CN110125563A - A method of except polarizing film iodine molecule layer - Google Patents
A method of except polarizing film iodine molecule layer Download PDFInfo
- Publication number
- CN110125563A CN110125563A CN201910364489.3A CN201910364489A CN110125563A CN 110125563 A CN110125563 A CN 110125563A CN 201910364489 A CN201910364489 A CN 201910364489A CN 110125563 A CN110125563 A CN 110125563A
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- polarizing film
- iodine
- iodine polarizing
- laser
- picosecond laser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/40—Removing material taking account of the properties of the material involved
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Polarising Elements (AREA)
Abstract
A method of except polarizing film iodine molecule layer, wherein this method comprises: iodine polarizing film is placed on Precision Machining platform, opens the preparation of picosecond laser equipment and processed to the iodine polarizing film；The laser for adjusting the picosecond laser equipment laser focal is arranged at the surface of the iodine polarizing film；Structure map file is imported into the picosecond laser equipment, the machined parameters of the picosecond laser equipment are configured, the processing planform and size of the iodine polarizing film are had recorded in the structure map file；In the laser irradiation to the iodine polarizing film that the picosecond laser equipment is generated, according to the processing planform and size in the structure map file, the machining path for controlling the laser processes the iodine polarizing film.
Description
Technical field
This application involves field of material processing more particularly to a kind of methods except polarizing film iodine molecule layer.
Background technique
Compared to conventional process techniques, it can be increased substantially and be added using infrared picosecond laser processing removal polarizing film iodine molecule layer
The precision in work area domain produces the high efficiency of condiments, and material high light transmittance etc. requires, and to polarization plate substrate polyvinyl alcohol film
Rupture factor is minimum.In traditional technology, to there are mainly two types of the processing methods for removing polarizing film iodine molecule layer:
One, polarizing film is processed using (100 DEG C/0RH) under single hot conditions, dichroism iodine molecule have intolerant to
The characteristic of high temperature and humidity.With the growth of high-temperature time, monomer form and aspect a numerical value is increasing, and monomer form and aspect b numerical value is increasingly
It is small.Iodine polarizing film gradually becomes light/dark balance by aterrimus, eventually becomes yellow.It can be seen that hot conditions can allow polarizing film to become
Huang can neither really remove two color iodine molecule layers-and its effect is allowed to fail.The processing removal that partial high-precision can not be formed, leads
Cause waste material and environmental pollution.
Two, polarizing film is processed using high-temperature high-humidity condition (100 DEG C/90%RH), dichroic iodine molecule
Monomer form and aspect a and monomer form and aspect b numerical value, light transmittance will appear quick reduction.Substrate polyvinyl alcohol structures are destroyed simultaneously, most
Occurs situations such as polarizing film jaundice fuzzy failure (light transmittance only has 40%-50% etc.), intensity difference eventually.Both above tradition
Processing method, can not both completely remove iodine molecule layer, the processing removal iodine molecule layer for completing partial high-precision of also having no idea, from
And causes to waste production material and reduce production efficiency.
Summary of the invention
The embodiment of the present application provides a kind of method except polarizing film iodine molecule layer, inclined for efficiently and in high quality removing
The iodine molecule layer of vibration piece.
Method provided by the embodiments of the present application except polarizing film iodine molecule layer, comprising:
Iodine polarizing film is placed on Precision Machining platform, picosecond laser equipment is opened and prepares to the iodine polarizing film
It is processed；
The laser for adjusting the picosecond laser equipment laser focal is arranged at the surface of the iodine polarizing film；
Structure map file is imported into the picosecond laser equipment, the machined parameters of the picosecond laser equipment are set
It sets, the processing planform and size of the iodine polarizing film is had recorded in the structure map file；
In the laser irradiation to the iodine polarizing film that the picosecond laser equipment is generated, according in the structure map file
Processing planform and size, the machining path for controlling the laser processes the iodine polarizing film.
