CN101013262B - Photo-sensitive monomer, liquid crystal material, liquid crystal panel and method of fabrication, photoelectric device and fabricating method thereof - Google Patents

Photo-sensitive monomer, liquid crystal material, liquid crystal panel and method of fabrication, photoelectric device and fabricating method thereof Download PDF

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CN101013262B
CN101013262B CN2007100004426A CN200710000442A CN101013262B CN 101013262 B CN101013262 B CN 101013262B CN 2007100004426 A CN2007100004426 A CN 2007100004426A CN 200710000442 A CN200710000442 A CN 200710000442A CN 101013262 B CN101013262 B CN 101013262B
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sensitive monomer
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CN101013262A (en
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谢忠憬
徐士峰
郑德胜
林朝成
白家瑄
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AU Optronics Corp
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Abstract

The invention discloses a photosensitive monomer, liquid crystal material, liquid crystal panel and manufacturing method, optoelectronic device and manufacturing method, the photosensitive monomer having a chemical formula denotation of, 'L1', 'L2', 'L3', 'L4', 'L5', 'L6' selected from hydrogen atom, fluorine atom, chlorine atom, cyano, alkylation, alkylation carbonyl, alkoxy carbonyl, alkylationcarbonyl and alkylation carbonyl has 1~7 carbon atoms and at least one hydrogen atom replaced by fluorine atom or chlorine atom. 'R1', 'R2', 'R3' and 'R4' are selected from hydrogen atom, fluorine atom, chlorine atom, cyano, thiocyanato cyanide, five fluoride thiocyanato, nitrite, linear or branched alkyl chain and Z-Sp-P, and at least one of four for Z-Sp-P. 'Z' is selected from oxygen atom, sulfur atom, methoxy, carbonyl, carboxyl, amine formyl, methylthio, vinyl carbonyl, vinyl carbonylation and single key. 'Sp' is selected from linear or branched alkyl chains and single-key. 'P' is the polymerizable group.

Description

Photo-sensitive monomer, liquid crystal material, liquid crystal panel and preparation method thereof, electrooptical device and preparation method thereof
Technical field
The present invention relates to a kind of electrooptical device and preparation method thereof, relate in particular to a kind of electrooptical device of using macromolecule auxiliary directional technology and preparation method thereof.
Background technology
Liquid crystal panel development a kind of macromolecule auxiliary directional (Polymer-StabilizingAlignment that is called in recent years, the technology of orientation PSA), this technology is that photo-sensitive monomer is sneaked in the liquid crystal layer, treat its arrange after irradiating ultraviolet light, allow photo-sensitive monomer aggregate into stereospecific polymer, the guiding Liquid Crystal Molecules Alignment.Yet the capacity of orientation of the stereospecific polymer of existing photo-sensitive monomer polymerization is not good, and stereospecific polymer can't effectively be put in order liquid crystal molecule.When imposing voltage, mixed and disorderly liquid crystal molecule just needs the very long reaction time whole liquid crystal molecules could be rotated to default angle of inclination, has greatly influenced the display quality of liquid crystal panel thus.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of photo-sensitive monomer, wherein hard-hearted nuclear is coplanar structure, when it is applied to liquid crystal panel manufacturing method, can increase stereospecific polymer after the polymerization to the power of putting in order of liquid crystal molecule, strengthen capacity of orientation.
