WO2016082510A1 - 一种含有二氟甲氧基桥键的液晶化合物、组合物及其应用 - Google Patents
一种含有二氟甲氧基桥键的液晶化合物、组合物及其应用 Download PDFInfo
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- WO2016082510A1 WO2016082510A1 PCT/CN2015/080515 CN2015080515W WO2016082510A1 WO 2016082510 A1 WO2016082510 A1 WO 2016082510A1 CN 2015080515 W CN2015080515 W CN 2015080515W WO 2016082510 A1 WO2016082510 A1 WO 2016082510A1
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- compound
- liquid crystal
- single bond
- phenyl group
- crystal compound
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- 0 *Oc(cc1F)cc(F)c1F Chemical compound *Oc(cc1F)cc(F)c1F 0.000 description 3
- BUDQDWGNQVEFAC-UHFFFAOYSA-N C1COC=CC1 Chemical compound C1COC=CC1 BUDQDWGNQVEFAC-UHFFFAOYSA-N 0.000 description 1
- XDULDLLYFGXFCE-UHFFFAOYSA-N Fc(cc(cc1F)OC2OCCCC2)c1F Chemical compound Fc(cc(cc1F)OC2OCCCC2)c1F XDULDLLYFGXFCE-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
- C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/0403—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit the structure containing one or more specific, optionally substituted ring or ring systems
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL 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
- G02F1/00—Devices 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
- G02F1/01—Devices 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
- G02F1/13—Devices 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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
- C09K2019/0466—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the linking chain being a -CF2O- chain
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/3004—Cy-Cy
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/301—Cy-Cy-Ph
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/3016—Cy-Ph-Ph
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
- C09K2019/3422—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom the heterocyclic ring being a six-membered ring
Definitions
- liquid crystal materials as environmental materials in the fields of information display materials and organic optoelectronic materials has great research value and beautiful application prospects.
- Liquid crystal materials have many advantages as new display materials, such as extremely low power consumption and low driving voltage. At the same time, compared with other materials, it also has the advantages of small size, light weight, long life, large display information, no electromagnetic radiation, etc., and can be adapted to various information display requirements, especially in TFT-LCD products.
- a 1 is selected from a single bond or a 1,4-phenyl group, wherein each of H in the 1,4-phenyl group may be independently substituted with one or more halogens;
- a 1 is selected from a single bond or a 1,4-phenyl group, wherein each of H in the 1,4-phenyl group may be independently substituted with one or more fluorine elements;
- L 1 and L 2 are each independently selected from H or F;
- R is selected from H and unsubstituted alkyl groups having 1 to 5 carbon atoms
- a second object of the present invention is to provide a preparation method of a liquid crystal compound containing a difluoromethoxy bridge, and the synthesis route of the preparation method is as follows:
- the present invention also claims a liquid crystal composition containing a liquid crystal compound of a difluoromethoxy bridge.
- the liquid crystal compound containing a difluoromethoxy bridge is added in a reasonable manner, and the amount is preferably from 1 to 80%, more preferably from 3 to 50%. It is expected by those skilled in the art that based on the addition of the above liquid crystal compound, the dielectric anisotropy of the conventional liquid crystal composition can be further improved, and the technical effect of lowering the driving voltage of the device can be obtained.
- the use of the above compound or composition in a liquid crystal display device includes, but is not limited to, a TN, ADS, FFS or IPS liquid crystal display.
- a liquid crystal display device When the liquid crystal composition is applied to a liquid crystal display device, there is an advantage that the driving voltage is lowered.
- ⁇ 1 represents the rotational viscosity (mPa ⁇ s) at 25 °C.
- ⁇ n optical anisotropy, and no is refractive index (589 nm, 25 ° C);
- reaction solution was suction filtered, and the filter cake was extracted once with 400 ml of toluene, filtered again, and the filter cake was rinsed with toluene.
- the filtrate was combined, washed four times with sodium chloride aqueous solution, and the solvent was evaporated to dryness. Recrystallization of ethanol. It was recrystallized three times with 2 times ethanol and 1x toluene, and filtered to dry a white solid. Theoretical yield: 235.7 g, actual yield: 82.5 g, yield 35.0%.
- ⁇ 1 is 202 mPa ⁇ s.
- Mass spectrometry fragmentation 239, 267, 367, 528 (molecular ion peak);
- ⁇ n 0.506
- ⁇ 1 was 57 mPa ⁇ s.
