ATE247682T1 - Negative doppelbrechende rigid-rod polymerfilme - Google Patents

Negative doppelbrechende rigid-rod polymerfilme

Info

Publication number
ATE247682T1
ATE247682T1 AT95937566T AT95937566T ATE247682T1 AT E247682 T1 ATE247682 T1 AT E247682T1 AT 95937566 T AT95937566 T AT 95937566T AT 95937566 T AT95937566 T AT 95937566T AT E247682 T1 ATE247682 T1 AT E247682T1
Authority
AT
Austria
Prior art keywords
negative birefringence
polymer backbone
rigidity
linearity
plane orientation
Prior art date
Application number
AT95937566T
Other languages
English (en)
Inventor
Frank W Harris
Stephen Z D Cheng
Original Assignee
Univ Akron
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univ Akron filed Critical Univ Akron
Application granted granted Critical
Publication of ATE247682T1 publication Critical patent/ATE247682T1/de

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/19—Hydroxy compounds containing aromatic rings
    • C08G63/193—Hydroxy compounds containing aromatic rings containing two or more aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/265—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from at least two different diamines or at least two different dicarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/44—Polyester-amides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1039—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors comprising halogen-containing substituents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
    • C08G73/106—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing silicon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
    • C08G73/1064—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing sulfur
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
    • C08G73/1071—Wholly aromatic polyimides containing oxygen in the form of ether bonds in the main chain
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1075—Partially aromatic polyimides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/14—Polyamide-imides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/16—Polyester-imides
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/02—Number of plates being 2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31721—Of polyimide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31725—Of polyamide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Secondary Cells (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AT95937566T 1994-10-13 1995-10-12 Negative doppelbrechende rigid-rod polymerfilme ATE247682T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/322,314 US5580950A (en) 1993-04-21 1994-10-13 Negative birefringent rigid rod polymer films
PCT/US1995/013551 WO1996011967A1 (en) 1994-10-13 1995-10-12 Negative birefringent rigid rod polymer films

Publications (1)

Publication Number Publication Date
ATE247682T1 true ATE247682T1 (de) 2003-09-15

Family

ID=23254331

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95937566T ATE247682T1 (de) 1994-10-13 1995-10-12 Negative doppelbrechende rigid-rod polymerfilme

Country Status (10)

