| 主权项 |
1. An ophthalmic solution comprising at least one water soluble polymer having a molecular weight of at least about 500,000 Daltons and comprising linear or branched polyether pendant groups having a molecular weight of at least about 300; wherein said polyether pendant groups are derived from monomers of the Formula I
A-[(CZpHq)y—O]n—CHm—X3-m wherein n is greater than 7; Z is a C1-C6 substituted or unsubstituted alkyl group, q is 0, 1 or 2 and p is 2-q, y is 2 to 4, m is 1 or 2; A is any free radical polymerizable group and X is a substituent independently selected from the group consisting of H, hydroxyl, unsubstituted straight or branched alkyl groups, substituted straight or branched alkyl groups, substituted and un substituted amines, substituted and un substituted amides, mercaptans, ethers and esters. |
