CN103265959B - TFT (Thin Film Transistor) liquid crystal composite - Google Patents
TFT (Thin Film Transistor) liquid crystal composite Download PDFInfo
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Abstract
The invention discloses a TFT liquid crystal composite, and belongs to the field of liquid crystal display materials. The TFT liquid crystal composite comprises 1-40% (mass percent) of liquid crystal compound of a first component shown in the structural formula I, 1-70% (mass percent) of liquid crystal compound of a second component shown in the structural formula II, 0-30% (mass percent) of liquid crystal compound of a third component shown in the structural formula III and 0-40% (mass percent) of liquid crystal compound of a fourth component shown in the structural formula IV, meanwhile, an optical active substance occupying 0.0%-0.5% (mass percent) of the sum of mass of the first component, the second component, the third component and the fourth component of the liquid crystal composite is also added in the composite. The TFT liquid crystal composite has the characteristics of high charge retention rate, low power consumption, low rotary viscosity and short response time, and is suitable for active matrix electrooptical elements and TFT liquid crystal displayers.
Description
Technical field
The invention belongs to liquid crystal material technical field, be related specifically to a kind of liquid-crystal composition for TFT liquid crystal display device.
Background technology
The 80s and 90s in 20th century is the high-speed developing period of TFT liquid-crystal display, the exploitation that American-European countries and Japanese manufacturer are successively correlated with, until manufacturer of late nineteen eighties Japan just grasps main production technology completely and carries out scale operation.A large amount of uses of TFT-LCD are from notebook computer, and the continuous increase TFT-LCD along with PC demand becomes the main flow of liquid-crystal display.Further developing of technology makes TFT-LCD production cost reduce, and the cathode ray tube (CRT) indicating meter to computer heaviness in 2004 progressively changes to frivolous TFT-LCD, and eventually exceeds the market share of CRT.Enter 2006, the mature T FT-LCD of liquid crystal tv technology shoots up as main flow indicating meter, and the advantage that this and it have is undivided, and its advantage is mainly divided into 5 points:
One, service performance is good.Low pressure applications, low driving voltage; Panelized, frivolous again, save a large amount of starting material and usage space; Reduce power consumption; Display quality from the simplest monochromatic character graphics to high resolving power, high color fidelity of reproduction, high brightness, high-contrast, the video display unit (VDU) of all size model of high response speed; Its display mode has direct viewing type, projection type, perspective formula and the multiple display modes such as reflective.
Two, environmental protection characteristic is good.TFT-LCD is radiationless, flicker free, harmless to the health of user, particularly the appearance of TFT-LCD electronic book, the mankind will be brought into paperless office, and without the paper printing epoch, cause mankind's study, propagates and remember the revolution of planting civilized mode.
Three, the scope of application is wide.Can normally use in the temperature ranges of-20 DEG C to 50 DEG C, the TFT-LCD low-temperature working temperature through excess temperature consolidation process can reach subzero 80 DEG C.Both can be used as mobile terminal display, terminal console shows, and can make large-curtain projecting TV set again, be the full-size video display terminal of excellent property.
Four, the level of automation of manufacturing technology is high.
Five, TFT-LCD is easy to integrated and updates.
The principal feature of liquid crystal flat panel display from the above mentioned, therefore liquid crystal material quality characteristic used to liquid crystal flat panel display it is also proposed higher requirement, and liquid-crystal composition itself should have high electric charge conservation rate, high resistivity, low ion concns, reduce power consumption, low rotary viscosity.
