CN211454012U - Prism structure for adhesive film and adhesive film for liquid crystal display - Google Patents
Prism structure for adhesive film and adhesive film for liquid crystal display Download PDFInfo
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- CN211454012U CN211454012U CN201922465905.7U CN201922465905U CN211454012U CN 211454012 U CN211454012 U CN 211454012U CN 201922465905 U CN201922465905 U CN 201922465905U CN 211454012 U CN211454012 U CN 211454012U
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- prism structure
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- adhesive film
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 21
- 239000002313 adhesive film Substances 0.000 title claims description 16
- 238000010030 laminating Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims description 24
- 230000000694 effects Effects 0.000 abstract description 10
- 238000009792 diffusion process Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000889 atomisation Methods 0.000 abstract description 4
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 description 41
- 239000010408 film Substances 0.000 description 39
- 229910003460 diamond Inorganic materials 0.000 description 32
- 239000010432 diamond Substances 0.000 description 32
- 238000005520 cutting process Methods 0.000 description 30
- 238000009713 electroplating Methods 0.000 description 18
- 229920000139 polyethylene terephthalate Polymers 0.000 description 11
- 239000005020 polyethylene terephthalate Substances 0.000 description 11
- 238000003672 processing method Methods 0.000 description 10
- 239000003292 glue Substances 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000004925 Acrylic resin Substances 0.000 description 6
- 229920000178 Acrylic resin Polymers 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000007747 plating Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- -1 polyethylene terephthalate Polymers 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000005488 sandblasting Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Optical Elements Other Than Lenses (AREA)
Abstract
The utility model discloses a prism structure for laminating film, it includes a plurality of prism cell structures and little protruding cell structure, prism cell structure with little protruding cell structure interval arrangement sets up. The prism structure for the laminating film is a special structure which combines intensifying and diffusion; the prism structure not only has the effect of a brightness enhancement film, but also can control the haze to be between 10% and 60% and play a certain role in shielding; the prism layer with the special prism structure can be applied to manufacturing of the laminating film for the liquid crystal display, so that the laminating film not only has the effect of improving brightness, but also has a certain atomization shielding effect.
Description
Technical Field
The utility model relates to a prism structure for laminating film and laminating film for liquid crystal display.
Background
With the popularization of TFT-LCD liquid crystal display technology, the demand of backlight modules and related optical films in liquid crystal displays is increasing. With the impact of the new OLED technology, the industry reduces the selling price of the LCD, and needs lower price corresponding to the raw material, so that the cost is correspondingly reduced; therefore, a backlight module structure that the original D + P + P + DP (i.e. the sequence from top to bottom is up diffusion, light increasing and diffusion plate) is directly replaced by the laminating film for the multilayer liquid crystal display with 2 layers, 3 layers and even 4 layers appears. The structure can reduce the selling price cost of the product and the manual assembly cost.
The lowest layer of the laminated film adopts a structure with high haze and strong shielding property to replace a diffusion plate in a backlight film group, and the structure is that prism structures with equal intervals are carved out firstly, and then alumina fragments are uniformly sprayed on the surface of the structure to achieve an atomization effect. However, the structure processing technology is complex, and the base roller is required to be electroplated with precise copper firstly, and parameters such as defects, thickness, hardness and the like of a copper layer are checked; then, the base roll frame is arranged on an ultra-precision processing machine, and a diamond cutter is used for processing a prism structure; after the prism structure is processed, unloading and mounting the base roller on a sand blasting machine table, and spraying aluminum oxide scraps on the surface of the prism structure; finally, electroplating a chromium layer on the surface of the copper layer; the time of the whole processing technology is as long as 8 to 10 days. Further, in the process of using the structure, since the surface of the prism structure is roughened, a part of the resin remains in the prism structure during the transfer of the UV curable resin, thereby affecting the circumference of the mold and causing poor periodicity of the prism structure.
SUMMERY OF THE UTILITY MODEL
The utility model provides an overcome above-mentioned prior art not enough, provide a prism structure for laminating film and laminating film for liquid crystal display.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the utility model provides a prism structure for laminating film, prism structure includes a plurality of prism cell structures and little protruding cell structure, prism cell structure with little protruding cell structure interval arrangement sets up.