Further, the iodine polarizing film is the iodine polarizing film of black and white class, and the substrate of the iodine polarizing film is tool
There is the macromolecular compound polyvinyl alcohol film of reticular structure.
Further, the production process of the iodine polarizing film includes:
The substrate dip dyeing of iodine polarizing film had into strong dichroic iodine solution；
Substrate after dip dyeing iodine solution is subjected to reduction stabilization by boric acid aqueous solution；
Substrate after reduction is stablized stretches N times, obtains the iodine polarizing film, and the N is the integer greater than 1.
Further, the structure map file is specific further include: the map file in removal iodine molecule region.
It is further, described that iodine polarizing film is placed on Precision Machining platform, comprising:
The iodine polarizing film is entirely suspended on the Precision Machining platform, the both ends of the iodine polarizing film are used
Fixed block clamps the iodine polarizing film.
It is further, described that iodine polarizing film is placed on Precision Machining platform, comprising:
The iodine polarizing film is entirely placed on the Precision Machining platform, is increased with glass cover-plate one side and is pressed
Quick glue attaches the iodine polarizing film up, realizes that processing is fixed using the intensity and high light transmission characteristic of glass.
Further, the machined parameters include: mark speed, empty hop rate degree, base frequency, Q release, laser power,
Filling interval and filling angle.
Further, the machined parameters to the picosecond laser equipment are configured, comprising:
The mark speed is set as 900-1400mm/s,
The sky hop rate degree is set as 1000-3000mm/s,
The base frequency is set as 400-900KHz,
The Q release is set as 1-1.5us,
The laser power is set as 8.25-10.7W,
The filling is set to 0.01-0.03mm,
The filling angle is set as 0 degree or 90 degree.
Further, it is described laser focal is arranged at the surface of the iodine polarizing film after, further includes:
Correct the range size of the laser processing of the picosecond laser equipment.
Further, it after the machining path of the control laser processes the iodine polarizing film, also wraps
It includes:
After the iodine molecule layer that the picosecond laser equipment eliminates the iodine polarizing film, gone using exhaust fan device
The dust particles generated in process except the iodine polarizing film.
Therefore in the laser irradiation to the iodine polarizing film that is generated by picosecond laser equipment of application scheme,
Energy production TRANSIENT HIGH TEMPERATURE at laser spot makes two color iodine molecules of the iodine polarizing film that vaporization occur, and reaches efficient
Rate removes the purpose of two color iodine molecule layers；In addition, because picosecond laser heat affecting accumulation area is very small, it is thin to substrate polyvinyl alcohol
Film rupture factor reaches minimum, and the ability for removing iodine molecule layer is stronger, will not lead to base because of the accumulation in laser heat-affected zone
Situations such as material film thermal deformation allows polyvinyl alcohol film to restore high light transmittance, high-intensitive, also avoids waste of material.
Detailed description of the invention
Fig. 1 is the flow diagram provided by the embodiments of the present application except polarizing film iodine molecule layer；
Fig. 2 is the preparation flow schematic diagram of iodine polarizing film provided by the embodiments of the present application.
, specific embodiment
To enable present invention purpose, feature, advantage more obvious and understandable, below in conjunction with the application
Attached drawing in embodiment, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described reality
Applying example is only some embodiments of the present application, and not all embodiments.Based on the embodiment in the application, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Herein, using the suffix for indicating such as " module ", " component " or " unit " of element only for advantageous
In explanation of the invention, there is no specific meanings for itself.
Embodiment one
The embodiment of the present application provides a kind of method except polarizing film iodine molecule layer, inclined for efficiently and in high quality removing
The iodine molecule layer of vibration piece.
Referring to Fig. 1, the method flow except polarizing film iodine molecule layer includes:
101, iodine polarizing film is placed on Precision Machining platform；
Iodine polarizing film is placed on Precision Machining platform, picosecond laser equipment is opened and prepares to the iodine polarizing film
It is processed.
Preparing to before processing to the iodine polarizing film, needing prepared iodine polarizer constructions material, according to
Machining area position is needed, the size of structure map file prepares iodine polarizer material size.