Summary of the invention
The technical issues that need to address of the present invention are to provide a kind of liquid-crystal composition, have high electric charge conservation rate, reduce power consumption, low rotary viscosity, time of response fast feature, are applicable to active matrix electrooptic element and TFT LCD.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
TFT liquid-crystal composition, comprise by mass percentage for the first component shown in the structural formula I of 1 ~ 40% liquid crystalline cpd, 1 ~ 70% structural formula II shown in second component liquid crystalline cpd, 0 ~ 30% structural formula III shown in three components liquid crystalline cpd, 0 ~ 40% structural formula IV shown in the liquid crystalline cpd of Four composition
In formula:
R
2, R
3, R
4, R
5, R
6hydrogen respectively, the alkyl of 1 ~ 10 carbon atom, one or more hydrogen in the alkyl of 1 ~ 10 carbon atom are replaced by fluorine atoms the group of formation, the alkoxyl group of 1 ~ 10 carbon atom, one or more hydrogen in the alkoxyl group of 1 ~ 10 carbon atom are replaced by fluorine atoms the group of formation, the alkenyl of 2 ~ 10 carbon atoms, one or more hydrogen in the alkenyl of 2 ~ 10 carbon atoms are replaced by fluorine atoms the group of formation, 3 ~ 8 carbon atom alkenyloxies, in 3 ~ 8 carbon atom alkenyloxies, one or more hydrogen is replaced by fluorine atoms the one wherein of the group of formation,
X
1, X
2, X
3, X
5, X
6hydrogen or fluorine respectively;
X
4, R
1be following radicals 1. ~ 3. described in any one of group,
1. group is-H ,-Cl ,-F ,-CN ,-OCN ,-OCF
3,-CF
3,-CHF
2,-CH
2f ,-OCHF
2,-SCN ,-NCS ,-SF
5, the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms or 2 ~ 15 carbon atoms the one wherein of alkene oxygen base,
Group be 2. group 1. described in the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms, 2 ~ 15 carbon atoms alkene oxygen base in one or more-CH
2-by-CH=CH-,-C ≡ C-,-COO-,-OOC-, tetramethylene base, pentamethylene base ,-O-or-S-replace the group that is not directly connected of the Sauerstoffatom that formed wherein a kind of,
Group be 3. group 2. described in group in one or more hydrogen by fluorine, chlorine replace the group that formed, or group 1. described in the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms, 2 ~ 15 carbon atoms alkene oxygen base in one or more hydrogen by fluorine, chlorine replace group wherein a kind of of being formed;
A, b be respectively 0,1,2 or 3, c be 1 or 2, and a+b+c≤5;
D, e, f, g are one of them numerical value of 0,1,2 or 3 respectively;
be respectively
or singly-bound is wherein a kind of;
Z
1, Z
2, Z
3singly-bound ,-CH respectively
2-,-CH
2-CH
2-,-(CH
2)
3-,-(CH
2)
4-,-CH=CH-,-C ≡ C-,-COO-,-OOC-,-CF
2o-,-OCH
2-,-CH
2o-,-OCF
2-,-CF
2cH
2-,-CH
2cF
2-,-C
2f
4-or-CF=CF-'s is wherein a kind of.
Owing to have employed technique scheme, the technical progress that the present invention obtains is:
Polar monomer compound contained in TFT liquid-crystal composition of the present invention is compared with the difluoromethoxy bridge polar monomer compound contained by other TFT liquid-crystal compositions, there is high electric charge conservation rate, response fast, low rotary viscosity, high resistivity, reduce power consumption etc., high electric charge conservation rate can be maintained at high-temperature area, maintain the fast time of response at low-temperature region, have broad application prospects and using value.
TFT liquid-crystal composition excellent performance of the present invention, there is low-down overall response time, lower voltage, high resistivity and voltage retention, by the adjustment to each component concentration, liquid-crystal composition of the present invention can have different threshold voltages and birefringent characteristic, can make each individual system that client is usually used, uses under being convenient to thick at different liquid crystal cell in different driving voltage.Liquid-crystal composition still can show high resistivity after high temperature, and has excellent high temperature and UV stable performance.Meanwhile, liquid-crystal composition also shows low viscosity, fast-response time, suitable optical anisotropy and suitable dielectric anisotropy, is therefore adapted to the Electro-Optical Display with active array addressing.
