CN102540545A - Method for processing rays in each wave band by PDLC (Polymer Dispersed Liquid Crystal) switching effect - Google Patents
Method for processing rays in each wave band by PDLC (Polymer Dispersed Liquid Crystal) switching effect Download PDFInfo
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- CN102540545A CN102540545A CN2012100433348A CN201210043334A CN102540545A CN 102540545 A CN102540545 A CN 102540545A CN 2012100433348 A CN2012100433348 A CN 2012100433348A CN 201210043334 A CN201210043334 A CN 201210043334A CN 102540545 A CN102540545 A CN 102540545A
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Abstract
The invention discloses a method for processing rays in each wave band by a PDLC (Polymer Dispersed Liquid Crystal) switching effect. The method comprises the following main steps: adding a ray absorbent and a box thickness control material into a PDLC material to configure to a PDLC mixed material; uniformly coating the PDLC mixed material on a surface of a transparent conductive glass sheet; combining another transparent conductive glass sheet with the frontage of the transparent conductive glass sheet coated with the PDLC mixed material to form a box; and curing the box by a heat curing or ultraviolet curing. Due to the addition of the ray absorbent in the PDLC material, the aim of avoiding harmful rays is fulfilled and after a function of adsorbing the rays is added, the application idea is effectively expanded and the application field is popularized.
Description
Technical field
The present invention relates to a kind of switching effect and handle the method for each wave band ray, be specifically related to the method that the PDLC switching effect is handled each wave band ray, when using to be implemented in the photoswitch effect, relevant ray also is effectively addressed.
Background technology
PDLC is called PDLC (polymer dispersed liquid crystal) again, and being liquid crystal is dispersed in the organic solid-state polymeric matrix with the little droplet of micron dimension; Because the optical axis of the little droplet that is made up of liquid crystal molecule is in freely and is orientated; The refractive index of its refractive index and matrix does not match, when light is opaque milky white state or translucent by the strong scattering of droplet during through matrix, in the PDLC system; Nematic liquid crystal is dispersed in the solid organic polymeric matrix with the drop of micron-scale; Under making alive not, the optical axis of each droplet is preferred orientation, and the optical axis of all particulates is the disordered orientation state.Because liquid crystal is the strong optics and the material of dielectric anisotropy, its effective refractive index not with the refractive index match of matrix, incident ray can be opaque or translucent milky white attitude by strong scattering.When applying external electric field, the unification of row liquid crystal molecule optical axis direction is along direction of an electric field mutually, and the ordinary refractive index of liquid crystal particle and the refractive index of matrix have reached coupling to a certain degree, and light can see through matrix and be transparent or semitransparent attitude.Remove external electric field, liquid crystal particle returns to initial scattering state again under the effect of matrix elastic energy, therefore; Polymer dispersed liquid crystal film has the electric control optical switch characteristic under effect of electric field, possess significant electric light characteristic, and pdlc film is compared with other photo chromic glass; The pdlc film slewing rate is fast, generally only needs the response time of Millisecond, can accomplish the switching of clear state and opaque attitude; Therefore be widely used, can be used to prepare dimming glass, magic glass; Electricity causes liquid crystal atomizing glass, electrooptical switching, grating and derived product thereof etc.
The application of PDLC technology aspect the electric control optical switch characteristic is very extensive, and the effect that is produced is remarkable, but also exists not enough; Because often there is different rays in the light, wherein most of ray all is harmful, the clear state that electric control optical switch is only powering up; Visible light obtains effectively to pass through; Harm ray also can be along with visible light together effectively passes through simultaneously, and at the scattering states that removes electricity, visible light is prevented from; But partly harmful simultaneously ray also can pass through, thereby does not reach the purpose of shielding different-waveband harm ray.
Summary of the invention
The object of the present invention is to provide the PDLC switching effect to handle the method for each wave band ray, can be when realizing that the photoswitch effect is used, relevant ray has also obtained effective processing.
