ES471201A1 - Mejoras introducidas en un procedimiento de preparacion de un copolieter-glicol - Google Patents

Mejoras introducidas en un procedimiento de preparacion de un copolieter-glicol

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Publication number
ES471201A1
ES471201A1 ES471201A ES471201A ES471201A1 ES 471201 A1 ES471201 A1 ES 471201A1 ES 471201 A ES471201 A ES 471201A ES 471201 A ES471201 A ES 471201A ES 471201 A1 ES471201 A1 ES 471201A1
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
improvements introduced
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
ES471201A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Priority to ES471201A priority Critical patent/ES471201A1/es
Publication of ES471201A1 publication Critical patent/ES471201A1/es
Expired legal-status Critical Current

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Abstract

Mejoras introducidas en procedimiento de preparación de un copoliéter-glicol por copolimerización de un óxido de alquileno o de un acetal cíclico y tetrahidrofurano, empleando agua o un alcanodiol como terminador de cadena la mejora que consiste en utilizar como catalizador un polímero de monómeros monoetilénicamente insaturados, conteniendo el polímero grupos de fórmula **(Fórmula)**.
ES471201A 1978-06-27 1978-06-27 Mejoras introducidas en un procedimiento de preparacion de un copolieter-glicol Expired ES471201A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES471201A ES471201A1 (es) 1978-06-27 1978-06-27 Mejoras introducidas en un procedimiento de preparacion de un copolieter-glicol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES471201A ES471201A1 (es) 1978-06-27 1978-06-27 Mejoras introducidas en un procedimiento de preparacion de un copolieter-glicol

Publications (1)

Publication Number Publication Date
ES471201A1 true ES471201A1 (es) 1979-10-01

Family

ID=8476384

Family Applications (1)

Application Number Title Priority Date Filing Date
ES471201A Expired ES471201A1 (es) 1978-06-27 1978-06-27 Mejoras introducidas en un procedimiento de preparacion de un copolieter-glicol

Country Status (1)

Country Link
ES (1) ES471201A1 (es)

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