CN103818074A - Preparation method of peep-proof membrane - Google Patents
Preparation method of peep-proof membrane Download PDFInfo
- Publication number
- CN103818074A CN103818074A CN201410063716.6A CN201410063716A CN103818074A CN 103818074 A CN103818074 A CN 103818074A CN 201410063716 A CN201410063716 A CN 201410063716A CN 103818074 A CN103818074 A CN 103818074A
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- Prior art keywords
- peep
- transparent resin
- proof film
- layer
- preparation
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- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000012528 membrane Substances 0.000 title abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 42
- 229920005989 resin Polymers 0.000 claims abstract description 42
- 239000010410 layer Substances 0.000 claims abstract description 35
- 239000000945 filler Substances 0.000 claims abstract description 29
- 238000000576 coating method Methods 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 4
- 239000011241 protective layer Substances 0.000 claims description 6
- 238000010422 painting Methods 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000007 visual effect Effects 0.000 abstract description 5
- 239000002344 surface layer Substances 0.000 abstract 1
- 238000002834 transmittance Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000004884 grey matter Anatomy 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 235000010215 titanium dioxide Nutrition 0.000 description 1
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Abstract
The invention discloses a preparation method of a peep-proof membrane, comprising the following steps: 1) coating a PET layer with UV resin for forming so as to prepare a first transparent resin layer which covers the PET layer and several columns of raised units which are uniformly distributed on the first transparent resin layer; 2) carrying out wet-type coating in gaps between the raised units with a black or grey filler; 3) removing a surface layer formed by the black or grey filler on the top of the peep-proof membrane; 4) roasting: a solvent in the filler is volatilized, solid components in the filler are deposited on the bottom of the gaps and a thin layer is adhered to the side surface of the gaps; and 5) second transparent resin is filled between the raised units. Refractive index of the second transparent resin is lower than refractive index of the first transparent resin, and a protection layer is formed on the top of the peep-poof membrane by the second transparent resin. Light transmittance of a viewable area is enhanced. Visual effect is better. User experiment is more comfortable. In addition, the peep-proof function outside the viewable area of the peep-proof membrane provided by the invention is the same with as effects of a traditional peep-proof membrane.
Description
Technical field
The present invention relates to a kind of preparation method of peep-proof film.
Background technology
Peep-proof film adopts ultra tiny shutter (MICROLOUVER) the optics patented technology in the unrivalled whole world, make the data that screen demonstrates specialize in the positive reading of user, viewing area is 60 degree, while seeing from the left side, spend with interior visible apart from screen Far Left 30, while seeing from the right, spend with interior visible apart from screen rightmost 30.Anyone can only see pitch-dark picture outside viewing area.Effectively protection trade secret and individual privacy, user can be in office, during the journey, the electronic products such as using computer, mobile phone of following one's bent under public place and any environment.
The preparation method of traditional peep-proof film is two step process, and prism structures is printed off in wherein first paragraph: UV coating or hot pressing; Second segment: fill and obtain peep-proof film product with black or grey matter (hot pressing or UV technique).The peep-proof film light transmission rate that this two step process makes is low, affects viewing effect.
Summary of the invention
For the problems referred to above, the invention provides a kind of preparation method of peep-proof film, increase the transmitance of light in viewing area, improvement of visual effect is better, and user experiences more comfortable, and can only see pitch-dark picture outside viewing area.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions: the preparation method of peep-proof film, it is characterized in that, comprise the steps:
1) on pet layer, carry out the resin-coated moulding of UV, make the first transparent resin layer and the some row that cover on pet layer and be evenly distributed on the protrusion unit on the first transparent resin layer;
2) wet type painting black or grey filler in the space between protrusion unit;
3) remove the superficial layer that black or grey filler form at the top of peep-proof film;
4) baking: allow the solvent evaporates in filler fall, the solid constituent in filler is deposited on the bottom in space, the opaque integument of space side attachment one deck;
5) between protrusion unit, fill the second transparent resin, the refractive index of described the second transparent resin is lower than the first transparent resin layer, and described the second transparent resin forms protective layer at the top of peep-proof film.
