CN112940609A - Color film composition for laser anti-light screen and preparation method of color film - Google Patents
Color film composition for laser anti-light screen and preparation method of color film Download PDFInfo
- Publication number
- CN112940609A CN112940609A CN201911263402.XA CN201911263402A CN112940609A CN 112940609 A CN112940609 A CN 112940609A CN 201911263402 A CN201911263402 A CN 201911263402A CN 112940609 A CN112940609 A CN 112940609A
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- Prior art keywords
- color film
- mass
- laser anti
- light screen
- color
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Classifications
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Optical Filters (AREA)
Abstract
The invention discloses a color film composition for a laser anti-light screen and a preparation method of the color film, wherein the color film composition comprises 100 parts by mass of organic silicon pressure-sensitive adhesive with solid content of 45-65%, 0.3-0.5 part by mass of nano transparent black-blue phase color paste, 0.1-0.2 part by mass of chloroplatinic acid, 0.2-0.4 part by mass of dispersing agent, 0.01-0.15 part by mass of leveling agent and 0.2-0.3 part by mass of defoaming agent. The color film is used for a laser anti-light screen, and can improve the contrast of a displayed image; the hue interference of the diffusion layer can be effectively prevented, and the pure color of the screen is kept.
Description
Technical Field
The invention belongs to the technical field of optical display, and particularly relates to a color film composition for a laser anti-light screen and a preparation method of a color film.
Background
In the existing laser light-resistant screen, the color film layer generally adopts UV resin, once the UV resin is cured by ultraviolet rays, the UV resin can age and turn yellow, so that an image displayed on the screen has a yellow phase, and particularly when a white image is displayed, the displayed color is yellow-white. And because the existing colored film layer is interfered by white of the light diffusant, the colored film layer presents black and gray, and the display effect of high contrast, high gain and wide visual angle cannot be achieved due to the fact that the color is not pure.
Disclosure of Invention
The invention aims to provide a color film composition for a laser light-resistant screen and a preparation method of the color film, and the obtained color film can solve the problems in the background art.
The technical scheme of the invention is as follows:
the invention provides a color film composition for a laser anti-light screen, which comprises 100 parts by mass of organic silicon pressure-sensitive adhesive with solid content of 45-65%, 0.3-0.5 part by mass of nano transparent black-blue phase color paste, 0.1-0.2 part by mass of chloroplatinic acid, 0.2-0.4 part by mass of dispersing agent, 0.01-0.15 part by mass of leveling agent and 0.2-0.3 part by mass of defoaming agent.
Preferably, the silicone pressure sensitive adhesive is a high solid low viscosity silicone pressure sensitive adhesive.
Preferably, the dispersant is an acrylamide-based dispersant.
Preferably, the defoaming agent is a silicone defoaming agent.
Preferably, the leveling agent is a polyether-silicone leveling agent.
The invention provides a preparation method of a color film for a laser anti-light screen, which comprises the following steps:
pouring the organic silicon pressure-sensitive adhesive with the solid content of 45-65% into a stirring container, adding the nanoscale blue-phase transparent black color paste, the chloroplatinic acid, the dispersing agent, the leveling agent and the defoaming agent, wherein the weight of the nanoscale blue-phase transparent black color paste, the chloroplatinic acid, the dispersing agent, the leveling agent and the defoaming agent is 0.3-0.5%, 0.1-0.2%, 0.2-0.4%, 0.01-0.15% and 0.2-0.3% of that of the organic silicon pressure-sensitive adhesive respectively;
stirring for 15-30 minutes at the rotating speed of 800-1800 rpm while vacuumizing to obtain color film slurry;
and (3) pumping the color film slurry into coating equipment, coating the color film slurry on the surface of the optical PET pre-coating film, and baking to obtain the color film.
Further, a temperature segmentation oven is adopted for baking, and the segmentation temperature is 40 degrees, 60 degrees, 80 degrees, 100 degrees and 120 degrees in sequence.
The further color film thickness is 100 nm-330 nm.
The prepared color film is applied to a laser anti-light screen.
One specific application is:
and laminating the color film with the light diffusion film layer and the AG film to obtain a film layer combination which is formed by tightly adhering the light diffusion layer, the AG film and the color film in sequence, wherein the formed film layer combination is used for the laser anti-light screen.
