CN104317130B - Waterproof electronic paper and making method thereof - Google Patents

Waterproof electronic paper and making method thereof Download PDF

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Publication number
CN104317130B
CN104317130B CN201410552022.9A CN201410552022A CN104317130B CN 104317130 B CN104317130 B CN 104317130B CN 201410552022 A CN201410552022 A CN 201410552022A CN 104317130 B CN104317130 B CN 104317130B
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CN
China
Prior art keywords
electronic paper
waterproof
base material
paper
electronics
Prior art date
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Active
Application number
CN201410552022.9A
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Chinese (zh)
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CN104317130A (en
Inventor
张军
文继甜
曹文锋
鲜小聪
蒋赣彬
李超
韩喆
徐长远
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Jinghua display Electronics Co., Ltd
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SHENZHEN JINGHUA DISPLAYS CO Ltd
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Priority to CN201410552022.9A priority Critical patent/CN104317130B/en
Publication of CN104317130A publication Critical patent/CN104317130A/en
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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/165Devices 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 translational movement of particles in a fluid under the influence of an applied field
    • G02F1/166Devices 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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
    • G02F1/167Devices 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 translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis

Abstract

The invention discloses a piece of waterproof electronic paper. The waterproof electronic paper comprises electronic paper, a waterproof coating and an electronic paper substrate, wherein the electronic paper substrate has the shape same as that of the electronic paper; the electronic paper substrate is of a box body structure; the upper end of the box body is open; the electronic paper is arranged in a cavity of the box body; the cavity of the box body is filled with the waterproof coating. The waterproof electronic paper has the technical effects that the electronic paper product is excellent in waterproof performance, the display performance of the electronic paper product cannot be influenced even if the electronic paper product is boiled at high temperature (of 100DEG C) for a long time (10 hours), and the electronic paper product can meet the strict requirement of a client on the service environment of the product. Moreover, waterproof glue selected by the invention has high transparency (the light transmittance is greater than 90 percent), is stable in chemical properties, and cannot chemically react with the electronic paper due to long-time contact with the electronic paper, and abnormal display of the electronic paper is avoided; the waterproof electronic paper is high in physical stability, and can well protect the electronic paper product against water vapor when the electronic paper product is in contact with the external environment for a long time, so that the service life of the electronic paper is greatly prolonged.

