CN110390871A - A kind of heat-resisting holographic anti-counterfeiting film of thermohardening type - Google Patents
A kind of heat-resisting holographic anti-counterfeiting film of thermohardening type Download PDFInfo
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- CN110390871A CN110390871A CN201910679738.8A CN201910679738A CN110390871A CN 110390871 A CN110390871 A CN 110390871A CN 201910679738 A CN201910679738 A CN 201910679738A CN 110390871 A CN110390871 A CN 110390871A
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- counterfeiting information
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F2003/023—Adhesive
- G09F2003/0232—Resistance to heat
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F2003/0257—Multilayer
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Abstract
The invention discloses a kind of heat-resisting holographic anti-counterfeiting films of thermohardening type, for layer structure, ecto-entad successively includes carrier layer, anti-counterfeiting information layer, release layer and adhesive layer, the carrier layer is polyethylene terephthalate film, the anti-counterfeiting information layer is thermohardening type heat-proof acrylic resin layer, nano grade gas phase silicon dioxide is added in the thermohardening type heat-proof acrylic resin, has indent and convex hologram pattern in the anti-counterfeiting information layer, the release layer is fluorine-containing coat, and the adhesive layer is hot melt adhesive layer or pressure-sensitive adhesive layer.Anti-counterfeiting information layer of the invention uses the thermohardening type heat-proof acrylic resin layer added with nano grade gas phase silicon dioxide, it is able to bear 260 DEG C or more of molding temperature, and the transparency is good, the presence of release layer remove anti-counterfeiting information layer can with moulded board easily after molding, guarantee the integrality and clarity of anti-counterfeiting information, and curing process is carried out to anti-counterfeiting information layer after press mold, further improve the stability of hologram pattern.
Description
The application is application No. is 201610667568.8, and the applying date is on August 15th, 2016, entitled " a kind of
The divisional application of the Chinese patent application of heat-resisting holographic anti-counterfeiting film ".
Technical field
The present invention relates to a kind of heat-resisting holographic anti-counterfeiting films of thermohardening type, belong to field of anti-counterfeit technology.
Background technique
In recent years, with the development of science and technology, anti-counterfeiting technology is rapidly developed, the anti-counterfeit package of various products
It is used widely.The holographic anti-counterfeiting label for integrating a variety of anti-counterfeiting technologies, due to unique antiforge function, information content
Greatly, image clearly, the features such as lucuriant in design, three-dimensional sense is strong, disposable, and be widely used in trade mark, food, drug,
Every field in the daily lifes such as cosmetics.
Holographic false proof refers to a kind of anti-fake skill using laser color hologram plate-making technology and the completion of moulding replication technology
Art, holographic anti-counterfeiting film generally uses PET film or OPP film as carrier at present, and anti-counterfeiting information layer is then successively coated on carrier
And protective layer is suppressed hologram into anti-counterfeiting information layer by conventional temperature-pressure holography embossing technique.This exists as follows
Defect: first is that the heat resistance of existing anti-counterfeiting information layer is not high, under higher molding temperature, anti-counterfeiting information layer is easy to happen viscosity flow
Deformation turns to be yellow vulnerable to heat, influences the transparency of anti false film entirety, if reducing molding temperature, and molding effect is caused to be deteriorated, obtained
Hologram pattern clarity it is not high；Second is that during hologram moulding replication, it is not easy-peel between anti-counterfeiting information layer and moulded board
From anti-counterfeiting information layer resin is easy to adhere on moulded board, or even meeting lost part hologram fringe, destroys the complete of hologram
Property, cause the clarity of hologram impacted.
Summary of the invention
The purpose of the present invention is aiming at the shortcomings in the prior art, providing a kind of heat-resisting holographic anti-counterfeiting film, by anti-fake
Nano grade gas phase silicon dioxide is added in Information Level, so that anti-counterfeiting information layer is able to bear higher molding temperature, release layer
In the presence of so that after press mold, anti-counterfeiting information layer can be removed with moulded board easily, to obtain anti-counterfeiting information integrality, clear
Holographic anti-counterfeiting film.
In order to achieve the above-mentioned object of the invention, the invention adopts the following technical scheme:
A kind of heat-resisting holographic anti-counterfeiting film, is layer structure, and ecto-entad successively includes carrier layer (1), anti-counterfeiting information layer (2), takes off
Film layer (3) and adhesive layer (4), the carrier layer (1) are polyethylene terephthalate film, and the anti-counterfeiting information layer (2) is solid
Change type heat-proof acrylic resin layer is added with nano grade gas phase silicon dioxide in the curing type heat-proof acrylic resin, described
The indent and convex hologram pattern of tool in anti-counterfeiting information layer (2), the release layer (3) are fluorine-containing coat, and the adhesive layer (4) is hot melt
Glue-line or pressure-sensitive adhesive layer.
