DE2304303A1 - Verfahren zur reinigung von hexamethylendiamin - Google Patents

Verfahren zur reinigung von hexamethylendiamin

Info

Publication number
DE2304303A1
DE2304303A1 DE19732304303 DE2304303A DE2304303A1 DE 2304303 A1 DE2304303 A1 DE 2304303A1 DE 19732304303 DE19732304303 DE 19732304303 DE 2304303 A DE2304303 A DE 2304303A DE 2304303 A1 DE2304303 A1 DE 2304303A1
Authority
DE
Germany
Prior art keywords
hexamethylenediamine
base
distillation
added
sodium hydroxide
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.)
Ceased
Application number
DE19732304303
Other languages
German (de)
English (en)
Inventor
Leo Wesley Patton
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE2304303A1 publication Critical patent/DE2304303A1/de
Ceased 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
    • C07C209/44—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)
DE19732304303 1972-04-21 1973-01-30 Verfahren zur reinigung von hexamethylendiamin Ceased DE2304303A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE2304303A1 true DE2304303A1 (de) 1973-11-08

Family

ID=22930626

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732304303 Ceased DE2304303A1 (de) 1972-04-21 1973-01-30 Verfahren zur reinigung von hexamethylendiamin

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (1)

* 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CA1000230A (en) 1976-11-23
IT978438B (it) 1974-09-20
BE794576A (fr) 1973-07-26
NL7301392A (bg) 1973-10-23
FR2180653A1 (bg) 1973-11-30
GB1378273A (en) 1974-12-27
JPS4914409A (bg) 1974-02-07

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Legal Events

Date Code Title Description
OD Request for examination
8131 Rejection