Embodiment
Below in conjunction with embodiment, the present invention is described in further details:
Liquid-crystal composition of the present invention can adopt to be produced two or more liquid crystalline cpd blending meanss, as at high temperature mixed different components and method soluble in one another preparation, wherein, liquid-crystal composition to be dissolved in the solvent for this compound and to mix, then under reduced pressure distilling out this solvent; Liquid-crystal composition of the present invention also can according to the preparation method of other routines, and as taked heating, ultrasonic wave, prepared by the modes such as suspension.
During concrete use liquid-crystal composition, require to add optically active substance according to display, the mass percent of optically active substance is with the first component contained in liquid-crystal composition, second component, three components, Four composition quality and count 0.0% ~ 0.5% of its quality for overall.In order to obtain accurately unified data, during measurement, do not add optically active substance.The data obtained all measures by ordinary method.In an embodiment:
Cp represents clearing point (DEG C);
△ n represents optical anisotropy (20 DEG C, 589nm, Abbérefractometer);
△ ε represents dielectric anisotropy, △ ε=ε ∥-ε ⊥, and wherein, ε ∥ is the specific inductivity being parallel to molecular axis, and ε ⊥ is the specific inductivity perpendicular to molecular axis, and test condition is 25 DEG C; 1KHz; HP4284A; 5.2 the left-handed box of micron TN.
TFT liquid-crystal composition provided by the invention, comprise by mass percentage for the first component shown in the structural formula I of 1 ~ 40% liquid crystalline cpd, 1 ~ 70% structural formula II shown in second component liquid crystalline cpd, 0 ~ 30% structural formula III shown in three components liquid crystalline cpd, 0 ~ 40% structural formula IV shown in the liquid crystalline cpd of Four composition
In formula:
R
2, R
3, R
4, R
5, R
6hydrogen respectively, the alkyl of 1 ~ 10 carbon atom, one or more hydrogen in the alkyl of 1 ~ 10 carbon atom are replaced by fluorine atoms the group of formation, the alkoxyl group of 1 ~ 10 carbon atom, one or more hydrogen in the alkoxyl group of 1 ~ 10 carbon atom are replaced by fluorine atoms the group of formation, the alkenyl of 2 ~ 10 carbon atoms, one or more hydrogen in the alkenyl of 2 ~ 10 carbon atoms are replaced by fluorine atoms the group of formation, 3 ~ 8 carbon atom alkenyloxies, in 3 ~ 8 carbon atom alkenyloxies, one or more hydrogen is replaced by fluorine atoms the one wherein of the group of formation,
X
1, X
2, X
3, X
5, X
6hydrogen or fluorine respectively;
X
4, R
1be following radicals 1. ~ 3. described in any one of group,
1. group is-H ,-Cl ,-F ,-CN ,-OCN ,-OCF
3,-CF
3,-CHF
2,-CH
2f ,-OCHF
2,-SCN ,-NCS ,-SF
5, the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms or 2 ~ 15 carbon atoms the one wherein of alkene oxygen base,
Group be 2. group 1. described in the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms, 2 ~ 15 carbon atoms alkene oxygen base in one or more-CH
2-by-CH=CH-,-C ≡ C-,-COO-,-OOC-, tetramethylene base, pentamethylene base ,-O-or-S-replace the group that is not directly connected of the Sauerstoffatom that formed wherein a kind of,
Group be 3. group 2. described in group in one or more hydrogen by fluorine, chlorine replace the group that formed, or group 1. described in the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms, 2 ~ 15 carbon atoms alkene oxygen base in one or more hydrogen by fluorine, chlorine replace group wherein a kind of of being formed;
A, b be respectively 0,1,2 or 3, c be 1 or 2, and a+b+c≤5;
D, e, f, g are one of them numerical value of 0,1,2 or 3 respectively;
be respectively
or singly-bound is wherein a kind of;
Z
1, Z
2, Z
3singly-bound ,-CH respectively
2-,-CH
2-CH
2-,-(CH
2)
3-,-(CH
2)
4-,-CH=CH-,-C ≡ C-,-COO-,-OOC-,-CF
2o-,-OCH
2-,-CH
2o-,-OCF
2-,-CF
2cH
2-,-CH
2cF
2-,-C
2f
4-or-CF=CF-'s is wherein a kind of.