The objective of the invention is to realize by following technical proposals:
The PDLC switching effect is handled the method for each wave band ray, and for the transparent conducting glass sheet, the key step of said method is:
A, in polymer dispersion liquid crystal material, add radiation absorption agent and the thick control material of box, and stir, be configured to the PDLC composite material;
B, described PDLC composite material evenly is coated on transparent conducting glass sheet one surface;
C, another transparent conducting glass sheet is combined with the described transparent conducting glass sheet front that is coated with the PDLC composite material, form box;
D, described box is solidified through the mode of heat curing or ultra-violet curing.
Further; Said radiation absorption agent is infrared-ray absorbing agent, ultraviolet rays absorbing agent, the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent; Guaranteeing under the prerequisite of reactionless generation that said radiation absorption agent can mixed together be used.
Further; Said polymer dispersion liquid crystal material is mainly formed by liquid crystal, epoxy resin and hardening agent allotment, and said PDLC composite material is to add total quality by total quality to than the radiation absorption agent that is not higher than 2% to form than the polymer dispersion liquid crystal material allotment that is not less than 98%.
Further; The thick control material of said box is elastic ball or glass bar; The thick control material diameter range of said box is 3-30 microns, and the thick control material distribution density of said box scope is 5-200/square millimeters, and said elastic ball is made up of plastic material; Said glass bar is made up of fibrous matter, and the thick control material diameter of said box is thick close with box.
Further, said transparent conducting glass sheet thickness is 0.3-10 millimeters.
The objective of the invention is to realize by following technical proposals:
The PDLC switching effect is handled the method for each wave band ray, and for the electrically conducting transparent film, the key step of said method is:
A, in polymer dispersion liquid crystal material, add radiation absorption agent and the thick control material of box, and stir, be configured to the PDLC composite material;
B, employing Y-shaped gluing technique directly become box, and two electrically conducting transparent films are combined with said PDLC composite material.
C, the electrically conducting transparent film behind the said one-tenth box is solidified through the mode of heat curing or ultra-violet curing.
Further; Said radiation absorption agent is infrared-ray absorbing agent, ultraviolet rays absorbing agent, the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent; Guaranteeing under the prerequisite of reactionless generation that said radiation absorption agent can mixed together be used.
Further; Said polymer dispersion liquid crystal material is mainly formed by liquid crystal, epoxy resin and hardening agent allotment, and said PDLC composite material is to add total quality by total quality to than the radiation absorption agent that is not higher than 2% to form than the polymer dispersion liquid crystal material allotment that is not less than 98%.
Further; Said Y-shaped gluing technique is to pass over the both sides, top of two conductive glue slices from capitalization Y word; Then evenly drip the PDLC composite material at lower end two electrically conducting transparent films gap location of said capitalization Y word; Come out from the bottom of Y word after the pressing then, thereby form box.
Further; Said electrically conducting transparent film thickness is 0.1-0.3 millimeter, and the thick control material of said box is elastic ball or glass bar, and the thick control material diameter range of said box is 3-30 microns; The thick control material distribution density of said box scope is 5-200/square millimeters; Said elastic ball is made up of plastic material, and said glass bar is made up of fibrous matter, and the thick control material diameter of said box is thick close with box.
The beneficial effect that the present invention produced is: owing in polymer dispersion liquid crystal material, added the radiation absorption agent; Thereby form the PDLC composite material; In energising, form pellucidity, visible light can obtain effectively to pass through, and relevant simultaneously harm ray also is absorbed processing; In outage, can form scattering state; Visible light is prevented from, and relevant simultaneously harm ray also still is absorbed processing, thereby reaches the purpose of evading harm ray; Effectively widen application thinking after increasing the function that absorbs harm ray, promoted application.
Description of drawings
Fig. 1 handles the energising pellucidity synoptic diagram of the method for each wave band ray for PDLC switching effect of the present invention;
Fig. 2 handles the outage scattering state synoptic diagram of the method for each wave band ray for PDLC switching effect of the present invention;
Fig. 3 handles one or two transparent glass sheet separated position of embodiment synoptic diagram of the method for each wave band ray for PDLC switching effect of the present invention;
Fig. 4 handles one or two transparent two glass sheet bonding state synoptic diagram of embodiment of the method for each wave band ray for PDLC switching effect of the present invention;
Fig. 5 handles two one-tenth box steps of embodiment synoptic diagram of the method for each wave band ray for PDLC switching effect of the present invention;
Among the figure, 1 transparent conducting glass sheet, 2 radiation absorption agent, 3 polymer dispersion liquid crystal materials, 4 elastic balls, 5 visible lights, 6 harm rays, 7 electrically conducting transparent films, 8 ultraviolet rays absorbing agents, 9 infrared-ray absorbing agents.