According to a first aspect of the invention, a kind of photo-sensitive monomer is proposed, as follows with chemical formulation:
Figure S07100442620070215D000011
n＝1～2；
" L 1", " L 2", " L 3", " L 4", " L 5", " L 6" be selected from hydrogen atom, fluorine atom, chlorine atom, cyano group, alkyl, alkyl-carbonyl, alkoxy carbonyl and alkyl carbonyl oxy, wherein alkyl carbonyl oxy comprises carbon atom number between 1～7, and at least one hydrogen atom is replaced by fluorine atom or chlorine atom." R 1", " R 2", " R 3" reach " R 4" be selected from hydrogen atom, fluorine atom, chlorine atom, cyano group, thiocyano, pentafluoride-sulfanyl, nitrite anions, straight or branched alkyl and Z-Sp-P base; wherein the carbon atom number that comprises of straight or branched alkyl between 1～12, and non-conterminous one or two-CH 2-Ji by oxygen atom, sulphur atom, stretch vinyl, carbonyl, carboxyl, carbonyl sulfide or alkynyl and replaced." R 1", " R 2", " R 3" reach " R 4" four wherein at least one is the Z-Sp-P base." Z " is selected from oxygen atom, sulphur atom, methoxyl, carbonyl, carboxyl, amine formyl, methyl mercapto, vinyl carbonyl, carbonyl ethenyl and singly-bound." Sp " is selected from straight or branched alkyl and singly-bound, wherein the contained carbon atom number of straight or branched alkyl between 1～8, and non-conterminous one or-CH 2-Ji is replaced by oxygen atom or sulphur atom." P " is a polymerizable groups.
According to a second aspect of the invention, propose a kind of liquid crystal material and comprise liquid crystal molecule and above-mentioned photo-sensitive monomer.
According to a third aspect of the invention we, propose a kind of liquid crystal panel and comprise above-mentioned liquid crystal material, and this photo-sensitive monomer that it comprised is aggregated into a polymer film, with as an oriented film.
According to a forth aspect of the invention, propose a kind of electrooptical device and comprise above-mentioned liquid crystal panel.
According to a fifth aspect of the invention, propose a kind of manufacture method of liquid crystal panel, comprise step: a pair of substrate (a) is provided; (b) inject liquid crystal material, between this is to substrate, and this liquid crystal material comprises liquid crystal molecule and above-mentioned photo-sensitive monomer; And (c) apply energy and come from this substrate, with this photo-sensitive monomer of polymerization be convenient to form polymer film in this at least one of substrate, with as an oriented film.
According to a sixth aspect of the invention, propose a kind of manufacture method of electrooptical device, comprise the manufacture method of above-mentioned liquid crystal panel.
Adopt the present invention, because the center stone of the photo-sensitive monomer of present embodiment is a coplanar structure, the capacity of orientation for liquid crystal molecule when it is polymerized to stereospecific polymer is very strong, makes liquid crystal panel have good directional effect.And the center stone structure of the photo-sensitive monomer of present embodiment has strong absorption peak in 300-400nm, because it is more weak or give out light wavelength below 400nm to have fluorescence, therefore fluorescence can effectively be suppressed after connecting reactive group.That is to say that the polymer film in the liquid crystal layer can't produce color or luminous doubt.Therefore, when the show image, its display color and efficient can be kept previous level to the use polymer film of present embodiment, and can not be affected as the liquid crystal panel of oriented film or electrooptical device.
For foregoing of the present invention can be become apparent, a preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:
Description of drawings
Figure 1A～Fig. 1 D illustrates the making process flow diagram according to a kind of liquid crystal panel of a preferred embodiment of the present invention;
Fig. 2 illustrates the synoptic diagram of the electrooptical device of preferred embodiment of the present invention.
Wherein, Reference numeral:
100: liquid crystal panel 110: upper substrate
112: oriented film 120: infrabasal plate
122: oriented film 130: liquid crystal molecule
140: photo-sensitive monomer 145: polymer film
150: electronic component 200: electrooptical device
Embodiment
The present invention proposes a kind of photo-sensitive monomer, when it is applied to liquid crystal panel manufacturing method, can increase the put in order power of photo-sensitive monomer to liquid crystal molecule, shortens the process time, and strengthens capacity of orientation simultaneously.Chemical general formula, preferred embodiment and the synthetic method of the following photo-sensitive monomer of explanation are earlier put off until some time later the bright method that these photo-sensitive monomers is applied to make liquid crystal panel.