In addition, structure map file can be designed by graphics softwares such as Autocad or Coreldraw.
Illustratively, the iodine polarizing film is the iodine polarizing film of black and white class, and the substrate of the iodine polarizing film is tool
There is the macromolecular compound polyvinyl alcohol film of reticular structure.
102, laser focal, is arranged in the surface of the iodine polarizing film by the laser for adjusting the picosecond laser equipment
Place；
The laser for adjusting the picosecond laser equipment laser focal is arranged at the surface of the iodine polarizing film.Into
One step, after the irradiation position of adjustment laser focal, the picosecond laser equipment can also be corrected according to actual needs
The range size of laser processing.
103, structure map file is imported into the picosecond laser equipment；
Structure map file is imported into the picosecond laser equipment, the machined parameters of the picosecond laser equipment are set
It sets, the processing planform and size of the iodine polarizing film is had recorded in the structure map file.
Further, the structure map file further include: the map file information in removal iodine molecule region.
Illustratively, the machined parameters of picosecond laser equipment include: mark speed, empty hop rate degree, base frequency, Q release,
Laser power, filling interval and filling angle.
Specifically, being configured to the machined parameters of the picosecond laser equipment, comprising:
The mark speed is set as 900-1400mm/s,
The sky hop rate degree is set as 1000-3000mm/s,
The base frequency is set as 400-900KHz,
The Q release is set as 1-1.5us,
The laser power is set as 8.25-10.7W,
The filling is set to 0.01-0.03mm,
The filling angle is set as 0 degree or 90 degree.
104, the machining path for controlling laser processes the iodine polarizing film.
In the laser irradiation to the iodine polarizing film that the picosecond laser equipment is generated, according in the structure map file
Processing planform and size, the machining path for controlling the laser processes the iodine polarizing film.
Therefore in the laser irradiation to the iodine polarizing film that is generated by picosecond laser equipment of application scheme,
Energy production TRANSIENT HIGH TEMPERATURE at laser spot makes two color iodine molecules of the iodine polarizing film that vaporization occur, and reaches efficient
Rate removes the purpose of two color iodine molecule layers；In addition, because picosecond laser heat affecting accumulation area is very small, it is thin to substrate polyvinyl alcohol
Film rupture factor reaches minimum, and the ability for removing iodine molecule layer is stronger, will not lead to base because of the accumulation in laser heat-affected zone
Situations such as material film thermal deformation allows polyvinyl alcohol film to restore high light transmittance, high-intensitive, also avoids waste of material.
Embodiment two
In embodiments of the present invention, there is material requirements to iodine polarizing film to be processed, provided in the embodiment of the present invention
Corresponding preparation flow, referring to Fig. 2, including:
201, prepare the substrate for having the macromolecular compound polyvinyl alcohol film of reticular structure as iodine polarizing film；
Polyvinyl alcohol film be it is a kind of can polyvinyl by bacterium as carbon source and using energy source, in bacterium and enzyme
Under the action of, 46 days degradable 75%, belong to a kind of Biodegradable polymer material, can be given birth on a large scale by Non oil-based route
It produces, cheap, oil resistant, solvent resistant and gas barrier property are outstanding, have unique advantage in terms of food, Key works Drug packing.
The application of polyvinyl alcohol film is based on solwution method, prepares thin-film material by casting film-forming.
202, the substrate dip dyeing of iodine polarizing film had into strong dichroic iodine solution；
Macromolecular compound polyvinyl alcohol film dip dyeing with reticular structure had into strong dichroic iodine solution.
203, the substrate after dip dyeing iodine solution is subjected to reduction stabilization by boric acid aqueous solution；
After polyvinyl alcohol film disseminates iodine solution, reduction stabilization is carried out by boric acid aqueous solution.
204, the substrate after stablizing reduction stretches N times, obtains iodine polarizing film.
Substrate after reduction is stablized stretches N times, obtains the iodine polarizing film, and the N is the integer greater than 1.
Illustratively, polyvinyl alcohol film can stretch 4~5 times and be made, and after stretching, iodine molecule is then fitly attracted to
It is arranged in above the film, has and be polarized or analyzing performance.
Embodiment three
In order to make it easy to understand, the embodiment of the present application provides the specific application example except polarizing film iodine molecule layer method, and
Illustrate technical solution needed for it is noted that item and corresponding beneficial effect, specifically include:
Step 1: the structural material of preparation iodine polarizing film, the size of machining area position as needed, structure map file is quasi-
Standby iodine polarizer material size.
Step 2: designing corresponding planform, planform using graphics softwares such as Autocad or Coreldraw
The map file of size.
Step 3: being placed in ready iodine polarizer material is smooth on Precision Machining platform, picosecond laser is opened
Equipment adjusts laser focal at the surface of iodine polarizing film, and the range size of calibration of laser processing.
Step 4: structure map file designed in second step is imported into picosecond laser equipment, to picosecond laser equipment
Machined parameters be configured.In the laser irradiation to iodine polarizer material generated using picosecond laser equipment, laser spot
The energy production TRANSIENT HIGH TEMPERATURE at place makes two color iodine molecules that vaporization occur, and reaches high efficiency and completely removes two color iodine molecule layers.
Because picosecond laser heat affecting accumulation area is very small, minimum is reached to substrate polyvinyl alcohol film rupture factor, it is poly- to restore substrate
Phenomena such as alcohol film high transparency is indeformable controls laser point by high-precision high-speed galvanometer, and mark software is according to second
The area size of the position and removal structure that walk designed graphic document laser machines path to control, thus to iodine polarizer material table
Face is processed.
Step 5: Precision Machining platform is mobile, it takes out the iodine polarizing film of machined processing or continues to process.
Step 6: surface can generate dust particles, and it is light that non-dust cloth can be used after picosecond laser processing removal iodine molecule layer
It dabs and wipes or install exhaust fan device etc..In picosecond laser process, exhaust fan device is allowed to take away the powder that vaporization generates
Dirt particle, avoids environmental pollution.
In the above-mentioned technical solutions, it should be noted that item include:
In the above-mentioned first step, prepare the material of iodine polarizing film, to use the iodine polarizing film of black and white class, the polarizing film
It is to have the macromolecular compound polyvinyl alcohol film of reticular structure as substrate, then disseminate with strong dichroic iodine
Liquid, through boric acid aqueous solution reduction stablize after, then by its simple tension 4~5 times be made.After stretching, iodine molecule is then fitly inhaled
It is attached to and is arranged in above the film, have and be polarized or analyzing performance.
In above-mentioned second step, prepares the map file position of design processing and the map file in removal iodine molecule region, utilize
The map file that Autocad and Coreldraw graphics software export laser equipment mark software can be used.(such as export PLT format
Map file is suitable for mark software)
In above-mentioned third step, it is placed in material is smooth on Precision Machining platform, material is preferably suspended on processing
In flat surface, both ends are clamped material with fixed block, are avoided because removal area uniformity caused by material bending deformation is different
It causes.Or can also attempt to increase pressure sensitive adhesive with glass cover-plate one side, then polarizing film is attached up, utilizes the strong of glass
It spends with high light transmission characteristic and realizes processing fixed function.Notice that the position of laser spot will be adjusted at the surface of polarizing film.
In above-mentioned 4th step, range is arranged in picosecond laser machined parameters:
Wherein using external software control laser processing path, allow picosecond laser machining path according to the processing map file of design
Regional location is processed with the size for removing map file region, it is ensured that high-precision is processed.
In above-mentioned 6th step, after picosecond laser processing removal iodine molecule layer, surface can generate dust particles, can be used
Non-dust cloth gently wipes or installs exhaust fan device etc..In picosecond laser process, exhaust fan device is allowed to take away vaporization
The dust particles of generation, avoid environmental pollution.