Preferably, the cross section of the prism unit structure is an isosceles triangle with an apex angle of 89-91 degrees, and the length of the bottom side of the isosceles triangle is 60-80 μm and the height is 30-40 μm.
Preferably, a gap with a distance of 200-220 μm is arranged between adjacent prism unit structures.
Preferably, the height of the micro-convex unit structure is 2-5 μm.
Another object of the present invention is to provide a bonding film for a liquid crystal display.
The adhesive film for a liquid crystal display comprises the prism structure for the adhesive film and a base material.
Another object of the present invention is to provide a method for processing a prism structure for a laminating film, which is implemented by the following technical solutions:
a processing method of a prism structure for a laminating film comprises the following steps:
electroplating nickel phosphorus on the surface of the roller, processing the nickel phosphorus electroplated layer on the surface of the roller to generate a microstructure on the nickel phosphorus electroplated layer, transferring and copying the microstructure by adopting a base material coated with glue, and finally curing to obtain the prism structure for the laminating film.
Preferably, the nickel-phosphorus electroplated layer has a thickness of 200 to 3000 μm and a hardness of 550 to 580 HB.
Preferably, before the processing, the roller subjected to the electroplating is kept at a constant temperature of 22 ℃ +/-0.5 ℃ for at least 24 hours.
Preferably, the nickel-phosphorus electroplated layer on the surface of the roller is processed and treated, and the method comprises the following steps:
and placing the roller on an ultra-precision processing machine, calibrating the runout value of the roller to be less than 5 mu m, and sequentially carrying out thread cutting and equidistant carving on the nickel-phosphorus electroplated layer by adopting a diamond cutter so as to form a microstructure on the nickel-phosphorus electroplated layer.
Preferably, after the run-out value of the roller is calibrated, the nickel-phosphorus electroplated layer is subjected to leveling treatment by adopting a diamond cutter.
Preferably, the nickel-phosphorus electroplated layer is subjected to thread cutting by using a diamond cutter with a circular arc blade, so that a concave structure is formed on the nickel-phosphorus electroplated layer, wherein the circular arc blade of the diamond cutter has an R angle with the radius of 100-200 mu m.
Preferably, the depth of thread cutting is set to 2 to 10 μm, and the frequency is set to 15000 to 20000 HZ.
Preferably, concave annular grooves are carved on the nickel-phosphorus electroplated layer at equal intervals by adopting a diamond cutter with an isosceles triangle cutting edge, wherein the vertex angle of the cutting edge of the diamond cutter is 88-90 degrees.
Preferably, the processing depth of the diamond cutter blade is 30-40 μm.
Preferably, the substrate coated with the glue is a PET substrate coated with ultraviolet-curing acrylic resin.
Preferably, after curing, a prism structure for the adhesive film is obtained on the substrate, wherein the prism structure comprises a plurality of prism unit structures and micro-convex unit structures, and the prism unit structures and the micro-convex unit structures are arranged at intervals.
Preferably, the cross section of the prism unit structure is an isosceles triangle with an apex angle of 89-91 degrees, the side length of the bottom edge of the isosceles triangle is 60-80 μm, the height of the bottom edge of the isosceles triangle is 30-40 μm, and a gap with a distance of 200-220 μm is formed between the adjacent prism unit structures.
Preferably, the height of the micro-convex unit structure is 2-5 μm.
The utility model provides a prism structure for laminating film, this prism structure include prism cell structure and little protruding cell structure. The prism structure comprises a prism unit structure and a micro-convex unit structure which are convex outwards and have isosceles triangle sections, and the prism layer with the special prism structure can be applied to manufacturing of an adhesive film for a liquid crystal display, so that the adhesive film not only has the brightness improving effect, but also has a certain atomization shielding effect. That is, the prism structure for the adhesive film of the present invention is a special structure that combines brightness enhancement and diffusion; the prism structure not only has the effect of a brightness enhancement film, but also can control the haze to be between 10% and 60% and play a certain role in shielding; meanwhile, the brightness loss of the adhesive film is small. Therefore, the utility model provides a prism structure for laminating film and processing method thereof can be under the prerequisite of satisfying the liquid crystal display product requirement, and reduction in production cost promotes the processing success rate.
Drawings
Fig. 1 is a schematic structural view of a nickel-phosphorus electroplating roller according to embodiment 1 of the present invention.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is a cross-sectional view of the roller after the thread cutting in embodiment 1 of the present invention.