Photo-sensitive monomer:
The present invention proposes a kind of photo-sensitive monomer, and the dihedral angle (dihedral angle) of wherein hard-hearted nuclear (hard core) structure is very little, even is coplanar structure.Therefore, not only the power of putting in order to liquid crystal molecule is very strong, can shorten the process time, and is after the photo-sensitive monomer polymerization, also good more for the capacity of orientation of liquid crystal molecule.The photo-sensitive monomer that the present invention proposes is as follows with chemical formulation:
Figure S07100442620070215D000031
Wherein, n is between 1～2;
" L 1", " L 2", " L 3", " L 4", " L 5", " L 6" be selected from hydrogen atom, fluorine atom, chlorine atom, cyano group (cyano), alkyl (alkyl), alkyl-carbonyl (alkylcarbonyl), alkoxy carbonyl (alkoxycarbonyl) and alkyl carbonyl oxy (alkylcarbonyloxy).Preferably, alkyl carbonyl oxy comprises carbon atom number between 1～7, and at least one hydrogen atom is replaced by fluorine atom or chlorine atom.
" R 1", " R 2", " R 3" reach " R 4" be selected from hydrogen atom, fluorine atom, chlorine atom, cyano group (cyano ,-CN), thiocyano (thiocyanato ,-SCN), pentafluoride-sulfanyl (pentafluoro-lambda～6～-sulfanyl ,-SF 5H), nitrite anions (nitrite ,-NO 2), straight or branched alkyl (alkyl) and Z-Sp-P base.The carbon atom number that the straight or branched alkyl comprises between 1～12, and non-conterminous one or two-CH 2-Ji by oxygen atom, sulphur atom, stretch vinyl (vinylene ,-CH=CH-), carbonyl (carbonyl, C=O), carboxyl (caroboxyl ,-COO-), carbonyl sulfide (carbothio, S-CO-,-CO-S-) or alkynyl (al kyne) replace.
Preferably, " R 1", " R 2", " R 3" reach " R 4" four wherein at least one is the Z-Sp-P base.More preferably, as " R 1", " R 2", " R 3" reach " R 4" wherein two be Z 1-Sp 1-P 1Base and Z 2-Sp 2-P 2The time, be formed in the photo-sensitive monomer symmetrically.
" Z " is selected from oxygen atom, sulphur atom, methoxyl (methyoxy ,-OCH 2-), carbonyl (carbonyl, C=O), carboxyl (caroboxyl ,-COO-), amine formyl (carbamoy l ,-CO-N 0R-,-N 0R-CO-), methyl mercapto (methylthio ,-CH 2S-,-SCH 2-), vinyl carbonyl (ethenylcarbonyl ,-CH=CH-COO-), carbonyl ethenyl (carbonylethenyl ,-COO-CH=CH-) and singly-bound.
" Sp " is selected from straight or branched alkyl and singly-bound, wherein the contained carbon atom number of straight or branched alkyl between 1～8, and non-conterminous one or two-CH 2-Ji is replaced by oxygen atom or sulphur atom.
" P " is a polymerizable groups.Preferably, " P " is selected from acrylate-based (acrylate), methacrylate (methacrylate), vinyl (vinyl), ethyleneoxy (vinyloxy), propylene ether (propenyl ether), epoxy radicals (expoxy), group I, II, III, IV and V;
Group I is as follows with chemical formulation:
" U " is selected from hydrogen atom, methyl (methyl), fluorine atom, trifluoromethyl (trifluoromethyl ,-CF 3) and phenyl (Phenyl);
Group II is as follows with chemical formulation:
Figure S07100442620070215D000051
" X " is selected from hydrogen atom, methyl (methyl), fluorine atom, trifluoromethyl (trifluoromethyl ,-CF 3) and phenyl (Phenyl);
Group III is pyrrole-2, and 5-dione is as follows with chemical formulation:
Figure S07100442620070215D000052
Group IV is as follows with chemical formulation:
Figure S07100442620070215D000053
" Y " is selected from hydrogen atom, methyl (methyl), fluorine atom, trifluoromethyl (trifluoromethyl ,-CF 3) and phenyl (Phenyl);
Group V is as follows with chemical formulation:
" Q " is selected from hydrogen atom, methyl (methyl), fluorine atom, trifluoromethyl (trifluoromethyl ,-CF 3) and phenyl (Phenyl).
