinds, treat that solution is thoroughly mixed all in the state of 1000～3000 revs/min
After even, filtered twice after placing 8 hours with 80～200 mesh screen cloths, after the complete froth breaking of solution.
Have that uniform in foaming degree is good with the golden heat foamable coating of the method preparation, surface is sparkling and crystal-clear glittering, great gold silver is imitated
Really, third dimension is strong.
Its technical specification is as follows:
Film forming thickness: 15～40 microns；Foaming height: >=1 millimeter；
Blowing temperature: 120～180 DEG C；Foamed time: 8～20 seconds.
In above-mentioned steps (3), bonding coating is to be configured to by weight by following components:
60～95 parts of adhesive, 1～3 part of antitack agent, 0.01～1 part of surfactant, 5～30 parts of deionized water.
Aqueous polyurethane emulsion: 75～85 parts；Pure-acrylic emulsion: 5～10 parts；
Silicon-containing surfactant: 0.1～0.5 part；Fluorine surfactant: 0.01～0.1 part；
Deionized water: 5～20 parts.
The preparation method of this bonding coating is identical with the adhesive layer preparation method for coating of above-described embodiment 1, herein no longer
Repeat.
The adhesive layer coating technology index prepared in aforementioned manners is as follows:
Film forming thickness: 10～30 microns；Heat activation temperature: 120～180 DEG C；
The thermal activation time: 8～20 seconds；Adhesive strength: >=2 newton/cm.
The performance of this embodiment product heat foamable transfer membrane is:
Film forming thickness: 25～60 microns；Foaming height: >=1 millimeter；
Foaming and bonding temp: 120～180 DEG C；Foaming and bonding time: 8～20 seconds.
Transfer pressure: 2～6 MPas；Adhesive strength: >=2 newton/cm.
Heat foamable transfer membrane preparation method process is simple of the present invention is it is adaptable to make monochrome, the multi-effect such as gold, silver color
Heat foamable transfer membrane.Using die-cutting machine or computer characters carving machine (mechanical type/laser type), heat foamable transfer membrane can be carved during use
It is cut into required word or pattern, peel off redundance.Then with transferring them to silk banner, armband, silk ribbon attached to an official seal etc. using hot press
Need in transfer, whole heat transfer process had not only completed the heat foamable (raised) of picture and text but also so that picture and text and transfer has been obtained very well
Heat pressure adhesive.Have using the marker that this technique makes that picture and text projection is obvious, character contour is clearly carefully and neatly done, crowning is smooth
Smooth, adhesive strength is good, the features such as need not make a plate, fully meet the personalized of immediate delivery and make purpose；Solve simultaneously
The plate-making cycle length of silk screen printing, complex manufacturing technology, environmental contamination are strong, human injury is big, easy dry linting the problems such as, to heat send out
The personalization of bubble product and small lot make and serve good impetus, the heat foamable transfer membrane structure letter that it is prepared
Single, easy to operate.
Embodiment described above is only the preferred embodiment lifted for absolutely proving the present invention, the protection model of the present invention
Enclose not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, all in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (10)
1. a kind of heat foamable transfer membrane preparation method is it is characterised in that comprise the following steps:
(1) using coating machine, releasing layer coating is applied on bearing bed；
(2) step (1) products therefrom is dried to be formed and be connected to release layer on bearing bed, after being wound, then by heat foamable
Coating is applied on release layer；
(3) form, after step (2) products therefrom is dried completely, the foaming layer being connected to above release layer, coating will be bonded and apply
It is distributed in foaming layer, form, after drying, the adhesive layer being connected in foaming layer, wound；
(4) according to using size, step (3) products therefrom is cut into finished product.
2. heat foamable according to claim 1 transfer membrane preparation method is it is characterised in that with dry weight 2 in described step (1)
～15g/m2Coating weight by the coatings of release layer above bearing bed.
3. heat foamable according to claim 1 and 2 transfer membrane preparation method it is characterised in that described bearing bed be pet,
One of bopp, pp, plastic-coated-type silicone oil paper base material, the thickness of described bearing bed is 0.05～0.3mm.
4. heat foamable according to claim 1 transfer membrane preparation method it is characterised in that the coating of described release layer be by
One or more of polyvinyl alcohol, acrylic emulsion, pure-acrylic emulsion, polyaminoester emulsion material is made.
5. heat foamable according to claim 1 transfer membrane preparation method is it is characterised in that with dry weight in described step (2)
20～100g/m2Coating weight heat foamable coating is applied on release layer.
6. heat foamable according to claim 5 transfer membrane preparation method it is characterised in that described heat foamable coating by weight
Part meter be made up of following components and proportioning: 1～8 part of adhesive, 60～90 parts of heat foamable emulsion, 0.1～3 part of surfactant,
0～2 part of ultraviolet (UV) resistant agent, 0～3 part of pigment, 0～15 part of metal powder, 5～15 parts of deionized water.
7. heat foamable transfer membrane preparation method according to claim 6 is it is characterised in that described adhesive is polyethylene
One or more of alcohol, rhoplex, pure-acrylic emulsion, ethene-vinyl acetate copolymer emulsion, aqueous polyurethane emulsion, institute
State one or more that heat foamable emulsion is acrylic acid, polyurethane transparent or nontransparent heat foamable emulsion, described surfactant
For one or more of quaternary ammonium salts, fluorine-containing surfactant and organic silicon surfactant, described ultraviolet (UV) resistant agent is uv-
531st, one of He Te htuv-150 and vapour bar bt-202, described pigment is one kind or several of organic pigment or inorganic pigment
Kind, described metal powder is one or more of alumina powder, glitter powder.
8. heat foamable according to claim 1 transfer membrane preparation method is it is characterised in that with dry weight in described step (3)
15～60g/m2Coating weight by adhesive layer coatings in foaming layer.
9. heat foamable according to claim 8 transfer membrane preparation method it is characterised in that described bonding coating by weight
Part meter be made up of following components and proportioning: 60～95 parts of adhesive, 1～3 part of antitack agent, 0.01～1 part of surfactant, go from
5～30 parts of sub- water.
10. heat foamable transfer membrane preparation method according to claim 9 is it is characterised in that described adhesive is polyethylene
One or more of alcohol, rhoplex, pure-acrylic emulsion, ethene-vinyl acetate copolymer emulsion, aqueous polyurethane emulsion, institute
Stating antitack agent is one or more of aqueouss wax emulsion, silicon-containing surfactant, and described surfactant is quaternary ammonium salts, contains
One or more of fluorine surfactant and organic silicon surfactant.
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