CN109307898B - Method for changing reflection due to different materials - Google Patents
Method for changing reflection due to different materials Download PDFInfo
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- CN109307898B CN109307898B CN201710633688.0A CN201710633688A CN109307898B CN 109307898 B CN109307898 B CN 109307898B CN 201710633688 A CN201710633688 A CN 201710633688A CN 109307898 B CN109307898 B CN 109307898B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/08—Mirrors
- G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
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Abstract
The invention discloses a method for changing reflection due to different materials, which comprises the following steps: s1: preparing a transparent film and a plurality of types of reflecting films with different colors, wherein the plurality of types of reflecting films with different colors comprise white reflecting films; s2: preparing the following raw materials in parts by weight: 25-30 parts of phenolic resin, 15-20 parts of talcum powder, 10-15 parts of mica powder, 30-35 parts of styrene and 5-8 parts of sodium hydroxide; s3: mixing phenolic resin, talcum powder, mica powder and styrene, stirring uniformly at 40-45 ℃, adding sodium hydroxide, heating to 50-55 ℃, stirring at a stirring speed of 15-20rpm for 15-20min, cooling to room temperature, and standing for 6-9min to obtain an adhesive; s4: preparing magnesium oxide, coating the magnesium oxide on one surface of the transparent film by using a radio frequency magnetron sputtering technology by taking the magnesium oxide as a target material. The invention can change reflection by matching different materials, saves time, reduces cost, can enhance the bonding firmness between the membranes, and has simple process and convenient use.
Description
Technical Field
The invention relates to the technical field of optical films, in particular to a method for changing reflection due to different materials.
Background
The liquid crystal display technology is one of the most commonly applied display technologies at present, and will occupy the mainstream technical position in the flat panel display field for a period of time; the liquid crystal molecules do not emit light themselves, and the image or character displayed by the liquid crystal molecules is the result of modulating light emitted by a backlight source, which is an important component determining the display performance of the liquid crystal, and the brightness of the backlight source directly determines the display brightness of the surface of the LCD.
The liquid crystal backlight system mainly comprises a light source, a light guide plate, various optical films and structural members, the development of the liquid crystal backlight system tends to diversification and portability of the size, and the requirement on the brightness is high; the main optical film of the liquid crystal backlight system comprises a reflecting film, a diffusion film and a brightness enhancement film, wherein the reflecting film is used for reflecting light rays emitted by a light source to the light emitting direction of the backlight source efficiently without loss as much as possible, so that the light loss is reduced, and the purposes of improving the backlight brightness or reducing the power consumption are achieved.
It is known that, at present, when reflection needs to be changed, only the reflection film can be replaced, and reflection cannot be changed by matching different materials according to the basis of the original reflection film, which wastes time and resources.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a method for changing reflection due to different materials.
The invention provides a method for changing reflection due to different materials, which comprises the following steps:
s1: preparing a transparent film and a plurality of types of reflecting films with different colors, wherein the plurality of types of reflecting films with different colors comprise white reflecting films;
s2: preparing the following raw materials in parts by weight: 25-30 parts of phenolic resin, 15-20 parts of talcum powder, 10-15 parts of mica powder, 30-35 parts of styrene and 5-8 parts of sodium hydroxide;
s3: mixing phenolic resin, talcum powder, mica powder and styrene, stirring uniformly at 40-45 ℃, adding sodium hydroxide, heating to 50-55 ℃, stirring at a stirring speed of 15-20rpm for 15-20min, cooling to room temperature, and standing for 6-9min to obtain an adhesive;
s4: preparing magnesium oxide, coating the magnesium oxide on one surface of a transparent membrane by using a radio frequency magnetron sputtering technology by using the magnesium oxide as a target material, and then bonding a white reflecting membrane on one surface of the transparent membrane by using an adhesive;
s5: coating a reflective coating on the other surface of the transparent film;
s6: and changing the reflected color according to the requirement, selecting a proper reflecting film from the reflecting films with different colors, and then adhering the proper reflecting film to the side, away from the transparent film, of the white reflecting film by using an adhesive to finish the change of reflection.
Preferably, in S1, a transparent film, a silver reflective film, and a white reflective film are prepared.
