ES407385A1 - Procedimiento para la obtencion de poliaminas aromaticas. - Google Patents

Procedimiento para la obtencion de poliaminas aromaticas.

Info

Publication number
ES407385A1
ES407385A1 ES407385A ES407385A ES407385A1 ES 407385 A1 ES407385 A1 ES 407385A1 ES 407385 A ES407385 A ES 407385A ES 407385 A ES407385 A ES 407385A ES 407385 A1 ES407385 A1 ES 407385A1
Authority
ES
Spain
Prior art keywords
mixture
formaldehyde
aromatic
aromatic polyamines
heated
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
ES407385A
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES407385A1 publication Critical patent/ES407385A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ES407385A 1971-10-07 1972-10-06 Procedimiento para la obtencion de poliaminas aromaticas. Expired ES407385A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712149998 DE2149998C2 (de) 1971-10-07 1971-10-07 Verfahren zur Herstellung von aromatischen Polyaminen

Publications (1)

Publication Number Publication Date
ES407385A1 true ES407385A1 (es) 1975-11-01

Family

ID=5821687

Family Applications (1)

Application Number Title Priority Date Filing Date
ES407385A Expired ES407385A1 (es) 1971-10-07 1972-10-06 Procedimiento para la obtencion de poliaminas aromaticas.

Country Status (10)

Country Link
JP (1) JPS4846693A (es)
AU (1) AU467401B2 (es)
BE (1) BE789671A (es)
BR (1) BR7206965D0 (es)
DE (1) DE2149998C2 (es)
ES (1) ES407385A1 (es)
FR (1) FR2155657A5 (es)
GB (1) GB1365454A (es)
IT (1) IT966201B (es)
NL (1) NL7213433A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0619159B1 (pt) 2005-12-08 2016-04-12 Huntsman Int Llc processo para a preparação de diamino difenil metano e poli-(diamino difenil metano), e, processo para a preparação de metileno difenileno diisocianato e poli-(metileno difenileno diisocianato)
WO2019054299A1 (ja) * 2017-09-15 2019-03-21 日産化学株式会社 ノボラック型ポリマーの製造方法
US11542223B1 (en) 2022-07-21 2023-01-03 Covestro Llc Process for preparing di- and polyamines of the diphenyl methane series
EP4345088A1 (en) 2022-09-29 2024-04-03 Covestro Deutschland AG A process for preparing di- and polyamines of the diphenyl methane series
CN118164859B (zh) * 2024-05-11 2024-08-20 万华化学集团股份有限公司 一种二苯基甲烷系列的二胺和多胺的制备方法

Also Published As

Publication number Publication date
BE789671A (fr) 1973-04-04
DE2149998C2 (de) 1982-05-19
JPS4846693A (es) 1973-07-03
IT966201B (it) 1974-02-11
AU467401B2 (en) 1975-11-27
DE2149998A1 (de) 1973-04-12
NL7213433A (es) 1973-04-10
AU4732772A (en) 1974-04-11
BR7206965D0 (pt) 1973-10-09
FR2155657A5 (es) 1973-05-18
GB1365454A (en) 1974-09-04

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