ZA767050B - Diazotization/coupling of aromatic amines and control of nitrogen oxide reactions in off-gases therefrom - Google Patents

Diazotization/coupling of aromatic amines and control of nitrogen oxide reactions in off-gases therefrom

Info

Publication number
ZA767050B
ZA767050B ZA767050A ZA767050A ZA767050B ZA 767050 B ZA767050 B ZA 767050B ZA 767050 A ZA767050 A ZA 767050A ZA 767050 A ZA767050 A ZA 767050A ZA 767050 B ZA767050 B ZA 767050B
Authority
ZA
South Africa
Prior art keywords
diazotization
coupling
control
nitrogen oxide
aromatic amines
Prior art date
Application number
ZA767050A
Other languages
English (en)
Inventor
J Detrick
F Herkes
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 ZA767050B publication Critical patent/ZA767050B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
    • C01B21/24—Nitric oxide (NO)
    • C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA767050A 1975-11-25 1976-11-24 Diazotization/coupling of aromatic amines and control of nitrogen oxide reactions in off-gases therefrom ZA767050B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/635,059 US4020052A (en) 1975-11-25 1975-11-25 Treatment of aromatic amines with gas mixtures derived from the oxidation of ammonia to effect diazotization/coupling

Publications (1)

Publication Number Publication Date
ZA767050B true ZA767050B (en) 1977-11-30

Family

ID=24546267

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA767050A ZA767050B (en) 1975-11-25 1976-11-24 Diazotization/coupling of aromatic amines and control of nitrogen oxide reactions in off-gases therefrom

Country Status (3)

Country Link
US (1) US4020052A (fr)
CA (1) CA1074302A (fr)
ZA (1) ZA767050B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2380253A1 (fr) * 1977-02-11 1978-09-08 Rhone Poulenc Ind Procede d'obtention de composes aminoazo aromatiques a partir d'amines aromatiques via les reactions de diazotation, copulation et rearrangement
FR2419279A1 (fr) * 1978-03-06 1979-10-05 Rhone Poulenc Ind Procede d'obtention de sels d'aryl diazonium a partir de vapeurs nitreuses riches en oxyde azotique
US4279815A (en) * 1979-01-09 1981-07-21 Herkes Frank E Production of high-quality aromatic amino azo compounds by the rearrangement of 1,3-diaryl triazenes
US5128932A (en) * 1990-08-27 1992-07-07 Bell Communications Research, Inc. Traffic flow control and call set-up in multi-hop broadband networks
US5874547A (en) * 1996-06-06 1999-02-23 Crompton & Knowles Corporation Diazotization of amines
KR100362772B1 (ko) 2000-07-07 2002-12-11 금호석유화학 주식회사 파라페닐렌디아민의 제조방법
US9051098B2 (en) * 2009-10-19 2015-06-09 Inoflate, Llc Method for pressurizing containers with nitrogen
CN102731320B (zh) * 2012-07-09 2014-08-13 杭州龙山化工有限公司 利用苯胺吸收氧化氮尾气副产对苯二胺的方法
KR101897210B1 (ko) 2016-11-29 2018-09-10 휴켐스주식회사 질소 산화물로 포화된 보조 물질을 이용한 방향족 아민의 디아조화 연속 재순환 공정
KR101882936B1 (ko) 2016-11-29 2018-07-30 휴켐스주식회사 질소 산화물이 용해된 보조 물질을 이용한 아미노아조 화합물을 제조하는 방법
WO2018101752A1 (fr) * 2016-11-29 2018-06-07 휴켐스주식회사 Procédé de préparation d'un composé aminoazoïque au moyen d'une substance auxiliaire dissoute dans un oxyde d'azote

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2133037A (en) * 1936-01-03 1938-10-11 Solvay Process Co Method of producing diazo-amino compounds
US2894942A (en) * 1956-12-19 1959-07-14 Goodrich Co B F Method of preparing aromatic azoamino compounds

Also Published As

Publication number Publication date
US4020052A (en) 1977-04-26
CA1074302A (fr) 1980-03-25

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