Description

A kind of waterproof Electronic Paper and preparation method thereof
Technical field
The present invention relates to display device technology field, more particularly, to a kind of waterproof Electronic Paper and preparation method thereof.
Background technology
With the day by day increasing developed rapidly with environmental protection pressure of technology, people increasingly thirst for a kind of collection traditional paper with Modern digital technology double dominant medium, then electronic paper technology is just arisen at the historic moment, and obtains vigorous growth;Electricity Sub- paper (Electronic Paper Display, EPD) be it is a kind of there is high-contrast, low-power consumption, and frivolous and have a bullet The display device of property.
Due to the factor of Electronic Paper self-characteristic, i.e., itself easily make moist and then cause to affect display effect even completely Can not use, this has greatly limited to the purposes of Electronic Paper, with reference to it is at present upper it is popular be only electronic reader, Advertisement label it Class for use environment condition be not too harsh electronics paper product;How to strengthen the water resistance of Electronic Paper now, expand Its purposes is opened up, increase the reliability of product becomes many producer's problem demanding prompt solutions then with improving product competitiveness.
The content of the invention
The present invention seeks to overcome the deficiencies in the prior art, there is provided a kind of waterproof Electronic Paper and preparation method thereof, to carry The water resistance of high Electronic Paper.
To solve above-mentioned technical problem, the technical solution adopted in the present invention is:A kind of waterproof Electronic Paper, including electronics Paper, waterproof coating, electronics paper base material;Wherein electronics paper base material is identical with Electronic Paper shape;The electronics paper base material is box body knot Structure, the cassette upper end opening;The Electronic Paper is arranged in box body cavity, and waterproof coating is filled with the box body cavity.
Preferably, the electronics paper base material is made from PET material.
Preferably, the waterproof coating selects AB polyester resins.
Preferably, the Electronic Paper is 0.3~1.0mm with electronics paper base material box body distance from bottom.
Preferably, distance is 0.3~1.0mm at the Electronic Paper and electronics paper base material cassette upper end opening.
Preferably, being provided with gap between the Electronic Paper periphery and electronics paper base material box side wall.
Preferably, the waterproof coating thickness is 0.3~1.0mm.
A kind of manufacture method of waterproof Electronic Paper is comprised the following steps:
1st, crystal glue is configured:From KT414 AB polyester resins, by glue KT414A and KT414B according to 3:1 ratio is mixed Close, and stir, be allowed to be sufficiently mixed;
2nd, de-bubble:Glue after mixing is put into vacuum machine evacuation together with container, vacuum≤- 90KPa, keep 20~ 40S, to eliminate bubble;
3rd, Electronic Paper is fixed:Electronic Paper is placed in the cavity of PET base material, and it is fixed;
4th, injecting glue:The KT414 polyester resins of mix homogeneously are slowly injected into into PET base material internal cavities by colloid-injecting gun;
5th, de-bubble:KT414 polyester resins surface is brushed using heat gun, blibbing is eliminated;
6th, solidify:Electronics paper base material after injecting glue is placed in 50~70 DEG C of burn-in chamber and stands 3~5 hours;
7th, base material is peeled off:After the completion of solidification, outer-shell electron paper base material is torn, waterproof Electronic Paper completes.
The method have technical effect that:Electronic Paper product waterproof property is excellent, even if after long-time high temperature decocting in water(10H, 100℃), its display performance is also unaffected, and disclosure satisfy that the requirement of client's use environment harsh for product.And The marine glue that the present invention is selected has good light transmission(Light transmittance is more than 90%);Stable chemical performance, will not because long-time with Electronic Paper is contacted, and with Electronic Paper chemical reaction is produced, and causes Electronic Paper to show abnormal;Physical stability is good, can protect well Electronics paper product will not touch steam in contacting with external environment for a long time, so as to substantially increase the use longevity of Electronic Paper Life.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the schematic flow sheet of waterproof Electronic Paper manufacture method of the present invention.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, technical scheme is further described in detail.
Fig. 1 is schematic structural view of the invention.Tied from Fig. 1, a kind of waterproof Electronic Paper, mainly applied by Electronic Paper 1, waterproof The composition such as layer 2, electronics paper base material 3;Wherein waterproof coating 2 selects KT414AB polyester resins, electronics paper base material 3 to select and KT414 water The preferable PET material of brilliant glue alienation is made, and the electronics paper base material 3 is identical with the profile of Electronic Paper 1;The electronics paper base material 3 is Box body structure, the cassette upper end opening;The Electronic Paper 1 is arranged in box body cavity, is applied filled with waterproof in the box body cavity Layer 2.Electronic Paper 1 is 0.3~1.0mm, Electronic Paper 1 and the cassette upper end of electronics paper base material 3 with the box body distance from bottom of electronics paper base material 3 Distance is 0.3~1.0mm at opening, and between the periphery of Electronic Paper 1 and the box side wall of electronics paper base material 3 gap is provided with.
The effect of Electronic Paper waterproof in order to reach, and in view of the display effect for not affecting Electronic Paper good, Wo Mentong The a variety of waterproof materials of overtesting, final choosing is given for waterproof material coating of the KT414AB polyester resins as us The thickness range of coating is 0.3~1.0mm, as shown in table 1 below:
Table 1:
Fig. 2 is the schematic flow sheet of waterproof Electronic Paper manufacture method of the present invention.With reference to Fig. 2 it is further known that, anti-aqueous electron The manufacture method of paper is comprised the following steps:
1st, select and make electronics paper base material box with the preferable PET material of waterproof coating KT414AB polyester resin alienations;
2nd, waterproof coating and application of vacuum are configured;
3rd, Electronic Paper is combined with waterproof coating;
4th, by the method for high temperature ageing, waterproof layer curing molding is made;
5th, the Electronic Paper of curing molding and base material are peeled off.
Select in above-mentioned steps 2 and also include the step of configuring waterproof coating:
A, according to 3:1 ratio, KT414A crystals glue and KT414B crystal glue are mixed, and are stirred, and are made Be sufficiently mixed;
B, by mixed AB crystals glue, carry out froth in vacuum process, wherein vacuum≤- 90KPa, keep 30S, with Exempt to affect finished appearance to show;
The method and step that electronics paper product is combined with waterproof coating is also included in above-mentioned steps 3:
, Electronic Paper is put in the cavity of the PET base material box, it is and fixed;
, the KT414 polyester resins of mix homogeneously are slowly injected into into PET base material internal cavities by colloid-injecting gun;
, brush using heat gun KT414 polyester resins surface, eliminate blibbing;
, by the electronics paper base material after injecting glue be placed in 60 DEG C of burn-in chamber stand 4 hours;
, after the completion of solidification, tear outer-shell electron paper base material, waterproof Electronic Paper completes.
The Electronic Paper water resistance made using the present invention is excellent, even if after long-time high temperature decocting in water(10H,100℃), its Display performance is also unaffected, and disclosure satisfy that the requirement of client's use environment harsh for product.And present invention choosing Marine glue has good light transmission(Light transmittance is more than 90%);Stable chemical performance, will not connect because of long-time with Electronic Paper Touch, with Electronic Paper chemical reaction is produced, cause Electronic Paper to show abnormal;Physical stability is good, can well protect Electronic Paper to produce Product will not touch steam in contacting with external environment for a long time, so as to substantially increase the service life of Electronic Paper.
The present invention illustrates embodiment of the present invention and structure by above-described embodiment, but this patent is not limited to State embodiment, it is all using and analog structure of the present invention realizing all modes of the object of the invention, in protection of the invention Within the scope of.

