CN114958221A - Flexible protective film for display screen - Google Patents
Flexible protective film for display screen Download PDFInfo
- Publication number
- CN114958221A CN114958221A CN202110214034.0A CN202110214034A CN114958221A CN 114958221 A CN114958221 A CN 114958221A CN 202110214034 A CN202110214034 A CN 202110214034A CN 114958221 A CN114958221 A CN 114958221A
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- parts
- display screen
- protective film
- flexible protective
- tackifying resin
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- Granted
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 17
- 239000011347 resin Substances 0.000 claims abstract description 27
- 229920005989 resin Polymers 0.000 claims abstract description 27
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000178 monomer Substances 0.000 claims abstract description 18
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000010410 layer Substances 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 9
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 9
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 claims abstract description 8
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012790 adhesive layer Substances 0.000 claims abstract description 6
- JRWNODXPDGNUPO-UHFFFAOYSA-N oxolane;prop-2-enoic acid Chemical compound C1CCOC1.OC(=O)C=C JRWNODXPDGNUPO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229920006217 cellulose acetate butyrate Polymers 0.000 claims abstract description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- NQSLZEHVGKWKAY-UHFFFAOYSA-N 6-methylheptyl 2-methylprop-2-enoate Chemical group CC(C)CCCCCOC(=O)C(C)=C NQSLZEHVGKWKAY-UHFFFAOYSA-N 0.000 claims description 7
- PBOSTUDLECTMNL-UHFFFAOYSA-N lauryl acrylate Chemical compound CCCCCCCCCCCCOC(=O)C=C PBOSTUDLECTMNL-UHFFFAOYSA-N 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 claims description 4
- 239000002313 adhesive film Substances 0.000 claims description 4
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical group C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- KTALPKYXQZGAEG-UHFFFAOYSA-N 2-propan-2-ylthioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC(C(C)C)=CC=C3SC2=C1 KTALPKYXQZGAEG-UHFFFAOYSA-N 0.000 claims description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 3
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920001727 cellulose butyrate Polymers 0.000 claims description 3
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 150000003505 terpenes Chemical class 0.000 claims description 3
- 235000007586 terpenes Nutrition 0.000 claims description 3
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 230000007774 longterm Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 3
- 230000005855 radiation Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 9
- 239000003292 glue Substances 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 230000032683 aging Effects 0.000 description 3
- -1 Tetrahydrofuran acrylic ester Chemical class 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N tetrahydrofuran Substances C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 238000004383 yellowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- 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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention discloses a flexible protective film for a display screen, which is characterized in that: the flexible protective film comprises a release film, a PET substrate layer and an optical adhesive layer positioned between the release film and the PET substrate layer, wherein the optical adhesive layer comprises the following components in parts by weight: 100 parts of acrylic resin, 1-5 parts of tetrahydrofuran acrylate, 5-8 parts of acrylic soft monomer, 6-10 parts of hydroxyethyl acrylate, 3-6 parts of tackifying resin, 1-2 parts of flatting agent, 0.4-1.2 parts of photoinitiator, 0.5-1 part of cellulose acetate butyrate and 2-5 parts of polyoxyethylene polyoxypropylene ether. The flexible protective film for the display screen overcomes the defect that the liquid crystal screen is easy to age and yellow due to continuous radiation and long-term use, and can maintain a transparent state for a long time, thereby improving the reliability of the product.
Description
Technical Field
The invention relates to the field of protective films, in particular to a flexible protective film for a display screen.
Background
China is a large producing and consuming country of displays, the market demand is large, but optical adhesives with excellent performance almost completely depend on import, and the localization process of the display industry in China is seriously hindered. The existing display screen protective film is easy to yellow after being used for a long time.
Disclosure of Invention
The invention aims to provide a flexible protective film for a display screen, which overcomes the defects of easy aging and yellowing caused by continuous radiation from a liquid crystal screen and long-term use, and can maintain a transparent state for a long time, thereby improving the reliability of products.
In order to achieve the purpose, the technical scheme of the brightener is as follows: the utility model provides a flexible protection pad pasting for display screen, flexible protection pad pasting is including leaving type membrane, PET substrate layer and being located from the optics glue film between type membrane and the PET substrate layer, optics glue film comprises the component of following parts by weight:
100 parts of acrylic resin, namely 100 parts of acrylic resin,
1-5 parts of tetrahydrofuran acrylate,
5-8 parts of acrylic acid soft monomer,
6-10 parts of hydroxyethyl acrylate,
3-6 parts of tackifying resin,
1-2 parts of a leveling agent,
0.4 to 1.2 parts of photoinitiator,
0.5 to 1 part of acetic acid-cellulose butyrate,
2-5 parts of polyoxyethylene polyoxypropylene amine ether.
The technical scheme of further improvement in the technical scheme is as follows:
1. in the scheme, the tackifying resin comprises one or more of C5 series tackifying resin, C9 series tackifying resin, terpene tackifying resin and hydrogenated rosin tackifying resin.
2. In the scheme, the flatting agent is at least one of an acrylate flatting agent, an organic silicon flatting agent and a fluorocarbon flatting agent.
3. In the scheme, the acrylic acid soft monomer is isooctyl methacrylate or lauryl acrylate.
4. In the scheme, the acrylic acid soft monomer is isooctyl methacrylate or lauryl acrylate.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the flexible protective film for the display screen, the optical adhesive layer of the flexible protective film is added with 0.5-1 part of cellulose acetate-butyrate and 2-5 parts of polyoxyethylene polyoxypropylene ether based on 1-5 parts of tetrahydrofuran acrylate and 6-10 parts of hydroxyethyl acrylate, so that the defects of easy aging and yellowing caused by continuous radiation from a liquid crystal screen and long-term use are overcome, and the transparent state can be maintained for a long time, so that the reliability of a product is improved.
Drawings
FIG. 1 is a schematic structural diagram of a flexible optical adhesive film according to the present invention.
In the drawings above: 1. a release film; 2. a PET substrate layer; 3. and an optical adhesive layer.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the illustrated orientations or positional relationships, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention is further described below with reference to the following examples:
examples 1 to 4: the utility model provides a flexible protection pad pasting for display screen, flexible protection pad pasting is including leaving type membrane, PET substrate layer and being located from the optics glue film between type membrane and the PET substrate layer, optics glue film comprises the component of following parts by weight, as shown in Table 1:
TABLE 1
Components | Example 1 | Example 2 | Example 3 | Example 4 |
Acrylic resin | 100 portions of | 100 portions of | 100 portions of | 100 portions of |
Tetrahydrofuran |
1 part of | 2 portions of | 4 portions of | 3 portions of |
Acrylic acid soft monomer | 6 portions of | 7 portions of | 5.5 parts of | 8 portions of |
Acrylic acid hydroxy ethyl ester | 8 portions of | 6 portions of | 7 portions of | 9 portions of |
Tackifying resins | 4 portions of | 6 portions of | 4 portions of | 5 portions of |
Leveling agent | 1.5 parts of | 1 part of | 1.2 parts of | 1.8 parts of |
Photoinitiator | 1 part of | 0.6 part of | 1 part of | 0.8 portion of |
|
1 part of | 0.6 part of | 1 part of | 0.8 portion of |
Polyoxyethylene polyoxypropylene amine ether | 5 portions of | 3 portions of | 4 portions of | 3 portions of |
;
In example 1, the tackifying resin was a C5-series tackifying resin, the leveling agent was an organic silicon-based leveling agent, the soft acrylic monomer was isooctyl methacrylate, the soft acrylic monomer was lauryl acrylate, and the photoinitiator was 1-hydroxycyclohexyl phenyl ketone.
In example 2, the tackifying resin was a terpene tackifying resin, the leveling agent was an acrylate leveling agent, the soft acrylic monomer was lauryl acrylate, the soft acrylic monomer was isooctyl methacrylate, and the photoinitiator was 2-isopropyl thioxanthone.