Preferably, the curing type heat-proof acrylic resin in the anti-counterfeiting information layer (2) is light-cured type heat-proof acrylic
Resin or thermohardening type heat-proof acrylic resin, the heat resisting temperature of the curing type heat-proof acrylic resin are 260 DEG C or more.
Preferably, the partial size of nano grade gas phase silicon dioxide is 20-50nm in the curing type heat-proof acrylic resin.
Preferably, the fluorine-containing coat is polytetrafluorethylecoatings coatings or fluorine carbon figure layer.
Preferably, the carrier layer (1) with a thickness of 0.5-1 μm, the anti-counterfeiting information layer (2) with a thickness of 1-2 μm, institute
State release layer (3) with a thickness of 0.2-0.5 μm, the adhesive layer (4) with a thickness of 0.5-1 μm.
Preferably, the texture depth of hologram pattern is 0.5-1 μm in the anti-counterfeiting information layer (2).
The preparation method of heat-resisting holographic anti-counterfeiting film of the invention includes the following steps:
1) it is coated with anti-counterfeiting information layer (2) on carrier layer (1) and dries；
2) it is coated with release layer (3) on anti-counterfeiting information layer (2) after the drying and dries；
3) carrier layer (1) for being coated with release layer (3) and anti-counterfeiting information layer (2) is heated, when being heated to 180 DEG C, using molding
Machine is molded anti-counterfeiting information layer (2) across release layer (3), and hologram pattern is molded into anti-counterfeiting information layer (2), molding temperature
Degree is 120-150 DEG C, and embossing depth is 0.5-1 μm；
4) photocuring is carried out to the semi-finished product being made of release layer (3), anti-counterfeiting information layer (2) and carrier layer (1) after molding
Or heat cure processing, fix the hologram pattern in anti-counterfeiting information layer (2).
5) sided corona treatment is carried out to release layer (3), to improve the adhesive strength between release layer (3) and adhesive layer (4), electricity
Dizzy processing gap is 1-2 millimeters, and processing voltage is 10-20kV, and the processing time is 10-15 minutes, and treatment temperature is 30-60 DEG C.
6) adhesive layer (4) are scratched on release layer (3) and are dried, and the production of heat-resisting holographic anti-counterfeiting film is completed.
The invention has the following beneficial effects:
(1) a kind of heat-resisting holographic anti-counterfeiting film of the invention, anti-counterfeiting information layer (2) are used added with nano grade gas phase silicon dioxide
Heat-proof acrylic resin layer is able to bear 260 DEG C or more of molding temperature, avoids anti-counterfeiting information layer (2) in higher molding
At a temperature of deformation occurs and xanthochromia, to influence the transparency of holographic anti-counterfeiting film entirety, and nano grade gas phase silicon dioxide point
It is good to dissipate property, further ensures the transparency of anti false film
(2) a kind of heat-resisting holographic anti-counterfeiting film of the invention is added to one layer of release layer (3) on anti-counterfeiting information layer (2), so that anti-
Fake information layer (2) is easily peeled off between anti-counterfeiting information layer (2) and moulded board, does not adhere to during information moulding replication,
To ensure that the integrality of information, the clarity of hologram is not destroyed.
(3) a kind of heat-resisting holographic anti-counterfeiting film of the invention carries out curing process to anti-counterfeiting information layer (2) after press mold,
Further improve the stability of hologram pattern.
(4) a kind of heat-resisting holographic anti-counterfeiting film of the invention carries out corona to release layer (3) before blade coating adhesive layer (4)
Processing, so that it has preferable adhesive force between adhesive layer (4).
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of heat-resisting holographic anti-counterfeiting film of the invention.
Specific embodiment:
Embodiment 1
As shown in Figure 1, heat-resisting holographic anti-counterfeiting film of the invention, is layer structure, ecto-entad successively includes carrier layer (1), prevents
Fake information layer (2), release layer (3) and adhesive layer (4), the carrier layer (1) is polyethylene terephthalate film, described anti-fake
Information Level (2) is photocuring heat-proof acrylic resin layer, and heat resisting temperature is 260 DEG C or more, the curing type heat-proof acrylic
Nano grade gas phase silicon dioxide is added in resin, the partial size of the nano grade gas phase silicon dioxide is 20nm, the anti-fake letter
The indent and convex hologram pattern of tool in layer (2) is ceased, the release layer (3) is polytetrafluorethylecoatings coatings, and the adhesive layer (4) is hot melt
Glue-line.The carrier layer (1) with a thickness of 0.5 μm, the anti-counterfeiting information layer (2) with a thickness of 1 μm, the release layer (3)
With a thickness of 0.2 μm, the adhesive layer (4) with a thickness of 0.5 μm, the texture depth of hologram pattern in the anti-counterfeiting information layer (2)
It is 0.5 μm.