Fig. 4 is a cross-sectional view of the roller wheel after the equidistant engraving in embodiment 1 of the present invention.
Fig. 5 is a schematic structural diagram of a prism film layer having an equidistant prism structure in embodiment 1 of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a processing method of prism structure for laminating film, including following step:
electroplating nickel phosphorus on the surface of the roller, processing the nickel phosphorus electroplated layer on the surface of the roller to generate a microstructure, transferring and copying the microstructure by adopting a base material coated with glue, and finally curing to obtain the prism structure for the laminating film. Through simple operation the utility model discloses a processing method can form the micro-structure by indent structure and ring channel interval arrangement on the running roller surface, duplicates above-mentioned micro-structure through the substrate rendition that adopts to scribble glue, can obtain the prism structure for the laminating film on the substrate. The prism structure comprises a prism unit structure and a micro-convex unit structure which are outward and have triangular sections, and the prism structure is a special structure which combines light enhancement and diffusion; the prism film with the structure can be used in the liquid crystal display technology, so that the obtained adhesive film for the liquid crystal display not only has the effect of improving brightness, but also has a certain atomization shielding effect.
The thickness of the nickel-phosphorus electroplated layer on the surface of the roller is 200-300 um, and the hardness is 550-580 HB. The utility model discloses an among the processing method, electroplate nickel phosphorus earlier on the running roller surface, wherein the running roller is by metal material and it is hollow structure, electroplates on this running roller surface again and obtains the nickel phosphorus plating layer, and the moderate plating layer of hardness makes follow-up processing more convenient with the use to also make the running roller surface be difficult for by the oxidation.
Before processing, the roller subjected to electroplating is placed at a constant temperature of 22 +/-0.5 ℃ for at least 24 hours. That is, after the nickel-phosphorus plating is completed, the nickel-phosphorus plating layer needs to be kept at a constant temperature for a certain period of time to solidify.
The nickel-phosphorus electroplated coating processing treatment of the roller surface comprises the following steps:
and (3) placing the roller on an ultra-precision processing machine, calibrating the runout value of the roller to be less than 5 mu m, and sequentially carrying out thread cutting and equidistant carving on the nickel-phosphorus electroplated layer by adopting a diamond cutter. The roller runout value is firstly calibrated to be controlled within 5 mu m, so that the problem that the machining precision is influenced due to the overlarge value and the subsequent uneven cutting occurs is prevented. And then processing the surface of the roller by a diamond cutter to obtain the microstructure.
And after the run-out value of the roller is calibrated, a diamond cutter is adopted to perform leveling treatment on the nickel-phosphorus electroplated layer so as to level the nickel-phosphorus electroplated layer, and then cutting and carving are performed on the leveled nickel-phosphorus electroplated layer.
And (3) carrying out thread cutting on the nickel-phosphorus electroplated layer by adopting a diamond cutter with an arc blade so as to form a concave structure on the nickel-phosphorus electroplated layer, wherein the arc blade of the diamond cutter is provided with an R angle with the radius of 100-200 mu m. The depth of thread cutting is 2 to 10 μm, and the frequency is 15000 to 20000 HZ. After thread cutting, the surface of the roller wheel can obtain an inner concave structure with random size and shape, the prism structure after the inner concave structure is copied by glue can enable the laminating film to play a role in shielding, and the haze can be controlled to be between 10% and 60%.
And engraving inwards concave annular grooves on the nickel-phosphorus electroplated layer at equal intervals by adopting a diamond cutter with an isosceles triangle cutting edge, wherein the vertex angle of the cutting edge of the diamond cutter is 88-90 degrees. The processing depth of the diamond cutter blade is 30-40 mu m. The surface of the roller with the concave structure is provided with pyramid-shaped annular grooves which are concave inwards, and finally, the nickel-phosphorus electroplated layer on the surface of the roller is provided with microstructures formed by the concave structures and the annular grooves at intervals.