The present invention has the compound preferably compound shown in following I-a to I-i of the first component of structural formula I:
In formula:
(F) be hydrogen or fluorine.
The present invention has the compound preferably compound shown in following II-a to II-l of the second component of structural formula II:
The present invention has the compound preferably compound shown in following III-a to III-f of the three components of structural formula III:
The present invention has the compound preferably compound shown in following IV-a to IV-v of the Four composition of structural formula IV:
Also add optically active substance in described TFT liquid-crystal composition, the addition of optically active substance be by mass percentage the first component, second component, three components, Four composition quality sum 0.0% ~ 0.5%.
Embodiment 1
The performance perameter of this liquid-crystal composition is: cp:90 DEG C; △ n:0.105; △ ε: 8.2.
Embodiment 2
The performance perameter of this liquid-crystal composition is: cp:92 DEG C; △ n:0.100; △ ε: 7.2.
Embodiment 3
The performance perameter of this liquid-crystal composition is: cp:90 DEG C; △ n:0.110; △ ε: 7.5.
Embodiment 4
The performance perameter of this liquid-crystal composition is: cp:90 DEG C; △ n:0.100; △ ε: 7.5.
Embodiment 5
The performance perameter of this liquid-crystal composition is: cp:91 DEG C; △ n:0.106; △ ε: 8.5.
Embodiment 6
The performance perameter of this liquid-crystal composition is: cp:90 DEG C; △ n:0.103; △ ε: 8.3.
Embodiment 7
The performance perameter of this liquid-crystal composition is: cp:91 DEG C; △ n:0.105; △ ε: 8.0.
Embodiment 8
The performance perameter of this liquid-crystal composition is: cp:91.5 DEG C; △ n:0.101; △ ε: 7.8.
Embodiment 9
The performance perameter of this liquid-crystal composition is: CP:91 DEG C; △ n:0.105; △ ε: 7.9.
As can be seen from the performance perameter detected result of above-mentioned 9 embodiments, TFT liquid-crystal composition provided by the invention, has higher clearing point, suitable optical anisotropy value and the some anisotropy that is situated between.Its clearing point cp is at 90 ~ 92 DEG C, optical anisotropy Δ n scope is 0.100 ~ 0.110, dielectric anisotropy △ ε scope is 7.2 ~ 8.5, liquid-crystal composition provided by the invention is applicable to the liquid-crystal display of various uses, be particularly useful in active matrix electrooptic element and liquid-crystal display, for the manufacture of the TFT-LCD of response fast.
Although the present invention only lists particular compound and the proportioning mass percentage of above-mentioned 9 embodiments, and carried out performance test, but TFT liquid-crystal composition of the present invention can on the basis of above-described embodiment, utilize structural formula I involved in the present invention, II, compound representated by III, IV and structural formula I, II, III, the preferred compound of IV expands further and revises, and all can reach object of the present invention.
