ES8303301A1 - Procedimiento para la obtencion de di- y-o poliuretanos n- y c-sustituidos. - Google Patents

Procedimiento para la obtencion de di- y-o poliuretanos n- y c-sustituidos.

Info

Publication number
ES8303301A1
ES8303301A1 ES510500A ES510500A ES8303301A1 ES 8303301 A1 ES8303301 A1 ES 8303301A1 ES 510500 A ES510500 A ES 510500A ES 510500 A ES510500 A ES 510500A ES 8303301 A1 ES8303301 A1 ES 8303301A1
Authority
ES
Spain
Prior art keywords
polyurethanes
substituted
reaction
preparation
alkyl urethane
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
ES510500A
Other languages
English (en)
Other versions
ES510500A0 (es
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES510500A0 publication Critical patent/ES510500A0/es
Publication of ES8303301A1 publication Critical patent/ES8303301A1/es
Expired legal-status Critical Current

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
    • C08G18/701—Compounds forming isocyanates or isothiocyanates in situ

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)
  • Polyurethanes Or Polyureas (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE DI- Y/O POLIURETANOS N- Y O-SUSTITUIDOS, DE BAJO PESO MOLECULAR. CONSISTE EN LA REACCION DE DI- Y/O POLIAMINAS CON GRUPOS AMINO PRIMARIOS CON N-ARIL-O-ALQUILURETANOS, EN PRESENCIA DE UN ALCOHOL AL MENOS, DE PUNTO DE EBULLICION ELEVADO. LA REACCION SE LLEVA A CABO A UNA TEMPERATURA ENTRE 180 C Y 300 C; Y LA ARILAMINA CORRESPONDIENTE A N-ARIL-O-ALQUILURETANO SE SEPARA POR DESTILACION. ESTOS COMPUESTOS TIENEN APLICACIONES PARA LA OBTENCION DE DIY/O POLIISOCIANATOS.
ES510500A 1981-03-18 1982-03-17 Procedimiento para la obtencion de di- y-o poliuretanos n- y c-sustituidos. Expired ES8303301A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813110573 DE3110573A1 (de) 1981-03-18 1981-03-18 Verfahren zur herstellung von n- und o-substituierten di- und/oder polyurethanen

Publications (2)

Publication Number Publication Date
ES510500A0 ES510500A0 (es) 1983-02-01
ES8303301A1 true ES8303301A1 (es) 1983-02-01

Family

ID=6127645

Family Applications (1)

Application Number Title Priority Date Filing Date
ES510500A Expired ES8303301A1 (es) 1981-03-18 1982-03-17 Procedimiento para la obtencion de di- y-o poliuretanos n- y c-sustituidos.

Country Status (7)

Country Link
US (1) US4593117A (es)
EP (1) EP0060476B1 (es)
JP (1) JPS57159755A (es)
BR (1) BR8201477A (es)
CA (1) CA1207334A (es)
DE (2) DE3110573A1 (es)
ES (1) ES8303301A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56110665A (en) * 1980-02-08 1981-09-01 Yamanouchi Pharmaceut Co Ltd Sulfamoyl-substituted phenetylamine derivative and its preparation
DE3205891A1 (de) * 1982-02-18 1983-08-25 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n- und o-substituierten monourethanen
US4670406A (en) * 1984-01-06 1987-06-02 Becton Dickinson And Company Tracers for use in assays
US5512603A (en) * 1994-02-22 1996-04-30 Air Products And Chemicals, Inc. Hydroxy and amino functional pyrrolizidine catalyst compositions for the production of polyurethanes
KR20220048470A (ko) * 2019-08-16 2022-04-19 코베스트로 인텔렉쳐 프로퍼티 게엠베하 운트 콤파니 카게 폴리에테르-폴리우레탄의 분해 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1121374A (en) * 1979-04-30 1982-04-06 Franz Merger Process for the preparation of an aryl mono-, di-, and/or polyurethane
DE2917490A1 (de) * 1979-04-30 1980-11-13 Basf Ag Verfahren zur herstellung von aliphatischen und cycloaliphatischen di- und polyurethanen
DE2917568A1 (de) * 1979-04-30 1980-11-13 Basf Ag Verfahren zur herstellung von aromatischen di- und polyurethanen
US4375000A (en) * 1979-04-30 1983-02-22 Basf Aktiengesellschaft Process for the preparation of an aryl mono-, di-, and/or polyurethane
DE2942510A1 (de) * 1979-10-20 1981-05-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von aryl-mono- und -polyurethanen
DE2942503A1 (de) * 1979-10-20 1981-05-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten
DE2943480A1 (de) * 1979-10-27 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n,o-disubstituierten urethanen, sowie ihre verwendung als ausgangsmaterial zur herstellung von isocyanaten
DE2943551A1 (de) * 1979-10-27 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n,o-disubstituierten urethanen, sowie ihre verwendung zur herstellung von isocyanaten
DE2943481A1 (de) * 1979-10-27 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von urethanen und ihre verwendung zur herstellung von isocyanaten
DE2943550A1 (de) * 1979-10-27 1981-05-14 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von urethanen und ihre verwendung als ausgangsmaterial zur herstellung von isocyanaten

Also Published As

Publication number Publication date
US4593117A (en) 1986-06-03
BR8201477A (pt) 1983-02-01
EP0060476B1 (de) 1985-09-11
CA1207334A (en) 1986-07-08
DE3110573A1 (de) 1982-10-21
EP0060476A2 (de) 1982-09-22
ES510500A0 (es) 1983-02-01
JPS57159755A (en) 1982-10-01
DE3266101D1 (en) 1985-10-17
EP0060476A3 (en) 1983-02-16
JPH0152387B2 (es) 1989-11-08

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009