The invention has the following characteristics and beneficial effects:
the light transmittance and the haze of the color film are 67-70% and 18-20% respectively; the light transmittance of 67-70% can keep the gain of the screen within the range of 1.5 under the condition of ensuring the contrast; the low haze of 18-20% is beneficial to improving the incidence rate of the light rays of the projector and reducing the reflectivity of the light rays of the projector; the color film is not easy to yellow, and can avoid yellow phase of the displayed image.
The color film is used for a laser light-resistant screen, so that the contrast of a displayed image can be improved; the hue interference of the diffusion layer can be effectively prevented, and the pure color of the screen is kept.
Detailed Description
In order to more clearly illustrate the technical solution of the present invention, the following examples of the present invention will be provided. It will be apparent to those of ordinary skill in the art that other embodiments may be made in accordance with these examples without the exercise of inventive faculty. It should be understood that the embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
Examples
This example is a preparation example of a color film.
In this embodiment, the silicone pressure-sensitive adhesive is a morning flying CF-8152 silicone pressure-sensitive adhesive, the dispersant is an acrylamide dispersant, the defoamer is a silicone defoamer, and the leveling agent is a polyether silicone leveling agent.
Adding the organic silicon pressure-sensitive adhesive with the solid content of 50% into a stirring container, and adding the nano blue phase transparent black paste, the chloroplatinic acid, the dispersing agent, the leveling agent and the defoaming agent, wherein the mass of the nano blue phase transparent black paste, the mass of the chloroplatinic acid, the mass of the dispersing agent, the mass of the leveling agent and the mass of the defoaming agent are respectively 0.4%, 0.15%, 0.3%, 0.15% and 0.3% of the organic silicon pressure-sensitive adhesive.
And vacuumizing the stirring container, and stirring at the rotating speed of 1200 rpm for 20 minutes to obtain the color film slurry. And (3) pumping the slurry into comma coating equipment, and uniformly coating the color film slurry on the surface of the optical PET precoating film with the thickness of 100 mu m by using a comma scraper to form wet glue with the thickness of 200 nm. The optical PET precoating film coated with the wet glue is baked by a temperature segmentation oven with the length of 32 meters, and the segmentation temperature is 40 degrees, 60 degrees, 80 degrees, 100 degrees and 120 degrees in sequence. And drying to obtain the color film with the thickness of 100 um.
The color film obtained in this example was tested as follows:
testing the light transmittance and the haze of the color film by using a WGT-S light transmittance/haze tester, wherein the light transmittance and the haze are 67-70% and 18-20% respectively; the light transmittance of 67-70% can keep the gain of the screen within the range of 1.5 under the condition of ensuring the contrast; the low haze of 18-20% is beneficial to improving the incidence rate of the light rays of the projector and reducing the reflectivity of the light rays of the projector;
the color film is used for a laser light-resistant screen, so that the contrast of a displayed image can be improved; the hue interference of the diffusion layer can be effectively prevented, and the pure color of the screen is kept.
Although the invention has been described in detail hereinabove with respect to a general description and specific embodiments thereof, it will be apparent to those skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. A color film composition for a laser anti-light screen, which is characterized in that:
the adhesive comprises 100 parts by mass of organic silicon pressure-sensitive adhesive with solid content of 45-65%, 0.3-0.5 part by mass of nano blue-phase transparent black paste, 0.1-0.2 part by mass of chloroplatinic acid, 0.2-0.4 part by mass of dispersing agent, 0.01-0.15 part by mass of flatting agent and 0.2-0.3 part by mass of defoaming agent.
2. The color film composition for a laser anti-light screen according to claim 1, wherein:
the organic silicon pressure-sensitive adhesive is high-solid low-viscosity organic silicon pressure-sensitive adhesive.
3. The color film composition for a laser anti-light screen according to claim 1, wherein:
the dispersant is an acrylamide dispersant.
4. The color film composition for a laser anti-light screen according to claim 1, wherein:
the defoaming agent is an organic silicon defoaming agent.
5. The color film composition for a laser anti-light screen according to claim 1, wherein:
the leveling agent is polyether organic silicon leveling agent.
6. A preparation method of a color film for a laser anti-light screen is characterized by comprising the following steps:
pouring the organic silicon pressure-sensitive adhesive with the solid content of 45-65% into a stirring container, adding the nanoscale transparent black-blue phase color paste, the chloroplatinic acid, the dispersing agent, the leveling agent and the defoaming agent, wherein the weight of the nanoscale transparent black-blue phase color paste, the chloroplatinic acid, the dispersing agent, the leveling agent and the defoaming agent is 0.3-0.5%, 0.1-0.2%, 0.2-0.4%, 0.01-0.15% and 0.2-0.3% of that of the organic silicon pressure-sensitive adhesive respectively;
stirring for 15-30 minutes at the rotating speed of 800-1800 rpm while vacuumizing to obtain color film slurry;
and (3) pumping the color film slurry into coating equipment, coating the color film slurry on the surface of the optical PET pre-coating film, and baking to obtain the color film.
7. The method of preparing a color film for a laser anti-light screen according to claim 6, wherein:
the baking is carried out by adopting a temperature segmentation oven, and the segmentation temperature is 40 ℃, 60 ℃, 80 ℃, 100 ℃ and 120 ℃ in sequence.
8. The method of preparing a color film for a laser anti-light screen according to claim 6, wherein:
the thickness of the obtained color film is 100 nm-330 nm.
9. Use of the color film prepared according to any one of claims 6 to 8 for a laser-stabilized screen.
10. Use according to claim 9, characterized in that:
and laminating the color film with the light diffusion film layer and the AG film to obtain a film layer combination which is formed by tightly adhering the light diffusion layer, the AG film and the color film in sequence, wherein the formed film layer combination is used for the laser anti-light screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263402.XA CN112940609A (en) | 2019-12-11 | 2019-12-11 | Color film composition for laser anti-light screen and preparation method of color film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911263402.XA CN112940609A (en) | 2019-12-11 | 2019-12-11 | Color film composition for laser anti-light screen and preparation method of color film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112940609A true CN112940609A (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911263402.XA Pending CN112940609A (en) | 2019-12-11 | 2019-12-11 | Color film composition for laser anti-light screen and preparation method of color film |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200738843A (en) * | 2006-03-15 | 2007-10-16 | Nitto Denko Corp | Double-faced pressure-sensitive adhesive tape or sheet, and liquid crystal display apparatus |
| CN104152104A (en) * | 2014-08-21 | 2014-11-19 | 岳胜武 | Self-adhesive organic silicon press-sensitive adhesive and preparation method thereof |
| CN105820770A (en) * | 2016-05-27 | 2016-08-03 | 东莞市睿泰涂布科技有限公司 | Blue light-preventing protective film containing melanin and preparation method of protective film |
| CN106833502A (en) * | 2016-12-29 | 2017-06-13 | 深圳市安品有机硅材料有限公司 | Peelable organic pressure-sensitive gel, pressure sensitive adhesive product and preparation method thereof |
| CN107290922A (en) * | 2016-03-30 | 2017-10-24 | 琳得科株式会社 | Attaching type projection screen |
-
2019
- 2019-12-11 CN CN201911263402.XA patent/CN112940609A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200738843A (en) * | 2006-03-15 | 2007-10-16 | Nitto Denko Corp | Double-faced pressure-sensitive adhesive tape or sheet, and liquid crystal display apparatus |
| CN104152104A (en) * | 2014-08-21 | 2014-11-19 | 岳胜武 | Self-adhesive organic silicon press-sensitive adhesive and preparation method thereof |
| CN107290922A (en) * | 2016-03-30 | 2017-10-24 | 琳得科株式会社 | Attaching type projection screen |
| CN105820770A (en) * | 2016-05-27 | 2016-08-03 | 东莞市睿泰涂布科技有限公司 | Blue light-preventing protective film containing melanin and preparation method of protective film |
| CN106833502A (en) * | 2016-12-29 | 2017-06-13 | 深圳市安品有机硅材料有限公司 | Peelable organic pressure-sensitive gel, pressure sensitive adhesive product and preparation method thereof |
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Application publication date: 20210611 |