Claims (2)
1.TFT liquid-crystal composition, it is characterized in that: comprise by mass percentage for the first component shown in the structural formula I of 1 ~ 40% liquid crystalline cpd, 1 ~ 44% structural formula II shown in second component liquid crystalline cpd, from the liquid crystalline cpd of the three components shown in the structural formula III being greater than 0 to 30%, liquid crystalline cpd from Four composition shown in the structural formula IV being greater than 0 to 40%
In formula:
R
2, R
3, R
4, R
5, R
6hydrogen respectively, the alkyl of 1 ~ 10 carbon atom, one or more hydrogen in the alkyl of 1 ~ 10 carbon atom are replaced by fluorine atoms the group of formation, the alkoxyl group of 1 ~ 10 carbon atom, one or more hydrogen in the alkoxyl group of 1 ~ 10 carbon atom are replaced by fluorine atoms the group of formation, the alkenyl of 2 ~ 10 carbon atoms, one or more hydrogen in the alkenyl of 2 ~ 10 carbon atoms are replaced by fluorine atoms the group of formation, 3 ~ 8 carbon atom alkenyloxies, in 3 ~ 8 carbon atom alkenyloxies, one or more hydrogen is replaced by fluorine atoms the one wherein of the group of formation,
X
1, X
2, X
3, X
5, X
6hydrogen or fluorine respectively;
X
4, R
1be following radicals 1. ~ 3. described in any one of group,
1. group is-H ,-Cl ,-F ,-CN ,-OCN ,-OCF
3,-CF
3,-CHF
2,-CH
2f ,-OCHF
2,-SCN ,-NCS ,-SF
5, the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms or 2 ~ 15 carbon atoms the one wherein of alkene oxygen base,
Group be 2. group 1. described in the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms, 2 ~ 15 carbon atoms alkene oxygen base in one or more-CH
2-by-CH=CH-,-C ≡ C-,-COO-,-OOC-, tetramethylene base, pentamethylene base ,-O-or-S-replace the group that is not directly connected of the Sauerstoffatom that formed wherein a kind of,
Group be 3. group 2. described in group in one or more hydrogen by fluorine, chlorine replace the group that formed, or group 1. described in the alkyl of 1 ~ 15 carbon atom, the alkoxyl group of 1 ~ 15 carbon atom, the thiazolinyl of 2 ~ 15 carbon atoms, 2 ~ 15 carbon atoms alkene oxygen base in one or more hydrogen by fluorine, chlorine replace group wherein a kind of of being formed;
A, b be respectively 0,1,2 or 3, c be 1 or 2, and a+b+c≤5;
D, e, f, g are one of them numerical value of 0,1,2 or 3 respectively;
be respectively
or singly-bound is wherein a kind of;
Z
1, Z
2, Z
3singly-bound ,-CH respectively
2-,-CH
2-CH
2-,-(CH
2)
3-,-(CH
2)
4-,-CH=CH-,-C ≡ C-,-COO-,-OOC-,-CF
2o-,-OCH
2-,-CH
2o-,-OCF
2-,-CF
2cH
2-,-CH
2cF
2-,-C
2f
4-or-CF=CF-'s is wherein a kind of;
The described compound with structural formula I is selected from the compound shown in following I-b to I-i:
In formula:
(F) be hydrogen or fluorine;
The described compound with structural formula II is selected from the compound shown in following II-b to II-k:
The described compound with structural formula III is selected from the compound shown in following III-a to III-e:
The described compound with structural formula IV is selected from the compound shown in following IV-a to IV-v:
2. TFT liquid-crystal composition according to claim 1, it is characterized in that: in described liquid-crystal composition, also add optically active substance, the addition of optically active substance be by mass percentage the first component, second component, three components, Four composition quality sum 0.0% ~ 0.5%.
