C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 287/00 (2006.01) A61K 9/107 (2006.01) A61K 9/50 (2006.01)
Patent
CA 2523374
A method for the dispersion of water-soluble or hydrophilic substances in a supercritically pressurized fluid by adding a surfactant, said surfactant being a block copolymer comprising at least one C0¿2?-philic block and at least one non ionic hydrophilic block.
Procédé de dispersion de substances hydrosolubles ou hydrophiles dans un fluide à pression supercritique par addition d'un surfactant, ledit surfactant étant un copolymère à blocs comprenant au moins un bloc C02-phile et au moins un bloc hydrophile non ionique.
Boutevin Bernard
Deschamps Frantz
Lacroix-Desmazes Patrick
Richard Joel
Centre National de La Recherche Scientifique (cnrs)
Ethypharm
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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