CN203126159U - Heat transfer printing coating film applied to metal products - Google Patents
Heat transfer printing coating film applied to metal products Download PDFInfo
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- CN203126159U CN203126159U CN 201320106750 CN201320106750U CN203126159U CN 203126159 U CN203126159 U CN 203126159U CN 201320106750 CN201320106750 CN 201320106750 CN 201320106750 U CN201320106750 U CN 201320106750U CN 203126159 U CN203126159 U CN 203126159U
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Abstract
The utility model discloses a heat transfer printing coating film applied to metal products. The heat transfer printing coating film is formed by combining an anti-adhesive layer, a BOPET (Biaxially-Oriented Polyethylene Terephthalate) film, an organic silicon resin coating, an ultraviolet-cured resin coating, an ink layer and an adhesive layer, which are connected together in sequence, wherein the thickness of the BOPET film 2 is preferably 0.018-0.025mm; and the thickness of the ink layer after being subjected to gravure depth graving more than 45 microns is preferably not less than 0.015mm. The heat transfer printing coating film is stable in structure and efficient to prepare, fine patterns (as fine as 600dpi) can be printed on metal when the heat transfer printing coating film is combined with metal such as stainless steel, and furthermore, in-scale industrial production can be realized. The coatings on the heat transfer printing coating film are pressed and transferred on the surface of the metal in a heat transfer printing mode, the adhesive layer is adhered to the surface of the metal in a thermosetting mode, namely, in a high-temperature irreversible curing mode, and the curing firmness and the strength are greatly higher than those of ink or paint which is volatilized and dried on normal-temperature or low-temperature surfaces, so that the heat transfer printing coating film has irreplaceable advantages.
Description
Technical field
The utility model relates to a kind of hot transfer printing coated film for metallic article, relates to the metallic article manufacture field.
Background technology
Along with the development of social life, stainless steel and more metal materials particularly have a wide range of applications in daily running stores field at industrial products.But its incrustation and processing are limited by the development of process for treating surface always, particularly can't realize high-resolution, multi-level, the requirement that possesses better surface property, weatherability and durability.
The utility model content
The purpose of this utility model provides a kind of hot transfer printing coated film for metallic article.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of hot transfer printing coated film for metallic article, the adherent layer 1, BOPET film 2, silicone resin coating 3, ultraviolet photo-curing resinous coat 4, ink lay 5 and the tack coat 6 that are joined by order are composited.
Above-mentioned BOPET film 2 thickness are preferably 0.018-0.025mm.
Preferably by behind the engraving of the intaglio plate degree of depth more than 45 microns, its thickness is not less than 0.015mm to above-mentioned ink lay.
Go up the preparation method of hot transfer printing metallic article, comprise the steps:
(1), for the preparation of the hot transfer printing coated film of metallic article
A, to thickness for the 0.018-0.025mmBOPET polyester film carries out two-sided sided corona treatment, make two-sided surface tension all be not less than 48dyn/cm;
B, at the one side of BOPET polyester film coating antitack agent, hot setting;
C, with organic siliconresin with butanone and dilution with toluene, the another side that is uniformly coated on the BOPET film forms silicone resin coating, hot setting;
D, with after the ultraviolet photo-curing resin dilution, be coated on the silicone coatings by reticulate pattern, form protective layer through ultraviolet photo-curing;
E, mix the pigment of matching colors according to different colours with acrylic resin, be coated in the intaglio printing mode and form ink lay on the protective layer;
F, the adhesive that will contain the micro-capsule curing agent are coated on and form adhesive layer on the ink lay, are guaranteeing hot setting under the temperature that micro-capsule is not blown; Wherein, wherein the component of adhesive comprises: mylar 16-20 part, POLYBUTADIENE EPOXY RESIN 23-27 part, amino resins 13-18 part, micro-capsule curing agent 8-12 part and solvent 10-14 part, and described umber is parts by weight;
(2), the patterned layer heat on the hot transfer printing coated film is transferred to the metal surface, wherein, the hybrid resin adhesive layer of hot transfer printing coated film contacts with the metal surface;
(3), the BOPET film is thrown off obtained blank, hot setting;
Among the above-mentioned steps B, temperature during curing is preferably 120 ℃, removing the solvent in the antitack agent, the coating weight of antitack agent is can effectively isolate after guaranteeing hot transfer film and being completed for printing between carrier film and the adhesive layer because the volume film twines anti-sticking being as the criterion that produces, and above-mentioned BOPET film is carrier film.