In example 3, the tackifying resin is a hydrogenated rosin tackifying resin, the leveling agent is a fluorocarbon leveling agent, the soft acrylic monomer is isooctyl methacrylate, and the photoinitiator is 1-hydroxycyclohexyl phenyl ketone.
In example 4, the tackifier resin was a C5-series tackifier resin, the leveling agent was a silicone-based leveling agent, the soft acrylic monomer was lauryl acrylate, and the photoinitiator was 2-isopropyl thioxanthone.
The preparation method of the flexible protection film for the display screen comprises the following steps:
step one, mixing 100 parts of acrylic resin and 1-5 parts of tetrahydrofuran acrylate to form a first mixture;
secondly, adding 5-8 parts of acrylic acid soft monomer, 6-10 parts of hydroxyethyl acrylate, 3-6 parts of tackifying resin, 1-2 parts of flatting agent, 0.5-1 part of acetic acid-cellulose butyrate and 2-5 parts of polyoxyethylene polyoxypropylene amine ether into the first mixture in sequence, and mixing to form a second mixture;
adding 0.4-1.2 parts of photoinitiator into the second mixture, uniformly stirring to form adhesive, and coating the adhesive on the surface of the PET base material layer;
and step four, adhering the film obtained in the step three to a release film after ultraviolet irradiation to form the flexible protection adhesive film.
Comparative examples 1 to 2: the utility model provides a protection pad pasting, flexible protection pad pasting is including leaving type membrane, PET substrate layer and being located from the optics glue film between type membrane and the PET substrate layer, optics glue film comprises the component of following parts by weight, as shown in Table 2:
TABLE 2
Components | Comparative example 1 | Comparative example 2 |
Acrylic resin | 100 portions of | 100 portions of |
Tetrahydrofuran |
1 part of | 1 part of |
Acrylic acid soft monomer | 6 portions of | 6 portions of |
Acrylic acid hydroxy ethyl ester | 8 portions of | 8 portions of |
Tackifying resins | 4 portions of | 4 portions of |
Leveling agent | 1.5 parts of | 1.5 parts of |
Photoinitiator | 1 part of | 1 part of |
Cellulose acetate butyrate | - | 1 part of |
Polyoxyethylene polyoxypropylene amine ether | 5 portions of | - |
The tackifying resin in comparative examples 1 and 2 was a C5 series tackifying resin, the leveling agent was a silicone-based leveling agent, the soft acrylic monomer was isooctyl methacrylate, the soft acrylic monomer was lauryl acrylate, and the photoinitiator was 1-hydroxycyclohexyl phenyl ketone.
The comparative example was prepared in the same manner as in the example.
The films obtained in example 1 and comparative examples 1 to 3 were put into a UV aging oven at 60 ℃ and 0.9w/cm 2 Standing for 400h, testing the yellow index of the aged sample,as shown in table 3:
TABLE 3
Test items | Example 1 | Comparative example 1 | Comparative example 2 |
Yellow index | 0.16 | 0.38 | 0.35 |
;
As shown in the evaluation results of Table 3, the yellowness index of example 1 is lower than that of comparative examples 1 and 2, which shows that the adhesive film of the present invention is not easily aged and yellowed due to long-term use, thereby improving the reliability of the product.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a flexible protection pad pasting for display screen which characterized in that: the flexible protective film comprises a release film (1), a PET substrate layer (2) and an optical adhesive layer (3) positioned between the release film (1) and the PET substrate layer (2), wherein the optical adhesive layer (3) comprises the following components in parts by weight:
100 parts of acrylic resin, namely 100 parts of acrylic resin,
1-5 parts of tetrahydrofuran acrylate,
5-8 parts of acrylic acid soft monomer,
6-10 parts of hydroxyethyl acrylate,
0 to 6 parts of tackifying resin,
1-2 parts of a leveling agent,
0.4 to 1.2 parts of photoinitiator,
0.5 to 1 part of acetic acid-cellulose butyrate,
2-5 parts of polyoxyethylene polyoxypropylene amine ether.