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| CN103305232B (en) * | 2013-06-14 | 2015-07-01 | 石家庄诚志永华显示材料有限公司 | Nematic phase liquid crystal composition |
| CN103509561B (en) * | 2013-09-25 | 2015-09-09 | 石家庄诚志永华显示材料有限公司 | A kind of positive dielectric anisotropy liquid crystal composition of quick response |
| CN104560054B (en) * | 2013-10-22 | 2017-05-03 | 江苏和成显示科技股份有限公司 | Liquid crystal composition and liquid crystal display device |
| CN103664540B (en) * | 2013-11-29 | 2016-06-08 | 晶美晟光电材料（南京）有限公司 | Liquid-crystal compounds, its preparation method, the liquid crystal compound that comprises it and application thereof |
| CN103773384B (en) * | 2014-01-27 | 2015-07-15 | 北京八亿时空液晶科技股份有限公司 | Liquid crystal compound containing cyclopentyl and pentafluoro-allyloxy and liquid crystal composition thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5759443A (en) * | 1996-07-26 | 1998-06-02 | Rolic Ag | Cyclopentyl derivatives |
| CN101544893A (en) * | 2009-05-07 | 2009-09-30 | 石家庄永生华清液晶有限公司 | Liquid crystal composition and liquid crystal display element |
| CN102585840A (en) * | 2011-12-23 | 2012-07-18 | 北京八亿时空液晶科技股份有限公司 | Liquid crystal composition containing cyclopentyl compounds |
| CN102924243A (en) * | 2012-03-27 | 2013-02-13 | 石家庄诚志永华显示材料有限公司 | Liquid crystal compound containing cyclopentyl and difluorometheneoxy linking group, preparation method and applications thereof |
| CN102994098A (en) * | 2012-05-03 | 2013-03-27 | 石家庄诚志永华显示材料有限公司 | TFT (Thin Film Transistor) liquid crystal composition and preparation method and application thereof |
| CN103254905A (en) * | 2013-04-25 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Liquid crystal display composition |
| CN103254912A (en) * | 2013-05-30 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Nematic phase liquid crystal composition |
| CN103254903A (en) * | 2013-04-27 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Liquid crystal compound containing difluoro-methylene key bridge, preparation method thereof and composition containing liquid crystal compound |
| CN103254906A (en) * | 2013-05-10 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Liquid crystal composition containing difluoro methoxyl ether compounds |
| CN103289709A (en) * | 2013-06-04 | 2013-09-11 | 石家庄诚志永华显示材料有限公司 | Quick-response nematic phase type liquid crystal composite |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101978024B (en) * | 2008-02-08 | 2014-05-07 | 晶美晟光电材料（南京）有限公司 | Liquid crystals comprising cyclopentane groups |
-
2013
- 2013-06-09 CN CN201310229485.7A patent/CN103265959B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5759443A (en) * | 1996-07-26 | 1998-06-02 | Rolic Ag | Cyclopentyl derivatives |
| CN101544893A (en) * | 2009-05-07 | 2009-09-30 | 石家庄永生华清液晶有限公司 | Liquid crystal composition and liquid crystal display element |
| CN102585840A (en) * | 2011-12-23 | 2012-07-18 | 北京八亿时空液晶科技股份有限公司 | Liquid crystal composition containing cyclopentyl compounds |
| CN102924243A (en) * | 2012-03-27 | 2013-02-13 | 石家庄诚志永华显示材料有限公司 | Liquid crystal compound containing cyclopentyl and difluorometheneoxy linking group, preparation method and applications thereof |
| CN102994098A (en) * | 2012-05-03 | 2013-03-27 | 石家庄诚志永华显示材料有限公司 | TFT (Thin Film Transistor) liquid crystal composition and preparation method and application thereof |
| CN103254905A (en) * | 2013-04-25 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Liquid crystal display composition |
| CN103254903A (en) * | 2013-04-27 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Liquid crystal compound containing difluoro-methylene key bridge, preparation method thereof and composition containing liquid crystal compound |
| CN103254906A (en) * | 2013-05-10 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Liquid crystal composition containing difluoro methoxyl ether compounds |
| CN103254912A (en) * | 2013-05-30 | 2013-08-21 | 石家庄诚志永华显示材料有限公司 | Nematic phase liquid crystal composition |
| CN103289709A (en) * | 2013-06-04 | 2013-09-11 | 石家庄诚志永华显示材料有限公司 | Quick-response nematic phase type liquid crystal composite |
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