Among the above-mentioned steps C, the organosilicon resin with butanone and dilution with toluene after, the mass content of organosilicon resin is preferably 24-27%, the mass ratio of butanone and toluene is preferably (0.9-1.1): (0.9-1.1); The coating weight of organic siliconresin is under the prerequisite of the even all standing in surface, and is the least possible, is preferably every square metre of 4-6g; When organosilicon resin coating high-temp solidified, temperature was preferably 170-190 ℃, and the time is preferably 4-8 second.
Among the above-mentioned steps D, ultraviolet photo-curing resin dilution back is measured for No. 3 to look into the grace cup, and viscosity is 8 seconds under 28 ℃ of conditions; It is cured as the online curing of coating, preferably uses 80w/cm
2High-pressure sodium lamp as light source, charge into nitrogen in the semi-hermetic environment; Coating speed is preferably 35m
2/ min, coating weight is as the criterion for guaranteeing the even all standing in surface, is preferably every square metre of 12-16g; The ultraviolet photo-curing resin is made up of polyurethane acrylate resin monomer and performed polymer, contains active function groups, can be by the sensitising agent initiated polymerization under UV-irradiation.
Among the above-mentioned steps E, the coating weight of printing ink is preferably: behind the engraving of the intaglio plate degree of depth more than 45 microns, ink film thickness is not less than 0.015m; Behind the acrylic resin hybrid pigment, pigment mass content is preferably 8%-12%.
Among the above-mentioned steps F, in order to make gained adhesive function admirable, described solvent is preferably the mixture of one or more any proportionings in n-butyl acetate, propylene glycol monomethyl ether ethyl acetate or the butanone; The mass ratio of n-butyl acetate, propylene glycol monomethyl ether ethyl acetate and butanone is (3-5) more preferably: (1-2): (4-6); The gained adhesive in order to guarantee better adhesive property, preferably adopts secondary line coating process when coating, the first pass coating weight is preferred 10-16g/m
2, second time coating thickness is preferably 4-10g/m
2, the micro-capsule curing agent in the adhesive be preferably temperature more than 130 ℃ micro-capsule blow, temperature can be voluntarily below 130 ℃ parcel; When adhesive layer is solidified temperature preferred≤120 ℃.Good in order to ensure the adhesive adhesive property, described amino resins is preferably Lauxite, melamine resin and aniline-formaldehyde resin.
The aforesaid propylene acid resin is that vinyl chloride, vinyl acetate, acrylate three copolymerization form.
In the above-mentioned steps (two), be 4-8kg/cm by heat transfer machine at pressure preferably
2, temperature is 180-240 ℃, speed is that the lamination that is coated with on following hot transfer printing coated film of the condition of 3-8m/min scalds transfer printing in the metal surface; Wherein, the patterned layer on the hot transfer printing coated film comprises: protective layer, ink lay and gluing layer, do not comprise silicone resin coating, and silicone resin coating can be left on the BOPET film after the transfer printing.
In the above-mentioned steps (three), preferably under temperature 150-180 ℃, blank was solidified 10-30 minute.
By the prepared hot transfer printing metallic article of above-mentioned arbitrary method.
Metals such as indication metal finger stainless steel of the present invention, copper, iron, described goods refer to the utensil used in industry or the daily life or decoration etc.
The hot transfer printing coated film of the present invention Stability Analysis of Structures, preparation are efficient, can be combined in metal such as stainless steel and print out meticulous picture and text (can reach 600dpi) on the metal, can realize large-scale industrial production again.By the hot pressing transfer printing lamination that is coated with on the hot transfer printing coated film is scalded transfer printing in the metal surface, wherein, the gluing layer is attached to the metal surface in the mode of thermosetting, be that a kind of high temperature irreversibility is solidified, firmness and intensity were higher than printing ink or the paint of normal temperature or low-temperature surface volatile dry far away after it solidified, and had irreplaceable advantage.
