ES2053662T3 - Procedimiento para la obtencion de elastomeros de poliuretanureas endurecibles en frio. - Google Patents

Procedimiento para la obtencion de elastomeros de poliuretanureas endurecibles en frio.

Info

Publication number
ES2053662T3
ES2053662T3 ES88115375T ES88115375T ES2053662T3 ES 2053662 T3 ES2053662 T3 ES 2053662T3 ES 88115375 T ES88115375 T ES 88115375T ES 88115375 T ES88115375 T ES 88115375T ES 2053662 T3 ES2053662 T3 ES 2053662T3
Authority
ES
Spain
Prior art keywords
procedure
polyurethane elastomers
obtain cold
diaminodifenylureas
degrees
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 - Lifetime
Application number
ES88115375T
Other languages
English (en)
Inventor
Gerhard Dr Grogler
Andreas Dr Ruckes
Heinrich Dr Hess
Richard Dr Kopp
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
Application granted granted Critical
Publication of ES2053662T3 publication Critical patent/ES2053662T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

LA PRESENTE PATENTE AFECTA A UN PROCESO PARA LA FABRICACION DE ELASTOMEROS DE POLIURETANOUREA PARTIENDO DE PRODUCTOS DE REACCION CON GRUPOS NCO EN POSICION FINAL A BASE DE POLIETERES CON UN PESO MOL DE 400 A 10.000 Y UN CONTENIDO ADICIONAL DE OXIDODE ETILENO DE 10 A 60 MOL% Y POLIISOCIANATOS Y DIAMINODIFENILUREAS, EN LAS QUE LOS GRUPOS AMINO SE ENCUENTRAN EN POSICION M Y/O P RESPECTO AL GRUPO UREA Y R1 A R4 (IGUALES O DISTINTOS) SE CORRESPONDEN CON HIDROGENO O RESTO C1-C6-ALQUILO, HACIENDO REACCIONAR LOS POLIMEROS QUE PRESENTAN GRUPOS NCO CON LAS DIAMINODIFENILUREAS EN POLVO EN FASE HETEROGENEA A TEMPERATURAS DE ENTRE 5 (GRADOS) Y 40 (GRADOS) C APROXIMADAMENTE.
ES88115375T 1987-09-29 1988-09-20 Procedimiento para la obtencion de elastomeros de poliuretanureas endurecibles en frio. Expired - Lifetime ES2053662T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873732727 DE3732727A1 (de) 1987-09-29 1987-09-29 Verfahren zur herstellung von kalthaertenden polyurethanharnstoff-elastomeren

Publications (1)

Publication Number Publication Date
ES2053662T3 true ES2053662T3 (es) 1994-08-01

Family

ID=6337094

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88115375T Expired - Lifetime ES2053662T3 (es) 1987-09-29 1988-09-20 Procedimiento para la obtencion de elastomeros de poliuretanureas endurecibles en frio.

Country Status (14)

Country Link
US (1) US4882411A (es)
EP (1) EP0309866B1 (es)
JP (1) JPH01110522A (es)
KR (1) KR890005167A (es)
AT (1) ATE78270T1 (es)
AU (1) AU601305B2 (es)
BR (1) BR8804997A (es)
CA (1) CA1311576C (es)
DD (1) DD282699A5 (es)
DE (2) DE3732727A1 (es)
ES (1) ES2053662T3 (es)
HU (1) HU205156B (es)
MX (1) MX168915B (es)
ZA (1) ZA887257B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3732726A1 (de) * 1987-09-29 1989-04-06 Bayer Ag Verfahren zur herstellung von polyurethanharnstoff-elastomeren
DE3732728A1 (de) * 1987-09-29 1989-04-13 Bayer Ag Verfahren zur herstellung von waermestandfesten polyurethanharnstoff-elastomeren
DE4236939A1 (de) * 1992-11-02 1994-05-05 Bayer Ag Verfahren zur Herstellung von stabilisierten aromatischen Diaminen und ihre Verwendung zur Herstellung von wärmestandfesten Polyurethanharnstoff-Elastomeren
US5562586A (en) * 1994-06-17 1996-10-08 Foamseal, Inc. Landfill cap and method of sealing landfill
DE60032807T2 (de) * 1999-12-13 2007-04-26 Dow Global Technologies, Inc., Midland Leichtgewicht-reifenstützkörper, zusammensetzung dafür und herstellungsverfahren
BR0114127A (pt) * 2000-09-11 2003-07-22 Dow Global Technologies Inc Método de dispositivo para preparar suporte de pneu
KR100376284B1 (ko) * 2000-10-25 2003-03-17 학교법인 한양학원 질소-치환 폴리우레탄계 고체 고분자 전해질 조성물
JP2004526852A (ja) * 2001-05-21 2004-09-02 ハンツマン・インターナショナル・エルエルシー 極めて軟質のポリウレタンエラストマー

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE580827A (es) * 1958-08-18
US3004939A (en) * 1958-08-19 1961-10-17 Us Rubber Co Method of making polyurethane rubber articles
US3891606A (en) * 1973-07-12 1975-06-24 Du Pont Curing with complexes of selected diamines and alkali metal salts
US3926922A (en) * 1974-03-14 1975-12-16 Polaroid Corp Polyurethane elastomers prepared from diamine curing agents
DE2635400A1 (de) * 1976-08-06 1978-02-09 Bayer Ag Verfahren zur herstellung von polyurethankunststoffen
DE3703739A1 (de) * 1987-02-07 1988-08-18 Bayer Ag Verfahren zur herstellung von formkoerpern, hierzu geeignete gemische von gegenueber isocyanatgruppen reaktionsfaehigen verbindungen und die nach dem verfahren erhaltenen formkoerper
DE3732726A1 (de) * 1987-09-29 1989-04-06 Bayer Ag Verfahren zur herstellung von polyurethanharnstoff-elastomeren

Also Published As

Publication number Publication date
EP0309866A2 (de) 1989-04-05
KR890005167A (ko) 1989-05-13
MX168915B (es) 1993-06-14
JPH01110522A (ja) 1989-04-27
HUT52126A (en) 1990-06-28
HU205156B (en) 1992-03-30
DE3872814D1 (de) 1992-08-20
AU2230488A (en) 1989-04-06
DE3732727A1 (de) 1989-04-06
EP0309866B1 (de) 1992-07-15
US4882411A (en) 1989-11-21
DD282699A5 (de) 1990-09-19
CA1311576C (en) 1992-12-15
BR8804997A (pt) 1989-05-02
ATE78270T1 (de) 1992-08-15
AU601305B2 (en) 1990-09-06
ZA887257B (en) 1989-06-28
EP0309866A3 (en) 1989-11-15

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