Hereinafter, we enumerate several groups and implement the enforcement sample attitude that example illustrates photo-sensitive monomer, and as follows with chemical formulation, but are not limited thereto:
Wherein, n=1, " R 1", " R 4", " L 1", " L 2", " L 3", " L 4", " L 5", " L 6" all be hydrogen atom, " R 2" and " R 3" be the Z-Sp-P base, wherein " Z " is oxygen atom, and " Sp " is ethyl, and " P " is methacrylate (methacrylate);
Figure S07100442620070215D000062
Wherein, n=1, " R 1", " R 4", " L 1", " L 2", " L 3", " L 4", " L 5", " L 6" all be hydrogen atom, " R 2" and " R 3" be the Z-Sp-P base, wherein " Z " is oxygen atom, and " Sp " is ethyl, and " P " is that group IV and wherein " Y " are fluorine atom;
Figure S07100442620070215D000063
Wherein, n=1, " R 1", " R 4", " L 1", " L 2", " L 3", " L 4", " L 5", " L 6" all be hydrogen atom, " R 2" and " R 3" be the Z-Sp-P base, wherein " Z " is oxygen atom, " Sp " be ethyl, " P " is group IV and wherein " Y " be trifluoromethyl;
Figure S07100442620070215D000064
Wherein, n=1, " R 1", " R 4", " L 1", " L 2", " L 3", " L 4", " L 5", " L 6" all be hydrogen atom, " R 2" and " R 3" be the Z-Sp-P base, wherein " Z " is oxygen atom, and " Sp " is ethyl, and " P " is that group IV and wherein " Y " are phenyl;
Figure S07100442620070215D000071
Wherein, n=1, " R 1", " R 4", " L 1", " L 2", " L 3", " L 4", " L 5", " L 6" all be hydrogen atom, " R 2" and " R 3" be the Z-Sp-P base, wherein " Z " is oxygen atom, " Sp " is ethyl, " P " be group III (pyrrole-2,5-dione).
Below enumerate compound 2 again and be another embodiment, so that its synthetic method to be described.Photo-sensitive monomer for example is a compound 2, n=1 wherein, " R 1", " R 4", " L 1", " L 2", " L 3", " L 4", " L 5", " L 6" all be hydrogen atom, " R 2", " R 3" all be the Z-Sp-P base, its " Z " reaches " Sp " all is singly-bound, " P " is methacrylate (methacrylate).The chemical constitution of compound 2 represents that with Chemical formula 2 its synthesis mode is expressed as follows with chemical equation:
For the compound 2 shown in the synthetic above-mentioned chemical equation, at first with 2 of 2.4 grams, 10 mMs, 6-Dihydroxyanthraquinone is dissolved in the sodium carbonate (Na of 150 milliliters of 2.0N 2CO 3) in the solution, lentamente with NaBH 4(4.8g 127mmol) adds in the reaction.Stirring reaction is 3 hours under room temperature, after gas no longer produces, will react reflux 10 minutes.After to be cooled, slowly splash into concentrated hydrochloric acid, carry out acidification reaction.Filter the collecting precipitation thing and use the acetone solution sediment, solution magnesium sulphate (MgSO 4) filtration dewaters and bleed, concentrate then and vacuumize, get the rufous solid, carry out purifying by tubing string chromatography (as: silica gel tubing string or other) with EA/Hexane=1/1 at last, with ethanol (ethanol) crystallization again, obtain light red brown crystallization, be 2,6-Dihydroxyanthraquinone is through the product 2 of reaction i, 6-Dihydroxyanthracene (representing with Chemical formula 1).
