| 主权项 |
1. A silyl-derivative of a polysaccharide which is a derivatized polysaccharide (POH and/or PNH), with at least one silicon (Si) atom, said silicon atom deriving from at least one compound selected from a halogen silane, a halogen alkyl silane, a halogen aryl silane, a silane, an alkyl silane, a silanol, an aryl silane, an alkyl silanol, an aryl silanol, a silazane or a disilazane, characterized in that said polysaccharide is hyaluronic acid and said silyl-derivative has the formula (II) |