The preparation method of the heat-resisting holographic anti-counterfeiting film includes the following steps: 1) to be coated with anti-counterfeiting information on carrier layer (1)
Layer (2) is simultaneously dried；2) it is coated with release layer (3) on anti-counterfeiting information layer (2) after the drying and dries；3) to being coated with release layer
(3) it is heated with the carrier layer (1) of anti-counterfeiting information layer (2), when being heated to 180 DEG C, using moulding press across release layer (3) to anti-fake
Information Level (2) is molded, and hologram pattern is molded into anti-counterfeiting information layer (2), and molding temperature is 120-150 DEG C；4) to mould
The semi-finished product being made of release layer (3), anti-counterfeiting information layer (2) and carrier layer (1) after pressure carry out at photocuring or heat cure
Reason, fixes the hologram pattern in anti-counterfeiting information layer (2)；5) sided corona treatment is carried out to release layer (3), to improve release layer
(3) adhesive strength between adhesive layer (4), sided corona treatment gap are 1-2 millimeters, and processing voltage is 10-20kV, handle the time
It is 10-15 minutes, treatment temperature is 30-60 DEG C；6) adhesive layer (4) are scratched on release layer (3) and are dried, and heat-resisting holography is completed
The production of anti false film.
Embodiment 2
The structure with preparation method and embodiment 1 of heat-resisting holographic anti-counterfeiting film are identical in the present embodiment, unlike: the curing type
In heat-proof acrylic resin the partial size of nano grade gas phase silicon dioxide be 35nm, the carrier layer (1) with a thickness of 1 μm, it is described
Anti-counterfeiting information layer (2) with a thickness of 2 μm, the release layer (3) with a thickness of 0.5 μm, the adhesive layer (4) with a thickness of 1 μm,
The texture depth of hologram pattern is 1 μm in the anti-counterfeiting information layer (2).
Embodiment 3
The structure with preparation method and embodiment 1 of heat-resisting holographic anti-counterfeiting film are identical in the present embodiment, unlike: the anti-fake letter
Ceasing layer (2) is heat cure heat-proof acrylic resin layer, nano grade gas phase silicon dioxide in the curing type heat-proof acrylic resin
Partial size be 50nm, the release layer (3) be fluororine-carbon coating, the adhesive layer (4) be pressure-sensitive adhesive layer.The carrier layer (1)
With a thickness of 0.8 μm, the anti-counterfeiting information layer (2) with a thickness of 1.5 μm, the release layer (3) with a thickness of 0.35 μm, it is described viscous
Connect layer (4) with a thickness of 0.8 μm, in the anti-counterfeiting information layer (2) texture depth of hologram pattern be 0.8 μm.
The description of the above examples is only intended to facilitate the understand of the core idea of the present invention；Meanwhile for the general of this field
Technical staff, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion
The contents of this specification are not to be construed as limiting the invention.
Claims (2)
1. a kind of heat-resisting holographic anti-counterfeiting film of thermohardening type, it is characterised in that: the heat-resisting holographic anti-counterfeiting film of thermohardening type is stratiform
Structure, ecto-entad successively include carrier layer (1), anti-counterfeiting information layer (2), release layer (3) and adhesive layer (4), the carrier layer
It (1) is polyethylene terephthalate film, the anti-counterfeiting information layer (2) is thermohardening type heat-proof acrylic resin layer, heat-resisting
Temperature is 260 DEG C or more, is added with nano grade gas phase silicon dioxide, the nanometer in the thermohardening type heat-proof acrylic resin
The partial size of grade fumed silica is 50nm, the indent and convex hologram pattern of tool, the release layer in the anti-counterfeiting information layer (2)
(3) be fluororine-carbon coating, the adhesive layer (4) is pressure-sensitive adhesive layer, the carrier layer (1) with a thickness of 0.8 μm, the anti-counterfeiting information
Layer (2) with a thickness of 1.5 μm, the release layer (3) with a thickness of 0.35 μm, the adhesive layer (4) with a thickness of 0.8 μm, institute
The texture depth for stating hologram pattern in anti-counterfeiting information layer (2) is 0.8 μm.