Embodiment
Technology contents for a better understanding of the present invention; Following conjunction with figs. provides specific embodiment; The present invention is further specified; Based on embodiments of the invention, those of ordinary skills are not making all embodiment that obtained under the creative work prerequisite, the scope that all belongs to the present invention and protected.
Embodiment one: present embodiment is referring to figs. 1 through Fig. 4, and a kind of PDLC switching effect is handled the method for each wave band ray, and for the transparent conducting glass sheet, the key step of said method is:
The first step is added ultraviolet rays absorbing agent 8 and the thick control material of box in polymer dispersion liquid crystal material 3, said polymer dispersion liquid crystal material 3 is mainly formed by liquid crystal, epoxy resin and hardening agent allotment; Said ultraviolet rays absorbing agent 8 is UV-531; Certainly, also can be infrared-ray absorbing agent, the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent, guaranteeing under the prerequisite of reactionless generation; Said radiation absorption agent can mixed together be used; Use total quality and cooperate total quality to stir than the polymer dispersion liquid crystal material 3 that is 98% than the UV-531 that is 2%, be configured to the PDLC composite material, the thick control material of said box is an elastic ball 4; Elastic ball 4 diameters that said shop is covered are 20 microns, and the thick control material diameter of said box is thick close with box;
In second step, it is on 1.1 millimeters transparent conducting glass sheet 1 one surfaces that described PDLC composite material evenly is coated to a thickness;
The 3rd goes on foot, and is that 1.1 millimeters transparent conducting glass sheet 1 combines with described transparent conducting glass sheet 1 front that is coated with the PDLC composite material with another Zhang Houdu, forms box;
The 4th step, described box to be solidified through the mode of heat curing, concrete operation be earlier with 80 degrees centigrade of preheatings 1 hour, then heats 1 hour the curing completion again with 120 degrees centigrade.
Embodiment two: present embodiment is with reference to Fig. 1, Fig. 2 and Fig. 5, and a kind of PDLC switching effect is handled the method for each wave band ray, and for the electrically conducting transparent film, the key step of said method is:
The first step is added infrared-ray absorbing agent 9 and the thick control material of box in polymer dispersion liquid crystal material 3, said polymer dispersion liquid crystal material 3 is mainly formed by liquid crystal, epoxy resin and hardening agent allotment; Said infrared-ray absorbing agent 9 is ABIR-100; Certainly, also can be the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent, guaranteeing under the prerequisite of reactionless generation; Said radiation absorption agent can mixed together be used; Use total quality and cooperate total quality to stir than the polymer dispersion liquid crystal material 3 that is 98.5% than the ABIR-100 that is 1.5%, be configured to the PDLC composite material, the thick control material of said box is an elastic ball 4; Elastic ball 4 diameters that said shop is covered are 15 microns, and the thick control material diameter of said box is thick close with box;
Second step; Adopt the Y-shaped gluing technique directly to become box; Two electrically conducting transparent films 7 are combined with said PDLC composite material, and said Y-shaped gluing technique is to be that 0.15 millimeter electrically conducting transparent film 7 passes over from the both sides, top of capitalization Y word by two thickness, then evenly drips the PDLC composite material at two electrically conducting transparent film 7 gap locations in lower end of said capitalization Y word; Come out from the bottom of Y word after the pressing then, thereby form box;
In the 3rd step, described box is carried out ultra-violet curing with the ultra-violet curing machine.