Wherein, in step 4), now black or grey filler are liquid states, discharge after black or grey filler, only remain black or grey filler with the contact-making surface of protrusion unit, again after overheated bake process, solvent evaporates, opaque bottom is formed on the bottom that black or grey filler are deposited on the space between protrusion unit, and the thin layer of black or grey filler formation is also adhered in the side in space, it is opaque integument, due to the thinner thickness of opaque integument, so in viewing area (while seeing from the left side, spend with interior visible apart from screen Far Left 30, while seeing from the right, spend with interior visible apart from screen rightmost 30), people's sight can penetrate integument, and see screen in other regions time, people's sight cannot penetrate integument.Compared with traditional peep-proof membrane structure, increase the transmitance of light in viewing area, improvement of visual effect is better, and user experiences more comfortable, and peep-proof function outside viewing area is identical with traditional peep-proof film effect.
The invention has the beneficial effects as follows: increased the transmitance of light in viewing area, improvement of visual effect is better, user experiences more comfortable, and peep-proof function outside viewing area is identical with traditional peep-proof film effect.
Accompanying drawing explanation
Fig. 1 is the half-finished structural representation of peep-proof film that step S01 of the present invention makes;
Fig. 2 is the half-finished structural representation of peep-proof film that step S02 of the present invention makes;
Fig. 3 is the half-finished structural representation of peep-proof film that step S03 of the present invention makes;
Fig. 4 is the half-finished structural representation of peep-proof film that step S04 of the present invention makes;
Fig. 5 is the structural representation of the peep-proof film finished product that makes of step S05 of the present invention;
Fig. 6 is the another kind of structural representation of the peep-proof film finished product that makes of the present invention;
Fig. 7 is the structural representation that the present invention has the finished product of the peep-proof film of anti-dazzle function;
The mark implication of accompanying drawing is as follows:
1:PET layer; 2: the first transparent resin layers; 3: protrusion unit; 4: gap; 5: opaque filler cells; 6: superficial layer; 7: opaque bottom; 71: opaque integument; 8: cavity; 9: air; 10: the second transparent resins; 11: protective layer; 12: anti-dazzle structure.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, technical solution of the present invention is described in further detail, can be implemented so that those skilled in the art can better understand the present invention also, but illustrated embodiment is not as a limitation of the invention.
A preparation method for peep-proof film, its concrete preparation process is as follows:
S01: carry out the resin-coated moulding of UV on pet layer 1, for the ease of distinguishing, by this UV resin called after the first transparent resin, make the first transparent resin layer 2 and the some row that cover on pet layer 1 and be evenly distributed on the protrusion unit 3 on the first transparent resin layer 2, as shown in Figure 1, wherein protrusion unit 3 can be cuboid, prism, also can be as shown in Figure 1, the cross section of protrusion unit 3 is trapezoidal, and upper base is less than goes to the bottom, and this kind shape manufacturing process is easier, result of use is also best, be follow-uply all described in detail with this kind of structure.Between protrusion unit 3, be evenly spaced, after step S01, form between two gap 4 between protrusion unit 3, the cross section in gap 4 is trapezoidal, and upper base is greater than and goes to the bottom.
S02: wet type painting black or grey filler in the space between protrusion unit 3, such as the mixture of nano ink, epoxy resin or acrylic resin and solvent and carbon black/titanium dioxide/White Carbon black, as shown in Figure 2, gap 4 has become opaque filler cells 5.Because the structure of peep-proof film is very meticulous small, therefore black or grey filler can form one deck thin layer, i.e. superficial layer 6 in the outermost of peep-proof film.Wet type coating is a kind of by the base material of rolling, as: paper, cloth, leather, aluminium foil, plastic sheeting etc., glue, coating or the ink etc. of the solvent-laden specific function of painting last layer, and the technique of rolling after oven dry removal solvent.
S03: remove superficial layer 6, wipe structure after superficial layer 6 as shown in Figure 3.
S04: baking: allow the solvent evaporates in filler fall, the solid constituent in filler is deposited on the bottom in space, the opaque integument of space side attachment one deck.Baking can be discharged black or the grey filler between protrusion unit 3, now black or grey filler are liquid states, discharge after black or grey filler, only remain black or grey filler with the contact-making surface of protrusion unit 3, its structure as shown in Figure 4, solvent evaporates, opaque bottom 7 is formed on the bottom that black or grey filler are deposited on the space between protrusion unit 3, and the thin layer of black or grey filler formation is also adhered in the side in space, it is opaque integument 71, the scope of its thickness is depending on the colourity of the color of institute's packing matter, the more black thickness of color is just thinner, scope can be lower than 5 microns.Above the top in space or opaque bottom 7, it is cavity 8.