Afterwards, with the product 2 that reaction i obtains, 6-Dihydroxyanthracene proceeds to react ii.At first, with 2 of 0.87 gram, 4.14 mMs, 6-Dihydroxyanthracene inserts in the 250mL reaction unit (as: two-neck bottle or other) and bleeds with the deaeration in condenser de-watering apparatus.Behind the filling nitrogen three times, connect nitrogen on fluid adding apparatus (as: splash into and manage or other), making reactive system is the anaerobic anhydrous state.Triethylamine (the Et that under room temperature, adds 1.16 milliliter of 8.28 mM then 3N) and 50 milliliters of tetrahydrofurans after dewatering (Tetrahydrofuran THF) is stirred to dissolving.Afterwards, inject the methacrylic chloride (methacryloyl chloride) of 0.88 milliliter of 9.11 mM under ice bath, reaction is to every other day under room temperature.With tetrahydrofuran (THF) bleed filter after, collect the filter concentrating under reduced pressure, with ethyl acetate (EthylAcetate, EA) and water extract it, with magnesium sulphate (MgSO 4) filtration that dewaters and bleed, concentrated then vacuumizing gets yellow solid.Carry out purifying by tubing string chromatography (as: silica gel tubing string, or other) at last, use ethyl acetate and hexane ratio to wash, obtain faint yellow solid as the flow of solution of 1:6.Afterwards, can do crystallization again with tetrahydrofuran/methyl alcohol (THF/methanol), the crystallization of generation is the photo-sensitive monomer 2 of present embodiment, and 6-dimethylacrylate oxygen anthracene (2,6-Dimethacryloxyanthracene) (represent) with Chemical formula 2.
The application process of photo-sensitive monomer:
The photo-sensitive monomer that the present invention proposes can be applicable to the polymerization macromolecule auxiliary directional, and (Polymer-Stabilizing Alignment is PSA) in the technology, in order to make liquid crystal panel.Figure 1A～Fig. 1 D illustrates the making process flow diagram according to the liquid crystal panel of a preferred embodiment of the present invention.Details are as follows for the liquid crystal panel manufacturing method of present embodiment.At first, provide a pair of substrate 110 and 120, shown in Figure 1A.Then, inject liquid crystal material between this is to substrate 110 and 120, and liquid crystal material comprises liquid crystal molecule 130 and above-mentioned photo-sensitive monomer 140, shown in Figure 1B.Wherein, the method for injection liquid crystal material comprises formula liquid crystal injecting program (the One Drop Fill that drips; ODF) and liquid crystal suck wherein one of program.And the above-mentioned photo-sensitive monomer 140 that liquid crystal material comprised comprises the monomer of a kind of structure or the mixing of multiple structure.In addition, inject after liquid crystal molecule and the photo-sensitive monomer, preferably, at least one that can apply thermal source and voltage in this to substrate 110 and 120, to help at least one disturbance of liquid crystal molecule 130 and photo-sensitive monomer 140, shown in Fig. 1 C.At least one of above-mentioned thermal source and voltage can repeatedly apply or once apply.When repeatedly applying, at least one of above-mentioned thermal source and voltage is identical or different in fact in each time temperature or magnitude of voltage.In addition, the kenel of voltage comprises direct current, alternating current or above-mentioned combination.For example, when liquid crystal molecule 130 is subjected to driven and when rotating, liquid crystal molecule can be with the photo-sensitive monomer rotation and arrange shown in Fig. 1 C, but be not limited to this, at least one that also can not apply thermal source and voltage to substrate 110 and 120, and carries out next program in this.
Then, apply energy and come from this at least one of substrate 110 and 120, with polymerization photo-sensitive monomer 140 be convenient to form polymer film 145 in this at least one of substrate, to be used as an oriented film, preferably, shown in Fig. 1 D, illustrate polymer film 145 in this to substrate on, but be not limited thereto.Energy source for example is that visible light source, ultraviolet source or other can cause the light source of the photo-sensitive monomer polyreaction of present embodiment.