Preferably, in the step S2, the following raw materials in parts by weight are prepared: 26-29 parts of phenolic resin, 16-19 parts of talcum powder, 11-14 parts of mica powder, 31-34 parts of styrene and 6-7 parts of sodium hydroxide.
Preferably, in the step S2, the following raw materials in parts by weight are prepared: 27-28 parts of phenolic resin, 17-18 parts of talcum powder, 12-13 parts of mica powder, 32-33 parts of styrene and 7 parts of sodium hydroxide.
Preferably, in the step S3, the phenolic resin, the talcum powder, the mica powder and the styrene are mixed, stirred uniformly at the temperature of 41-44 ℃, added with the sodium hydroxide, heated to the temperature of 51-54 ℃, stirred at the stirring speed of 16-19rpm for 16-19min, cooled to the room temperature, and kept stand for 7-8min to obtain the adhesive.
Preferably, in the step S3, the phenolic resin, the talc powder, the mica powder and the styrene are mixed, stirred uniformly at 42-43 ℃, added with the sodium hydroxide, heated to 52-53 ℃, stirred at a stirring speed of 17-18rpm for 17-18min, cooled to room temperature, and left to stand for 8min to obtain the adhesive.
In the invention, the method for changing reflection according to different materials can facilitate the bonding of the transparent film and the reflecting film and the bonding between the reflecting films by the adhesive, the preparation cost can be reduced by adding the talcum powder and the mica powder as the filling agents to prepare the adhesive, the preparation speed of the adhesive can be improved by adding the sodium hydroxide, the surface of the transparent film is more compact and smooth by coating the magnesium oxide on one surface of the transparent film by using the radio frequency magnetron sputtering technology, the gas permeation is reduced, the bonding of the transparent film and the reflecting film is firmer, the light transmittance is not influenced, the proper reflecting film is selected from the reflecting films with different colors by changing the reflecting color according to requirements, then the proper reflecting film is bonded on the surface of the white reflecting film, which is far away from the transparent film, by the adhesive, the reflection can be changed, and the time is saved, the invention can change reflection by matching different materials, saves time, reduces cost, can enhance the bonding firmness between the membranes, and has simple method and convenient use.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The embodiment provides a method for changing reflection due to different materials, which comprises the following steps:
s1: preparing a transparent film and a plurality of types of reflecting films with different colors, wherein the plurality of types of reflecting films with different colors comprise white reflecting films;
s2: preparing the following raw materials in parts by weight: 25 parts of phenolic resin, 15 parts of talcum powder, 10 parts of mica powder, 30 parts of styrene and 5 parts of sodium hydroxide;
s3: mixing phenolic resin, talcum powder, mica powder and styrene, stirring uniformly at 40 ℃, adding sodium hydroxide, heating to 50 ℃, stirring at a stirring speed of 15rpm for 15min, cooling to room temperature, and standing for 6min to obtain an adhesive;
s4: preparing magnesium oxide, coating the magnesium oxide on one surface of a transparent membrane by using a radio frequency magnetron sputtering technology by using the magnesium oxide as a target material, and then bonding a white reflecting membrane on one surface of the transparent membrane by using an adhesive;
s5: coating a reflective coating on the other surface of the transparent film;
s6: and changing the reflected color according to the requirement, selecting a proper reflecting film from the reflecting films with different colors, and then adhering the proper reflecting film to the side, away from the transparent film, of the white reflecting film by using an adhesive to finish the change of reflection.
Example two
The embodiment provides a method for changing reflection due to different materials, which comprises the following steps:
s1: preparing a transparent film and a plurality of types of reflecting films with different colors, wherein the plurality of types of reflecting films with different colors comprise white reflecting films;
s2: preparing the following raw materials in parts by weight: 28 parts of phenolic resin, 18 parts of talcum powder, 13 parts of mica powder, 33 parts of styrene and 6 parts of sodium hydroxide;
s3: mixing phenolic resin, talcum powder, mica powder and styrene, stirring uniformly at 43 ℃, adding sodium hydroxide, heating to 53 ℃, stirring at the stirring speed of 18rpm for 18min, cooling to room temperature, and standing for 7min to obtain an adhesive;
s4: preparing magnesium oxide, coating the magnesium oxide on one surface of a transparent membrane by using a radio frequency magnetron sputtering technology by using the magnesium oxide as a target material, and then bonding a white reflecting membrane on one surface of the transparent membrane by using an adhesive;
s5: coating a reflective coating on the other surface of the transparent film;
s6: and changing the reflected color according to the requirement, selecting a proper reflecting film from the reflecting films with different colors, and then adhering the proper reflecting film to the side, away from the transparent film, of the white reflecting film by using an adhesive to finish the change of reflection.
EXAMPLE III
The embodiment provides a method for changing reflection due to different materials, which comprises the following steps:
s1: preparing a transparent film and a plurality of types of reflecting films with different colors, wherein the plurality of types of reflecting films with different colors comprise white reflecting films;
s2: preparing the following raw materials in parts by weight: 30 parts of phenolic resin, 20 parts of talcum powder, 15 parts of mica powder, 35 parts of styrene and 8 parts of sodium hydroxide;
s3: mixing phenolic resin, talcum powder, mica powder and styrene, stirring uniformly at 45 ℃, adding sodium hydroxide, heating to 55 ℃, stirring at a stirring speed of 20rpm for 20min, cooling to room temperature, and standing for 9min to obtain an adhesive;
s4: preparing magnesium oxide, coating the magnesium oxide on one surface of a transparent membrane by using a radio frequency magnetron sputtering technology by using the magnesium oxide as a target material, and then bonding a white reflecting membrane on one surface of the transparent membrane by using an adhesive;
s5: coating a reflective coating on the other surface of the transparent film;
s6: and changing the reflected color according to the requirement, selecting a proper reflecting film from the reflecting films with different colors, and then adhering the proper reflecting film to the side, away from the transparent film, of the white reflecting film by using an adhesive to finish the change of reflection.
The preparation rate of the adhesive in examples one to three was 8.7% higher than that of the conventional adhesive.
Example (c): preparing a transparent membrane, a silver reflecting membrane and a white reflecting membrane; preparing magnesium oxide, coating the magnesium oxide on one surface of a transparent membrane by using a radio frequency magnetron sputtering technology by using the magnesium oxide as a target material, and then bonding a white reflecting membrane on one surface of the transparent membrane by using an adhesive; coating a reflective coating on the other surface of the transparent film; the silver-colored reflective membrane is bonded on the surface, far away from the transparent membrane, of the white reflective membrane by using an adhesive, so that the white reflection is changed into the silver reflection, the defect of white spots and foreign matters is effectively improved, the quality is improved, and the loss is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A method of altering reflection from different materials, comprising the steps of:
s1: preparing a transparent film and a plurality of types of reflecting films with different colors, wherein the plurality of types of reflecting films with different colors comprise white reflecting films;
s2: preparing the following raw materials in parts by weight: 25-30 parts of phenolic resin, 15-20 parts of talcum powder, 10-15 parts of mica powder, 30-35 parts of styrene and 5-8 parts of sodium hydroxide;
s3: mixing phenolic resin, talcum powder, mica powder and styrene, stirring uniformly at 40-45 ℃, adding sodium hydroxide, heating to 50-55 ℃, stirring at a stirring speed of 15-20rpm for 15-20min, cooling to room temperature, and standing for 6-9min to obtain an adhesive;
s4: preparing magnesium oxide, coating the magnesium oxide on one surface of a transparent membrane by using a radio frequency magnetron sputtering technology by using the magnesium oxide as a target material, and then bonding a white reflecting membrane on one surface of the transparent membrane by using an adhesive;
s5: coating a reflective coating on the other surface of the transparent film;
s6: and changing the reflected color according to the requirement, selecting a proper reflecting film from the reflecting films with different colors, and then adhering the proper reflecting film to the side, away from the transparent film, of the white reflecting film by using an adhesive to finish the change of reflection.
2. The method according to claim 1, wherein in step S1, a transparent film, a silver reflective film and a white reflective film are prepared.
3. The method according to claim 1, wherein in S2, the following raw materials are prepared in parts by weight: 26-29 parts of phenolic resin, 16-19 parts of talcum powder, 11-14 parts of mica powder, 31-34 parts of styrene and 6-7 parts of sodium hydroxide.
4. The method according to claim 3, wherein in S2, the following raw materials are prepared in parts by weight: 27-28 parts of phenolic resin, 17-18 parts of talcum powder, 12-13 parts of mica powder, 32-33 parts of styrene and 7 parts of sodium hydroxide.
5. The method according to claim 1, wherein in S3, the phenolic resin, the talc, the mica powder and the styrene are mixed, stirred uniformly at 41-44 ℃, added with sodium hydroxide, heated to 51-54 ℃, stirred at 16-19rpm for 16-19min, cooled to room temperature, and left to stand for 7-8min to obtain the adhesive.
6. The method according to claim 5, wherein in S3, the phenolic resin, the talc, the mica powder and the styrene are mixed, stirred uniformly at 42-43 ℃, added with sodium hydroxide, heated to 52-53 ℃, stirred at 17-18rpm for 17-18min, cooled to room temperature, and left to stand for 8min to obtain the adhesive.
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| CN201710633688.0A CN109307898B (en) | 2017-07-28 | 2017-07-28 | Method for changing reflection due to different materials |
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| CN201710633688.0A CN109307898B (en) | 2017-07-28 | 2017-07-28 | Method for changing reflection due to different materials |
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| CN109307898A CN109307898A (en) | 2019-02-05 |
| CN109307898B true CN109307898B (en) | 2021-06-29 |
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| CN102858496A (en) * | 2010-04-27 | 2013-01-02 | 3M创新有限公司 | Ceramic shaped abrasive particles, methods of making the same, and abrasive articles containing the same |
| WO2013054045A1 (en) * | 2011-10-12 | 2013-04-18 | Saint-Gobain Glass France | Mirror comprising a silvering-modifying layer |
| CN103176229A (en) * | 2013-04-12 | 2013-06-26 | 宁波长阳科技有限公司 | Compound optical reflecting film and preparation method thereof |
| CN103443072A (en) * | 2011-01-28 | 2013-12-11 | 巴斯夫欧洲公司 | Polymerizable composition comprising an oxime sulfonate as thermal curing agent |
| CN103827204A (en) * | 2011-09-28 | 2014-05-28 | 住友电木株式会社 | Molding material |
| CN106133017A (en) * | 2014-03-31 | 2016-11-16 | 明和化成株式会社 | Phenolic resin, comprise the composition epoxy resin of this phenolic resin, the solidfied material of this composition epoxy resin and there is the semiconductor device of this solidfied material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9321963B2 (en) * | 2010-09-22 | 2016-04-26 | Toray Industries, Inc. | Flame-retardant styrene thermoplastic resin composition and molded product thereof |
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2017
- 2017-07-28 CN CN201710633688.0A patent/CN109307898B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101149441A (en) * | 2006-09-20 | 2008-03-26 | 宣茂科技股份有限公司 | Reflector plate and backlight module using the reflector plate |
| CN102858496A (en) * | 2010-04-27 | 2013-01-02 | 3M创新有限公司 | Ceramic shaped abrasive particles, methods of making the same, and abrasive articles containing the same |
| CN103443072A (en) * | 2011-01-28 | 2013-12-11 | 巴斯夫欧洲公司 | Polymerizable composition comprising an oxime sulfonate as thermal curing agent |
| CN103827204A (en) * | 2011-09-28 | 2014-05-28 | 住友电木株式会社 | Molding material |
| WO2013054045A1 (en) * | 2011-10-12 | 2013-04-18 | Saint-Gobain Glass France | Mirror comprising a silvering-modifying layer |
| CN103176229A (en) * | 2013-04-12 | 2013-06-26 | 宁波长阳科技有限公司 | Compound optical reflecting film and preparation method thereof |
| CN106133017A (en) * | 2014-03-31 | 2016-11-16 | 明和化成株式会社 | Phenolic resin, comprise the composition epoxy resin of this phenolic resin, the solidfied material of this composition epoxy resin and there is the semiconductor device of this solidfied material |
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