IT978438B - Processo di raffinazione di esa metilendiamina - Google Patents

Processo di raffinazione di esa metilendiamina

Info

Publication number
IT978438B
IT978438B IT1956973A IT1956973A IT978438B IT 978438 B IT978438 B IT 978438B IT 1956973 A IT1956973 A IT 1956973A IT 1956973 A IT1956973 A IT 1956973A IT 978438 B IT978438 B IT 978438B
Authority
IT
Italy
Prior art keywords
methylendiamine
hex
refining process
refining
hex methylendiamine
Prior art date
Application number
IT1956973A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT978438B publication Critical patent/IT978438B/it

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
    • C07C209/44—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers
    • C07C209/48—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers by reduction of nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT1956973A 1972-04-21 1973-01-24 Processo di raffinazione di esa metilendiamina IT978438B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24642572A 1972-04-21 1972-04-21

Publications (1)

Publication Number Publication Date
IT978438B true IT978438B (it) 1974-09-20

Family

ID=22930626

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1956973A IT978438B (it) 1972-04-21 1973-01-24 Processo di raffinazione di esa metilendiamina

Country Status (8)

Country Link
JP (1) JPS4914409A (bg)
BE (1) BE794576A (bg)
CA (1) CA1000230A (bg)
DE (1) DE2304303A1 (bg)
FR (1) FR2180653A1 (bg)
GB (1) GB1378273A (bg)
IT (1) IT978438B (bg)
NL (1) NL7301392A (bg)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4687850A (en) * 1984-12-03 1987-08-18 The B.F. Goodrich Company Purification of 1-(2-amino-2-alkylpropyl)-3,3,5,5-tetraalkylpiperazinones
DE4223776C1 (en) * 1992-07-18 1993-09-16 Mercedes-Benz Aktiengesellschaft, 70327 Stuttgart, De Recycling amine from sand moulding process - by progressively increasing pH of used gases in solution and removing amine by gravity separation

Also Published As

Publication number Publication date
NL7301392A (bg) 1973-10-23
DE2304303A1 (de) 1973-11-08
CA1000230A (en) 1976-11-23
BE794576A (fr) 1973-07-26
GB1378273A (en) 1974-12-27
FR2180653A1 (bg) 1973-11-30
JPS4914409A (bg) 1974-02-07

Similar Documents

Publication Publication Date Title
BR7016721D0 (pt) Processo de aplicacao de derivados de furano-3-carboxamid
IT978238B (it) Processo di ossidazione
BR7309298D0 (pt) Processo para preparacao de 3-hidroxicefalosporinas
FR2299428A1 (fr) Procede de
IT998423B (it) Processo per l estrazione di polilattami
IT1001924B (it) Processo per l alchilazione di chetoni
BR7307431D0 (pt) Processo para alcoolise de interpolimeros etilinoester vinilico
IT964049B (it) Processo per la preparazione di difenoli
IT998893B (it) Processo di isomerizzazione di alchilbenzeni
IT998426B (it) Processo per l estrazione di polilattami
IT983542B (it) Processo per l estrazione di aromatici
IT1002034B (it) Procedimento di idroformilazione
BR7409999A (pt) Processo de obtencao de poli-n-aiquil-iminoalanos
IT944158B (it) Processo per la preparazione di i nitroantrachinone
IT978438B (it) Processo di raffinazione di esa metilendiamina
BR7308864D0 (pt) Processo de preparacao de tiazol-sulfenamidas
IT990948B (it) Processo per la produzione di i nitro antrachinone
BR6915119D0 (pt) Processo para fabricacao de novos 6-alfa-metil-19-nor-pregnenos
IT955615B (it) Processo per la preparazione di esa alcossifosfazene
IT1001310B (it) Processo per la purificazione di cuproftalocianina
IT988621B (it) Processo per la preparazione di espansi poliisocianurici
BR6915082D0 (pt) Processo de preparacao de benzil-pirimidinas
BR7105627D0 (pt) Processo para fracionamento de amilase
IT979252B (it) Processo per la purificazione di dinitrili
IT965566B (it) Processo di isomerizzazione