The utility model discloses in, the substrate that scribbles glue is the PET substrate that scribbles ultraviolet curing acrylic resin. The ultraviolet light curing acrylic resin is uniformly coated on a PET (polyethylene terephthalate) base material, then the base material is subjected to nickel-phosphorus electroplating to transfer and copy the microstructure on the surface of the roller, and then the base material is subjected to ultraviolet light curing molding to obtain a prism structure on the PET base material. The prism structure comprises a plurality of prism unit structures and a micro-convex unit structure, wherein the prism unit structures and the micro-convex unit structures are arranged at intervals. The cross section of the prism unit structure is an isosceles triangle with an apex angle of 89-91 degrees, the side length of the bottom edge of the isosceles triangle is 60-80 mu m, the height of the bottom edge of the isosceles triangle is 30-40 mu m, and a gap with a distance of 200-220 mu m is formed between every two adjacent prism unit structures. The height of the micro-convex unit structure is 2-5 mu m. A circular section with the diameter of 10-50 mu m is formed between the micro-convex unit structure and the base material, or a section with the side length of 10-50 mu m and any shape is formed between the micro-convex unit structure and the base material, wherein the shape of the section is different according to the difference of concave structures in the microstructure.
The utility model also provides an application of prism structure for the laminating film, it uses it to make the laminating film for the liquid crystal display, wherein, the laminating film for the liquid crystal display includes prism structure and substrate.
Example 1
And electroplating a nickel-phosphorus electroplating layer with the thickness of 200 mu m and the hardness of 550HB on the surface of the roller 1, wherein the nickel-phosphorus electroplating is completed by adopting the conventional operation. And (3) placing the roller subjected to electroplating in a CNC workshop, and placing the roller at the constant temperature of 22 +/-0.5 ℃ for 24 hours. Then, the roller frame was set on an ultra-precision processing machine, and after the runout value of the calibration roller was less than 5 μm, the surface thereof was subjected to a flattening treatment with a diamond cutter as shown in fig. 1 and 2. Then, replacing a diamond cutter with an arc blade and an R angle with the radius of 100 mu m, and carrying out thread cutting on the nickel-phosphorus electroplated layer on the surface of the roller, wherein the depth of spiral cutting is randomly controlled to be 2-10 mu m, and the frequency of spiral cutting is 15000 HZ; at this time, as shown in fig. 3, the nickel-phosphorus plating layer on the surface of the roll shows an inward concave structure 11, so that the adhesive film formed by transferring the prism structure replicated with the inward concave structure 11 has a function of shielding light. And replacing the diamond cutter again, wherein the shape of the cutting edge of the diamond cutter is an isosceles triangle, the angle of the vertex angle of the cutting edge is 88 degrees, and the diamond cutter is carved with concave annular grooves 12 at equal intervals on the nickel-phosphorus electroplated layer with the concave structure 11, as shown in figure 4. Uniformly coating ultraviolet light curing acrylic resin on the surface of a PET (polyethylene terephthalate) base material, then passing the base material coated with the resin through a nickel-phosphorus electroplated layer on the surface of a roller, transferring and copying a microstructure of the electroplated layer, and forming and obtaining a prism structure for a laminating film on the base material after ultraviolet light curing, wherein as shown in figure 5, a prism film layer 2 comprises a prism structure and a base material, and the prism structure is arranged on the base material; the prism structure of the prism film layer 2 includes a prism unit structure 21 and a micro-convex unit structure 22, which are outward and have a triangular cross section. The cross section of each prism unit structure 21 is an isosceles triangle with the bottom side length of 60 mu m and the height of 30 mu m, a gap with the distance of 200 mu m is arranged between the prism unit structures 21, and the prism unit structures are arranged at equal intervals; the micro-convex unit structures 22 are distributed on the gap in an uneven mode, the sizes of the micro-convex unit structures 22 are different, the heights of the micro-convex unit structures are between 2 and 5 micrometers, and circular cross sections with the diameters of 10 to 50 micrometers are formed between the micro-convex unit structures and the base material.