By implementing above technical scheme, with following gain effect:
1, it only needs that iodine polarizing film removal iodine molecule layer can be completed by design and the processing of infrared picosecond laser
Manufacture craft avoids the destruction to substrate polyvinyl alcohol film, and restoring the high light transmittance of film, (85% or more light transmittance, makes
It is detected with Keyemce optical instrument).
2, infrared picosecond laser processing removal polarizing film iodine molecule layer retrodeviates its processing removal iodine molecule layer regional area
The light effect that shakes fails, while production efficiency is greatly improved in laser high-precision, neat in edge.Reduce material loss and
Phenomena such as avoiding environmental pollution.
3, compared to traditional processing technology, picosecond laser processing reduces substrate polyvinyl alcohol film rupture factor
Very more, the ability for removing iodine molecule layer is stronger, will not lead to base film thermal deformation because of the accumulation in laser heat-affected zone,
Polyvinyl alcohol film is allowed to restore high light transmittance, high-intensitive, situations such as also avoiding waste of material.
4, using infrared picosecond laser process removal iodine molecule layer after polarizing film, such as can be applied to mobile phone screen or
On person's LED LCD Panel.The manufacturing process for spanning conventional mobile phone screen multi-angle polarised light, allows the color of mobile phone screen
Display effect increases.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the module, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple module or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or logical of device or module
Letter connection can be electrical property, mechanical or other forms.
The module as illustrated by the separation member may or may not be physically separated, aobvious as module
The component shown may or may not be physical module, it can and it is in one place, or may be distributed over multiple
On network module.Some or all of the modules therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
The above are to a kind of description of the method except polarizing film iodine molecule layer provided herein, for the skill of this field
Art personnel, according to the thought of the embodiment of the present application, there will be changes in the specific implementation manner and application range, to sum up,
The contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of method except polarizing film iodine molecule layer characterized by comprising
Iodine polarizing film is placed on Precision Machining platform, picosecond laser equipment is opened and prepares to carry out the iodine polarizing film
Processing；
The laser for adjusting the picosecond laser equipment laser focal is arranged at the surface of the iodine polarizing film；
Structure map file is imported into the picosecond laser equipment, the machined parameters of the picosecond laser equipment are configured,
The processing planform and size of the iodine polarizing film are had recorded in the structure map file；
In the laser irradiation to the iodine polarizing film that the picosecond laser equipment is generated, according to adding in the structure map file
Work planform and size, the machining path for controlling the laser process the iodine polarizing film.
2. the method according to claim 1, wherein
The iodine polarizing film is the iodine polarizing film of black and white class, and the substrate of the iodine polarizing film is the height with reticular structure
Molecular compound polyvinyl alcohol film.
3. according to the method described in claim 2, it is characterized in that,
The production process of the iodine polarizing film includes:
The substrate dip dyeing of iodine polarizing film had into strong dichroic iodine solution；
Substrate after dip dyeing iodine solution is subjected to reduction stabilization by boric acid aqueous solution；
Substrate after reduction is stablized stretches N times, obtains the iodine polarizing film, and the N is the integer greater than 1.
4. the method according to claim 1, wherein
The structure map file further include: the map file information in removal iodine molecule region.
5. the method according to claim 1, wherein
It is described that iodine polarizing film is placed on Precision Machining platform, comprising:
The iodine polarizing film is entirely suspended on the Precision Machining platform, the both ends of the iodine polarizing film are fixed
Block clamps the iodine polarizing film.
6. the method according to claim 1, wherein
It is described that iodine polarizing film is placed on Precision Machining platform, comprising:
The iodine polarizing film is entirely placed on the Precision Machining platform, is increased with glass cover-plate one side pressure-sensitive
Glue attaches the iodine polarizing film up, realizes that processing is fixed using the intensity and high light transmission characteristic of glass.
7. the method according to claim 1, wherein
The machined parameters include: mark speed, empty hop rate degree, base frequency, Q release, laser power, and filling is spaced and fills out
Fill angle.
