DE69829780D1 - Optischer film und verfahren zu dessen herstellung - Google Patents

Optischer film und verfahren zu dessen herstellung

Info

Publication number
DE69829780D1
DE69829780D1 DE69829780T DE69829780T DE69829780D1 DE 69829780 D1 DE69829780 D1 DE 69829780D1 DE 69829780 T DE69829780 T DE 69829780T DE 69829780 T DE69829780 T DE 69829780T DE 69829780 D1 DE69829780 D1 DE 69829780D1
Authority
DE
Germany
Prior art keywords
production
optical film
optical
film
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69829780T
Other languages
English (en)
Other versions
DE69829780T2 (de
Inventor
W Merrill
Ronald J Tabar
Peter D Condo
Richard C Allen
Timothy J Nevitt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Priority claimed from US09/066,455 external-priority patent/US6260851B1/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69829780D1 publication Critical patent/DE69829780D1/de
Application granted granted Critical
Publication of DE69829780T2 publication Critical patent/DE69829780T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3008—Polarising elements comprising dielectric particles, e.g. birefringent crystals embedded in a matrix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00—Layered products
    • 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
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24595—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness and varying density
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
DE69829780T 1998-01-13 1998-12-10 Optischer film und verfahren zu dessen herstellung Expired - Lifetime DE69829780T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/066,455 US6260851B1 (en) 1995-10-30 1996-10-30 Composite gasket and assembly comprising such a gasket
US66455 1997-11-24
PCT/US1998/026331 WO1999036812A1 (en) 1998-01-13 1998-12-10 An optical film and process for manufacture thereof

Publications (2)

Publication Number Publication Date
DE69829780D1 true DE69829780D1 (de) 2005-05-19
DE69829780T2 DE69829780T2 (de) 2006-04-27

Family

ID=36917253

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69829780T Expired - Lifetime DE69829780T2 (de) 1998-01-13 1998-12-10 Optischer film und verfahren zu dessen herstellung

Country Status (9)

Country Link
US (2) US6179948B1 (de)
EP (1) EP1047965B1 (de)
JP (2) JP2003526802A (de)
KR (1) KR100605431B1 (de)
CN (2) CN1268947C (de)
AU (1) AU1722799A (de)
BR (1) BR9814584A (de)
DE (1) DE69829780T2 (de)
WO (1) WO1999036812A1 (de)

Families Citing this family (155)

* Cited by examiner, † Cited by third party
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DE69435174D1 (de) 1993-12-21 2009-01-15 Minnesota Mining & Mfg Mehrschichtiger optischer Film
DE69629471T2 (de) * 1995-06-26 2004-06-09 Minnesota Mining And Mfg. Co., Saint Paul Hintergrundbeleuchtungsvorrichtung mit mehrschichtfilmreflektor
BR9707766A (pt) * 1996-02-29 1999-07-27 Minnesota Mining & Mfg Corpo ótico
US6627300B1 (en) 1997-10-12 2003-09-30 3M Innovative Properties Company Optical device containing polymeric material domains having different degrees of randomness
US7023602B2 (en) * 1999-05-17 2006-04-04 3M Innovative Properties Company Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter and color separation and recombination prisms
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US6654170B1 (en) * 1999-10-12 2003-11-25 3M Innovative Properties Company Optical device having continuous and disperse phases
US6449093B2 (en) 1999-10-12 2002-09-10 3M Innovative Properties Company Optical bodies made with a birefringent polymer
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AU2001296447A1 (en) * 2000-10-11 2002-04-22 3M Innovative Properties Company Method for making optical devices from homopolymers
JP3928842B2 (ja) * 2001-04-05 2007-06-13 日東電工株式会社 偏光板及び表示装置
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US20030090012A1 (en) * 2001-09-27 2003-05-15 Allen Richard Charles Methods of making polarization rotators and articles containing the polarization rotators
US7153122B2 (en) 2002-05-28 2006-12-26 3M Innovative Properties Company Apparatus for making transversely drawn films with substantially uniaxial character
EP1565302A1 (de) * 2002-10-24 2005-08-24 3M Innovative Properties Company Verfahren zur herstellung von optischen elementen mit hohem gewinn mit einer kontinuierlichen und einer dispersiven phase
US6936209B2 (en) * 2002-11-27 2005-08-30 3M Innovative Properties Company Methods and devices for processing polymer films
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US7132065B2 (en) * 2003-02-12 2006-11-07 3M Innovative Properties Company Process for manufacturing polymeric optical film
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US7405784B2 (en) * 2003-02-12 2008-07-29 3M Innovative Properties Company Compensators for liquid crystal displays with biaxially stretched single film with crystallization modifier
US7927703B2 (en) * 2003-04-11 2011-04-19 3M Innovative Properties Company Adhesive blends, articles, and methods
US7329465B2 (en) 2004-10-29 2008-02-12 3M Innovative Properties Company Optical films incorporating cyclic olefin copolymers
EP1858559A2 (de) * 2005-03-12 2007-11-28 Steris, Inc. Aufblasbares dekontaminationssystem
US9709700B2 (en) * 2005-04-06 2017-07-18 3M Innovative Properties Company Optical bodies including rough strippable boundary layers
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US20060290253A1 (en) * 2005-06-23 2006-12-28 Fusion Optix, Inc. Enhanced Diffusing Plates, Films and Backlights
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JP5184806B2 (ja) * 2006-04-11 2013-04-17 富士フイルム株式会社 透明熱可塑性フィルムの製造方法および透明熱可塑性フィルム
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KR100605431B1 (ko) 2006-07-28
CN1268947C (zh) 2006-08-09
CN1285923A (zh) 2001-02-28
WO1999036812A1 (en) 1999-07-22
DE69829780T2 (de) 2006-04-27
EP1047965A1 (de) 2000-11-02
BR9814584A (pt) 2001-10-23
JP2003526802A (ja) 2003-09-09
CN1525198A (zh) 2004-09-01
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US6179948B1 (en) 2001-01-30
AU1722799A (en) 1999-08-02

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