TW331570B - Tetrakisazo compound and a polarizing film - Google Patents

Tetrakisazo compound and a polarizing film

Info

Publication number
TW331570B
TW331570B TW084109614A TW84109614A TW331570B TW 331570 B TW331570 B TW 331570B TW 084109614 A TW084109614 A TW 084109614A TW 84109614 A TW84109614 A TW 84109614A TW 331570 B TW331570 B TW 331570B
Authority
TW
Taiwan
Prior art keywords
group
substituted
unsubstituted
hydroxy
phenyl
Prior art date
Application number
TW084109614A
Other languages
English (en)
Inventor
Kazuya Ogino
Kaneo Yokoyama
Naritoshi Hayashi
Takashi Omura
Original Assignee
Sumitomo Chemical 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
Application filed by Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Application granted granted Critical
Publication of TW331570B publication Critical patent/TW331570B/zh

Links

Classifications

    • 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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/24—Disazo or polyazo compounds
    • 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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/30—Other polyazo dyes
    • 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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/24—Disazo or polyazo compounds
    • C09B45/28—Disazo or polyazo compounds containing copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
TW084109614A 1994-09-16 1995-09-14 Tetrakisazo compound and a polarizing film TW331570B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22199094 1994-09-16

Publications (1)

Publication Number Publication Date
TW331570B true TW331570B (en) 1998-05-11

Family

ID=16775360

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084109614A TW331570B (en) 1994-09-16 1995-09-14 Tetrakisazo compound and a polarizing film

Country Status (6)

Country Link
US (1) US5659020A (zh)
EP (1) EP0702061B1 (zh)
KR (1) KR100381610B1 (zh)
DE (1) DE69506650T2 (zh)
SG (1) SG74532A1 (zh)
TW (1) TW331570B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001209039A (ja) * 1999-11-18 2001-08-03 Nitto Denko Corp 液晶表示装置用表面保護フィルム及び該表面保護フィルムで保護された液晶表示装置並びに該表面保護フィルムを使用した液晶表示装置の表面保護方法
TW572970B (en) * 2000-11-27 2004-01-21 Sumitomo Chemical Co Polyazo compound or salt thereof and dye-based polarization film containing the same
KR100812553B1 (ko) * 2001-06-28 2008-03-13 스미또모 가가꾸 가부시키가이샤 폴리아조 화합물 또는 이의 염과 이를 함유하는 염료계편광막
JP5566160B2 (ja) 2010-03-31 2014-08-06 富士フイルム株式会社 液晶性化合物、液晶性組成物、光吸収異方性膜、及び液晶表示装置
JP6054588B1 (ja) 2015-05-20 2016-12-27 日本化薬株式会社 染料系偏光素子、並びにこれを用いた偏光板及び液晶表示装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH207511A (de) * 1937-07-24 1939-11-15 Ig Farbenindustrie Ag Verfahren zur Herstellung eines Polyazofarbstoffes.
CH326965A (de) * 1954-07-16 1958-01-15 Sandoz Ag Verfahren zur Herstellung von Polyazofarbstoffen
CH369844A (de) * 1958-08-06 1963-06-15 Ciba Geigy Verfahren zur Herstellung von Polyazofarbstoffen
FR1448152A (fr) * 1965-06-17 1966-01-28 Kuhlmann Ets Nouveaux colorants polyazoïques cuprifères
JPS5736693A (en) * 1980-08-15 1982-02-27 Canon Inc Recording fluid
JPS59145255A (ja) * 1983-02-07 1984-08-20 Nippon Kayaku Co Ltd 水溶性ジスアゾ化合物
JPH01167703A (ja) * 1987-12-23 1989-07-03 Mitsubishi Kasei Corp 偏光膜
JPH01252904A (ja) * 1988-03-31 1989-10-09 Mitsubishi Kasei Corp 偏光膜
JP3270536B2 (ja) * 1992-10-20 2002-04-02 三井化学株式会社 水溶性アゾ染料及び該染料を用いた偏光フィルム

Also Published As

Publication number Publication date
DE69506650T2 (de) 1999-05-12
EP0702061A2 (en) 1996-03-20
EP0702061B1 (en) 1998-12-16
KR960010788A (ko) 1996-04-20
SG74532A1 (en) 2000-08-22
DE69506650D1 (de) 1999-01-28
KR100381610B1 (ko) 2003-07-07
US5659020A (en) 1997-08-19
EP0702061A3 (en) 1996-10-30

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees