CN115042499A - Novel all-in-one optical film manufacturing method - Google Patents
Novel all-in-one optical film manufacturing method Download PDFInfo
- Publication number
- CN115042499A CN115042499A CN202210840175.8A CN202210840175A CN115042499A CN 115042499 A CN115042499 A CN 115042499A CN 202210840175 A CN202210840175 A CN 202210840175A CN 115042499 A CN115042499 A CN 115042499A
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- CN
- China
- Prior art keywords
- optical film
- cutting
- manufacturing
- film
- membrane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012788 optical film Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 31
- 239000010408 film Substances 0.000 claims abstract description 26
- 239000012528 membrane Substances 0.000 claims abstract description 26
- 238000009966 trimming Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 3
- 230000007547 defect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/04—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the partial melting of at least one layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0004—Cutting, tearing or severing, e.g. bursting; Cutter details
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the field of special display, and discloses a novel all-in-one optical film manufacturing method, which comprises the following steps: 1) cutting the membrane material; 2) initially binding the membrane material; 3) sealing edges of the all-in-one film; 4) trimming the all-in-one film. The manufacturing method improves the integrity of the optical film assembly, thereby improving the rigidity and the scratch resistance, and effectively eliminating the display flaw phenomenon caused by the damage of the optical film assembly due to vibration in the special display field.
Description
Technical Field
The invention relates to the field of special display, in particular to a novel all-in-one optical film manufacturing method.
Background
In the field of special display, a main display medium is an LCD, the product architecture comprises a backlight assembly and an optical film assembly, the backlight assembly mainly serves as a light source, the optical film assembly mainly serves as light evening and brightness enhancement, and the optical film assembly generally consists of a polarization type brightness enhancement film, a brightness enhancement film and a diffusion film; the functions of the films are different, so that the microstructures and the hardness of the films are different.
At present, the demand of the field for large-size display is increasingly strong, the display products in the special display field are often in a severe working environment, the severe vibration environment causes the probability that the microstructures of the film materials are rubbed and damaged in the vibration environment to be greatly increased along with the increasing of the size of the products, the damaged film materials have uneven brightness, so that the display defects of the products are caused, the main defects have the phenomena of white spots, dark spots, black spots and the like, and the display content cannot be correctly identified in serious cases. And displaying a window and a terminal as a man-machine interaction is fatal once the above problems occur.
Therefore, it is urgently needed to provide a new manufacturing method of optical film assembly to solve the above technical problems.
Disclosure of Invention
The invention provides a novel method for manufacturing an all-in-one optical film, which improves the integrity of an optical film component and effectively solves the relative displacement phenomenon of a film material in the optical film component in a vibration environment, thereby eliminating the damage and scratch conditions of the film material in the vibration environment and display defects caused by the damage and scratch conditions.
In order to achieve the above object, the present invention provides a method for manufacturing a novel all-in-one optical film, the method comprising: 1) cutting the membrane material; 2) initially binding the membrane material; 3) sealing edges by an all-in-one film; 4) trimming the all-in-one film.
Preferably, the step 1) further comprises: cutting the whole piece of film material into required size.
Preferably, the step 2) further comprises: and primarily binding the required membrane materials together by using a tool method.
Preferably, the step 3) further comprises: and heating the heating platform to 150-220 ℃, heating the primarily bound membrane group on the heating platform to melt and bond the edges of the membrane materials together, stopping heating after the membrane materials are fused to the required finished product size, and repeating the action to seal the edges of the membrane group.
Preferably, the step 4) further comprises: and trimming off the excess caused by the melted membrane material by using a cutter.
Preferably, the tool for cutting is a cutting die and/or a die cutting machine.
Preferably, the above-mentioned required dimensions are: the cutting size is 2 mm-5 mm larger than the size of the finished product.
Preferably, the size of the tool is not larger than that of a finished product.
Preferably, the heating temperature of the heating platform is 180-200 ℃.
Preferably, the knife is a trim knife and/or a corner knife.
According to the technical scheme, the novel all-in-one optical film manufacturing method improves the integrity of the optical film component by edge sealing the all-in-one film of the optical film, so that the rigidity and the scratch resistance are improved, and the display defect phenomenon caused by damage of the optical film material due to vibration in the special display field is effectively eliminated.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a flow chart of a method of making an optical film assembly;
FIG. 2 is a schematic diagram of film slitting;
FIG. 3 is a schematic diagram of initial binding of a membrane material;
FIG. 4 is a schematic view of an all in one film edge seal;
FIG. 5 is a schematic view of an all-in-one film trim.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, the directional words "upper, lower" and the like included in the terms merely represent the orientation of the terms in the conventional use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.
The invention provides a novel method for manufacturing an all-in-one optical film, as shown in figure 1, the steps of manufacturing the optical film component comprise: 1) cutting the membrane material; 2) initially binding the membrane material; 3) sealing edges by an all-in-one film; 4) trimming the all-in-one film.
According to the technical scheme, the novel all-in-one optical film manufacturing method improves the integrity of the optical film component by edge sealing the all-in-one film of the optical film, so that the rigidity and the scratch resistance are improved, and the display defect phenomenon caused by damage of the optical film material due to vibration in the special display field is effectively eliminated.
In a preferred aspect of the present invention, in order to improve the integrity of the optical film assembly, the step 1) further includes: cutting the whole piece of film material into required size.
In a preferred aspect of the present invention, in order to improve the integrity of the optical film assembly, the step 2) further includes: the desired films are initially bonded together using tooling or other methods.
In a preferred aspect of the present invention, in order to improve the robustness of the optical film assembly, the step 3) further includes: and heating the heating platform to 150-220 ℃, heating the primarily bound membrane group on the heating platform to melt and bond the edges of the membrane materials together, stopping heating after the membrane materials are fused to the required finished product size, and repeating the action to seal the edges of the membrane group.
In a preferred aspect of the present invention, in order to improve the appearance and the practicability of the optical film module, the step 4) further includes: and trimming off the excess materials caused by the melted membrane material by using a cutter.
In a preferred mode of the present invention, in order to ensure the operability of the method for manufacturing the optical film assembly, the cutting tool is a cutting die and/or a die cutting machine.
In a preferred aspect of the present invention, in order to ensure the aesthetic appearance of the finished optical film assembly, the required dimensions are: the cutting size is 2 mm-5 mm larger than the size of the finished product.
In a preferred embodiment of the present invention, the tool has a size not larger than that of the finished optical film assembly in order to ensure the aesthetic appearance of the finished optical film assembly.
In a preferred embodiment of the present invention, the heating stage is heated to a temperature of 180 to 200 ℃ in order to secure the fastness of the optical film assembly.
In a preferred embodiment of the present invention, the cutting tool is a trimming tool and/or a chamfering tool in order to ensure the operability of the method for manufacturing an optical film assembly.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (10)
1. A novel all-in-one optical film manufacturing method is characterized by comprising the following steps:
1) cutting the membrane material;
2) primarily binding the membrane material;
3) sealing edges by an all-in-one film;
4) trimming the all-in-one film.
2. The method of manufacturing according to claim 1, wherein the step 1) further comprises: cutting the whole piece of film material into required size.
3. The method of manufacturing according to claim 1, wherein the step 2) further comprises: and primarily binding the required membrane materials together by using a tool method.
4. The method of manufacturing according to claim 1, wherein the step 3) further comprises: and heating the heating platform to 150-220 ℃, heating the primarily bound membrane group on the heating platform to melt and bond the edges of the membrane materials together, stopping heating after the membrane materials are fused to the required finished product size, and repeating the action to seal the edges of the membrane group.
5. The method of manufacturing according to claim 1, wherein the step 4) further comprises: and trimming off the excess materials caused by the melted membrane material by using a cutter.
6. The method according to claim 2, wherein the cutting tool is a cutting die and/or a die cutting machine.
7. The method of manufacturing of claim 2, wherein the desired dimensions are: the cutting size is 2 mm-5 mm larger than the size of the finished product.
8. The method of claim 3, wherein the tooling is no larger in size than the finished product.
9. The method of claim 4, wherein the heating stage is heated to a temperature of 180 ℃ to 200 ℃.
10. Method of manufacturing according to claim 5, wherein the knife is a deburring and/or corner trimming knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210840175.8A CN115042499A (en) | 2022-07-18 | 2022-07-18 | Novel all-in-one optical film manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210840175.8A CN115042499A (en) | 2022-07-18 | 2022-07-18 | Novel all-in-one optical film manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115042499A true CN115042499A (en) | 2022-09-13 |
Family
ID=83168131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210840175.8A Pending CN115042499A (en) | 2022-07-18 | 2022-07-18 | Novel all-in-one optical film manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115042499A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1836177A (en) * | 2003-07-16 | 2006-09-20 | 3M创新有限公司 | Laminates and methods of making same |
| CN2898869Y (en) * | 2006-05-12 | 2007-05-09 | 胜华科技股份有限公司 | Optical diaphragm set for negative-light mould set |
| CN101041387A (en) * | 2006-03-23 | 2007-09-26 | 住友化学株式会社 | Packaging method for optical film overlap |
| CN201285455Y (en) * | 2008-11-03 | 2009-08-05 | 宏森光电科技股份有限公司 | Optical edge trimming and sealing structure |
| CN101772728A (en) * | 2007-08-01 | 2010-07-07 | 3M创新有限公司 | Light management assembly |
| JP2013140301A (en) * | 2012-01-06 | 2013-07-18 | Dainippon Printing Co Ltd | Optical film, and manufacturing method of optical film and polarizing member |
| CN106646687A (en) * | 2016-11-21 | 2017-05-10 | 中国电子科技集团公司第五十五研究所 | Method and structure improving reliability of optical membrane assembly |
-
2022
- 2022-07-18 CN CN202210840175.8A patent/CN115042499A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1836177A (en) * | 2003-07-16 | 2006-09-20 | 3M创新有限公司 | Laminates and methods of making same |
| CN101041387A (en) * | 2006-03-23 | 2007-09-26 | 住友化学株式会社 | Packaging method for optical film overlap |
| CN2898869Y (en) * | 2006-05-12 | 2007-05-09 | 胜华科技股份有限公司 | Optical diaphragm set for negative-light mould set |
| CN101772728A (en) * | 2007-08-01 | 2010-07-07 | 3M创新有限公司 | Light management assembly |
| CN201285455Y (en) * | 2008-11-03 | 2009-08-05 | 宏森光电科技股份有限公司 | Optical edge trimming and sealing structure |
| JP2013140301A (en) * | 2012-01-06 | 2013-07-18 | Dainippon Printing Co Ltd | Optical film, and manufacturing method of optical film and polarizing member |
| CN106646687A (en) * | 2016-11-21 | 2017-05-10 | 中国电子科技集团公司第五十五研究所 | Method and structure improving reliability of optical membrane assembly |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20220913 |