In addition, if will increase directional effect, can form another oriented film earlier at least one of upper substrate and infrabasal plate, for example be that substrate 110 comprises oriented film 112 and substrate 120 comprises oriented film 122, shown in Figure 1A, go up in this oriented film (as: first oriented film) again and form above-mentioned polymer film 145 (as: second oriented film), can promote directional effect further.Wherein, the orientation method of another oriented film comprises in the mode of traditional brushing and with at least one of the mode of rayed orientation.
Center stone (hard core) structure that it should be noted that the photo-sensitive monomer 140 of present embodiment is a copline, and the capacity of orientation for liquid crystal molecule after it is polymerized to stereospecific polymer is very strong, makes liquid crystal panel have good directional effect.
Please refer to Fig. 2, it illustrates the synoptic diagram of the electrooptical device of preferred embodiment of the present invention.Can be combined into an electrooptical device 200 with electronic component 150 by the described display panels 100 of the foregoing description.Electronic component 150 comprises as control element, executive component, treatment element, input element, memory element, driving element, light-emitting component, protecting component, sensing element, detecting element or other function element or above-mentioned combination.And the type of electrooptical device comprises the panel in portable product (as mobile phone, video camera, camera, notebook, game machine, wrist-watch, music player, electronic mail transceiver, map navigator, digital photo or similar products like), video and audio product (as audio-visual projector or similar products like), screen, TV, billboard, the projector etc.In addition, the type of the display panel of the above embodiment of the present invention, classify with at least one of the kenel of the kenel of its pixel electrode and liquid crystal molecule, comprise penetrating type, semi penetration type, reflection-type, vertical orientation type (VA), horizontal switch type (IPS), multiple domain vertical orientation type (MVA), twisted nematic (TN), super-twist nematic (STN), pattern vertical orientation type (PVA), super pattern vertical orientation type (S-PVA), the advanced person is type (ASV) with great visual angle, fringe field switch type (FFS), continuous fireworks shape arrange type (CPA), rotational symmetry is arranged micella type (ASM), optical compensation curved arrange type (OB), super horizontal switch type (S-IPS), advanced super horizontal switch type (AS-IPS), extreme edge electric field switch type (UFFS), the stabilizing polymer orthotype, double vision angle type (dual-view), three visual angle types (triple-view), or other profile plate, or above-mentioned combination.
The disclosed photo-sensitive monomer of the above embodiment of the present invention, liquid crystal material, liquid crystal panel and manufacture method and electrooptical device and preparation method thereof have multiple advantages and comprise:
1. directional effect is good.Because the center stone of the photo-sensitive monomer of present embodiment is a coplanar structure, the capacity of orientation for liquid crystal molecule when it is polymerized to stereospecific polymer is very strong, makes liquid crystal panel have good directional effect.
2. it is photochromic not influence demonstration.The center stone structure of the photo-sensitive monomer of present embodiment has strong absorption peak in 300-400nm, because it is more weak or give out light wavelength below 400nm to have fluorescence, therefore fluorescence can effectively be suppressed after connecting reactive group.That is to say that the polymer film in the liquid crystal layer can't produce color or luminous doubt.Thus, when the show image, its display color and efficient can be kept previous level to the use polymer film of present embodiment, and can not be affected as the liquid crystal panel of oriented film or electrooptical device.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; being familiar with those of ordinary skill in the art ought can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.

Claims (10)

1. photo-sensitive monomer, as follows with chemical formulation:
Figure FSB00000048508900011
Wherein n is between 1～2;
" L 1", " L 2", " L 3", " L 4", " L 5", " L 6" be selected from fluorine atom, chlorine atom, cyano group;
" R 1", " R 2", " R 3" reach " R 4" be selected from fluorine atom, chlorine atom, cyano group, thiocyano, pentafluoride-sulfanyl, nitrite anions, straight or branched alkyl and Z-Sp-P base, wherein the carbon atom number that comprises of straight or branched alkyl between 1～12, and non-conterminous one or two-CH 2-Ji by oxygen atom, sulphur atom, stretch vinyl, carbonyl, carboxyl, carbonyl sulfide or alkynyl and replaced;
" R 1", " R 2", " R 3" reach " R 4" at least one is the Z-Sp-P base in four;
" Z " is selected from oxygen atom, sulphur atom, methoxyl, carbonyl, carboxyl, amine formyl, methyl mercapto, vinyl carbonyl, carbonyl ethenyl and singly-bound; And
" Sp " is selected from straight or branched alkyl and singly-bound, and wherein the contained carbon atom number of straight or branched alkyl is between 1～8, and non-conterminous one or two-CH 2-Ji is replaced by oxygen atom or sulphur atom;
" P " is group III;
Group III is as follows with chemical formulation:
Figure FSB00000048508900012
。
2. photo-sensitive monomer according to claim 1 is characterized in that, as " R 1", " R 2", " R 3" reach " R 4" when wherein two are the Z-Sp-P base, be formed in the photo-sensitive monomer symmetrically.
3. a liquid crystal material comprises the described photo-sensitive monomer of a liquid crystal molecule and claim 1.
4. a liquid crystal panel comprises the described liquid crystal material of claim 3, and this photo-sensitive monomer that it comprised is aggregated into a polymer film, to be used as an oriented film.
5. an electrooptical device comprises the described liquid crystal panel of claim 4.
6. the manufacture method of a liquid crystal panel comprises:
A pair of substrate is provided;
Inject a liquid crystal material, between this is to substrate, and this liquid crystal material comprises a liquid crystal molecule and a photo-sensitive monomer, and this photo-sensitive monomer comprises one or more compounds, and is as follows with chemical formulation:
Figure FSB00000048508900021
Wherein, n is between 1～2;
" L 1", " L 2", " L 3", " L 4", " L 5", " L 6" be selected from fluorine atom, chlorine atom, cyano group;
" R 1", " R 2", " R 3" reach " R 4" be selected from fluorine atom, chlorine atom, cyano group, thiocyano, pentafluoride-sulfanyl, nitrite anions, straight or branched alkyl and Z-Sp-P base, wherein the carbon atom number that comprises of straight or branched alkyl between 1～12, and non-conterminous one or two-CH 2-Ji by oxygen atom, sulphur atom, stretch vinyl, carbonyl, carboxyl, carbonyl sulfide or alkynyl and replaced;
" R 1", " R 2", " R 3" reach " R 4" at least one is the Z-Sp-P base in four;
" Z " is selected from oxygen atom, sulphur atom, methoxyl, carbonyl, carboxyl, amine formyl, methyl mercapto, vinyl carbonyl, carbonyl ethenyl and singly-bound; And
" Sp " is selected from straight or branched alkyl and singly-bound, wherein the contained carbon atom number of straight or branched alkyl between 1～8, and non-conterminous one or two-CH 2-Ji is replaced by oxygen atom or sulphur atom;
" P " is group III;
Group III is as follows with chemical formulation:
Figure FSB00000048508900031
Apply an energy and come from this substrate, with this photo-sensitive monomer of polymerization form a polymer film in this at least one of substrate, with as an oriented film.
7. method according to claim 6 is characterized in that, also comprise apply a voltage and a thermal source at least one in this to substrate on.
8. method according to claim 6 is characterized in that, as " R 1", " R 2", " R 3" reach " R 4" when wherein two are the Z-Sp-P base, be formed in the photo-sensitive monomer symmetrically.
9. method according to claim 6 is characterized in that, also comprise form another oriented film in this at least one of substrate, to increase directional effect by this oriented film that this photo-sensitive monomer is formed.
10. the manufacture method of an electrooptical device comprises the manufacture method of the described liquid crystal panel of claim 6.
CN2007100004426A 2007-02-07 2007-02-07 Photo-sensitive monomer, liquid crystal material, liquid crystal panel and method of fabrication, photoelectric device and fabricating method thereof Active CN101013262B (en)

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