GB1328333A - Preparation of hexamethylenediamine - Google Patents

Preparation of hexamethylenediamine

Info

Publication number
GB1328333A
GB1328333A GB46571A GB46571A GB1328333A GB 1328333 A GB1328333 A GB 1328333A GB 46571 A GB46571 A GB 46571A GB 46571 A GB46571 A GB 46571A GB 1328333 A GB1328333 A GB 1328333A
Authority
GB
United Kingdom
Prior art keywords
hexamethylenediamine
adiponitrile
jan
less
bases
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
GB46571A
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.)
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 GB1328333A publication Critical patent/GB1328333A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74Iron group metals
    • B01J23/75Cobalt
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/44Preparation 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
    • C07C209/48Preparation 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB46571A 1970-01-16 1971-01-05 Preparation of hexamethylenediamine Expired GB1328333A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US347770A 1970-01-16 1970-01-16

Publications (1)

Publication Number Publication Date
GB1328333A true GB1328333A (en) 1973-08-30

Family

ID=21706052

Family Applications (1)

Application Number Title Priority Date Filing Date
GB46571A Expired GB1328333A (en) 1970-01-16 1971-01-05 Preparation of hexamethylenediamine

Country Status (6)

Country Link
US (1) US3773832A (enExample)
BE (1) BE761352A (enExample)
DE (1) DE2101911A1 (enExample)
FR (1) FR2076141B1 (enExample)
GB (1) GB1328333A (enExample)
NL (1) NL7100593A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2312591C3 (de) * 1973-03-14 1982-05-06 Basf Ag, 6700 Ludwigshafen Herstellung von Hexamethylendiamin
US5900511A (en) * 1997-03-28 1999-05-04 E. I. De Pont De Nemours And Company Process for continuous hydrogenation of adiponitrile
DE19747913C1 (de) * 1997-10-30 1999-02-11 Degussa Verfahren zur Herstellung primärer und/oder sekundärer Amine aus Iminen oder Nitrilen, insbesondere zur Herstellung von 3-Aminomethyl-3,5,5-trimethyl-cyclohexylamin (Isophorondiamin) aus 3-Cyano-3,5,5-trimethylcyclohexanimin (Isophoronnitril-imin) durch Hydrierung in Gegenwart eines quaternären Ammoniumhydroxids
US6376714B1 (en) * 2001-05-31 2002-04-23 E. I. Du Pont De Nemours And Company Environmentally friendly process for the hydrogenation of dinitriles
US7132562B2 (en) 2003-11-12 2006-11-07 Invista North America S.A R.L. Use of modifiers in a dinitrile hydrogenation process
CN101068775B (zh) * 2004-12-07 2011-04-13 因维斯塔技术有限公司 改性剂在二腈氢化方法中的应用
WO2015013427A1 (en) * 2013-07-25 2015-01-29 Invista Technologies S.À.R.L. Method for making 2-methylpentamethylenediamine and adiponitrile with hot ammonia sweep
EP4442859A1 (de) 2023-04-06 2024-10-09 Covestro Deutschland AG Nachhaltige herstellung von hexamethylendiisocyanat für die produktion von polyurethan

Also Published As

Publication number Publication date
BE761352A (fr) 1971-07-08
FR2076141B1 (enExample) 1973-06-08
FR2076141A1 (enExample) 1971-10-15
NL7100593A (enExample) 1971-07-20
DE2101911A1 (de) 1971-07-22
US3773832A (en) 1973-11-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee