KR910001424A - 다방향성 광 제어 필름 - Google Patents

다방향성 광 제어 필름 Download PDF

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Publication number
KR910001424A
KR910001424A KR1019900008964A KR900008964A KR910001424A KR 910001424 A KR910001424 A KR 910001424A KR 1019900008964 A KR1019900008964 A KR 1019900008964A KR 900008964 A KR900008964 A KR 900008964A KR 910001424 A KR910001424 A KR 910001424A
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South Korea
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light control
control film
multidirectional light
multidirectional
crystal
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KR1019900008964A
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English (en)
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KR100195592B1 (ko
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알렉산터 벨루스 피터
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도날드 밀러 셀
미네소타 마이닝 앤드 매뉴팩츄어링 컴패니
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Publication of KR910001424A publication Critical patent/KR910001424A/ko
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/14—Advertising or display means not otherwise provided for using special optical effects displaying different signs depending upon the view-point of the observer
    • 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
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
    • B29C70/62—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres the filler being oriented during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • B29K2105/126—Whiskers, i.e. reinforcement in the form of monocrystals
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16—Fillers
    • B29K2105/18—Fillers oriented
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • Y10T428/257—Iron oxide or aluminum oxide
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/258—Alkali metal or alkaline earth metal or compound thereof

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Marketing (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Ophthalmology & Optometry (AREA)
  • Accounting & Taxation (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
  • Liquid Crystal (AREA)
  • Soft Magnetic Materials (AREA)
  • Optical Communication System (AREA)

Abstract

내용 없음

Description

다방향성 광 제어 필름
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 양호한 실시예를 도시한 확대 단면도,
제2도는 본발명의 제조과정에서 사용될 수 있는 장치를 도시한 확대 단면도,
제3도는 본 발명의 제2실시예 제조과정에서 사용될 수 있는 다른 장치를 도시한 확대 단면도,
제4도는 본 발명의 제 3실시예를 도시한 확대 단면도,

Claims (10)

  1. 광 투과 물질의 매트릭스와: 상기 매트릭스내에 평행하게 배열된 주축을 갖는 복수의 침상 결정을 구비하는 것을 특징으로 하는 다방향성 광 제어필름.
  2. 제1항에 있어서, 한쌍의 평면 주 표면을 갖는 시트를 추가로 구비하여, 상기 침상 결정은 표면에 수직인 주축을 따라 배열되는 것을 특징으로 하는 다방향성 광 제어 필름.
  3. 제1항에 있어서, 상기 매트릭스는 중합 물질로 된 것을 특징으로 하는 다방향성 광 제어 필름.
  4. 제1항에있어서, 상기 침상결정은 철, 코발트, 감마 산화철, 자철석, 바큠 페라이트 및 크롬 (IV) 디옥시드로 구성된 그룹으로부터 선택되는 것을 특징으로 하는 다방향성 광 제어 필름.
  5. 제1항에 있어서, 상기 침상 결정은 약 5보다 큰 종횡비를 갖는 것을 특징으로 하는 다방향성 광 제어 필름.
  6. 제1항에 있어서, 상기 침상 결정은 약 2μ보다 적은 단 직경 및 약 10μ보다 큰 주축을 갖는 것을 특징으로하는 다방향성 광 제어 필름.
  7. 제1항에 있어서, 상기 필름은 약 2내지 약 3mil의 두께를 갖는 시트인 것을 특징으로 하는 다방향성 광 제어 필름.
  8. 제1방향으로부터 입사하는 광은 투과하고 제2방향으로부터 입사하는 광은 비투과하는 최소한 제1영역을 갖는 제1항에 따른 다방향성 광 제어 필름 제조방법에 있어서, 소정 형상의 주형에 불투명한 침상 결정과 응고 가능한 액체의 혼합물을 제공하는 단계와: 성형된 혼합물내에서 제1영역의 상기 침상 결정을 서로 평행으로 배열되도록 설치하는 단계와: 설치된 배열상태로 제1영역의 침상 결정을 고정하기 위해 상기 액체를 응고시키는 단계를 구비하는 것을 특징으로 하는 다방향성 광 제어 필름 제조방법.
  9. 제8항에 있어서, 상기 침상 결정은 자기물질로부터 형성되며, 상기 설치 단계는 침상 결정의 방위를 맞추도록 침상 결정을 강한 자계에 노출시키는 단계를 포함하는 것을 특징으로 하는 다방향성 광 제어 필름 제조방법.
  10. 제8항에 있어서, 제2영역의 침상 결정을 서로 평행으로 배열되도록 설치하는 단계와: 상기 설치된 배열상태로 제2영역의 침상 결정을 고정하기 위해 액체를 응고시키는 단계를 추가로 구비하는 것을 특징으로 하는 다방향성 광 제어 필름 제조방법
    ※ 참고사항: 최초출원 내용에 의하여 공개하는 것임.
KR1019900008964A 1989-06-16 1990-06-15 다배향성 광 제어 필름 KR100195592B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/367,489 US5147716A (en) 1989-06-16 1989-06-16 Multi-directional light control film
US367,489 1989-06-16

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KR910001424A true KR910001424A (ko) 1991-01-30
KR100195592B1 KR100195592B1 (ko) 1999-06-15

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US (1) US5147716A (ko)
EP (1) EP0403166B1 (ko)
JP (1) JP3130030B2 (ko)
KR (1) KR100195592B1 (ko)
CA (1) CA2017001C (ko)
DE (1) DE69018131T2 (ko)
ES (1) ES2069689T3 (ko)

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US4877313A (en) * 1986-09-30 1989-10-31 Research Frontiers Incorporated Light-polarizing materials and suspensions thereof

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CA2017001A1 (en) 1990-12-16
DE69018131T2 (de) 1995-11-09
JPH0331804A (ja) 1991-02-12
CA2017001C (en) 2001-04-17
DE69018131D1 (de) 1995-05-04
JP3130030B2 (ja) 2001-01-31
EP0403166B1 (en) 1995-03-29
EP0403166A3 (en) 1991-11-06
US5147716A (en) 1992-09-15
KR100195592B1 (ko) 1999-06-15
EP0403166A2 (en) 1990-12-19
ES2069689T3 (es) 1995-05-16

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