Example 2
Electroplating nickel-phosphorus electroplating layer with thickness of 250 μm and hardness of 570HB on the surface of the roller, placing the electroplated roller in a CNC workshop, and standing at 22 + -0.5 deg.C for 24 h. Then, the roller frame is arranged on an ultra-precision processing machine, after the runout value of the calibration roller is less than 5 mu m, the surface of the roller frame is subjected to flattening processing by a diamond cutter. And then, replacing the diamond cutter with the arc blade having the radius of 150 mu m and the R angle, and performing thread cutting on the nickel-phosphorus electroplated layer on the surface of the roller, wherein the depth of the spiral cutting is randomly controlled to be 2-10 mu m, the frequency of the spiral cutting is 17000HZ, and an inward concave structure appears on the electroplated layer. And replacing the diamond cutter again, wherein the shape of the cutting edge of the diamond cutter is an isosceles triangle, the angle of the vertex angle of the cutting edge is 89 degrees, and the diamond cutter equally-spaced carves the inwards-concave annular grooves on the electroplated layer with the inwards-concave structure. Uniformly coating ultraviolet light curing acrylic resin on the surface of a PET (polyethylene terephthalate) base material, passing the base material coated with the resin through a nickel-phosphorus electroplated layer on the surface of a roller, transferring and copying a microstructure of the electroplated layer, performing ultraviolet light curing, forming, and obtaining a prism structure for a laminating film on the base material to finally form a prism film layer. The prism structure comprises a prism unit structure and a micro-convex unit structure, wherein the prism unit structure faces outwards, and the cross section of the prism unit structure is triangular. The section of each single prism unit structure is an isosceles triangle with the bottom side length of 70 mu m and the height of 35 mu m, gaps with the interval of 210 mu m are arranged among the prism unit structures, and the prism unit structures are arranged at equal intervals; the micro-convex unit structures are distributed on the gaps, the micro-convex unit structures in the embodiment are spherical-like protrusions with different sizes, the height of each spherical-like protrusion is 2-5 mu m, and a circular section with the diameter of 10-50 mu m is formed between each spherical-like protrusion and the base material.
Example 3
Electroplating nickel-phosphorus electroplated layer with thickness of 300 μm and hardness of 580HB on the surface of the roller, placing the electroplated roller in a CNC workshop, and standing at 22 + -0.5 deg.C for 30 h. Then, the roller frame is arranged on an ultra-precision processing machine, after the runout value of the calibration roller is less than 5 mu m, the surface of the roller frame is subjected to flattening processing by a diamond cutter. And then, replacing the diamond cutter with the arc blade having the R angle with the radius of 200 mu m, and performing thread cutting on the nickel-phosphorus electroplated layer on the surface of the roller, wherein the depth of the spiral cutting is randomly controlled to be 2-10 mu m, the frequency of the spiral cutting is 20000HZ, and an inward concave structure appears on the electroplated layer. And replacing the diamond cutter again, wherein the shape of the cutting edge of the diamond cutter is an isosceles triangle, the angle of the vertex angle of the cutting edge is 90 degrees, and the diamond cutter equally-spaced carves the inwards-concave annular grooves on the electroplated layer with the inwards-concave structure. Uniformly coating ultraviolet light curing acrylic resin on the surface of a PET (polyethylene terephthalate) base material, passing the base material coated with the resin through a nickel-phosphorus electroplated layer on the surface of a roller, transferring and copying a microstructure of the electroplated layer, performing ultraviolet light curing, forming, and obtaining a prism structure for a laminating film on the base material to finally form a prism film layer. The prism structure comprises a prism unit structure and a micro-convex unit structure, wherein the prism unit structure faces outwards, and the cross section of the prism unit structure is triangular. The cross section of each single prism unit structure is an isosceles triangle with the bottom side length of 80 mu m and the height of 40 mu m, gaps with the interval of 220 mu m are formed among the prism unit structures, and the prism unit structures are arranged at equal intervals; the micro-convex unit structures are distributed on the gaps, the micro-convex unit structures in the embodiment are quasi-hemispherical protrusions with different sizes, the height of the quasi-hemispherical protrusions is 2-5 mu m, and a circular cross section with the diameter of 10-50 mu m is formed between the quasi-hemispherical protrusions and the base material.
Comparative example 1
Electroplating precision copper on the surface of a roller, and checking parameters such as defects, thickness, hardness and the like of a copper layer to obtain a copper electroplating layer with the thickness of about 250 mu m and the hardness of 570 HB; processing an inward concave annular groove on the roller frame by using a diamond cutter with an isosceles triangle cutting edge and an apex angle of 89 degrees; and after the machining is finished, unloading and installing the roller wheel on the upper surface of a sand blasting machine table, spraying aluminum oxide chips, and electroplating a chromium layer on the surface of the copper electroplating layer. And finally, uniformly coating the glue on the electroplated layer on the surface of the roller, and curing and forming to obtain the prism film layer which has a prism structure and can also form the adhesive film.