2. The flexible protective film for a display screen according to claim 1, wherein: the tackifying resin comprises one or more of C5 series tackifying resin, C9 series tackifying resin, terpene tackifying resin and hydrogenated rosin tackifying resin.
3. The flexible protective film for a display screen according to claim 1, wherein: the flatting agent is at least one of an acrylate flatting agent, an organic silicon flatting agent and a fluorocarbon flatting agent.
4. The flexible protective film for a display screen according to claim 1, wherein: the acrylic acid soft monomer is isooctyl methacrylate or lauryl acrylate.
5. The flexible protective film for a display screen according to claim 1, wherein: the photoinitiator is 1-hydroxycyclohexyl phenyl ketone, 2-benzyl-2-dimethylamine-1- (4-morpholine benzyl phenyl) butanone or 2-isopropyl thioxanthone.
6. A method for preparing a flexible protective film for a display screen according to claim 1, wherein the method comprises the following steps: the method comprises the following steps:
step one, mixing 100 parts of acrylic resin and 1-5 parts of tetrahydrofuran acrylate to form a first mixture;
secondly, sequentially adding 5-8 parts of acrylic acid soft monomer, 6-10 parts of hydroxyethyl acrylate, 3-6 parts of tackifying resin, 1-2 parts of flatting agent, 0.5-1 part of cellulose acetate-butyrate and 2-5 parts of polyoxyethylene polyoxypropylene amine ether into the first mixture, and mixing to form a second mixture;
adding 0.4-1.2 parts of photoinitiator into the second mixture, uniformly stirring to form adhesive, and coating the adhesive on the surface of the PET base material layer;
and step four, adhering the film obtained in the step three to a release film after ultraviolet irradiation to form the flexible protection adhesive film.
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Citations (7)
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---|---|---|---|---|
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CN101589125A (en) * | 2007-01-22 | 2009-11-25 | 信越化学工业株式会社 | The blooming of binder composition and band tackiness agent |
CN103184019A (en) * | 2011-12-29 | 2013-07-03 | 第一毛织株式会社 | Adhesive used for polarizing plate, polarizing plate including an adhesive layer, and optical member |
CN103339534A (en) * | 2010-12-24 | 2013-10-02 | 宇部日东化成株式会社 | Anti-reflection material |
CN103589382A (en) * | 2012-08-14 | 2014-02-19 | 广东泰强化工实业有限公司 | All-purpose glue |
CN109535334A (en) * | 2018-10-30 | 2019-03-29 | 西安点云生物科技有限公司 | One kind is for quickly molding photosensitive resin of continuous liquid level and preparation method thereof |
-
2021
- 2021-02-26 CN CN202110214034.0A patent/CN114958221B/en active Active
Patent Citations (7)
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US5183831A (en) * | 1991-08-22 | 1993-02-02 | Ciba-Geigy Corporation | Radiation curable composition with high temperature oil resistance |
CN101589125A (en) * | 2007-01-22 | 2009-11-25 | 信越化学工业株式会社 | The blooming of binder composition and band tackiness agent |
CN101575173A (en) * | 2008-05-05 | 2009-11-11 | 王广武 | UV light- curable glue film glass and manufacture method thereof |
CN103339534A (en) * | 2010-12-24 | 2013-10-02 | 宇部日东化成株式会社 | Anti-reflection material |
CN103184019A (en) * | 2011-12-29 | 2013-07-03 | 第一毛织株式会社 | Adhesive used for polarizing plate, polarizing plate including an adhesive layer, and optical member |
CN103589382A (en) * | 2012-08-14 | 2014-02-19 | 广东泰强化工实业有限公司 | All-purpose glue |
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Non-Patent Citations (1)
Title |
---|
吴健伟等: """UV-固化胶黏剂收缩率的研究"", 《化学与黏合》, vol. 27, no. 2, pages 96 - 100 * |
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