Polyether glycols and alcohols derived from 3,4-epoxy-1-butene

Details Polyether glycols and alcohols derived from 3,4-epoxy-1-butene Polyether glycols and alcohols derived from 3,4-epoxy-1-butene

C - Chemistry, Metallurgy

08

G

C08G 65/14 (2006.01) C07C 43/178 (2006.01) C08G 65/26 (2006.01) C08G 65/28 (2006.01)

Patent

CA 2180362

Disclosed are novel polyether compounds obtained by the reaction or polymerization of 3,4-epoxy-1-butene in the presence of an acidic catalyst and a nucleophilic initiator compound. The polyether compounds comprise n units of residue (1) and m units of residue (2), wherein the total value of n + m is 2 to 70, n/(n + m) is a value in the range of 0.70 to 0.95, and residues (1) and (2) have the structures (1 and 2).

L'invention concerne des nouveaux composés de polyéther obtenus par réaction ou polymérisation du 3,4-époxy-1-butène en présence d'un catalyseur acide et d'un composé initiateur nucléophile. les composés de polyéther comprennent n unités de résidu (1) et m unités de résidu (2), et la valeur totale de n + m est comprise entre 2 et 70, n/(n + m) est une valeur comprise entre 0,70 et 0,95, et les résidus (1) et (2) ont les structures (1 et 2).

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