CN105482731B - A kind of protective film and preparation method thereof for the surfaces NFC - Google Patents
A kind of protective film and preparation method thereof for the surfaces NFC Download PDFInfo
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- CN105482731B CN105482731B CN201511021323.XA CN201511021323A CN105482731B CN 105482731 B CN105482731 B CN 105482731B CN 201511021323 A CN201511021323 A CN 201511021323A CN 105482731 B CN105482731 B CN 105482731B
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- 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
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- 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
- C09D175/02—Polyureas
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- 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
- C09J133/00—Adhesives 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; Adhesives based on derivatives of such polymers
- C09J133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
-
- 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
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- 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
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- 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
Abstract
The present invention relates to a kind of protective films for the surfaces NFC; including PET base material layer, the release film layer that is located at the adhesive layer of the PET base material layer side and is fitted on the adhesive layer; the other side of the PET base material layer is provided with black ink layer; dumb light oil reservoir is coated in the black ink layer; the dumb light oil reservoir is formed a film by organic matting agent; contain 0.5~0.8% aluminium compound in the black ink layer, the average grain diameter of the aluminium compound is 0.5~0.2mm；Further relate to the preparation method of the protective film.Dumb light oil reservoir anti-fingerprint, anti-scratch in the present invention; the protective film also has the effects that solvent resistant, heat dissipation simultaneously; the service life of NFC chip can effectively be extended; in addition; it is added with aluminium compound in black ink layer, the wave that the interference handset that NFC chip is sent out receives communication information can be shielded, while the adhesive layer adhesion strength of the protective film is moderate; it can be adhering completely to the surfaces NFC and will not generate the pollutions such as residue glue to the surfaces NFC after opening.
Description
Technical field
The present invention relates to protective film field more particularly to a kind of protective films and preparation method thereof for the surfaces NFC.
Background technology
NFC technique (Near Field Communication, near-field communication) is also known as the short distance wireless communication technology, is one
The short-range non contact angle measurement of kind and interconnection technique, contactless Point-to-Point Data Transmission is carried out between allowing electronics to be arranged,
It is less than or equal to 0.1 meter using distance, is mainly used on the electronic equipments such as digital camera, computer, mobile phone, PDA.
For NFC technique using more and more common in mobile phone, major function has mobile-phone payment, mobile phone card-brushing, mobile phone transmission money
Material etc..NFC chip for interior of mobile phone is very small and exquisite, and chip internal structure is complicated, once surface such as is scratched, is made moist at the shadows
It rings, the payment function of NFC will be influenced, and contain electromagnetic shielding material in NFC, which can influence mobile communication signal and connect
It receives, to influence mobile phone normal operation.In addition, when mobile phone operates, amount of heat is will produce, NFC chip is chronically at high temperature ring
Border can influence its service life.
Therefore it is badly in need of a kind of protective film for the surfaces NFC at present, on the one hand which can extend NFC uses
On the other hand service life can influence mobile phone with impedance electromagnetic shielding material and receive communication signal.
Invention content
First technical problem to be solved by this invention is to provide a kind of guarantor for the surfaces NFC for the prior art
On the one hand cuticula, the protective film can extend NFC service lifes, on the other hand can influence mobile phone with impedance electromagnetic shielding material receives
Communication signal.
Second technical problem to be solved by this invention is to provide a kind of system of said protection film for the prior art
Preparation Method.
Technical solution is used by the present invention solves first technical problem：A kind of protective film for the surfaces NFC, packet
The release film layer for including PET base material layer, being located at the adhesive layer of the PET base material layer side and being fitted on the adhesive layer,
It being characterized in that, the other side of the PET base material layer is provided with black ink layer, and dumb light oil reservoir is coated in the black ink layer,
The dumb light oil reservoir is formed a film by organic matting agent, and 0.5~0.8% aluminium compound, the calorize are contained in the black ink layer
The average grain diameter for closing object is 0.5~0.2mm.
