KR900009800A - 광학 필름 - Google Patents

광학 필름

Info

Publication number: KR900009800A
Authority: KR; South Korea
Prior art keywords: optical film; optical; film
Prior art date: 1988-12-27

Application number

KR1019890019596A

Other languages

English (en)

Other versions

KR0135519B1 (ko

Inventor

기미시게 나카무라

도요카쓰 오카다

가쭈아키 사카쿠라

Original Assignee

수미토모 가가꾸 고오교 가부시끼가이샤

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.)

1988-12-27

Filing date

1989-12-27

Publication date

1990-07-05

1989-12-27 Application filed by 수미토모 가가꾸 고오교 가부시끼가이샤 filed Critical 수미토모 가가꾸 고오교 가부시끼가이샤

1990-07-05 Publication of KR900009800A publication Critical patent/KR900009800A/ko

1998-04-23 Application granted granted Critical

1998-04-23 Publication of KR0135519B1 publication Critical patent/KR0135519B1/ko

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
- 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
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Medicinal Chemistry (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Materials Engineering (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Polarising Elements (AREA)
Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

KR1019890019596A 1988-12-27 1989-12-27 광학 필름 KR0135519B1 (ko)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP33107788		1988-12-27
JP88-331077		1988-12-27

Publications (2)

Publication Number	Publication Date
KR900009800A true KR900009800A (ko)	1990-07-05
KR0135519B1 KR0135519B1 (ko)	1998-04-23

Family

ID=18239595

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1019890019596A KR0135519B1 (ko)	1988-12-27	1989-12-27	광학 필름

Country Status (5)

Country	Link
EP (1)	EP0376696B1 (ko)
KR (1)	KR0135519B1 (ko)
CA (1)	CA2006662A1 (ko)
DE (1)	DE68913490T2 (ko)
HK (1)	HK99794A (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07104450B2 (ja) *	1990-10-17	1995-11-13	スタンレー電気株式会社	二軸性光学素子とその製造方法
JP2988636B2 (ja) *	1990-11-28	1999-12-13	鐘淵化学工業株式会社	光学等方性を有するポリアリレートフィルムおよびその製造方法
JP2632242B2 (ja) *	1990-11-30	1997-07-23	富士写真フイルム株式会社	位相差フィルムの製造方法
US5550661A (en) *	1993-11-15	1996-08-27	Alliedsignal Inc.	Optical phase retardation film
TW397928B (en) *	1993-12-22	2000-07-11	Sumitomo Chemical Co	Process for prodoucing phase retarder film
US5654394A (en) *	1994-04-08	1997-08-05	Toray Industries, Inc.	Thermoplastic resin film
WO1996010483A1 (fr) *	1994-09-30	1996-04-11	Kanegafuchi Kagaku Kogyo Kabushiki Kaisha	Feuille en plastique optique stratifiee resistant a la chaleur et son procede de production
FR2726919B1 (fr) *	1994-11-14	1996-12-13	Thomson Lcd	Dispositif d'affichage a cristal liquide utilisant des films birefringents
US5867239A (en) *	1997-10-17	1999-02-02	Minnesota Mining And Manufacturing Company	Wide angle optical retarder
US7011881B2 (en)	2000-07-25	2006-03-14	Fuji Photo Film Co., Ltd.	Polymer resin film and its production
JP2002074749A (ja) *	2000-08-30	2002-03-15	Sony Corp	光学記録媒体およびその製造方法
WO2002093213A1 (fr) *	2001-05-10	2002-11-21	Nippon Kayaku Kabushiki Kaisha	Compose cristallin liquide et film a dephasage l'utilisant
US7744969B2 (en) *	2006-03-23	2010-06-29	Sumitomo Chemical Company, Limited	Retardation film and method for production thereof
EP2985146A1 (de)	2014-08-15	2016-02-17	Evonik Röhm GmbH	Schicht-Verbund

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4536240A (en) *	1981-12-02	1985-08-20	Advanced Semiconductor Products, Inc.	Method of forming thin optical membranes
CA1307151C (en) *	1987-02-02	1992-09-08	Shuji Kitamura	Phase retarder

1989
- 1989-12-27 DE DE68913490T patent/DE68913490T2/de not_active Expired - Fee Related
- 1989-12-27 EP EP89313613A patent/EP0376696B1/en not_active Expired - Lifetime
- 1989-12-27 KR KR1019890019596A patent/KR0135519B1/ko not_active IP Right Cessation
- 1989-12-27 CA CA002006662A patent/CA2006662A1/en not_active Abandoned
1994
- 1994-09-15 HK HK99794A patent/HK99794A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0376696B1 (en)	1994-03-02
KR0135519B1 (ko)	1998-04-23
DE68913490D1 (de)	1994-04-07
HK99794A (en)	1994-09-23
EP0376696A1 (en)	1990-07-04
CA2006662A1 (en)	1990-06-27
DE68913490T2 (de)	1994-07-07

Legal Events

Date	Code	Title	Description
1994-09-07	A201	Request for examination
1997-10-29	E701	Decision to grant or registration of patent right
1998-01-14	GRNT	Written decision to grant
2001-01-05	FPAY	Annual fee payment	Payment date: 20010105 Year of fee payment: 4
2002-01-15	LAPS	Lapse due to unpaid annual fee

Publication	Publication Date	Title
KR890700786A (ko)	1989-04-27	반사성 필름
MX163513B (es)	1992-05-25	Casete de pelicula
BR8901394A (pt)	1989-11-07	Estojo de filme
BR8901361A (pt)	1989-11-07	Estojo de filme
DK376389D0 (da)	1989-08-01	Optisk foeler
FI891846A0 (fi)	1989-04-18	Optisk avbrytare.
KR900006769A (ko)	1990-05-08	광학센서
DK480689A (da)	1990-03-31	Lyslederapparat
BR8604756A (pt)	1987-08-04	Pelicula optica
DE69126744D1 (de)	1997-08-14	Optischer Plattenspieler
DE69021356D1 (de)	1995-09-07	Beschlagfreier Film.
DE69119314D1 (de)	1996-06-13	Optischer Plattenspieler
FI912295A0 (fi)	1991-05-10	Optisk hastighetsbestaemning.
BR8905826A (pt)	1990-06-12	Pelicula flexivel
DK73689A (da)	1989-08-20	Plastfilm
DE68928073D1 (de)	1997-07-03	Linsemesser
KR900009800A (ko)	1990-07-05	광학 필름
DE69124342D1 (de)	1997-03-06	Optischer Plattenspieler
DE69118668D1 (de)	1996-05-15	Optischer Plattenspieler
IT8867721A0 (it)	1988-07-29	Occhiali
DE68928420D1 (de)	1997-12-04	Optische Abtastvorrichtung
DE68929041T2 (de)	2000-02-24	Optische Abtastvorrichtung
BR8907497A (pt)	1991-05-28	Conjunto fotografico
DK256489D0 (da)	1989-05-26	Plastfilm
ATA19889A (de)	1993-07-15	Rolladen