Terpolymer for contact lens

Details Terpolymer for contact lens Terpolymer for contact lens

1997-11-24

1999-04-06

Merriam, Andrew E. C.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

351160H, 524558, 526320, 264 26, G02C 704, C08L 2902

Patent

active

058919325

ABSTRACT:
An ionic contact lens made from a terpolymer of 2,3-dihydroxypropyl methacrylate, 2-hydroxyethyl methacrylate, and methacrylic acid. The contact lens has excellent properties including good strength and excellent water retention properties and excellent dimensional stability.

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