S05: fill the second transparent resin 10 in the cavity 8 between protrusion unit 3, wherein the refractive index of the second transparent resin 10 is lower than the first transparent resin layer 2, same, the second transparent resin 10 is at the top of peep-proof film, and outermost layer forms protective layer 11.Preferably the second transparent resin 10 is hard coating resins, and its surperficial pencil hardness plays a very good protection, as shown in Figure 5 more than reaching 2H.
As shown in Figure 6, it is the peep-proof film finished product of another kind of equivalent structure, the unique difference of finished product that itself and step S05 make is exactly, its protrusion unit 3 is not the first transparent resin coated and molded, but air 9, in step S01, only make the first transparent resin layer 2, can use mould to carry out follow-up operation.
Preferably on protective layer 11 surfaces, also comprise the anti-dazzle structure 12 with anti-dazzle function; as shown in Figure 7; wherein anti-dazzle structure 12 can be sandblast structure, in step S05, with sandblast roller or carry out the second transparent resin 10 coated and molded with the roller of uneven structure and make.Anti-dazzle structure 12 can be also that particulate exposes coating and forms, and in step S05, carries out after the second transparent resin 10 wet types coatings after step S06 baking, and particulate exposes coating and forms.
Due to the thinner thickness of opaque integument 71, so in viewing area (while seeing from the left side, spend with interior visible apart from screen Far Left 30, while seeing from the right, spend with interior visible apart from screen rightmost 30), people's sight can penetrate integument, and see screen in other regions time, people's sight cannot penetrate integument.Compared with traditional peep-proof membrane structure, increase the transmitance of light in viewing area, improvement of visual effect is better, and user experiences more comfortable, and peep-proof function outside viewing area is identical with traditional peep-proof film effect.
These are only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. the preparation method of peep-proof film, is characterized in that, comprises the steps:
1) on pet layer, carry out the resin-coated moulding of UV, make the first transparent resin layer and the some row that cover on pet layer and be evenly distributed on the protrusion unit on the first transparent resin layer;
2) wet type painting black or grey filler in the space between protrusion unit;
3) remove the superficial layer that black or grey filler form at the top of peep-proof film;
4) baking: allow the solvent evaporates in filler fall, the solid constituent in filler is deposited on the bottom in space, the opaque integument of space side attachment one deck;
5) between protrusion unit, fill the second transparent resin, the refractive index of described the second transparent resin is lower than the first transparent resin layer, and described the second transparent resin forms protective layer at the top of peep-proof film.
2. the preparation method of peep-proof film according to claim 1, is characterized in that, described the second transparent resin is hard coating resin.
3. the preparation method of peep-proof film according to claim 1, is characterized in that, also comprises anti-dazzle structure on described protective layer.
4. the preparation method of peep-proof film according to claim 3, is characterized in that, described anti-dazzle structure is in step 5), with sandblast roller or carry out the second transparent resin coated and molded with the roller of uneven structure and make.
5. the preparation method of peep-proof film according to claim 3, is characterized in that, described anti-dazzle structure is in step 5), carries out after the second transparent resin wet type coating after step 6) baking, and particulate exposes coating and forms.
6. according to the preparation method of the peep-proof film described in claim 1-5 any one, it is characterized in that, described protrusion unit is cuboid.
7. according to the preparation method of the peep-proof film described in claim 1-5 any one, it is characterized in that, the cross section of described protrusion unit is trapezoidal, and upper base is less than and goes to the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410063716.6A CN103818074B (en) | 2014-02-25 | 2014-02-25 | The preparation method of peep-proof film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410063716.6A CN103818074B (en) | 2014-02-25 | 2014-02-25 | The preparation method of peep-proof film |
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| Publication Number | Publication Date |
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| CN103818074A true CN103818074A (en) | 2014-05-28 |
| CN103818074B CN103818074B (en) | 2015-10-28 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108129688A (en) * | 2018-02-02 | 2018-06-08 | 东莞市聚隆电子材料有限公司 | A kind of optical thin film and its application process at controllable visual angle |
| CN108192518A (en) * | 2018-02-02 | 2018-06-22 | 东莞市纳利光学材料有限公司 | A kind of peep-proof film |
| CN109799555A (en) * | 2018-12-28 | 2019-05-24 | 张家港康得新光电材料有限公司 | A kind of peep-proof film resistant to bending |
| CN110682612A (en) * | 2019-11-01 | 2020-01-14 | 深圳市义恒光电科技有限公司 | Foldable information peep-proof protective film and manufacturing method thereof |
| WO2020186438A1 (en) * | 2019-03-19 | 2020-09-24 | 深圳菲尔泰光电有限公司 | Multi-observation-angle peep-proof film and manufacturing method therefor |
| CN111830615A (en) * | 2020-07-20 | 2020-10-27 | 宁波东旭成新材料科技有限公司 | Method for manufacturing peep-proof film |
| CN113172819A (en) * | 2021-04-02 | 2021-07-27 | 张家港康得新光电材料有限公司 | Preparation method of peep-proof film |
| CN114634645A (en) * | 2022-04-15 | 2022-06-17 | 广州市雷曼兄弟电子科技有限公司 | Preparation method of peep-proof anti-dazzle light resistance blue light protection film |
| CN117970546A (en) * | 2024-04-01 | 2024-05-03 | 苏州弘德光电材料科技有限公司 | Light control film and display device |
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2014
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| JP2000082400A (en) * | 1998-09-07 | 2000-03-21 | Dainippon Printing Co Ltd | Method for forming fluorescent screen of plasma display panel, photo-mask for use in the method, and light source device for exposure |
| US20100328778A1 (en) * | 2006-05-16 | 2010-12-30 | Nec Lcd Technologies, Ltd. | Beam direction control element and method of manufacturing same |
| US20080089068A1 (en) * | 2006-10-13 | 2008-04-17 | Nec Lcd Technologies, Ltd. | Method for manufacturing optical element |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108129688A (en) * | 2018-02-02 | 2018-06-08 | 东莞市聚隆电子材料有限公司 | A kind of optical thin film and its application process at controllable visual angle |
| CN108192518A (en) * | 2018-02-02 | 2018-06-22 | 东莞市纳利光学材料有限公司 | A kind of peep-proof film |
| CN109799555A (en) * | 2018-12-28 | 2019-05-24 | 张家港康得新光电材料有限公司 | A kind of peep-proof film resistant to bending |
| CN109799555B (en) * | 2018-12-28 | 2021-10-26 | 张家港康得新光电材料有限公司 | Bending-resistant peep-proof film |
| WO2020186438A1 (en) * | 2019-03-19 | 2020-09-24 | 深圳菲尔泰光电有限公司 | Multi-observation-angle peep-proof film and manufacturing method therefor |
| CN110682612A (en) * | 2019-11-01 | 2020-01-14 | 深圳市义恒光电科技有限公司 | Foldable information peep-proof protective film and manufacturing method thereof |
| CN111830615A (en) * | 2020-07-20 | 2020-10-27 | 宁波东旭成新材料科技有限公司 | Method for manufacturing peep-proof film |
| CN113172819A (en) * | 2021-04-02 | 2021-07-27 | 张家港康得新光电材料有限公司 | Preparation method of peep-proof film |
| CN114634645A (en) * | 2022-04-15 | 2022-06-17 | 广州市雷曼兄弟电子科技有限公司 | Preparation method of peep-proof anti-dazzle light resistance blue light protection film |
| CN117970546A (en) * | 2024-04-01 | 2024-05-03 | 苏州弘德光电材料科技有限公司 | Light control film and display device |
| CN117970546B (en) * | 2024-04-01 | 2024-06-11 | 苏州弘德光电材料科技有限公司 | Light control film and display device |
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| CN103818074B (en) | 2015-10-28 |
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Effective date of registration: 20230327 Address after: 215300 room 2, No. 399, Dongping Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: KUNSHAN ZHUOYUE LANTIAN ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 215000 South of Yingbin West Road, Kunshan Ba Town, Suzhou City, Jiangsu Province Patentee before: Suzhou Chengbang Dayi Material Technology Co.,Ltd. |