The decorations figure resolution ratio on the hot transfer printing metallic article of gained of the present invention surface can reach 600dpi, and the printing levels are rich, and bright-colored, color is full.After the hot pressing transfer printing was solidified, the printing ink layer brute force was attached to the metal surface, the wear-resisting scratch resistance of metal surface color diagram layer, and color is prolonged vivid, durable use.
Description of drawings
Fig. 1 is used for the hot transfer printing coated film structural representation of metallic article for the utility model.
The specific embodiment
In order to understand the utility model better, further illustrate content of the present utility model below in conjunction with embodiment, but content of the present utility model not only is confined to the following examples.
One, is used for the production of the hot transfer printing coated film of metallic article
1, with Dupont25umBOPET film 2, two-sided sided corona treatment, extremely two-sided surface tension is all more than 48 dyne.
2, in the one side of BOPET coating antitack agent (the U.S. damp Chemical Manufacture of the U.S.), guarantee even coating, 120 ℃ of baking and curing 10 seconds form adherent layer 1.
3, with KP-1153 organosilicon resin (Shanghai open flat resin Co., Ltd) with butanone, dilution with toluene (mass ratio of butanone and toluene is 1:1), be coated on another surface of BOPET and form even silicone resin coating 3, coating weight is every square metre of 4g, solidify by high temperature crystallization, design temperature curve in the dry run, fully get rid of solvent, solidification temperature is 180 ℃, and the time is 6 seconds.
Typical physical attribute with organic siliconresin after butanone, the dilution with toluene sees Table 1.
Table 1
4, with ultraviolet photo-curing resin (LS8000; Shenzhen Jitian's chemical industry Co., Ltd) it is 8 seconds with butanone, dilution with toluene (the matter reason of butanone and toluene than be 1:1) viscosity to look into the grace cup No. 3,28 ℃ conditions; form evenly level and smooth protective layer with the coating of 175 order reticulate patterns, namely the ultraviolet photo-curing resinous coat 4.It is cured as the online curing of coating, uses 80w/cm
2High-pressure sodium lamp as light source, charge into nitrogen as condition of cure in the semi-hermetic environment, coating speed 35m
2/ min, coating weight is 14g/m
2
5, with the outer weather-proof pigment (German ECKAAT) of gravure ink acrylic resin (Japanese DIC) composite household, pigment content 8%-12%.To match colors according to different colours, call in auxiliary agent according to the requirement that is fit to intaglio printing in the resin, abundant dispersed with stirring, be ground to the fineness of 3-5um with three-roll grinder after dilution use.Be coated on formation ink lay 5 on the conjunctiva layer in the intaglio printing mode, the actual measurement build is 0.017mm, and it is fully dry that printing ink is wanted, and guarantees the solvent eliminating.During intaglio printing, relevant device should have electrostatic equipment to guarantee the transfer of meticulous site.For reaching printing effect preferably, pay special attention to be coated with the interlayer tension variation during operation, can obtain print distinctness preferably to successively decrease gradually.
6, in following ratio preparation adhesive, mylar (NF5050, south, Ningbo polyester Co., Ltd) 18 part, 25 parts of POLYBUTADIENE EPOXY RESIN (D-17 type epoxy resin), amino resins (BX-100, Chongqing City gloomy precious wood glue Co., Ltd) 15 part, (it prepares reference literature to the micro-capsule curing agent: the chemical industry journal, 09 phase in 2011, preparation and the sign of latency 2MMZ-PS microcapsules curing agent) 12 parts of 10 parts and solvents, solvent is by n-butyl acetate, the propylene glycol monomethyl ether ethyl acetate, butanone is formed, their mass ratio is 4:1:5, and described umber is parts by weight.
Micro-capsule curing agent feature is: blow at micro-capsule more than 130 ℃, temperature curing agent below 130 ℃ can wrap up voluntarily, micro-capsule is blown the back curing agent rapidly and resin generation cross-linking reaction, about 150 ℃, form solid state preferably, this solidification process is irreversible gradual disposal solidifying, and it is outstanding to solidify back bond strength and adhesive force.