8. the method according to the description of claim 7 is characterized in that
The machined parameters to the picosecond laser equipment are configured, comprising:
The mark speed is set as 900-1400mm/s,
The sky hop rate degree is set as 1000-3000mm/s,
The base frequency is set as 400-900KHz,
The Q release is set as 1-1.5us,
The laser power is set as 8.25-10.7W,
The filling is set to 0.01-0.03mm,
The filling angle is set as 0 degree or 90 degree.
9. the method according to claim 1, wherein
It is described laser focal is arranged at the surface of the iodine polarizing film after, further includes:
Correct the range size of the laser processing of the picosecond laser equipment.
10. the method according to claim 1, wherein
After the machining path of the control laser processes the iodine polarizing film, further includes:
After the iodine molecule layer that the picosecond laser equipment eliminates the iodine polarizing film, institute is removed using exhaust fan device
State the dust particles that iodine polarizing film generates in process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910364489.3A CN110125563A (en) | 2019-04-30 | 2019-04-30 | A method of except polarizing film iodine molecule layer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910364489.3A CN110125563A (en) | 2019-04-30 | 2019-04-30 | A method of except polarizing film iodine molecule layer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111596398A (en) * | 2020-05-13 | 2020-08-28 | 安徽帝显电子有限公司 | Light guide polaroid for LED screen and production method thereof |
| CN113119623A (en) * | 2020-01-16 | 2021-07-16 | 大族激光科技产业集团股份有限公司 | Laser processing method of attached icon |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730611A (en) * | 2013-12-24 | 2015-06-24 | 日东电工株式会社 | Optical laminate producing method |
| WO2015147551A1 (en) * | 2014-03-26 | 2015-10-01 | 주식회사 엘지화학 | Method for manufacturing polarizing members comprising locally bleached region, method for manufacturing polarizing member rolls, and method for manufacturing single-type polarizing members |
| CN105229500A (en) * | 2013-09-30 | 2016-01-06 | Lg化学株式会社 | Local has the Polarizer in the region that depolarizes and preparation method thereof |
| CN107667305A (en) * | 2015-06-03 | 2018-02-06 | 株式会社Lg化学 | For the method for manufacturing polarizer and the polarizer being produced from it |
| CN108907468A (en) * | 2018-09-26 | 2018-11-30 | 武汉华工激光工程有限责任公司 | A kind of process of laser ablation glass surface laminated coating |
-
2019
- 2019-04-30 CN CN201910364489.3A patent/CN110125563A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105229500A (en) * | 2013-09-30 | 2016-01-06 | Lg化学株式会社 | Local has the Polarizer in the region that depolarizes and preparation method thereof |
| CN104730611A (en) * | 2013-12-24 | 2015-06-24 | 日东电工株式会社 | Optical laminate producing method |
| WO2015147551A1 (en) * | 2014-03-26 | 2015-10-01 | 주식회사 엘지화학 | Method for manufacturing polarizing members comprising locally bleached region, method for manufacturing polarizing member rolls, and method for manufacturing single-type polarizing members |
| CN107667305A (en) * | 2015-06-03 | 2018-02-06 | 株式会社Lg化学 | For the method for manufacturing polarizer and the polarizer being produced from it |
| CN108907468A (en) * | 2018-09-26 | 2018-11-30 | 武汉华工激光工程有限责任公司 | A kind of process of laser ablation glass surface laminated coating |
Non-Patent Citations (2)
| Title |
|---|
| 化学工业出版社: "《中国化工产品大全 下》", 31 July 1994, 化学工业出版社 * |
| 朱筱玮等: "《大学物理实验教程 第4版》", 31 August 2017, 西北工业大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113119623A (en) * | 2020-01-16 | 2021-07-16 | 大族激光科技产业集团股份有限公司 | Laser processing method of attached icon |
| CN111596398A (en) * | 2020-05-13 | 2020-08-28 | 安徽帝显电子有限公司 | Light guide polaroid for LED screen and production method thereof |
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