KR860700358A - Dichroic azo pigment - Google Patents

Dichroic azo pigment

Info

Publication number
KR860700358A
KR860700358A KR860700478A KR860700478A KR860700358A KR 860700358 A KR860700358 A KR 860700358A KR 860700478 A KR860700478 A KR 860700478A KR 860700478 A KR860700478 A KR 860700478A KR 860700358 A KR860700358 A KR 860700358A
Authority
KR
South Korea
Prior art keywords
azo pigment
dichroic azo
dichroic
pigment
azo
Prior art date
Application number
KR860700478A
Other languages
Korean (ko)
Other versions
KR900007769B1 (en
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 JP59243375A external-priority patent/JPS61123667A/en
Priority claimed from JP59248195A external-priority patent/JPS61126174A/en
Priority claimed from JP59267295A external-priority patent/JPS61145285A/en
Application filed filed Critical
Priority claimed from PCT/JP1985/000644 external-priority patent/WO1986003215A1/en
Publication of KR860700358A publication Critical patent/KR860700358A/en
Application granted granted Critical
Publication of KR900007769B1 publication Critical patent/KR900007769B1/en

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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/16—Trisazo dyes
KR1019860700478A 1984-11-20 1985-11-19 Process for preparation of dichroic azo dyestubbs KR900007769B1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP59243375A JPS61123667A (en) 1984-11-20 1984-11-20 Dichromatic trisazo dye
JP59248195A JPS61126174A (en) 1984-11-26 1984-11-26 Dichromatic disazo color
JP248195 1984-11-26
JP59267295A JPS61145285A (en) 1984-12-20 1984-12-20 Dichroic dyestuff for azo compound-base liquid crystal display having benzothiazole ring
JP267295 1984-12-20
PCT/JP1985/000644 WO1986003215A1 (en) 1984-11-20 1985-11-19 Dichroic azo dyes
JP243375 1996-09-13

Publications (2)

Publication Number Publication Date
KR860700358A true KR860700358A (en) 1986-10-06
KR900007769B1 KR900007769B1 (en) 1990-10-19

Family

ID=27467046

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860700478A KR900007769B1 (en) 1984-11-20 1985-11-19 Process for preparation of dichroic azo dyestubbs

Country Status (1)

Country Link
KR (1) KR900007769B1 (en)

Also Published As

Publication number Publication date
KR900007769B1 (en) 1990-10-19

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Legal Events

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E902 Notification of reason for refusal
G160 Decision to publish patent application
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Payment date: 19940912

Year of fee payment: 5

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