Polymacon is a non-proprietary (i.e., generic) term for a hydrophilic

polymer A polymer (; Greek ''poly-'', "many" + '' -mer'', "part") is a substance or material consisting of very large molecules called macromolecules, composed of many repeating subunits. Due to their broad spectrum of properties, both synthetic and ...

of 2- hydroxyethylmethacrylate (HEMA) cross-linked with

ethylene glycol dimethacrylate Ethylene glycol dimethylacrylate (EGDMA) is a diester formed by condensation of two equivalents of methacrylic acid and one equivalent of ethylene glycol.Bielstein 2, IV, 1532 EGDMA can be used in free radical copolymer crosslinking reactions. ...

(62%) and water (38%). It is used in the manufacture of soft contact lenses, and is considered a low hydration

hydrogel A hydrogel is a crosslinked hydrophilic polymer that does not dissolve in water. They are highly absorbent yet maintain well defined structures. These properties underpin several applications, especially in the biomedical area. Many hydrogels ar ...

of nonionic polymer.

References

Organic polymers {{polymer-stub