CN113093323A - PMMA/PC-based high-performance polarizer - Google Patents
PMMA/PC-based high-performance polarizer Download PDFInfo
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- CN113093323A CN113093323A CN202110266692.4A CN202110266692A CN113093323A CN 113093323 A CN113093323 A CN 113093323A CN 202110266692 A CN202110266692 A CN 202110266692A CN 113093323 A CN113093323 A CN 113093323A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
- G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
- G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/18—Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3016—Polarising elements involving passive liquid crystal elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a PMMA/PC-based high-performance polarizer, which consists of a base film, and a protective layer, a haze adjusting layer, a light-transmitting electrode layer and a functional layer which are sequentially stacked on one side of the base film, wherein the base film comprises the following raw materials: 100 to 120 parts of PMMA resin, 80 to 100 parts of PC resin, 5 to 10 parts of glass fiber, 10 to 20 parts of PVC resin, 0.5 to 0.8 part of toughening agent, 0.1 to 0.3 part of dispersing agent and 0.1 to 0.3 part of flatting agent. The invention selects PMMA and PC materials to replace TAC materials, greatly reduces the production cost of the polaroid, and obtains the circular polaroid with high performance, roll-to-roll capability, full processing and wide viewing angle by starting from the aspects of design and regulation of the raw material formula of the base film of the polaroid.
Description
Technical Field
The invention relates to the field of polaroids, in particular to a PMMA/PC-based high-performance polaroid.
Background
Thin film transistor liquid crystal panels (TFT-LCDs) are a central part of the flat panel display industry. In the upstream industry of TFT-LCD, polarizers are important optical elements in TFT-LCD panels. In terms of value distribution, the cost of the cellulose Triacetate (TAC) film is the highest among the raw material costs of all polarizers, and is about 50% of the total raw material cost. However, due to monopoly of raw materials, equipment, technology and the like, the film is not made to be domestic, and the technology for developing the polarizer by replacing the TAC material is urgently needed to be developed.
Disclosure of Invention
Aiming at the problems, the invention provides a high-performance polarizer based on PMMA/PC, which has the advantages of high performance, roll-to-roll capability, full process and wide viewing angle.
The technical scheme adopted by the invention is as follows:
the utility model provides a high performance polaroid based on PMMA PC, this polaroid by the base film with pile up protective layer, haze regulating layer, printing opacity electrode layer and the functional layer in proper order in base film one side and constitute, wherein, the base film includes following raw materials: PMMA resin, PC resin, polystyrene, PVC resin, 1-hydroxycyclohexyl phenyl ketone, a toughening agent, a dispersing agent and a flatting agent.
In a further technical scheme, the base film comprises the following raw materials in parts by weight: 100 to 120 portions of PMMA resin, 80 to 100 portions of PC resin, 5 to 10 portions of polystyrene, 10 to 20 portions of PVC resin, 1 to 1.2 portions of 1-hydroxycyclohexyl phenyl ketone, 0.5 to 0.8 portion of flexibilizer, 0.1 to 0.3 portion of dispersant and 0.1 to 0.3 portion of flatting agent.
In a further technical scheme, the base film comprises the following raw materials in parts by weight: 100 parts of PMMA resin, 80 parts of PC resin, 5 parts of polystyrene, 10 parts of PVC resin, 1 part of 1-hydroxycyclohexyl phenyl ketone, 0.5 part of toughening agent, 0.1 part of dispersing agent and 0.1 part of flatting agent.
In a further technical scheme, the base film comprises the following raw materials in parts by weight: 120 parts of PMMA resin, 100 parts of PC resin, 10 parts of polystyrene, 20 parts of PVC resin, 1.2 parts of 1-hydroxycyclohexyl phenyl ketone, 0.8 part of toughening agent, 0.3 part of dispersing agent and 0.3 part of flatting agent.
In a further technical scheme, the base film comprises the following raw materials in parts by weight: 110 parts of PMMA resin, 90 parts of PC resin, 8 parts of polystyrene, 15 parts of PVC resin, 1.2 parts of 1-hydroxycyclohexyl phenyl ketone, 0.6 part of flexibilizer, 0.2 part of dispersant and 0.2 part of flatting agent.
In a further technical scheme, the protective layer is cellulose triacetate.
In a further aspect, the haze adjusting layer is a polymer dispersed liquid crystal film.
In a further technical scheme, the light-transmitting electrode layer is a silicon dioxide film.
In a further technical scheme, the functional layer is one or more of an anti-fingerprint functional layer, a low-reflection functional layer, an anti-dazzling functional layer and an anti-pollution functional layer.
The invention has the beneficial effects that:
1. the invention selects PMMA and PC materials to replace TAC materials, greatly reduces the production cost of the polaroid, and obtains the circular polaroid with high performance, roll-to-roll capability, full processing and wide viewing angle by starting from the aspects of design and regulation of the raw material formula of the base film of the polaroid.
2. The polaroid developed by utilizing PMMA and PC materials has thinner thickness, can meet the roll-to-roll laminating preparation technology, greatly improves the utilization rate of materials, greatly reduces the production cost of the polaroid, is beneficial to promoting the development of key parts of display panels such as the polaroid, a backlight module and the like and upstream materials such as matched thin film materials and the like, perfects and strengthens the matched services of electronic information and display panel industries, and accelerates the development of optical thin film material industries.
Detailed Description
The following provides a detailed description of embodiments of the invention.
Example 1:
the utility model provides a high performance polaroid based on PMMA PC, this polaroid by the base film with pile up protective layer, haze regulating layer, printing opacity electrode layer and the functional layer in proper order in base film one side and constitute, wherein, the base film includes following raw materials: 100 parts of PMMA resin, 80 parts of PC resin, 5 parts of polystyrene, 10 parts of PVC resin, 1 part of 1-hydroxycyclohexyl phenyl ketone, 0.5 part of toughening agent, 0.1 part of dispersing agent and 0.1 part of flatting agent.
In this embodiment, the protective layer is cellulose triacetate.
In the present embodiment, the haze adjusting layer is a polymer dispersed liquid crystal film.
In this embodiment, the light-transmitting electrode layer is a silicon dioxide film.
In the present embodiment, the functional layer is one or more selected from a fingerprint-proof functional layer, a low-reflection functional layer, an anti-glare functional layer, and an anti-contamination functional layer.
Example 2:
the difference between the present example and example 1 is that the base film comprises the following raw materials in parts by weight: 120 parts of PMMA resin, 100 parts of PC resin, 10 parts of polystyrene, 20 parts of PVC resin, 1.2 parts of 1-hydroxycyclohexyl phenyl ketone, 0.8 part of toughening agent, 0.3 part of dispersing agent and 0.3 part of flatting agent.
Example 3:
the difference between the present example and example 1 is that the base film comprises the following raw materials in parts by weight: 110 parts of PMMA resin, 90 parts of PC resin, 8 parts of polystyrene, 15 parts of PVC resin, 1.2 parts of 1-hydroxycyclohexyl phenyl ketone, 0.6 part of flexibilizer, 0.2 part of dispersant and 0.2 part of flatting agent.
Example 4:
a preparation method of a high-performance polarizer comprises the following steps:
s1, blending PMMA resin, PC resin, glass fiber, PVC resin, a toughening agent, a dispersing agent and a flatting agent in a high-speed mixer for at least 20min to obtain a mixture;
s2, putting the mixture into a double-screw extruder for melt extrusion, and conveying the extruded mixture to a calendaring device for calendaring into a sheet with the thickness of less than 1mm under the protection of nitrogen;
s3, stretching the sheet into a film by utilizing coaxial optical oblique stretching and stretching the sheet at the same time from 45 degrees to 55 degrees with the advancing direction of the base film at 120-130 degrees, wherein the aspect ratio of the coaxial optical oblique stretching is 1.5-2.4, the tension of the base film is 10N, and the base film is obtained and wound on a roller;
s4, adopting a roll-to-roll process mode to directly roll-to-roll fit the base film and the semi-finished product of the polaroid, and simultaneously coating a film on one side of the base film, which is far away from the semi-finished product of the polaroid, wherein the film comprises a protective layer, a haze adjusting layer, a light-transmitting electrode layer and a functional layer, so that the performance of the base film is improved.
The polarizer prepared by the embodiment realizes indexes of 90% light transmittance, phase difference less than 3 and haze less than 1%.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (8)
1. The high-performance polaroid based on PMMA/PC is characterized by comprising a base film, and a protective layer, a haze adjusting layer, a light-transmitting electrode layer and a functional layer which are sequentially stacked on one side of the base film, wherein the base film comprises the following raw materials: PMMA resin, PC resin, polystyrene, PVC resin, 1-hydroxycyclohexyl phenyl ketone, a toughening agent, a dispersing agent and a flatting agent.
2. The PMMA/PC-based high-performance polarizer of claim 1, wherein the base film comprises the following raw materials in parts by weight: 100 to 120 portions of PMMA resin, 80 to 100 portions of PC resin, 5 to 10 portions of polystyrene, 10 to 20 portions of PVC resin, 1 to 1.2 portions of 1-hydroxycyclohexyl phenyl ketone, 0.5 to 0.8 portion of flexibilizer, 0.1 to 0.3 portion of dispersant and 0.1 to 0.3 portion of flatting agent.
3. The PMMA/PC-based high-performance polarizer of claim 2, wherein the base film comprises the following raw materials in parts by weight: 100 parts of PMMA resin, 80 parts of PC resin, 5 parts of polystyrene, 10 parts of PVC resin, 1 part of 1-hydroxycyclohexyl phenyl ketone, 0.5 part of toughening agent, 0.1 part of dispersing agent and 0.1 part of flatting agent.
4. The PMMA/PC-based high-performance polarizer of claim 2, wherein the base film comprises the following raw materials in parts by weight: 120 parts of PMMA resin, 100 parts of PC resin, 10 parts of polystyrene, 20 parts of PVC resin, 1.2 parts of 1-hydroxycyclohexyl phenyl ketone, 0.8 part of toughening agent, 0.3 part of dispersing agent and 0.3 part of flatting agent.
5. The PMMA/PC-based high-performance polarizer of claim 2, wherein the base film comprises the following raw materials in parts by weight: 110 parts of PMMA resin, 90 parts of PC resin, 8 parts of polystyrene, 15 parts of PVC resin, 1.2 parts of 1-hydroxycyclohexyl phenyl ketone, 0.6 part of flexibilizer, 0.2 part of dispersant and 0.2 part of flatting agent.
6. A PMMA/PC based high performance polarizer according to claim 1 or 2, wherein the protective layer is cellulose triacetate.
7. A PMMA/PC based high performance polarizer according to claim 1 or 2, wherein the haze adjusting layer is a polymer dispersed liquid crystal film.
8. A PMMA/PC based high performance polarizer according to claim 1 or 2, wherein the functional layer is one or more of an anti-fingerprint functional layer, a low reflection functional layer, an anti-glare functional layer and an anti-contamination functional layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110266692.4A CN113093323A (en) | 2021-03-10 | 2021-03-10 | PMMA/PC-based high-performance polarizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110266692.4A CN113093323A (en) | 2021-03-10 | 2021-03-10 | PMMA/PC-based high-performance polarizer |
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| CN113093323A true CN113093323A (en) | 2021-07-09 |
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| CN202110266692.4A Pending CN113093323A (en) | 2021-03-10 | 2021-03-10 | PMMA/PC-based high-performance polarizer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211674A (en) * | 2021-12-14 | 2022-03-22 | 西南科技大学 | Melt extrusion device and method for polarizing film for OLED panel |
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| CN101162275A (en) * | 2006-10-13 | 2008-04-16 | 日油株式会社 | High-fine surface material for display, high-fine display and high-fine touch screen having the same |
| CN101680973A (en) * | 2007-06-15 | 2010-03-24 | 株式会社普利司通 | Optical filter for display, and display and plasma display panel provided with same |
| CN207623558U (en) * | 2017-11-27 | 2018-07-17 | 昆山龙腾光电有限公司 | Polaroid and display panel |
| CN109814191A (en) * | 2019-03-13 | 2019-05-28 | 深圳扑浪创新科技有限公司 | A kind of preparation method of pixelation quantum dot filter coating |
| CN109942850A (en) * | 2019-03-19 | 2019-06-28 | 深圳市新纶科技股份有限公司 | A kind of modified PMMA optical thin film and preparation method thereof |
| CN111662528A (en) * | 2020-07-13 | 2020-09-15 | 西南科技大学 | PMMA/PC-based ultrathin composite optical film and preparation method and application thereof |
| CN112327394A (en) * | 2020-11-12 | 2021-02-05 | 苏州诺菲纳米科技有限公司 | Anti-glare film with high wear resistance and low flash point |
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2021
- 2021-03-10 CN CN202110266692.4A patent/CN113093323A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101162275A (en) * | 2006-10-13 | 2008-04-16 | 日油株式会社 | High-fine surface material for display, high-fine display and high-fine touch screen having the same |
| CN101680973A (en) * | 2007-06-15 | 2010-03-24 | 株式会社普利司通 | Optical filter for display, and display and plasma display panel provided with same |
| CN207623558U (en) * | 2017-11-27 | 2018-07-17 | 昆山龙腾光电有限公司 | Polaroid and display panel |
| CN109814191A (en) * | 2019-03-13 | 2019-05-28 | 深圳扑浪创新科技有限公司 | A kind of preparation method of pixelation quantum dot filter coating |
| CN109942850A (en) * | 2019-03-19 | 2019-06-28 | 深圳市新纶科技股份有限公司 | A kind of modified PMMA optical thin film and preparation method thereof |
| CN111662528A (en) * | 2020-07-13 | 2020-09-15 | 西南科技大学 | PMMA/PC-based ultrathin composite optical film and preparation method and application thereof |
| CN112327394A (en) * | 2020-11-12 | 2021-02-05 | 苏州诺菲纳米科技有限公司 | Anti-glare film with high wear resistance and low flash point |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211674A (en) * | 2021-12-14 | 2022-03-22 | 西南科技大学 | Melt extrusion device and method for polarizing film for OLED panel |
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Application publication date: 20210709 |
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