Preferably, the organic matting agent is the poly- methyl carbamide resin of organic thermosetting property with 0.1~0.5 μm of granule,
Organic matting agent exists with the state of very thin suspended matter dispersion in a solvent, these suspensions when film forming in organic matting agent
Object is distributed in ink layer surface, reduces the specular reflective of its surface light, forms rough surface and achievees the purpose that delustring；Organic heat
The poly- methyl carbamide resin of solidity has higher hardness and non-melt property, thus can enhance the tolerance of ink pellet surface layer, this has
Machine delustering agent heap density is smaller, and primary granule average diameter is 0.05~0.15 μm, forms 0.1~0.5 μm of intimate spherical shape
Granule, these granules have relatively high specific surface area and void volume, therefore can reach preferable heat dissipation and dumb light effect
Fruit, in addition, active methylol in the organic matting agent can penetrate into ink layer in film forming, make ink layer and PET base material it
Preceding Adhesion enhancement, and the screening effect of dirty oil layer of ink can be enhanced.
Preferably, the aluminium compound is XCP-1002, addition aluminium compound can shield what NFC chip was sent out in ink
Interference handset receives the wave of communication information.
Test value of the ink layer surface finish on 60 ° of glossiness testers is 12~20 in the present invention, in the ink
After layer surface is coated with dumb light oil reservoir, the test value on 60 ° of glossiness testers is 0.5~5.
Preferably, the thickness of the substrate layer is 4.5~6 μm, the thickness of the dumb light oil reservoir is 1~2 μm, described black
The thickness of color ink layer is 2~3 μm, since current mobile phone tends to thinning development so that entire NFC chip device also will be to slim
Change development, thus in the present invention by the thickness control of the protective film within 15 μm, and the dumb light oil reservoir under the thickness and black
Ink layer can play preferable delustring and screening effect.
Preferably, Adhesive composition used in the adhesive layer is made of following components and its mass fraction：
100 parts of (methyl) acrylic copolymer, 0.05~3 part of carbodiimide cross-linking agent, 0.05~3 part of isocyanate crosslinking, the glue
The gel fraction of glutinous agent composition is 80%~100%, and protective film can be made to obtain preferable stain resistance, resistance under the gel fraction
The performances such as high temperatures；The weight average molecular weight of (methyl) acrylic copolymer be 100,000g/mol~1,500,00g/mol,
When weight average molecular weight is less than 100,000g/mol, since the protective film rubberization thickness is ultra-thin, adhesive layer is to the surfaces NFC by nothing
Bonding force, when weight average molecular weight is higher than 1,500,000, adhesive layer is excessive to NFC surface adhesions, it is difficult to from the surfaces NFC
Stripping.It is preferred that 300,000g/mol to 1,000,000g/mol, the viscosity of (methyl) acrylic copolymer of this range exists
500mPas is between 5000mPas, and solid content is 15% to 20%, and can not have to solvent dilution can paint glued membrane, letter
Change coating process and reduces coating cost.
When the content of carbodiimide cross-linking agent is less than 0.05 parts by weight, (methyl) acrylate copolymer is unable to fully hand over
Connection, adhesive layer to the surfaces NFC generate residue glue, and content be more than 3 parts by weight when, (methyl) acrylate copolymer in a short time can
Gel is generated, its coating performance is influenced；The content of carbodiimide cross-linking agent is preferably 0.3~2 part.
When isocyanate crosslinking content is less than 0.05 parts by weight, the adhesive force of glue-line and PET base material is very poor, and content
When more than 3 parts by weight, xanthochromia easily occurs for adhesive layer, and uneconomical.
Technical solution is used by the present invention solves second technical problem：
The preparation method of the above-mentioned protective film for the surfaces NFC comprising following steps：
(1) black oil is made in the even spread black ink in the one side of PET base material layer, 80~100 DEG C of drying, winding
Layer of ink；
(2) dumb light is made in the even spread organic matting agent in black ink layer obtained, 80~100 DEG C of drying, winding
Oil reservoir；
(3) (methyl) acrylic copolymer is mixed by above-mentioned mass fraction with crosslinking agent, stirs 10~30min, be made
Then the Adhesive composition is uniformly coated on release film by Adhesive composition, 80~100 DEG C of drying, by itself and PET
The another side of substrate layer attaches, and winding obtains the required protective film for the surfaces NFC.
