ITRM920346A1 - Pellicola polarizzante contenente un colarante dicroico e procedimento per la sua preparazione. - Google Patents

Pellicola polarizzante contenente un colarante dicroico e procedimento per la sua preparazione.

Info

Publication number
ITRM920346A1
ITRM920346A1 IT000346A ITRM920346A ITRM920346A1 IT RM920346 A1 ITRM920346 A1 IT RM920346A1 IT 000346 A IT000346 A IT 000346A IT RM920346 A ITRM920346 A IT RM920346A IT RM920346 A1 ITRM920346 A1 IT RM920346A1
Authority
IT
Italy
Prior art keywords
colarant
dichroic
procedure
preparation
polarizing film
Prior art date
Application number
IT000346A
Other languages
English (en)
Inventor
Toshiaki Ishibashi
Friedrich Lehr
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Publication of ITRM920346A0 publication Critical patent/ITRM920346A0/it
Publication of ITRM920346A1 publication Critical patent/ITRM920346A1/it
Application granted granted Critical
Publication of IT1254356B publication Critical patent/IT1254356B/it

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/215—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylethane or diarylethene
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/36—Trisazo dyes of the type
    • C09B35/362—D is benzene
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/60—Pleochroic dyes
    • C09K19/601—Azoic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polarising Elements (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Liquid Crystal (AREA)
ITRM920346A 1991-05-08 1992-05-08 Pellicola polarizzante contenente un colarante dicroico e procedimento per la sua preparazione. IT1254356B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3102871A JPH04333002A (ja) 1991-05-08 1991-05-08 偏光フィルム及びその製造方法

Publications (3)

Publication Number Publication Date
ITRM920346A0 ITRM920346A0 (it) 1992-05-08
ITRM920346A1 true ITRM920346A1 (it) 1993-11-08
IT1254356B IT1254356B (it) 1995-09-14

Family

ID=14338964

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920346A IT1254356B (it) 1991-05-08 1992-05-08 Pellicola polarizzante contenente un colarante dicroico e procedimento per la sua preparazione.

Country Status (6)

Country Link
JP (1) JPH04333002A (it)
CH (1) CH683644A5 (it)
DE (1) DE4214025A1 (it)
FR (1) FR2676285B1 (it)
GB (1) GB2255570B (it)
IT (1) IT1254356B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2047643C1 (ru) 1993-05-21 1995-11-10 Хан Ир Гвон Материал для поляризующих покрытий
JP3680323B2 (ja) * 1993-10-14 2005-08-10 住友化学株式会社 染料系偏光膜
JP2009217012A (ja) * 2008-03-11 2009-09-24 Osaka Prefecture Univ ポリプロピレン偏光板
US9207359B2 (en) 2012-11-07 2015-12-08 Samsung Electronics Co., Ltd. Polarizing film and display device including the polarizing film
US9194980B2 (en) * 2012-11-07 2015-11-24 Samsung Electronics Co., Ltd. Polarizing film and display device including the polarizing film

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4179395A (en) * 1976-09-09 1979-12-18 General Electric Company Dichroic dyes having a plurality of azo bonding groups
US4128497A (en) * 1976-09-09 1978-12-05 General Electric Company Dichroic liquid crystal compositions
US4116861A (en) * 1977-08-18 1978-09-26 General Electric Company Dichroic liquid crystal compositions
US4228030A (en) * 1979-02-28 1980-10-14 General Electric Company Liquid crystal compositions
US4588517A (en) * 1982-06-30 1986-05-13 Hitachi, Ltd. Liquid crystal composition
US4842781A (en) * 1984-02-29 1989-06-27 Mitsui Toatsu Chemicals, Inc. Colored polarizing film and method of making same
JP2710630B2 (ja) * 1988-06-30 1998-02-10 三菱化学株式会社 偏光フィルムおよびその製造方法

Also Published As

Publication number Publication date
DE4214025A1 (de) 1992-11-12
GB2255570A (en) 1992-11-11
GB2255570B (en) 1994-12-14
ITRM920346A0 (it) 1992-05-08
FR2676285A1 (fr) 1992-11-13
IT1254356B (it) 1995-09-14
JPH04333002A (ja) 1992-11-20
CH683644A5 (de) 1994-04-15
FR2676285B1 (fr) 1993-11-05
GB9209764D0 (en) 1992-06-17

Similar Documents

Publication Publication Date Title
ITMI922506A1 (it) Film coestruso termoretraibile e procedimento per la sua preparazione.
DE69016926T2 (de) Flüssigkristallvideoprojektor.
DE69218830T2 (de) Bildprojektions-System
FR2684198B1 (fr) Ecran pour projection d&#39;image.
DE69113835T2 (de) Projektionsbildanzeigevorrichtung.
DE69216008T2 (de) Farbstoffenthaltender polarisierender Film
DE68909470D1 (de) Bildaufnahmegeraet.
DE69227946T2 (de) Projektions-Bildanzeigevorrichtung
DE68917951D1 (de) Flüssigkristall-Bildprojektionssystem.
DE68922532D1 (de) Polarisierender Film.
DE68918683T2 (de) Bildaufzeichnungsapparat.
DE59101886D1 (de) Diaprojektor zur Wand- und Mattscheibenprojektion.
DE68911816T2 (de) Bildprojektionsvorrichtung.
DE3888842D1 (de) Bildreproduktionsapparat.
ITRM920346A1 (it) Pellicola polarizzante contenente un colarante dicroico e procedimento per la sua preparazione.
DE69204895D1 (de) Bildwiedergabeanordnung.
DE69028611T2 (de) Bildprojektor
DE69232198D1 (de) Filmbehälter
DE59205365D1 (de) Dialysehohlfaden
ITTO920929A0 (it) Dispositivo a semiconduttore e procedimento per la sua fabbricazione.
DE69023826T2 (de) Farbbildprojektionsvorrichtung.
DE69017188T2 (de) Projektionsanzeigevorrichtung.
DE59002117D1 (de) Bildaufzeichnungsvorrichtung.
DE59200119D1 (de) Fotografisches Aufzeichnungsmaterial.
DE68914267D1 (de) Bildwiedergabeanordnung.