GB1364229A - Process for the preparation of m- and p-phenylenediamine from iso phthalic acid diamide - Google Patents

Process for the preparation of m- and p-phenylenediamine from iso phthalic acid diamide

Info

Publication number
GB1364229A
GB1364229A GB1543773A GB1543773A GB1364229A GB 1364229 A GB1364229 A GB 1364229A GB 1543773 A GB1543773 A GB 1543773A GB 1543773 A GB1543773 A GB 1543773A GB 1364229 A GB1364229 A GB 1364229A
Authority
GB
United Kingdom
Prior art keywords
diamide
phenylenediamine
preparation
advantageously
acid diamide
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1543773A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Akzo NV
Original Assignee
Akzo NV
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 Akzo NV filed Critical Akzo NV
Publication of GB1364229A publication Critical patent/GB1364229A/en
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyamides (AREA)
GB1543773A 1972-04-01 1973-03-30 Process for the preparation of m- and p-phenylenediamine from iso phthalic acid diamide Expired GB1364229A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722216115 DE2216115C3 (de) 1972-04-01 1972-04-01 Verfahren zur Herstellung von m- und p-Phenylendiamin

Publications (1)

Publication Number Publication Date
GB1364229A true GB1364229A (en) 1974-08-21

Family

ID=5840930

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1543773A Expired GB1364229A (en) 1972-04-01 1973-03-30 Process for the preparation of m- and p-phenylenediamine from iso phthalic acid diamide

Country Status (13)

Country Link
JP (1) JPS5761021B2 (enExample)
AT (1) AT321268B (enExample)
BE (1) BE797559A (enExample)
CA (1) CA998067A (enExample)
CH (1) CH582128A5 (enExample)
DD (1) DD106637A5 (enExample)
DE (1) DE2216115C3 (enExample)
ES (1) ES413226A1 (enExample)
FR (1) FR2178976B1 (enExample)
GB (1) GB1364229A (enExample)
IT (1) IT988136B (enExample)
NL (1) NL7304529A (enExample)
SU (1) SU504477A3 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110437080A (zh) * 2019-08-13 2019-11-12 上海哈峰新材料科技有限公司 间苯二胺的制备方法
CN111440074A (zh) * 2020-03-24 2020-07-24 深圳有为技术控股集团有限公司 霍夫曼重排法制备间苯二胺
CN112174828A (zh) * 2020-10-29 2021-01-05 山东兴强化工产业技术研究院有限公司 一种制备间苯二胺的方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021002205A1 (ja) * 2019-07-02 2021-01-07 Dic株式会社 液晶組成物及び液晶表示素子

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL125244C (enExample) * 1960-12-07

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110437080A (zh) * 2019-08-13 2019-11-12 上海哈峰新材料科技有限公司 间苯二胺的制备方法
CN111440074A (zh) * 2020-03-24 2020-07-24 深圳有为技术控股集团有限公司 霍夫曼重排法制备间苯二胺
CN112174828A (zh) * 2020-10-29 2021-01-05 山东兴强化工产业技术研究院有限公司 一种制备间苯二胺的方法
CN112174828B (zh) * 2020-10-29 2022-01-07 山东兴强化工产业技术研究院有限公司 一种制备间苯二胺的方法
WO2022088303A1 (zh) * 2020-10-29 2022-05-05 山东兴强化工产业技术研究院有限公司 一种制备间苯二胺的方法

Also Published As

Publication number Publication date
FR2178976B1 (enExample) 1976-05-21
NL7304529A (enExample) 1973-10-03
DE2216115A1 (de) 1973-10-04
SU504477A3 (ru) 1976-02-25
IT988136B (it) 1975-04-10
AT321268B (de) 1975-03-25
ES413226A1 (es) 1976-01-01
JPS5761021B2 (enExample) 1982-12-22
CA998067A (en) 1976-10-05
CH582128A5 (enExample) 1976-11-30
DD106637A5 (enExample) 1974-06-20
DE2216115B2 (de) 1979-05-03
FR2178976A1 (enExample) 1973-11-16
JPS4913125A (enExample) 1974-02-05
BE797559A (fr) 1973-07-16
DE2216115C3 (de) 1980-01-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee