Contact lens practically non-swellable based on a block copolymer containing polysiloxane-polyoxyalkylene units in its backbone.

摘要

DESCRIBED contact lenses are optically clear, hydrolytically stable, biologically inert, wettable, ESSENTIALLY NO HINCHABLES IN lacrimal fluid ocular aqueous permeable to oxygen, a block polymer unit-containing polysiloxane and polyoxyalkylene oxide and its PREPARATION AND METHOD FOR DEALING WITH THIS VISION DEFECTS