- Mass spectrometry fragmentation 163, 191, 291, 452 (molecular ion peak);
- liquid crystal monomers used in the following compositions were all supplied by Beijing 800 Million Time Liquid Crystal Technology Co., Ltd.
- the contents of the respective components in the examples represent the mass percentages unless otherwise specified.
- liquid crystal compound The following parts by weight of the liquid crystal compound were taken and a liquid crystal composition was prepared.
- the specific ratios and the performance parameters of the obtained liquid crystal composition are shown in the following table.
- liquid crystal compound having a difluoromethyl ether bridge structure in the TN, IPS, FFS, and ADS-TFT modes are shown in Tables 1 and 2. Meanwhile, in order to verify the properties of the liquid crystal compound of the present invention, a liquid crystal composition formed by not adding the above compound and adding a conventional dielectric anisotropic compound was further introduced for performance comparison, and the results are shown in Tables 1 to 4.
- a liquid crystal composition in which a compound of the present invention is directly added or a compound of the present invention is used in place of a conventional dielectric anisotropic compound has a moderate rotational viscosity, a moderate ⁇ n value, and a high charge retention ratio. In particular, it has a large dielectric anisotropy.
- liquid crystal compositions to which other liquid crystal compounds having a difluoromethyl ether bridge structure provided by the present invention are added can obtain the same excellent optical and electrical properties.
- the present invention provides a liquid crystal compound and a liquid crystal composition containing the same, which has the characteristics of low rotational viscosity, large dielectric anisotropy, good mutual solubility, and stable performance, and can be applied to a composition to lower the liquid crystal display device. Drive voltage.
- the liquid crystal display device of the present invention includes, but is not limited to, a TN, ADS, FFS or IPS liquid crystal display.
- the liquid crystal compound/liquid crystal composition of the present invention has broad application prospects and good industrial applicability in the field of liquid crystal display.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (10)
- 根据权利要求1所述的化合物,其特征在于:R选自H和未取代或其中一个或多个H由氟元素取代的含有1-5个碳原子的烷基或烷氧基;A1选自单键或1,4-苯基,其中1,4-苯基中的H各自独立地可被一个或多个氟元素取代;L1和L2各自独立地选自H或F;Z1为单键。
- 根据权利要求1或2所述的化合物,其特征在于:R选自H和未取代含有1-5个碳原子的烷基;A1选自单键或1,4-苯基,其中1,4-苯基中的H各自独立地可被一个或多个氟元素取代;L1和L2均为H;Z1为单键。
- 权利要求1-5任一项所述化合物的制备方法,其特征在于:合成路线如下:具体包括如下步骤:(a)以化合物II-1为起始原料,以弱酸为催化剂,二氯甲烷为溶剂,在室温与二氢吡喃反应,得到化合物II-2;(b)化合物II-2以四氢呋喃为溶剂,氮气保护,在-75℃~-85℃,与丁基锂反应,形成锂试剂;再与碘甲烷反应,得到化合物II-3;(c)化合物II-3以对甲苯磺酸吡啶鎓为催化剂,搅拌加热反应得到化合物II-4;(d)化合物II-5以四氢呋喃为溶剂,氮气保护,在低温下,与丁基锂反应,形成锂试剂;再与二氟二溴甲烷反应,得到化合物II-6;(e)化合物II-4与化合物II-6,以二甲基亚砜和水为溶剂,四丁基溴化铵为催化剂,碳酸钾为缚酸剂,反应得到目标化合物I;其中,R、A1、Z1、L1及L2的指代同上。
- 含有权利要求1-5任一项所述液晶化合物的液晶组合物。
- 根据权利要求7所述的组合物,其特征在于:所述液晶化合物的加入量为1-80%。
- 根据权利要求8所述的组合物,其特征在于:所述液晶化合物的加入量为3-50%。
- 权利要求1-5任一项所述液晶化合物或权利要求7-9任一项所述组合物在液晶显示领域的应用。
Priority Applications (4)
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JP2017531932A JP6306270B2 (ja) | 2014-11-27 | 2015-06-01 | ジフルオロメトキシ架橋結合を有する液晶化合物、組成物及びその応用 |
DE112015005355.7T DE112015005355T5 (de) | 2014-11-27 | 2015-06-01 | Flüssigkristallverbindung mit difluormethoxybrücke, zusammensetzung und anwendung davon |