The prism film layers with the prism structures obtained in examples 1 to 3 and comparative example 1 were respectively formed into a bonding film for a liquid crystal display, and experimental tests were performed to obtain the results shown in table one.
The processing time in the table I is the time required by the manufacture of a single complete prism film layer, the utility model greatly reduces the time required by the single processing of the prism film layer, because the processing method of the utility model reduces the time required by the assembly, simplifies the processing technology, does not need to electroplate the metal layer for many times, and reduces the processing difficulty; and, because the utility model discloses a processing method can not make the resin remain in the micro-structure on running roller surface, can make the length of the prism structure after the duplication longer, and the glue of duplication prism structure is the drawing of patterns more easily, has reduced the time and the cost of the remaining resin of clearance simultaneously. Through the utility model discloses a prism structure that processing method obtained has outside and the cross-section is triangular prism cell structure and little protruding cell structure, and little protruding cell structure among this prism structure can play the effect of shielding, controls its haze between 10% ~ 60%. The service life of the roller is the time for slipping the roller.
The utility model discloses in, still carry out the luminance test to the laminating membrane for the liquid crystal display, adopt BM7 luminance tester under 9 some conventional modes, test benchmark membrane and embodiment 1 ~ 3, comparative example 1's the membrane that awaits measuring in proper order, luminance is calculated by the membrane luminance maximum value that awaits measuring divided by benchmark membrane maximum value and is obtained. From table one can see, the utility model discloses the laminating film for the liquid crystal display that the prism structure that processing method obtained constitutes, brilliance loss is less, can satisfy under the liquid crystal display product requirement prerequisite, reduction in production cost promotes the processing success rate.
Therefore, the utility model discloses a processing method of prism structure for laminating film easy operation, required process time becomes few to under the unchangeable prerequisite of the performance of the laminating film for the LCD of guaranteeing to obtain at last, practiced thrift manufacturing cost, promoted the processing success rate.
The embodiments of the present invention are only used for illustration, and do not limit the scope of the claims, and other substantially equivalent alternatives that may be conceived by those skilled in the art are within the scope of the present invention.
Claims (5)
1. The utility model provides a prism structure for laminating film which characterized in that, prism structure includes a plurality of prism cell structures and little protruding cell structure, prism cell structure with little protruding cell structure interval arrangement sets up.
2. The prism structure for a bonding film according to claim 1, wherein the cross section of the prism unit structure is an isosceles triangle having a vertex angle of 89 ° to 91 °, and the isosceles triangle has a base side length of 60 μm to 80 μm and a height of 30 μm to 40 μm.
3. The prism structure for a bonding film according to claim 1, wherein a gap having a pitch of 200 to 220 μm is provided between adjacent prism unit structures.
4. The prism structure for a bonding film according to claim 1, wherein the height of the micro-convex unit structure is 2 to 5 μm.
5. An adhesive film for a liquid crystal display, comprising a base material and the prism structure for an adhesive film according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922465905.7U CN211454012U (en) | 2019-12-31 | 2019-12-31 | Prism structure for adhesive film and adhesive film for liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922465905.7U CN211454012U (en) | 2019-12-31 | 2019-12-31 | Prism structure for adhesive film and adhesive film for liquid crystal display |
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| CN211454012U true CN211454012U (en) | 2020-09-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355498A (en) * | 2021-12-29 | 2022-04-15 | 中航华东光电有限公司 | Peep-proof brightening polarizer and method for improving peep-proof and brightening performance of display |
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- 2019-12-31 CN CN201922465905.7U patent/CN211454012U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114355498A (en) * | 2021-12-29 | 2022-04-15 | 中航华东光电有限公司 | Peep-proof brightening polarizer and method for improving peep-proof and brightening performance of display |
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Denomination of utility model: Prism structure for laminating film and laminating film for LCD Effective date of registration: 20221129 Granted publication date: 20200908 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: Kaixinsen (Shanghai) functional film industry Co.,Ltd. Registration number: Y2022310000350 |
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Granted publication date: 20200908 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Jinshan sub branch Pledgor: Kaixinsen (Shanghai) functional film industry Co.,Ltd. Registration number: Y2022310000350 |