2. a kind of preparation method of the heat-resisting holographic anti-counterfeiting film of thermohardening type as described in claim 1, which is characterized in that including such as
Lower step:
1) it is coated with anti-counterfeiting information layer (2) on carrier layer (1) and dries；
2) it is coated with release layer (3) on anti-counterfeiting information layer (2) after the drying and dries；
3) carrier layer (1) for being coated with release layer (3) and anti-counterfeiting information layer (2) is heated, when being heated to 180 DEG C, using molding
Machine is molded anti-counterfeiting information layer (2) across release layer (3), and hologram pattern is molded into anti-counterfeiting information layer (2), molding temperature
Degree is 120-150 DEG C, and embossing depth is 0.5-1 μm；
4) heat cure is carried out to the semi-finished product being made of release layer (3), anti-counterfeiting information layer (2) and carrier layer (1) after molding
Processing, fixes the hologram pattern in anti-counterfeiting information layer (2)；
5) sided corona treatment is carried out to release layer (3), to improve the adhesive strength between release layer (3) and adhesive layer (4), at corona
Managing gap is 1-2 millimeters, and processing voltage is 10-20kV, and the processing time is 10-15 minutes, and treatment temperature is 30-60 DEG C；
6) adhesive layer (4) are scratched on release layer (3) and are dried, and the production of the heat-resisting holographic anti-counterfeiting film of thermohardening type is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679738.8A CN110390871A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of thermohardening type |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679738.8A CN110390871A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of thermohardening type |
| CN201610667568.8A CN106297548B (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film |
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|---|---|---|---|
| CN201610667568.8A Division CN106297548B (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film |
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| CN110390871A true CN110390871A (en) | 2019-10-29 |
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| CN201910845620.8A Active CN110570749B (en) | 2016-08-15 | 2016-08-15 | Photo-curing heat-resistant holographic anti-counterfeiting film |
| CN201910679728.4A Withdrawn CN110390869A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of light-cured type |
| CN201610667568.8A Active CN106297548B (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film |
| CN201910679729.9A Withdrawn CN110390870A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of light-cured type |
| CN201910845608.7A Active CN110570748B (en) | 2016-08-15 | 2016-08-15 | Photo-curing heat-resistant holographic anti-counterfeiting film |
| CN201910679738.8A Withdrawn CN110390871A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of thermohardening type |
| CN201910845626.5A Active CN110570750B (en) | 2016-08-15 | 2016-08-15 | Heat-curing heat-resistant holographic anti-counterfeiting film |
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| CN201910845620.8A Active CN110570749B (en) | 2016-08-15 | 2016-08-15 | Photo-curing heat-resistant holographic anti-counterfeiting film |
| CN201910679728.4A Withdrawn CN110390869A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of light-cured type |
| CN201610667568.8A Active CN106297548B (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film |
| CN201910679729.9A Withdrawn CN110390870A (en) | 2016-08-15 | 2016-08-15 | A kind of heat-resisting holographic anti-counterfeiting film of light-cured type |
| CN201910845608.7A Active CN110570748B (en) | 2016-08-15 | 2016-08-15 | Photo-curing heat-resistant holographic anti-counterfeiting film |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110421995B (en) * | 2019-08-30 | 2024-05-03 | 武汉华工图像技术开发有限公司 | Holographic anti-counterfeiting film, preparation process thereof, holographic anti-counterfeiting card and preparation process thereof |
| CN113415090B (en) * | 2021-06-21 | 2022-10-28 | 湖北华工图像技术开发有限公司 | Holographic mold pressing coating composition, holographic transfer film and manufacturing method thereof |
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- 2016-08-15 CN CN201910845620.8A patent/CN110570749B/en active Active
- 2016-08-15 CN CN201910679728.4A patent/CN110390869A/en not_active Withdrawn
- 2016-08-15 CN CN201610667568.8A patent/CN106297548B/en active Active
- 2016-08-15 CN CN201910679729.9A patent/CN110390870A/en not_active Withdrawn
- 2016-08-15 CN CN201910845608.7A patent/CN110570748B/en active Active
- 2016-08-15 CN CN201910679738.8A patent/CN110390871A/en not_active Withdrawn
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110570748B (en) | 2021-03-05 |
| CN110570748A (en) | 2019-12-13 |
| CN110570749B (en) | 2021-03-16 |
| CN106297548A (en) | 2017-01-04 |
| CN106297548B (en) | 2019-11-29 |
| CN110570750A (en) | 2019-12-13 |
| CN110570750B (en) | 2021-03-05 |
| CN110570749A (en) | 2019-12-13 |
| CN110390869A (en) | 2019-10-29 |
| CN110390870A (en) | 2019-10-29 |
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Application publication date: 20191029 |