Embodiment three: present embodiment is referring to figs. 1 through Fig. 4, and a kind of PDLC switching effect is handled the method for each wave band ray, and for the transparent glass sheet of leading, the key step of said method is:
The first step is added ultraviolet rays absorbing agent 8 and the thick control material of box in polymer dispersion liquid crystal material 3, said polymer dispersion liquid crystal material 3 is mainly formed by liquid crystal, epoxy resin and hardening agent allotment; Said ultraviolet rays absorbing agent 8 is UV-P; Certainly, also can be infrared-ray absorbing agent, the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent, guaranteeing under the prerequisite of reactionless generation; Said radiation absorption agent can mixed together be used; Use total quality and cooperate total quality to stir than the polymer dispersion liquid crystal material 3 that is 99% than the UV-P that is 1%, be configured to the PDLC composite material, the thick control material of said box is an elastic ball 4; Elastic ball 4 diameters that said shop is covered are 8 microns, and the thick control material diameter of said box is thick close with box;
In second step, it is on 0.55 millimeter transparent conducting glass sheet 1 one surfaces that described PDLC composite material evenly is coated to a thickness;
The 3rd goes on foot, and is that 0.55 millimeter transparent conducting glass sheet 1 combines with described transparent conducting glass sheet 1 front that is coated with the PDLC composite material with another Zhang Houdu, forms box;
The 4th step, described box to be solidified through the mode of heat curing, concrete operation be earlier with 80 degrees centigrade of preheatings 1 hour, then heats 1 hour the curing completion again with 120 degrees centigrade.
In polymer dispersion liquid crystal material 3, add radiation absorption agent 2, form the PDLC composite material, in energising, form pellucidity, visible light 5 can obtain effectively to pass through, and relevant simultaneously harm ray 6 also is absorbed processing; In outage, can form scattering state, visible light 5 is prevented from, and is scattering state; Relevant simultaneously harm ray 6 also still is absorbed processing; Thereby reach the purpose of evading harm ray 6, effectively widened application thinking after the function of increase absorption harm ray 6, promoted application.
Below the present invention has been done a detailed description, the foregoing description is merely the present invention's preferred embodiment, can not limit practical implementation scope of the present invention, and every the present invention of accordinging to does impartial the variation and modification, all in rights protection scope of the present invention.
Claims (10)
1. the PDLC switching effect is handled the method for each wave band ray, it is characterized in that said method key step is:
A, in polymer dispersion liquid crystal material, add radiation absorption agent and the thick control material of box, and stir, be configured to the PDLC composite material;
B, described PDLC composite material evenly is coated on transparent conducting glass sheet one surface;
C, another transparent conducting glass sheet is combined with the described transparent conducting glass sheet front that is coated with the PDLC composite material, form box;
D, described box is solidified through the mode of heat curing or ultra-violet curing.
2. PDLC switching effect according to claim 1 is handled the method for each wave band ray; It is characterized in that: said radiation absorption agent is infrared-ray absorbing agent, ultraviolet rays absorbing agent, the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent; Guaranteeing under the prerequisite of reactionless generation that said radiation absorption agent can mixed together be used.
3. PDLC switching effect according to claim 1 is handled the method for each wave band ray; It is characterized in that: said polymer dispersion liquid crystal material is mainly formed by liquid crystal, epoxy resin and hardening agent allotment, and said PDLC composite material is to add total quality by total quality to than the radiation absorption agent that is not higher than 2% to form than the polymer dispersion liquid crystal material allotment that is not less than 98%.
4. PDLC switching effect according to claim 1 is handled the method for each wave band ray; It is characterized in that: the thick control material of said box is elastic ball or glass bar; The thick control material diameter range of said box is 3-30 microns; The thick control material distribution density of said box scope is 5-200/square millimeters, and said elastic ball is made up of plastic material, and said glass bar is made up of fibrous matter.
5. PDLC switching effect according to claim 1 is handled the method for each wave band ray, and it is characterized in that: said transparent conducting glass sheet thickness is 0.3-10 millimeters.
6. the PDLC switching effect is handled the method for each wave band ray, it is characterized in that the key step of said method is:
A, in polymer dispersion liquid crystal material, add radiation absorption agent and the thick control material of box, and stir, form the PDLC composite material;
B, employing Y-shaped gluing technique directly become box, and two electrically conducting transparent films are combined with said PDLC composite material;
C, the electrically conducting transparent film behind the said one-tenth box is solidified through the mode of heat curing or ultra-violet curing.
