NL7509487A - Werkwijze om een geel azopigment te bereiden. - Google Patents

Werkwijze om een geel azopigment te bereiden.

Info

Publication number
NL7509487A
NL7509487A NL7509487A NL7509487A NL7509487A NL 7509487 A NL7509487 A NL 7509487A NL 7509487 A NL7509487 A NL 7509487A NL 7509487 A NL7509487 A NL 7509487A NL 7509487 A NL7509487 A NL 7509487A
Authority
NL
Netherlands
Prior art keywords
azopigment
yellow
preparing
procedure
yellow azopigment
Prior art date
Application number
NL7509487A
Other languages
English (en)
Dutch (nl)
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of NL7509487A publication Critical patent/NL7509487A/xx

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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
    • C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
    • C09B29/3604—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom
    • C09B29/3665—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic ring with two nitrogen atoms
    • C09B29/3669—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a six-membered heterocyclic ring with two nitrogen atoms from a pyrimidine ring
    • C09B29/3673—Barbituric acid and derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
NL7509487A 1974-08-08 1975-08-08 Werkwijze om een geel azopigment te bereiden. NL7509487A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/495,804 US3979377A (en) 1974-08-08 1974-08-08 Yellow azo pigment and process of preparation from dichloroaniline and barbituric acid

Publications (1)

Publication Number Publication Date
NL7509487A true NL7509487A (nl) 1976-02-10

Family

ID=23970046

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7509487A NL7509487A (nl) 1974-08-08 1975-08-08 Werkwijze om een geel azopigment te bereiden.

Country Status (9)

Country Link
US (1) US3979377A (OSRAM)
JP (1) JPS5141024A (OSRAM)
BE (1) BE832201A (OSRAM)
BR (1) BR7505049A (OSRAM)
DE (1) DE2534810A1 (OSRAM)
FR (1) FR2281405A1 (OSRAM)
GB (1) GB1461065A (OSRAM)
IT (1) IT1040319B (OSRAM)
NL (1) NL7509487A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512347B2 (OSRAM) * 1974-03-28 1980-04-01
JPS5536009A (en) * 1978-09-02 1980-03-13 Yamaguchiken Nozzle for carbonic acid gas shielded arc welding
JPH07331105A (ja) * 1994-06-06 1995-12-19 Dainichiseika Color & Chem Mfg Co Ltd アゾ色素の製造方法
CN112322068B (zh) * 2020-11-27 2022-07-29 辽宁鸿港化工有限公司 一种单偶氮黄色有机颜料及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2140538A (en) * 1937-01-14 1938-12-20 Eastman Kodak Co Coloration of organic derivatives of cellulose
US3654258A (en) * 1969-08-27 1972-04-04 Donald Edward Mckay Disperse yellow dye of 5-(2-nitro-p-anisylazo) barbituric acid

Also Published As

Publication number Publication date
US3979377A (en) 1976-09-07
IT1040319B (it) 1979-12-20
BE832201A (fr) 1976-02-09
JPS5141024A (OSRAM) 1976-04-06
AU8371075A (en) 1977-02-10
FR2281405A1 (fr) 1976-03-05
DE2534810A1 (de) 1976-02-19
BR7505049A (pt) 1976-08-03
GB1461065A (en) 1977-01-13

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Legal Events

Date Code Title Description
BV The patent application has lapsed