Claims (6)

1. a kind of waterproof Electronic Paper, including Electronic Paper, waterproof coating, electronics paper base material;Wherein electronics paper base material and Electronic Paper shape Shape is identical;It is characterized in that, the electronics paper base material be box body structure, the cassette upper end opening;The Electronic Paper is arranged on box body In cavity, waterproof coating is filled with the box body cavity;The Electronic Paper and electronics paper base material box body distance from bottom be 0.3~ 1.0mm;Distance is 0.3~1.0mm at Electronic Paper and electronics paper base material cassette upper end opening.
2. a kind of waterproof Electronic Paper according to claim 1, is characterized in that, the electronics paper base material selects PET material system Into.
3. a kind of waterproof Electronic Paper according to claim 1, is characterized in that, the waterproof coating selects AB polyester resins.
4. a kind of waterproof Electronic Paper according to claim 1, is characterized in that, the Electronic Paper periphery and electronics paper base material box Gap is provided between body sidewall.
5. a kind of waterproof Electronic Paper according to claim 1, is characterized in that, the waterproof coating thickness be 0.3~ 1.0mm。
6. a kind of manufacture method of waterproof Electronic Paper is comprised the following steps:
1st, crystal glue is configured:From KT414 AB polyester resins, by glue KT414A and KT414B according to 3:1 ratio mixing, And stir, it is allowed to be sufficiently mixed;
2nd, de-bubble:Glue after mixing is put into vacuum machine evacuation together with container, vacuum≤- 90KPa keeps 20~40S, uses To eliminate bubble;
3rd, Electronic Paper is fixed:Electronic Paper is placed in the cavity of PET base material, and it is fixed;
4th, injecting glue:The KT414 polyester resins of mix homogeneously are slowly injected into into PET base material internal cavities by colloid-injecting gun;
5th, de-bubble:KT414 polyester resins surface is brushed using heat gun, blibbing is eliminated;
6th, solidify:Electronics paper base material after injecting glue is placed in 50~70 DEG C of burn-in chamber and stands 3~5 hours;
7th, base material is peeled off:After the completion of solidification, outer-shell electron paper base material is torn, waterproof Electronic Paper completes.
CN201410552022.9A 2014-10-17 2014-10-17 Waterproof electronic paper and making method thereof Active CN104317130B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410552022.9A CN104317130B (en) 2014-10-17 2014-10-17 Waterproof electronic paper and making method thereof

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Application Number Priority Date Filing Date Title
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CN104317130B true CN104317130B (en) 2017-05-03

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104916203A (en) * 2015-07-01 2015-09-16 中国计量学院 Manufacturing method of seed sample
CN107656408A (en) 2017-09-26 2018-02-02 无锡威峰科技股份有限公司 Electronic-paper display screen and its manufacture method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101794051A (en) * 2010-02-08 2010-08-04 天津大学 Method for preparing microcup electrophoretic display device and method for preparing electrophoretic display solution
CN202693966U (en) * 2012-05-16 2013-01-23 广州奥翼电子科技有限公司 Electronic paper display module

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006258981A (en) * 2005-03-15 2006-09-28 Seiko Epson Corp Electrophoresis display device and electronic apparatus
JP2009093108A (en) * 2007-10-12 2009-04-30 Seiko Epson Corp Electrophoretic display device and electronic apparatus using the same
JP2011059433A (en) * 2009-09-10 2011-03-24 Seiko Epson Corp Electrophoretic display device and electronic apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101794051A (en) * 2010-02-08 2010-08-04 天津大学 Method for preparing microcup electrophoretic display device and method for preparing electrophoretic display solution
CN202693966U (en) * 2012-05-16 2013-01-23 广州奥翼电子科技有限公司 Electronic paper display module

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Address after: 518000, No. six, No. 3, Henggang street, Longgang District, Guangdong, Shenzhen

Patentee after: Shenzhen Jinghua display Electronics Co., Ltd

Address before: 518000 Guangdong Futian Bagualing Shenzhen Industrial Zone 511

Patentee before: SHENZHEN JINGHUA DISPLAYS Co.,Ltd.

CP03 Change of name, title or address