Compared with the prior art, the advantages of the present invention are as follows：It is provided with dumb light oil reservoir in protective film in the present invention, passes through
Organic matting agent acts on, and the surface gloss of protective film is reduced, when being attached at the surfaces NFC so that the surfaces NFC and interior of mobile phone
The color of other component is close, to not influence the overall appearance of mobile phone, and dumb light oil reservoir anti-fingerprint, the anti-scratch, penetrates into oil
In layer of ink, make ink layer and the Adhesion enhancement before PET base material, and the screening effect of black ink layer can be enhanced, simultaneously should
Protective film also has the effects that solvent resistant, heat dissipation, can effectively extend the service life of NFC chip.
In addition, being added with aluminium compound in black ink layer, the interference handset that NFC chip is sent out can be shielded and receive communication
The wave of information, while the adhesive layer adhesion strength of the protective film is moderate, can be adhering completely to the surfaces NFC and after opening
The pollutions such as residue glue will not be generated to the surfaces NFC.
Description of the drawings
Fig. 1 is the structural schematic diagram of the protective film for the surfaces NFC in embodiment 1.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
Embodiment 1：
As shown in Figure 1, a kind of protective film for the surfaces NFC, including PET base material layer 1, it is located at 1 layer of side of the PET base material
Adhesive layer 4 and the release film layer 5 that is fitted on the adhesive layer 4, the other side of PET base material layer 1 is provided with black oil
Layer of ink 2 is coated with dumb light oil reservoir 3 in the black ink layer 2, which is formed a film by organic matting agent, black ink
Aluminum contained compound in layer 2,3 thickness of dumb light oil reservoir are 1 μm, and black ink layer thickness is 2 μm, and substrate layer 1 is 4.5 μm of PET, gluing
4 thickness of oxidant layer is 3 μm, and 5 thickness of release film layer is 25 μm.(methyl) third in Adhesive composition used by above-mentioned adhesive layer
100 parts of olefin(e) acid copolymer SK-1852 (Japanese Soken Chemical & Engineering Co., Ltd.'s production), carbodiimide cross-linking agent XR-201 (Shang Haixi
Moisten Chemical Industry Science Co., Ltd's production, similarly hereinafter) 0.05 part, isocyanate crosslinking L-45 (Bayer Bitterfeld GmbH produces, similarly hereinafter) 0.5
Part.For dumb light oil reservoir using organic matting agent 9000 (ten productions of Japan, similarly hereinafter), black ink layer uses ink NB300794
(refine big day (Shanghai) Chemical Co., Ltd. production, similarly hereinafter), XCP-1002 in black ink layer (U.S. CHATTEM is produced, under
Content is 0.5% together).
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 2：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 2 μm, and black ink layer thickness is 2 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 4 μm, release layer thickness
It is 38 μm.100 parts of (methyl) acrylic copolymer SK-1852, carbon two in Adhesive composition used by above-mentioned adhesive layer
0.05 part of 0.3 part of imines crosslinking agent XR-201, isocyanate crosslinking L-45, dumb light oil reservoir use organic matting agent 9000,
Black ink layer uses ink NB300794, and XCP-1002 contents are 0.8% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 3：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 2 μm, and black ink layer thickness is 3 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 5 μm, release layer thickness
It is 50 μm.100 parts of (methyl) acrylic copolymer SK-1852, carbon two in Adhesive composition used by above-mentioned adhesive layer
0.5 part of 3 parts of imines crosslinking agent XR-201, isocyanate crosslinking L-45.Black ink layer uses ink NB300794, dumb light
Oil reservoir uses organic matting agent 9000, and XCP-1002 (U.S. CHATTEM productions) content is 0.6% in black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 4：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 2 μm, and black ink layer thickness is 3 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 3 μm, release layer thickness
It is 25 μm.100 parts of (methyl) acrylic copolymer SK-1852, carbon two in Adhesive composition used by above-mentioned adhesive layer
3 parts of 0.4 part of imines crosslinking agent XR-201, isocyanate crosslinking L-45.Dumb light oil reservoir uses organic matting agent 9000, black
Ink layer uses ink NB300794, and XCP-1002 contents are 0.8% in black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 5：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 1 μm, and black ink layer thickness is 2 μm, and substrate layer is 6 μm of PET, and adhesive layer thickness is 4 μm, and release layer thickness is
38μm.(Japan is comprehensive to grind chemistry to (methyl) acrylic copolymer SK-2094 in Adhesive composition used by above-mentioned adhesive layer
Co., Ltd. produces, similarly hereinafter) 100 parts, 0.5 part of 0.05 part of carbodiimide cross-linking agent XR-201, isocyanate crosslinking L-45.
