IT947736B - PURIFICATION OF AMINES - Google Patents

PURIFICATION OF AMINES

Info

Publication number
IT947736B
IT947736B IT2079172A IT2079172A IT947736B IT 947736 B IT947736 B IT 947736B IT 2079172 A IT2079172 A IT 2079172A IT 2079172 A IT2079172 A IT 2079172A IT 947736 B IT947736 B IT 947736B
Authority
IT
Italy
Prior art keywords
amines
purification
Prior art date
Application number
IT2079172A
Other languages
Italian (it)
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT947736B publication Critical patent/IT947736B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT2079172A 1971-02-24 1972-02-19 PURIFICATION OF AMINES IT947736B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB533871 1971-02-24

Publications (1)

Publication Number Publication Date
IT947736B true IT947736B (en) 1973-05-30

Family

ID=9794243

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2079172A IT947736B (en) 1971-02-24 1972-02-19 PURIFICATION OF AMINES

Country Status (5)

Country Link
DE (1) DE2207492A1 (en)
FR (1) FR2127732A5 (en)
GB (1) GB1320879A (en)
IT (1) IT947736B (en)
NL (1) NL7202359A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6469212B1 (en) 2000-03-20 2002-10-22 Albemarle Corporation Separation of 2,4-toluenediamine from an isomeric mixture of toluenediamines

Also Published As

Publication number Publication date
GB1320879A (en) 1973-06-20
DE2207492A1 (en) 1972-11-23
FR2127732A5 (en) 1972-10-13
NL7202359A (en) 1972-08-28

Similar Documents

Publication Publication Date Title
IT957518B (en) APPARATUS OF MECHANOTHERAPY
IT957932B (en) CATALYTIC EQUIPMENT FOR THE PURIFICATION OF GAS
IT968894B (en) MEANS OF COVERING
IT954848B (en) COMPOUNDS OF TETRACHLOROPHALIDE
IT968432B (en) STRUCTURE OF ANTI-ICE OGIVA FOR TURBOMOTOR
IT940644B (en) PROCEDURE FOR THE PURIFICATION OF ACRYLONITRILE
FI53686C (en) AVTAPPNINGSPIP MED LUFTPASSAGE
IT968624B (en) METHOD OF WRITING
IT945554B (en) PROCEDURE FOR THE PURIFICATION OF LACTAMES
AR196890A1 (en) PURIFYING APPARATUS
IT956820B (en) MANUFACTURE OF BIPYRIDILES
BE790234A (en) ACYLATED PHENOLETHANOLAMINE
IT977015B (en) APPARATUS OF PURIFICATION
IT947739B (en) PRODUCTION OF FERRITI
IT1009508B (en) METHOD OF ACTIVATION OF CATALIZ ZATORI
IT955710B (en) PURIFICATION OF ADIPONITRILE
BE786030A (en) NEW BIS-SULFENAMIDES INHIBITORS OF
AT326397B (en) DEMISTER
IT947736B (en) PURIFICATION OF AMINES
IT951769B (en) PURIFICATION OF POLYMERS
IT955618B (en) PROCESS OF DEPARAFFINATION
FI56454B (en) FOER TVAOPUNKTSREGLERING AVSEDD STEGREGULATOR MED KOPPLINGSSTEG
BE789568A (en) ELIMINATION OF SCUMS
IT950090B (en) POLYALOGENOBENZYL COMPOUNDS OF DISULFOOSSONIUM
IT947700B (en) COMPOUNDS OF ALOSULFONIL SOLFOOS SONICO