Technology for preparation of macromolecular microspheres

Details Technology for preparation of macromolecular microspheres Technology for preparation of macromolecular microspheres

A - Human Necessities

61

K

A61K 9/16 (2006.01) A61K 38/16 (2006.01) A61K 38/48 (2006.01)

Patent

CA 2639925

Microspheres are produced by contacting an aqueous solution of a protein or other macromoiecule with an organic solvent and a counterion, and chilling the solution. The microspheres are useful for preparing pharmaceuticals of defined dimensions.

La présente invention concerne la production de microsphères, basée sur la mise en contact d'une solution aqueuse d'une protéine ou d'une autre macromolécule avec un solvant organique et un contre-ion et sur le refroidissement de la solution. Lesdites microsphères sont utiles pour la préparation de substances pharmaceutiques répondant aux dimensions définies.

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