C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 63/08 (2006.01) C08G 63/82 (2006.01) C08G 63/87 (2006.01)
Patent
CA 2721435
The present invention relates to the use of a system composed of a base and of a sulphonamide, as a catalyst for the ring-opening (co)polymerization of lactones. The present invention also relates to novel sulphonamides and to a process for the ring-opening (co)polymerization of lactones comprising the use of sulphonamides in combination with a base as a catalytic system.
La présente invention concerne l'utilisation d'un système constitué d'une base et d'un sulfonamide, en tant que catalyseur de (co)polymérisation de lactones par ouverture de cycle. La présente invention concerne également de nouveaux sulfonamides et un procédé de (co)polymérisation de lactones par ouverture de cycle comprenant l'utilisation de sulfonamides en association avec une base comme système catalytique.
Alba Aurelie
Bourissou Didier
Cherif-Cheikh Roland
de Sousa Delgado Anne-Paula
Martin-Vaca Blanca
Goudreau Gage Dubuc
Ipsen Pharma S.a.s.
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