Dumb light oil reservoir uses organic matting agent 9000, black ink layer to use ink NB300794, and XCP-1002 contains in black ink layer
Amount is 0.6%.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 6：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 1 μm, and black ink layer thickness is 2 μm, and substrate layer is 6 μm of PET, and adhesive layer thickness is 5 μm, and release layer thickness is
50μm.100 parts of (methyl) acrylic copolymer SK-2094 in Adhesive composition used by above-mentioned adhesive layer, carbon two are sub-
0.05 part of 0.3 part of amine crosslinker XR-201, isocyanate crosslinking L-45.Dumb light oil reservoir uses organic matting agent 9000, black
Color ink layer uses ink NB300794, and XCP-1002 contents are 0.8% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 7：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 2 μm, and black ink layer thickness is 2 μm, and substrate layer is 6 μm of PET, and adhesive layer thickness is 3 μm, and release layer thickness is
25μm.100 parts of (methyl) acrylic copolymer SK-2094 in Adhesive composition used by above-mentioned adhesive layer, carbon two are sub-
0.5 part of 3 parts of amine crosslinker XR-201, isocyanate crosslinking L-45.Dumb light oil reservoir uses organic matting agent 9000, black oil
Layer of ink uses ink NB300794, and XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Embodiment 8：
A kind of protective film for the surfaces NFC, including PET base material layer, be located at the adhesive layer of the PET base material layer side with
And it is fitted in the release film layer on the adhesive layer, the other side of PET base material layer is provided with black ink layer, the black ink layer
On be coated with dumb light oil reservoir, which is formed a film by organic matting agent, aluminum contained compound in black ink layer, dumb paint
Layer thickness is 2 μm, and black ink layer thickness is 3 μm, and substrate layer is 6 μm of PET, and adhesive layer thickness is 4 μm, and release layer thickness is
38μm.100 parts of (methyl) acrylic copolymer SK-2094 in Adhesive composition used by above-mentioned adhesive layer, carbon two are sub-
3 parts of 0.4 part of amine crosslinker XR-201, isocyanate crosslinking L-45.Dumb light oil reservoir uses organic matting agent 9000, black oil
Layer of ink uses ink NB300794, and XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains the guarantor for the surfaces NFC
Cuticula.
Comparative example 1：
A kind of protective film, including PET base material layer, be located at the adhesive layer of the PET base material layer side and be fitted in the glue
The other side of release film layer on adhensive layer, PET base material layer is provided with black ink layer, and dumb light is coated in the black ink layer
Oil reservoir, the dumb light oil reservoir are formed a film by organic matting agent, aluminum contained compound in black ink layer, and dumb light core intersection is 1 μm,
Black ink layer thickness is 2 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 3 μm, and release layer thickness is 25 μm.It is above-mentioned
100 parts of (methyl) acrylic copolymer SK-1852, carbodiimide cross-linking agent in Adhesive composition used by adhesive layer
0.5 part of 0.03 part of XR-201, isocyanate crosslinking L-45.Dumb light oil reservoir uses organic matting agent 9000, black ink layer
Using ink NB300794, XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains protective film.