Country Link
US (1) US5580950A (de)
EP (1) EP0788526B1 (de)
JP (1) JPH10508048A (de)
KR (1) KR100375109B1 (de)
AT (1) ATE247682T1 (de)
CA (1) CA2201928C (de)
DE (1) DE69531550T2 (de)
MX (1) MX9702612A (de)
TW (1) TW321675B (de)
WO (1) WO1996011967A1 (de)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139771A (en) * 1997-04-04 2000-10-31 Displaytech, Inc. Mesogenic materials with anomalous birefringence dispersion and high second order susceptibility (X.sup.(2)).
US5974150A (en) * 1997-09-30 1999-10-26 Tracer Detection Technology Corp. System and method for authentication of goods
US5867239A (en) * 1997-10-17 1999-02-02 Minnesota Mining And Manufacturing Company Wide angle optical retarder
JP2001139950A (ja) * 1999-11-18 2001-05-22 Konica Corp 光学異方性材料、光学補償フィルム及び液晶表示素子
US7089420B1 (en) 2000-05-24 2006-08-08 Tracer Detection Technology Corp. Authentication method and system
US7152047B1 (en) 2000-05-24 2006-12-19 Esecure.Biz, Inc. System and method for production and authentication of original documents
US7162035B1 (en) 2000-05-24 2007-01-09 Tracer Detection Technology Corp. Authentication method and system
JP2003306558A (ja) * 2001-11-02 2003-10-31 Nitto Denko Corp 光学フィルムとその製造方法、および光学素子、画像表示装置
EP1469328A4 (de) 2002-01-23 2007-01-03 Nitto Denko Corp Optischer film, mehrschicht-polarisationsplatte, flüssigkristallanzeige damit und spontanemissionsanzeige
US6819382B2 (en) * 2002-01-24 2004-11-16 Nitto Denko Corporation Method for producing substrate of liquid crystal cell and method for producing liquid crystal panel
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WO2003091766A1 (en) * 2002-04-23 2003-11-06 Nitto Denko Corporation Polarizer, polarization light source and image displayunit using them
TW200305507A (en) 2002-04-26 2003-11-01 Nitto Denko Corp Process for producing birefringent film
JP2004004150A (ja) * 2002-05-13 2004-01-08 Sumitomo Chem Co Ltd 積層位相差フィルム及びそれを用いた液晶表示装置
CN1296733C (zh) 2002-05-24 2007-01-24 日东电工株式会社 光学薄膜
US7046443B2 (en) * 2002-07-24 2006-05-16 Nitto Denko Corporation Anisotropic light scattering element, anisotropic light scattering polarizing plate using the same, and image display device using the same
TW200404842A (en) * 2002-07-30 2004-04-01 Nitto Denko Corp Optical film and manufacturing method thereof
US6964795B2 (en) * 2002-08-02 2005-11-15 Eastman Kodak Company Multilayer optical compensator, liquid crystal display, and process
US20040021815A1 (en) 2002-08-02 2004-02-05 Eastman Kodak Company Liquid crystal cell with compensator layer and process
EP1387210A1 (de) * 2002-08-02 2004-02-04 Eastman Kodak Company Kompensatorschicht und Flüssigkristallanzeige mit einer solchen Schicht
US8171567B1 (en) 2002-09-04 2012-05-01 Tracer Detection Technology Corp. Authentication method and system
CN100343308C (zh) * 2002-10-31 2007-10-17 东丽株式会社 脂环式或芳族聚酰胺、聚酰胺膜、使用所述聚酰胺或聚酰胺膜的光学部件以及聚酰胺的共聚物
TW200506467A (en) 2002-12-19 2005-02-16 Nitto Denko Corp Birefringent optical film, elliptically polarizing plate using the same, and liquid crystal
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JP4044485B2 (ja) 2003-05-02 2008-02-06 日東電工株式会社 光学フィルム、その製造方法、およびそれを用いた偏光板
US6937310B2 (en) * 2003-05-16 2005-08-30 Eastman Kodak Company Compensation films for LCDs
SI21526A (sl) * 2003-05-16 2004-12-31 Institut "Jožef Stefan" Visoko kontrastni tekočekristalni svetlobno preklopni element s širokim vidnim kotom
JP2005054173A (ja) * 2003-07-18 2005-03-03 Toray Ind Inc プラスチック基板
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US20090226642A1 (en) * 2005-08-03 2009-09-10 E. I. Du Pont De Nemours And Company Low color polyimide compositions useful in optical type applications and methods and compositions relating thereto
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TWI259287B (en) * 2005-10-27 2006-08-01 Optimax Tech Corp Fabrication method of optical compensation film
JP4709287B2 (ja) * 2006-01-13 2011-06-22 エルジー・ケム・リミテッド 液晶表示装置用ネガティブｃタイプの位相差補償材
TW200811492A (en) * 2006-07-12 2008-03-01 Nitto Denko Corp Polarizing plate with optical compensation layer, method of producing the same, and liquid crystal panel, liquid crystal display, and image display including the same
KR100955571B1 (ko) * 2007-01-05 2010-04-30 주식회사 엘지화학 트리아진 구조의 아미노 수지가 혼합된 폴리아릴레이트수지를 포함하는 광학필름용 수지 조성물 및 이를 이용하여제조된 광학필름
US8889043B2 (en) 2007-03-29 2014-11-18 Akron Polymer Systems, Inc. Optical films cast from styrenic fluoropolymer solutions
US8802238B2 (en) * 2007-03-29 2014-08-12 Akron Polymer Systems, Inc. Optical compensation films based on fluoropolymers
US8435636B2 (en) 2007-03-29 2013-05-07 Akron Polymer Systems, Inc. Optical compensation films of brominated styrenic polymers and related methods
EP2138871B1 (de) 2007-04-18 2015-06-17 Tosoh Corporation Optische kompensationsschicht, optisch kompensierende folie und herstellungsverfahren dafür
JP4927690B2 (ja) * 2007-11-27 2012-05-09 日東電工株式会社 光学フィルム、及びその製造方法
JP5197062B2 (ja) * 2008-02-20 2013-05-15 日東電工株式会社 複屈折フィルムおよび偏光素子
US7995196B1 (en) 2008-04-23 2011-08-09 Tracer Detection Technology Corp. Authentication method and system
US20100208180A1 (en) * 2009-01-12 2010-08-19 Harris Frank W Negative Birefringement Polyester Films For LCD
JP5383299B2 (ja) * 2009-04-16 2014-01-08 日東電工株式会社 光学フィルム、およびその製造方法
EP2442163B1 (de) * 2009-06-19 2019-05-22 Nitto Denko Corporation Verfahren zur herstellung eines optischen films, optischer film, laminierte polarisierungsplatte und bildanzeigevorrichtung
US8900656B2 (en) * 2009-06-19 2014-12-02 Nitto Denko Corporation Method for producing optical film, optical film, and image display
JP2011065142A (ja) * 2009-08-15 2011-03-31 Nitto Denko Corp 液晶パネルおよび液晶表示装置
US8466252B2 (en) 2009-11-26 2013-06-18 Kaneka Corporation Optical film, optical film manufacturing method, transparent substrate, image display device, and solar cell
JP5668481B2 (ja) * 2010-01-14 2015-02-12 東レ株式会社 芳香族ポリアミドおよび芳香族ポリアミドフィルム
US8836879B2 (en) 2010-06-10 2014-09-16 Apple Inc. Displays with minimized curtain mura
US8853723B2 (en) 2010-08-18 2014-10-07 E. I. Du Pont De Nemours And Company Light emitting diode assembly and thermal control blanket and methods relating thereto
US9457496B2 (en) 2011-03-23 2016-10-04 Akron Polymer Systems, Inc. Aromatic polyamide films for transparent flexible substrates
US9856376B2 (en) 2011-07-05 2018-01-02 Akron Polymer Systems, Inc. Aromatic polyamide films for solvent resistant flexible substrates
CN103987763B (zh) 2011-08-19 2017-12-29 阿克伦聚合物体系有限公司 热稳定的低双折射共聚聚酰亚胺膜
US8871882B2 (en) 2012-02-14 2014-10-28 Akron Polymer Systems, Inc. Method for the preparation of styrenic fluoropolymers
WO2013170135A1 (en) * 2012-05-11 2013-11-14 Akron Polymer Systems, Inc. Thermally stable, flexible substrates for electronic devices
KR102273687B1 (ko) 2018-05-17 2021-07-05 주식회사 엘지화학 액정 배향제 조성물, 이를 이용한 액정 배향막의 제조 방법, 및 이를 이용한 액정 배향막
KR102710589B1 (ko) 2018-10-08 2024-09-26 삼성전자주식회사 적층 필름, 및 적층 필름을 포함하는 표시 장치
WO2020138042A1 (ja) * 2018-12-28 2020-07-02 住友化学株式会社 光学フィルム、フレキシブル表示装置及びポリアミドイミド系樹脂
KR20210110647A (ko) * 2018-12-28 2021-09-08 스미또모 가가꾸 가부시키가이샤 광학 필름, 플렉시블 표시 장치 및 폴리아미드이미드계 수지
CN111378279A (zh) * 2018-12-28 2020-07-07 住友化学株式会社 光学膜
CN113227211A (zh) * 2018-12-28 2021-08-06 住友化学株式会社 聚酰胺系树脂、光学膜及柔性显示装置
CN111381295A (zh) * 2018-12-28 2020-07-07 住友化学株式会社 光学膜

