FR2353518A1 - Procede de separation des isomeres du diaminodiphenylmethane - Google Patents

Procede de separation des isomeres du diaminodiphenylmethane

Info

Publication number
FR2353518A1
FR2353518A1 FR7717038A FR7717038A FR2353518A1 FR 2353518 A1 FR2353518 A1 FR 2353518A1 FR 7717038 A FR7717038 A FR 7717038A FR 7717038 A FR7717038 A FR 7717038A FR 2353518 A1 FR2353518 A1 FR 2353518A1
Authority
FR
France
Prior art keywords
separation
diaminodiphenylmethane isomers
diaminodiphenylmethane
isomers
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.)
Granted
Application number
FR7717038A
Other languages
English (en)
Other versions
FR2353518B1 (fr
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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn Co
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 Upjohn Co filed Critical Upjohn Co
Publication of FR2353518A1 publication Critical patent/FR2353518A1/fr
Application granted granted Critical
Publication of FR2353518B1 publication Critical patent/FR2353518B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
    • C07C209/78—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7717038A 1976-06-04 1977-06-03 Procede de separation des isomeres du diaminodiphenylmethane Granted FR2353518A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/693,081 US4201722A (en) 1976-06-04 1976-06-04 Process for separating 4,4'-diaminodiphenylmethane

Publications (2)

Publication Number Publication Date
FR2353518A1 true FR2353518A1 (fr) 1977-12-30
FR2353518B1 FR2353518B1 (fr) 1983-09-09

Family

ID=24783232

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7717038A Granted FR2353518A1 (fr) 1976-06-04 1977-06-03 Procede de separation des isomeres du diaminodiphenylmethane

Country Status (13)

Country Link
US (1) US4201722A (fr)
JP (1) JPS5948819B2 (fr)
BE (1) BE855402A (fr)
BR (1) BR7703390A (fr)
DD (1) DD130930A5 (fr)
DE (1) DE2719996C2 (fr)
ES (1) ES458768A1 (fr)
FR (1) FR2353518A1 (fr)
GB (1) GB1546349A (fr)
IT (1) IT1078289B (fr)
MX (1) MX145854A (fr)
NL (1) NL7705499A (fr)
SU (1) SU718006A3 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0009094B1 (fr) * 1978-09-12 1982-04-14 GebràœDer Sulzer Aktiengesellschaft Procédé pour la préparation de polyarylamines à ponts méthylène
ES2407972T3 (es) * 2006-01-20 2013-06-17 Basf Se Procedimiento para la obtención simultánea de 4,4'-difenilmetanodiamina, así como diisocianato de difenilmetano y poliisocianatos de polifenilenpolimetileno
US10759736B2 (en) 2018-10-17 2020-09-01 Covestro Deutschland Ag Process for the preparation of di- and polyamines of the diphenylmethane series

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938054A (en) * 1958-02-18 1960-05-24 Allied Chem Process for purification of 4, 4'-methylenedianiline
DE1938531A1 (de) * 1968-07-29 1970-01-29 Upjohn Co Verfahren zum Auskristallisieren von an p,p'-Isomer reichen Methylendianilinen aus einer sie enthaltenden Mischung methylenbrueckenhaltiger Polyphenylpolyamine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2149525A (en) * 1934-10-18 1939-03-07 Monsanto Chemicals Separation of aminodiphenyls
GB808425A (en) * 1954-08-21 1959-02-04 Takashige Tojo Improvements in or relating to the separation of aromatic amines
US3175007A (en) * 1961-08-14 1965-03-23 Dow Chemical Co Purification of dianilines
US3410906A (en) * 1965-10-15 1968-11-12 Phillips Petroleum Co Process of separating amines
CA1004234A (en) * 1972-08-04 1977-01-25 Bayer Aktiengesellschaft Process for the production of polyamines
DE2238920C3 (de) * 1972-08-08 1984-09-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyaminen
DE2238379C3 (de) * 1972-08-04 1984-08-30 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyaminen
US4029705A (en) * 1975-08-18 1977-06-14 The Upjohn Company Purification process for MDA

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938054A (en) * 1958-02-18 1960-05-24 Allied Chem Process for purification of 4, 4'-methylenedianiline
DE1938531A1 (de) * 1968-07-29 1970-01-29 Upjohn Co Verfahren zum Auskristallisieren von an p,p'-Isomer reichen Methylendianilinen aus einer sie enthaltenden Mischung methylenbrueckenhaltiger Polyphenylpolyamine

Also Published As

Publication number Publication date
ES458768A1 (es) 1978-03-16
BR7703390A (pt) 1978-02-28
NL7705499A (nl) 1977-12-06
DE2719996C2 (de) 1986-06-26
JPS52148055A (en) 1977-12-08
BE855402A (fr) 1977-12-05
IT1078289B (it) 1985-05-08
MX145854A (es) 1982-04-07
DD130930A5 (de) 1978-05-17
US4201722A (en) 1980-05-06
SU718006A3 (ru) 1980-02-25
DE2719996A1 (de) 1977-12-15
JPS5948819B2 (ja) 1984-11-29
GB1546349A (en) 1979-05-23
FR2353518B1 (fr) 1983-09-09

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse