ES8705495A1 - Un procedimiento para preparar un poliuretano - Google Patents

Un procedimiento para preparar un poliuretano

Info

Publication number
ES8705495A1
ES8705495A1 ES550002A ES550002A ES8705495A1 ES 8705495 A1 ES8705495 A1 ES 8705495A1 ES 550002 A ES550002 A ES 550002A ES 550002 A ES550002 A ES 550002A ES 8705495 A1 ES8705495 A1 ES 8705495A1
Authority
ES
Spain
Prior art keywords
transesterification
amines
urethanes
alcohol
transesterification process
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
ES550002A
Other languages
English (en)
Other versions
ES550002A0 (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.)
BP Chemicals Ltd
Original Assignee
BP Chemicals 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 BP Chemicals Ltd filed Critical BP Chemicals Ltd
Publication of ES550002A0 publication Critical patent/ES550002A0/es
Publication of ES8705495A1 publication Critical patent/ES8705495A1/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
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • 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
    • C08G71/00—Macromolecular compounds obtained by reactions forming a ureide or urethane link, otherwise, than from isocyanate radicals in the main chain of the macromolecule
    • C08G71/04—Polyurethanes
    • 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
    • C08G71/00—Macromolecular compounds obtained by reactions forming a ureide or urethane link, otherwise, than from isocyanate radicals in the main chain of the macromolecule

Landscapes

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

Abstract

PROCEDIMIENTO PARA PREPARAR UN POLIURETANO. CONSISTE EN HACER REACCIONAR EL URETANO CON UN ALCOHOL, A TEMPERATURA ELEVADA EN PRESENCIA DE UN CATALIZADOR QUE CONTIENE UNA BASE DE LEWIS; PUDIENDO SER EL URETANO CUALQUIER ESTER ALIFATICO INFERIOR O UN ACIDO CARBAMICO DE FORMULA QUIMICA R2R3NCO2R1 EN DONDE R1 ES UN RADICAL HIDROCARBILO SUSTITUIDO O NO SUSTITUIDO ALIFATICO CON 12 ATOMOS DE CARBONO; R2 Y R3 PUEDEN SER UN ATOMO DE HIDROGENO O UN RADICAL HIDROCARBILO SUSTITUIDO O NO SUSTITUIDO ALIFATICO, CICLOALIFATICO, AROMATICO O HETEROCICLICO QUE CONTIENE HASTA 20 ATOMOS DE CARBONO. TIENE APLICACIONES EN LA INDUSTRIA DE POLIMEROS COMO RESINAS, ELASTOMEROS, ESPUMAS Y OTROS.
ES550002A 1984-02-04 1985-12-16 Un procedimiento para preparar un poliuretano Expired ES8705495A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848402995A GB8402995D0 (en) 1984-02-04 1984-02-04 Transesterification process

Publications (2)

Publication Number Publication Date
ES550002A0 ES550002A0 (es) 1987-05-01
ES8705495A1 true ES8705495A1 (es) 1987-05-01

Family

ID=10556092

Family Applications (2)

Application Number Title Priority Date Filing Date
ES540096A Expired ES8608006A1 (es) 1984-02-04 1985-02-01 Un procedimiento de transesterificar uretanos
ES550002A Expired ES8705495A1 (es) 1984-02-04 1985-12-16 Un procedimiento para preparar un poliuretano

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES540096A Expired ES8608006A1 (es) 1984-02-04 1985-02-01 Un procedimiento de transesterificar uretanos

Country Status (7)

Country Link
US (1) US4663472A (es)
EP (1) EP0152240A3 (es)
JP (1) JPS60181061A (es)
KR (1) KR850005851A (es)
AU (1) AU3841285A (es)
ES (2) ES8608006A1 (es)
GB (1) GB8402995D0 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3545195A1 (de) * 1985-12-20 1987-06-25 Hoechst Ag Isocyanatfreie polyurethan-dispersionen
GB8714873D0 (en) * 1987-06-25 1987-07-29 Bp Chemicals Additives Additives
IT1245862B (it) * 1991-04-10 1994-10-25 Enichem Sintesi Procedimento per la preparazione di bisoxazolidine contenti gruppi uretanici
ES2090731T3 (es) * 1992-02-20 1996-10-16 Nippon Paint Co Ltd Preparacion de derivados insaturados del acido carbamico.
IT1318395B1 (it) * 2000-03-17 2003-08-25 Enichem Spa Processo in continuo per la sintesi di uretani aromatici.
GB0101464D0 (en) * 2001-01-19 2001-03-07 Baxenden Chem Production of polyurethanes
GB2445531B (en) * 2005-12-09 2010-06-30 Council Scient Ind Res A melt transurethane process for the preparation of polyurethanes
US7842762B2 (en) * 2007-08-08 2010-11-30 Ppg Industries Ohio, Inc. Electrodepositable coating composition containing a cyclic guanidine
JP5685934B2 (ja) * 2010-12-28 2015-03-18 東ソー株式会社 ポリウレタンの製造方法
US8563560B2 (en) 2011-02-25 2013-10-22 Ppg Industries Ohio, Inc. Preparation of bicyclic guanidine salts in an aqueous media
US8541477B2 (en) 2011-03-04 2013-09-24 International Business Machines Corporation Methods of depolymerizing terephthalate polyesters
US9068089B2 (en) 2013-03-15 2015-06-30 Ppg Industries Ohio, Inc. Phenolic admix for electrodepositable coating composition containing a cyclic guanidine
US9688874B2 (en) 2013-10-25 2017-06-27 Ppg Industries Ohio, Inc. Method of making a bicyclic guanidine-cured acrylic coating
EP2876121A1 (de) * 2013-11-22 2015-05-27 Bayer MaterialScience AG Einsatz von Urethan-Alkoholen zur Herstellung von Polyetherpolyolen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU167249B (es) * 1973-04-24 1975-09-27
US3950285A (en) * 1974-04-04 1976-04-13 Atlantic Richfield Company Preparation of polymeric urethanes from dicarbamates
DE2943549A1 (de) * 1979-10-27 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von urethanen und ihre verwendung zur herstellung von isocyanaten
AU568516B2 (en) * 1982-11-26 1988-01-07 Bp Chemicals Limited Transesterification of esters employing novel catalyst

Also Published As

Publication number Publication date
EP0152240A2 (en) 1985-08-21
JPS60181061A (ja) 1985-09-14
US4663472A (en) 1987-05-05
KR850005851A (ko) 1985-09-26
ES8608006A1 (es) 1986-06-01
ES550002A0 (es) 1987-05-01
AU3841285A (en) 1985-08-08
EP0152240A3 (en) 1986-05-28
ES540096A0 (es) 1986-06-01
GB8402995D0 (en) 1984-03-07

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