Comparative example 2：
A kind of protective film, including PET base material layer, be located at the adhesive layer of the PET base material layer side and be fitted in the glue
The other side of release film layer on adhensive layer, PET base material layer is provided with black ink layer, and dumb light is coated in the black ink layer
Oil reservoir, the dumb light oil reservoir are formed a film by organic matting agent, aluminum contained compound in black ink layer, and dumb light core intersection is 1 μm,
Black ink layer thickness is 2 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 4 μm, and release layer thickness is 38 μm.It is above-mentioned
100 parts of (methyl) acrylic copolymer SK-1852, carbodiimide cross-linking agent in Adhesive composition used by adhesive layer
0.03 part of 0.5 part of XR-201, isocyanate crosslinking L-45.Dumb light oil reservoir uses organic matting agent 9000, black ink layer
Using ink NB300794, XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains protective film.
Comparative example 3：
A kind of protective film, including PET base material layer, be located at the adhesive layer of the PET base material layer side and be fitted in the glue
The other side of release film layer on adhensive layer, PET base material layer is provided with black ink layer, and dumb light is coated in the black ink layer
Oil reservoir, the dumb light oil reservoir are formed a film by organic matting agent, aluminum contained compound in black ink layer, and dumb light core intersection is 0.5 μ
M, black ink layer thickness are 3 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 1 μm, and release layer thickness is 50 μm.On
100 parts of (methyl) acrylic copolymer SK-1852, carbodiimide crosslinking are stated in Adhesive composition used by adhesive layer
0.5 part of agent, 0.5 part of isocyanate crosslinking.Dumb light oil reservoir is formed a film using organic matting agent, the oil that black ink layer uses
XCP-1002 contents are 0.5% in ink.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-1852 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains protective film.
Comparative example 4：
A kind of protective film, including PET base material layer, be located at the adhesive layer of the PET base material layer side and be fitted in the glue
The other side of release film layer on adhensive layer, PET base material layer is provided with black ink layer, and dumb light is coated in the black ink layer
Oil reservoir, the dumb light oil reservoir are formed a film by organic matting agent, aluminum contained compound in black ink layer, and dumb light core intersection is 1 μm,
Black ink layer thickness is 1 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 3 μm, and release layer thickness is 25 μm.It is above-mentioned
100 parts of (methyl) acrylic copolymer SK-2094, carbodiimide cross-linking agent in Adhesive composition used by adhesive layer
0.3 part of 0.3 part of XR-201, isocyanate crosslinking L-45.The organic matting agent 9000 that dumb light oil reservoir uses, black ink layer
Using ink NB300794, XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains protective film.
Comparative example 5：
A kind of protective film, including PET base material layer, be located at the adhesive layer of the PET base material layer side and be fitted in the glue
Release film layer on adhensive layer, the other side of PET base material layer are provided with black ink layer, aluminum contained compound in black ink layer,
Black ink layer thickness is 4 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 4 μm, and release layer thickness is 38 μm.It is above-mentioned
100 parts of (methyl) acrylic copolymer SK-2094, carbodiimide cross-linking agent in Adhesive composition used by adhesive layer
0.3 part of 0.4 part of XR-201, isocyanate crosslinking L-45.The organic matting agent 9000 that dumb light oil reservoir uses, black ink layer
Using ink NB300794, XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains protective film.
Comparative example 6：
A kind of protective film, including PET base material layer, be located at the adhesive layer of the PET base material layer side and be fitted in the glue
The other side of release film layer on adhensive layer, PET base material layer is provided with black ink layer, and dumb light is coated in the black ink layer
Oil reservoir, the dumb light oil reservoir are formed a film by organic matting agent, aluminum contained compound in black ink layer, and dumb light core intersection is 2 μm,
Black ink layer thickness is 2 μm, and substrate layer is 4.5 μm of PET, and adhesive layer thickness is 5 μm, and release layer thickness is 38 μm.It is above-mentioned
100 parts of (methyl) acrylic copolymer SK-2094, carbodiimide cross-linking agent in Adhesive composition used by adhesive layer
0.4 part of 0.3 part of XR-201, isocyanate crosslinking L-45.The organic matting agent 9000 that dumb light oil reservoir uses, black ink layer
Using ink NB300794, XCP-1002 contents are 0.5% in the black ink layer.
The preparation process of the protective film is as follows：By reticulate pattern roller apparatus, the even spread black in the one side of PET base material layer
Ink is dried into baking oven, and not higher than 100 DEG C of oven temperature (preferably 80~100 DEG C), black ink layer is made in winding.Then
By reticulate pattern roller apparatus, the even spread organic matting agent in black ink layer obtained above is dried, oven temperature into baking oven
Not higher than 100 DEG C (preferably 80~100 DEG C), dumb light oil reservoir is made in winding.
Above-mentioned SK-2094 is mixed with crosslinking agent, stir 10~30min, be made Adhesive composition, then 25 μm from
The Adhesive composition is applied with edge of a knife coating apparatus on type film, is dried into baking oven, oven temperature is not higher than 100 DEG C (preferably 80
~100 DEG C), then attached with the side of the non-inking of above-mentioned PET base material layer, it winds, obtains protective film.
The protective film prepared in Examples 1 to 8, comparative example 1~6 is tested for the property below, test result is shown in Table 1,
Process is as follows：
1, dumb light oil reservoir anti-fingerprint, anti-scratch, solvent resistance test：
Press...with one's finger on dumb light oil reservoir, nail is scraped and contains spirituous cleansing tissue wipes 10 times, observe outside dumb light oil reservoir
It sees, the meaning that related symbol indicates in table 1 is as follows：
○：No fingerprint falls off without scratch, without dumb light oil reservoir
×：There is fingerprint, there is scratch, dumb light oil reservoir to fall off.
2, dumb light oil reservoir and ink layer adherence
With CB-10 (Ningbo Soken Chemical Co., Ltd.'s production) adhesive tape viscous oil layer of ink 5 times, ink layer is observed
Whether it is detached from from PET, the meaning that related symbol indicates in table 1 is as follows：
○：All without departing from
×：It completely disengages.
3,60 ° of glossiness
Protective film is cut into 50mm × 30mm, dumb paint level alignment light source is surveyed using glossiness tester (SDR60G)
Examination.
4, the adherence of adhesive layer
Protective film is repeated 5 times, whether observation adhesive is detached from from PET, related symbol table in table 1 to being peeled off again after gluing
The meaning shown is as follows：
○：All without departing from
△：It is partially disengaged
×：It completely disengages
5, adhesion strength
Using coating blade equipment, silicone adhesive agent is applied in the polyethylene terephthalate film that thickness is 4.5 microns
Composition, heat cure 60s at 80 DEG C form the protective film that thickness is 3-5 μm.The protective film is cut into the adhesive tape of 25mm wide, it will
It is placed on glass plate, is used in combination the rubber roll shaft of 2Kg to roll back and forth 3 times, after 20min, by tester for elongation, uses 300mm/
The speed of min pulls under 180 ° of angle, records the power (g/25mm) from glass plate needed for stripping tape.
6, pollution
Protective film is cut into 25mm wide, is placed it on SUS, the rubber roll shaft of 2Kg is used in combination to roll back and forth 3 times, places 40
DEG C baking oven for 24 hours after, then place to room temperature, protective film divested with hand, observe on SUS whether residue glue, related symbol indicates in table 1
Meaning is as follows：
○：There is residue glue
×：Without residue glue
7, full light transmission rate
Protective film is cut into 50mm × 50mm, and protective film is clamped with specimen holder, dumb paint level alignment light source.Use mist degree
HM-150 is counted, all-wave length test of light source tests the full light transmission rate under all-wave length light.