US15/521,210 US10494569B2 (en) | 2014-11-27 | 2015-06-01 | Liquid crystal compound containing difluoromethoxy bridge, composition and application thereof |
KR1020177017604A KR102347008B1 (ko) | 2014-11-27 | 2015-06-01 | 디플루오로메톡시 브릿지결합을 포함하는 액정 화합물, 조성물 및 이의 응용 |
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CN201410707262.1A CN104479688B (zh) | 2014-11-27 | 2014-11-27 | 一种含有二氟甲氧基桥键的液晶化合物、组合物及其应用 |
CN201410707262.1 | 2014-11-27 |
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US (1) | US10494569B2 (zh) |
JP (1) | JP6306270B2 (zh) |
KR (1) | KR102347008B1 (zh) |
CN (1) | CN104479688B (zh) |
DE (1) | DE112015005355T5 (zh) |
TW (1) | TWI564372B (zh) |
WO (1) | WO2016082510A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US10494570B2 (en) | 2014-11-27 | 2019-12-03 | Beijing Bayi Space Lcd Technology Co., Ltd | Liquid crystal compound containing difluormethoxy bridge, composition and application thereof |
US10494569B2 (en) | 2014-11-27 | 2019-12-03 | Beijing Bayi Space Lcd Technology Co., Ltd | Liquid crystal compound containing difluoromethoxy bridge, composition and application thereof |
US10584086B2 (en) | 2014-11-20 | 2020-03-10 | Beijing Bayi Space Lcd Technology Co., Ltd | Liquid crystal compound containing a difluormethoxy bridge and application thereof |
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CN104774623B (zh) * | 2015-03-13 | 2017-03-01 | 北京八亿时空液晶科技股份有限公司 | 一种液晶组合物及其应用 |
KR20160123974A (ko) * | 2015-04-15 | 2016-10-26 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 이에 사용되는 액정 조성물 |
US9783735B2 (en) * | 2015-04-15 | 2017-10-10 | Samsung Display Co., Ltd. | Liquid crystal display device and liquid crystal composition used therefor |
CN106065329B (zh) * | 2015-04-28 | 2018-03-30 | 北京八亿时空液晶科技股份有限公司 | 一种含有二氟甲氧基桥键的液晶化合物、组合物及其应用 |
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CN105131972B (zh) * | 2015-09-02 | 2017-07-07 | 石家庄诚志永华显示材料有限公司 | 含有二甲基苯和二氟亚甲氧基连接基团的液晶化合物及其制备方法与应用 |
KR20170040101A (ko) * | 2015-10-02 | 2017-04-12 | 주식회사 동진쎄미켐 | 액정 조성물 |
CN109423302B (zh) * | 2017-08-21 | 2021-01-15 | 北京八亿时空液晶科技股份有限公司 | 一种具有高透过率的液晶组合物及其应用 |
DE102018116373A1 (de) | 2018-07-06 | 2020-01-09 | Schaeffler Technologies AG & Co. KG | Katalysatoranordnung für ein Elektrolyseursystem oder ein Brennstoffzellensystem, Elektrolyseursystem, Brennstoffzellensystem, Verwendung einer Katalysatoranordnung und Verfahren zur Herstellung einer Katalysatoranordnung |
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US10584086B2 (en) | 2014-11-20 | 2020-03-10 | Beijing Bayi Space Lcd Technology Co., Ltd | Liquid crystal compound containing a difluormethoxy bridge and application thereof |
US10494570B2 (en) | 2014-11-27 | 2019-12-03 | Beijing Bayi Space Lcd Technology Co., Ltd | Liquid crystal compound containing difluormethoxy bridge, composition and application thereof |
US10494569B2 (en) | 2014-11-27 | 2019-12-03 | Beijing Bayi Space Lcd Technology Co., Ltd | Liquid crystal compound containing difluoromethoxy bridge, composition and application thereof |
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TW201619358A (zh) | 2016-06-01 |
KR20170121151A (ko) | 2017-11-01 |
US20170349830A1 (en) | 2017-12-07 |
TWI564372B (zh) | 2017-01-01 |
KR102347008B1 (ko) | 2022-01-03 |
JP6306270B2 (ja) | 2018-04-04 |
CN104479688B (zh) | 2016-06-29 |
DE112015005355T5 (de) | 2017-08-17 |
US10494569B2 (en) | 2019-12-03 |
JP2017529449A (ja) | 2017-10-05 |
CN104479688A (zh) | 2015-04-01 |
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