NL7511856A - PROCESS FOR THE PREPARATION OF DISAZO COLORING AGENTS. - Google Patents

PROCESS FOR THE PREPARATION OF DISAZO COLORING AGENTS.

Info

Publication number: NL7511856A
Authority: NL; Netherlands
Prior art keywords: preparation; coloring agents; disazo coloring; disazo; agents
Prior art date: 1974-10-14

Application number

NL7511856A

Other languages

Dutch (nl)

Original Assignee

Ici Ltd

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.)

1974-10-14

Filing date

1975-10-09

Publication date

1976-04-20

1975-10-09 Application filed by Ici Ltd filed Critical Ici Ltd

1976-04-20 Publication of NL7511856A publication Critical patent/NL7511856A/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
- C09B31/02—Disazo dyes
- C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups
- 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
- C09B31/02—Disazo dyes
- C09B31/04—Disazo dyes from a coupling component "C" containing a directive amino group
- 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
- C09B31/02—Disazo dyes
- C09B31/04—Disazo dyes from a coupling component "C" containing a directive amino group
- C09B31/041—Disazo dyes from a coupling component "C" containing a directive amino group containing acid groups, e.g. -CO2H, -SO3H, -PO3H2, -OSO3H, -OPO2H2; Salts thereof

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Coloring (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Inks, Pencil-Leads, Or Crayons (AREA)

NL7511856A 1974-10-14 1975-10-09 PROCESS FOR THE PREPARATION OF DISAZO COLORING AGENTS. NL7511856A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB4440474A GB1489215A (en)	1974-10-14	1974-10-14	Disazo dyes

Publications (1)

Publication Number	Publication Date
NL7511856A true NL7511856A (en)	1976-04-20

Family

ID=10433148

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7511856A NL7511856A (en)	1974-10-14	1975-10-09	PROCESS FOR THE PREPARATION OF DISAZO COLORING AGENTS.

Country Status (10)

Country	Link
JP (1)	JPS5164538A (en)
BE (1)	BE834284A (en)
BR (1)	BR7506675A (en)
CH (1)	CH599970A5 (en)
DE (1)	DE2545827A1 (en)
ES (1)	ES441773A1 (en)
FR (1)	FR2288130A1 (en)
GB (1)	GB1489215A (en)
IT (1)	IT1042992B (en)
NL (1)	NL7511856A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1322705A (en) *	1969-07-17	1973-07-11	Ici Ltd	Disazo dyestuffs

1974
- 1974-10-14 GB GB4440474A patent/GB1489215A/en not_active Expired
1975
- 1975-09-30 IT IT2779775A patent/IT1042992B/en active
- 1975-10-07 BE BE160764A patent/BE834284A/en unknown
- 1975-10-09 NL NL7511856A patent/NL7511856A/en not_active Application Discontinuation
- 1975-10-13 BR BR7506675A patent/BR7506675A/en unknown
- 1975-10-13 CH CH1325375A patent/CH599970A5/xx not_active IP Right Cessation
- 1975-10-13 FR FR7531288A patent/FR2288130A1/en active Granted
- 1975-10-13 DE DE19752545827 patent/DE2545827A1/en active Pending
- 1975-10-14 ES ES441773A patent/ES441773A1/en not_active Expired
- 1975-10-14 JP JP12374675A patent/JPS5164538A/en active Pending

Also Published As

Publication number	Publication date
BE834284A (en)	1976-04-07
BR7506675A (en)	1976-08-31
IT1042992B (en)	1980-01-30
CH599970A5 (en)	1978-06-15
ES441773A1 (en)	1977-04-01
GB1489215A (en)	1977-10-19
DE2545827A1 (en)	1976-04-29
FR2288130B1 (en)	1979-06-29
JPS5164538A (en)	1976-06-04
FR2288130A1 (en)	1976-05-14

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Legal Events

Date	Code	Title	Description
1979-06-25	BV	The patent application has lapsed