The layoutprocedure of above-mentioned adhesive: fully stir after adding curing agent in the hybrid resin, whipping process does not adopt high-speed stirred, to avoid high speed processes heating or cutting micro-capsule, produce in advance and solidify, be separated into the master with middle stirring at low speed low speed (being not more than 300 rev/mins).Be uniformly coated on formation hybrid resin adhesive layer 6 on the ink lay with anilox roll.Employing secondary line coating process during coating, first pass is guaranteed coating weight, every square metre of coating 13g, second time coating is level and smooth bright and clean with applied assurance hybrid resin adhesive layer to be target, does not have a square metre coating 7g, with the fineness of pattern after the assurance transfer printing.Drying after the coating is standard to get rid of solvent, guarantees to get rid of totally, and baking temperature is no more than 120 ℃.The coating weight of hybrid resin is every square metre of 20g of wet film.
7, bundling was stand-by after the production of hot transfer printing coated film was finished.
Two, transfer printing process and the method for stainless steel water glass
1, stainless steel is preheated to about 100 ℃, sends into pressing machine and realize pressing boiling hot transfer printing, press the process of scalding to realize hot transfer printing coated film and the two-way location of stainless steel by the electric eye signal.Adopt high accuracy colour code probe and transmission device, positioning accuracy is about ± 0.3mm.Stainless steel and hot transfer printing coated film are heated evenly in the boiling hot process of assurance pressure, and the silica gel roller surface temperature of pressing machine is not less than 180 ℃ of just transferabilities continuously, with the speed of 4 meters of per minutes, and pressure 4-8kg/c ㎡ transfer printing.
Three, the BOPET film is thrown off obtained blank, hot setting;
The BOPET film thrown off obtain blank.In fact silicone resin coating is bonded on the BOPET film after the transfer printing, the BOPET film is thrown off to be actually thrown off BOPET film and silicone resin coating.Blank is carried out 10 minutes curing under 180 ℃ of temperature.After placing 48 hours at normal temperatures, according to hundred lattice tests, salt spray test, high low temperature test, senile experiment and sweat proof liquid and anti-dish-washing machine and detergent-resistant requirement, all by experiment, meet every performance requirement.Gained normal temperature is left standstill 3 years, visual, its pattern and original pattern (pattern during the ability output) indifference.
But hot transfer printing coated film also combined vacuum coating and radium-shine embossing is produced various noble metal effects and local laser effect, reveals various illusion-colours and texture again.
Present embodiment gained stainless steel water tumbler, ink lay are combined firmness with stainless steel strong, and colour consistency is good, and heatproof is weather-proof, the prolonged nondiscolouring of color effects, and color is even, the picture and text printed with fine, resolution ratio reaches the characteristics of 600dpi.
Claims (3)
1. a hot transfer printing coated film that is used for metallic article is characterized in that: be composited by the adherent layer, BOPET film, silicone resin coating, ultraviolet photo-curing resinous coat, ink lay and the tack coat that join in proper order.
2. the hot transfer printing coated film for metallic article as claimed in claim 1, it is characterized in that: the BOPET film thickness is 0.018-0.025mm.
3. the hot transfer printing coated film for metallic article as claimed in claim 2 is characterized in that: described ink lay by the engraving of the intaglio plate degree of depth more than 45 microns after, its thickness is not less than 0.015mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320106750 CN203126159U (en) | 2012-05-23 | 2013-03-08 | Heat transfer printing coating film applied to metal products |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220235377 | 2012-05-23 | ||
| CN201220235377.1 | 2012-05-23 | ||
| CN 201320106750 CN203126159U (en) | 2012-05-23 | 2013-03-08 | Heat transfer printing coating film applied to metal products |
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| CN203126159U true CN203126159U (en) | 2013-08-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339906A (en) * | 2014-09-28 | 2015-02-11 | 江苏金恒新型包装材料有限公司 | Novel golden transfer film and preparation method thereof |
| CN104802541A (en) * | 2015-04-21 | 2015-07-29 | 武汉华工图像技术开发有限公司 | Heat transfer printing ink ribbon for metal material |
-
2013
- 2013-03-08 CN CN 201320106750 patent/CN203126159U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339906A (en) * | 2014-09-28 | 2015-02-11 | 江苏金恒新型包装材料有限公司 | Novel golden transfer film and preparation method thereof |
| CN104802541A (en) * | 2015-04-21 | 2015-07-29 | 武汉华工图像技术开发有限公司 | Heat transfer printing ink ribbon for metal material |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20200308 |
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| CF01 | Termination of patent right due to non-payment of annual fee |