8, sheet resistance
Use sheet resistance instrument (SIMCOST-4 test surfaces resistance, recording surface resistance value
9, glue-line gel fraction
Adhesive layer after drying is weighed into obtain A1,280 mesh filter screens weigh to obtain B1, will weigh adhesive sample with molten
Agent is impregnated for 24 hours, using 280 mesh filter screen filtrations, above-mentioned filter screen is put into 108 DEG C of baking ovens dry 2h taking-ups and weighs to obtain B2,
Gel fraction=(B2-B1)/A1 × 100%
Claims (5)
1. a kind of protective film for the surfaces NFC, including PET base material layer, be located at the PET base material layer side adhesive layer and
The release film layer being fitted on the adhesive layer, which is characterized in that the other side of the PET base material layer is provided with black ink
Layer, it is coated with dumb light oil reservoir in the black ink layer, which is formed a film by organic matting agent, the black ink layer
In contain 0.5~0.8% aluminium compound, the average grain diameter of the aluminium compound is 0.5~0.2mm, and above-mentioned organic matting agent is tool
There is the poly- methyl carbamide resin of organic thermosetting property of 0.1~0.5 μm of granule；
Adhesive composition is made of following components and its mass fraction used in the adhesive layer：(methyl) acrylic acid is total
100 parts of polymers, 0.05~3 part of carbodiimide cross-linking agent, 0.05~3 part of isocyanate crosslinking, the Adhesive composition are coagulated
Glue divides rate to be 80%~100%, and the weight average molecular weight of (methyl) acrylic copolymer is 100,000g/mol~1, and 500,
00g/mol。
2. being used for the protective film on the surfaces NFC as described in claim 1, which is characterized in that the aluminium compound is XCP-1002.
3. as described in claim 1 be used for the surfaces NFC protective film, which is characterized in that the thickness of the substrate layer be 4.5~
6 μm, the thickness of the dumb light oil reservoir is 1~2 μm, and the thickness of the black ink layer is 2~3 μm.
4. being used for the protective film on the surfaces NFC as described in claim 1, which is characterized in that the carbodiimide cross-linking agent is 0.3
~2 parts, the isocyanate crosslinking is 0.1~0.5 part.
5. a kind of preparation method of protective film for the surfaces NFC as described in the claims 1, it is characterised in that including
Following steps：
(1) black ink layer is made in the even spread black ink in the one side of PET base material layer, 80~100 DEG C of drying, winding；
(2) dumb paint is made in the even spread organic matting agent in black ink layer obtained, 80~100 DEG C of drying, winding
Layer；
(3) (methyl) acrylic copolymer is mixed by above-mentioned mass fraction with crosslinking agent, stirs 10~30min, gluing is made
Then the Adhesive composition is equably coated on release film by agent composition, 80~100 DEG C of drying, by itself and PET bases
The another side of material layer attaches, and winding obtains the required protective film for the surfaces NFC.
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| CN106805982B (en) * | 2017-03-09 | 2023-12-08 | 公安部物证鉴定中心 | Gel type fingerprint extraction film and application thereof |
| CN110105838B (en) * | 2019-04-10 | 2021-09-17 | 杭州央力科技有限公司 | Micron/nano cross-linked composite super-hydrophobic coating and preparation method thereof |
| CN114716929A (en) * | 2019-06-28 | 2022-07-08 | 浙江欧仁新材料有限公司 | Easy-to-clean electromagnetic shielding film |
| CN112126362B (en) * | 2020-09-25 | 2022-03-25 | 广东东立新材料科技股份有限公司 | Shading material functional film and preparation method and application thereof |
| CN112210315B (en) * | 2020-09-30 | 2022-03-22 | 广东东立新材料科技股份有限公司 | Polyester film functional material and preparation method and application thereof |
| CN114262576B (en) * | 2021-12-31 | 2023-04-04 | 太仓金煜电子材料有限公司 | Diffuse reflection type laser scanning labeling adhesive tape and preparation method and application thereof |
| CN114874712A (en) * | 2022-05-31 | 2022-08-09 | 广东东立新材料科技股份有限公司 | Easily-stripped anti-aging protective film and preparation method and application thereof |
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