ES8500969A1 - Un procedimiento para preparar polieter-alcoholes y polieter polioles. - Google Patents

Un procedimiento para preparar polieter-alcoholes y polieter polioles.

Info

Publication number
ES8500969A1
ES8500969A1 ES521138A ES521138A ES8500969A1 ES 8500969 A1 ES8500969 A1 ES 8500969A1 ES 521138 A ES521138 A ES 521138A ES 521138 A ES521138 A ES 521138A ES 8500969 A1 ES8500969 A1 ES 8500969A1
Authority
ES
Spain
Prior art keywords
epoxides
polymerization
improved process
metal
water
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
ES521138A
Other languages
English (en)
Other versions
ES521138A0 (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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of ES521138A0 publication Critical patent/ES521138A0/es
Publication of ES8500969A1 publication Critical patent/ES8500969A1/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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
    • C08G65/2645—Metals or compounds thereof, e.g. salts
    • C08G65/2663—Metal cyanide catalysts, i.e. DMC's
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/24—Nitrogen compounds
    • B01J27/26—Cyanides
    • 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

Abstract

PROCEDIMIENTO PARA PREPARAR POLIETER-ALCOHOLES Y POLIETER-POLIOLES.CONSISTE EN LA POLIMERIZACION DE EPOXIDOS A UNA TEMPERATURA COMPRENDIDA ENTRE 20 Y 180 GRADOS, EN PRESENCIA AL MENOS DE UN INICIADOR QUE CONTIENE UNO O MAS GRUPOS HIDROXILO EN SU MOLECULA, ESTANDO LA RELACION MOLAR DE EPOXIDO A INICIADOR COMPRENDIDA ENTRE 3.000 Y 0,5. COMO CATALIZADOR SE UTILIZA ENTRE UN 0,01 Y UN 15 EN PESO, BASADO EN EL INICIADOR, DE UN COMPUESTO DEL TIPO DE CIANURO METALICO DOBLE, SIENDO UTILIZADO COMO ACTIVADOR DE DICHO CATALIZADOR UNA O MAS SALES COMPUESTAS DE IONES METALICOS BIVALENTES Y ANIONES EXENTOS DE METAL.
ES521138A 1982-03-31 1983-03-30 Un procedimiento para preparar polieter-alcoholes y polieter polioles. Expired ES8500969A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8209455 1982-03-31

Publications (2)

Publication Number Publication Date
ES521138A0 ES521138A0 (es) 1984-11-01
ES8500969A1 true ES8500969A1 (es) 1984-11-01

Family

ID=10529423

Family Applications (1)

Application Number Title Priority Date Filing Date
ES521138A Expired ES8500969A1 (es) 1982-03-31 1983-03-30 Un procedimiento para preparar polieter-alcoholes y polieter polioles.

Country Status (9)

Country Link
US (1) US4472560A (es)
EP (1) EP0090445B1 (es)
JP (1) JPS58185621A (es)
AU (1) AU552988B2 (es)
BR (1) BR8301676A (es)
CA (1) CA1201423A (es)
DE (1) DE3378269D1 (es)
ES (1) ES8500969A1 (es)
ZA (1) ZA832291B (es)

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JPH0480933B2 (es) 1992-12-21
AU552988B2 (en) 1986-06-26
BR8301676A (pt) 1983-12-13
EP0090445A2 (en) 1983-10-05
ES521138A0 (es) 1984-11-01
JPS58185621A (ja) 1983-10-29
EP0090445A3 (en) 1986-08-27
EP0090445B1 (en) 1988-10-19
ZA832291B (en) 1983-12-28
US4472560A (en) 1984-09-18
CA1201423A (en) 1986-03-04
DE3378269D1 (en) 1988-11-24

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