Patent ID: 8076426

Claim:
A compound of the formula (II): wherein: R 1 is independently selected from: an alkyl or alkenyl or alkoxy or aryl or aryloxy carbohydrate based group; or an alkyl or alkenyl or alkoxy or aryl or aryloxy per-fluorinated carbohydrate based group; or an alkyl or alkenyl or alkoxy or aryl or aryloxy cyclic carbohydrate based group; or an alkyl or alkenyl or alkoxy or aryl or aryloxy heterocyclic carbohydrate based group; or a UV active chromaphore, R 2 is independently selected from: an alkyl or alkenyl or alkoxy or aryl or aryloxy carbohydrate based group; or an alkyl or alkenyl or alkoxy or aryl or aryloxy per-fluorinated carbohydrate based group; or an alkyl or alkenyl or alkoxy or aryl or aryloxy cyclic carbohydrate based group; or an alkyl or alkenyl or alkoxy or aryl or aryloxy heterocyclic carbohydrate based group, and the polymer is independently a polymeric material between 200 and 500,000 Da, and n is greater than or equal to two.