Patent ID: 9206291
Filing Date: 2015-12-08
Classification: C08B,C08G,C08L

Abstract:
1. A hybrid compound comprising a polysaccharide (PS) which comprises hydroxyl functional groups wherein at least one portion of the hydroxyl functional groups is substituted with an -Ro-A group wherein: Ro is a linking unit of formula (II.1), wherein said unit is connected to A at position 1 thereof and to PS at position 4 thereof or is connected to PS at position 1 thereof and to A at position 4 thereof, or is a linking unit of formula (II.2), wherein said unit is connected to A at position 1 thereof and to PS at position 5 thereof or is connected to PS at position 1 thereof and to A at position 5 thereof; wherein Z represents a carbon or nitrogen atom; each A independently represents a group of formula (III): -[-A wherein said substitution of a hydroxyl group on said PS by said Ro-A group results in said Ro-A group being connected to said PS by an —O— linkage formed from the oxygen of said hydroxyl group.