7. PDLC switching effect according to claim 6 is handled the method for each wave band ray; It is characterized in that: said radiation absorption agent is infrared-ray absorbing agent, ultraviolet rays absorbing agent, the agent of green wave band visible light radiation absorption, X ray absorbing agent and gamma rays absorbing agent; Guaranteeing under the prerequisite of reactionless generation that said radiation absorption agent can mixed together be used.
8. PDLC switching effect according to claim 6 is handled the method for each wave band ray; It is characterized in that: said polymer dispersion liquid crystal material is mainly formed by liquid crystal, epoxy resin and hardening agent allotment, and said PDLC composite material is to add total quality by total quality to than the radiation absorption agent that is not higher than 2% to form than the polymer dispersion liquid crystal material allotment that is not less than 98%.
9. PDLC switching effect according to claim 6 is handled the method for each wave band ray; It is characterized in that: said Y-shaped gluing technique is to pass over the both sides, top of two conductive glue slices from capitalization Y word; Then evenly drip the PDLC composite material at lower end two electrically conducting transparent films gap location of said capitalization Y word; Come out from the bottom of Y word after the pressing then, thereby form box.
10. PDLC switching effect according to claim 6 is handled the method for each wave band ray, and it is characterized in that: said electrically conducting transparent film thickness is 0.1-0.3 millimeter,
The thick control material of said box is elastic ball or glass bar; The thick control material diameter range of said box is 3-30 microns; The thick control material distribution density of said box scope is 5-200/square millimeters, and said elastic ball is made up of plastic material, and said glass bar is made up of fibrous matter.
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| CN2012100433348A CN102540545A (en) | 2012-02-24 | 2012-02-24 | Method for processing rays in each wave band by PDLC (Polymer Dispersed Liquid Crystal) switching effect |
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| CN2012100433348A CN102540545A (en) | 2012-02-24 | 2012-02-24 | Method for processing rays in each wave band by PDLC (Polymer Dispersed Liquid Crystal) switching effect |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150275090A1 (en) * | 2014-03-22 | 2015-10-01 | Jiansheng Wang | UV Stable and Low-Voltage Liquid Crystal Microdroplet Display |
| CN105204214A (en) * | 2014-06-25 | 2015-12-30 | 南京晶多新材料科技有限公司 | Thermosetting adhesive technique based scattering polaroid manufacturing method |
| CN107121823A (en) * | 2017-03-09 | 2017-09-01 | 张家港康得新光电材料有限公司 | Pdlc film component, its preparation method and display device |
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| CN1678948A (en) * | 2002-03-27 | 2005-10-05 | 艾利丹尼森公司 | Switchable electro-optical laminates |
| CN101382727A (en) * | 2007-09-04 | 2009-03-11 | 四川大学 | Optical heat sensitive material, method for making same and optical device composed thereby |
| CN101490117A (en) * | 2006-07-10 | 2009-07-22 | 株式会社艾迪科 | Polymeric composition |
| WO2011003915A1 (en) * | 2009-07-07 | 2011-01-13 | Basf Se | Electro-optically switchable system |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1678948A (en) * | 2002-03-27 | 2005-10-05 | 艾利丹尼森公司 | Switchable electro-optical laminates |
| CN101490117A (en) * | 2006-07-10 | 2009-07-22 | 株式会社艾迪科 | Polymeric composition |
| CN101382727A (en) * | 2007-09-04 | 2009-03-11 | 四川大学 | Optical heat sensitive material, method for making same and optical device composed thereby |
| WO2011003915A1 (en) * | 2009-07-07 | 2011-01-13 | Basf Se | Electro-optically switchable system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150275090A1 (en) * | 2014-03-22 | 2015-10-01 | Jiansheng Wang | UV Stable and Low-Voltage Liquid Crystal Microdroplet Display |
| CN105204214A (en) * | 2014-06-25 | 2015-12-30 | 南京晶多新材料科技有限公司 | Thermosetting adhesive technique based scattering polaroid manufacturing method |
| CN107121823A (en) * | 2017-03-09 | 2017-09-01 | 张家港康得新光电材料有限公司 | Pdlc film component, its preparation method and display device |
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Application publication date: 20120704 |