compositions are disclosed containing a polymeric mixture diluted into an aqueous solution , which can be usefully applied to any surface mat is hydbcphoixc to act , for example , as an aotifoggiag coating with minimal optical distortion and excellent transparency . the compositions can also be used as lubricious agents on medical implants , shunts , and surgical supplies to minimize tissue trauma , to maximize bio - compatibility , and to increase healing by enhancing better irrigation and flow in adjacent tissue .