Self-assembled biodegradable polymersomes

Details Self-assembled biodegradable polymersomes Self-assembled biodegradable polymersomes

A - Human Necessities

61

B

A61B 5/055 (2006.01)

Patent

CA 2624174

The invention concerns a block copolymer of polyethylene oxide and polycaprolactone, the polyethylene oxide having a number average molecular weight from about 2.0 to about 3.8 kD, the block copolymer having a fraction of polyethylene oxide of from about 11.8 to 18.8 percent by weight. The invention also concerns polymersomes made from such copolymers and to methods of making the polymersomes.

L'invention concerne un copolymère séquencé d'oxyde de polyéthylène et de polycaprolactone, l'oxyde de polyéthylène ayant un poids moléculaire moyen en nombre compris entre environ 2,0 et environ 3,8 kD, le copolymère séquencé comprenant une fraction d'oxyde de polyéthylène comprise entre environ 11,8 et environ 18,8 pour cent en poids. L'invention concerne également des polymersomes fabriqués à partir desdits copolymères et des procédés de fabrication des polymersomes.

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