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4307226A (en) * 1980-05-15 1981-12-22 General Electric Company Soluble polyesterimide resins
US4478913A (en) * 1980-10-08 1984-10-23 General Electric Company Blended polyesterimide-polyesteramideimide electrical coating compositions
US4362861A (en) * 1980-12-23 1982-12-07 Schenectady Chemicals, Inc. Polyesterimide
DE3718396A1 (de) * 1987-06-02 1988-12-22 Bayer Ag Thermotrope polyesterimide mit ausgezeichneter verarbeitbarkeit, verfahren zu ihrer herstellung und ihre verwendung zur herstellung von formkoerpern, filamenten, fasern und folien
US5071997A (en) * 1989-07-20 1991-12-10 University Of Akron Polyimides comprising substituted benzidines
US5128782A (en) * 1989-08-22 1992-07-07 Wood Lawson A Liquid crystal display unit which is back-lit with colored lights
EP0424951B1 (de) * 1989-10-27 1995-01-25 Fuji Photo Film Co., Ltd. Flüssigkristallanzeige
US5130827A (en) * 1990-09-10 1992-07-14 Litton Systems, Inc. Display cell having active and passive areas
US5321097A (en) * 1990-12-20 1994-06-14 Mitsubishi Gas Chemical Company, Inc. Heat-resistant resin composition
DE4101379A1 (de) * 1991-01-18 1992-07-23 Basf Ag N-substituierte polyamidimide
US5196953A (en) * 1991-11-01 1993-03-23 Rockwell International Corporation Compensator for liquid crystal display, having two types of layers with different refractive indices alternating
US5310856A (en) * 1993-01-11 1994-05-10 Industrial Technology Research Institute High-transparent and heat-resistant polyesterimide
US5344916A (en) * 1993-04-21 1994-09-06 The University Of Akron Negative birefringent polyimide films

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EP0788526A1 (de) 1997-08-13
EP0788526A4 (de) 1998-01-07
DE69531550D1 (de) 2003-09-25
KR970706334A (ko) 1997-11-03
US5580950A (en) 1996-12-03
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EP0788526B1 (de) 2003-08-20
CA2201928C (en) 2007-05-08

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