Article · Wikipedia archive · Last revised Jun 16, 2026

Polymacon

Polymacon is a non-proprietary term for a hydrophilic polymer of 2-hydroxyethylmethacrylate (HEMA) cross-linked with ethylene glycol dimethacrylate (62%) and water (38%). It is used in the manufacture of soft contact lenses, and is considered a low-hydration hydrogel of nonionic polymer.

Last revised
Jun 16, 2026
Read time
≈ 1 min
Length
112 w
Citations
2
Source
Wikipedia ↗
Polymacon
Names
IUPAC name
2-Hydroxyethyl 2-methylprop-2-enoate--ethane-1,2-diyl bis(2-methylprop-2-enoate)
Identifiers
ChemSpider
  • none
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Polymacon is a non-proprietary (i.e., generic) term for a hydrophilic polymer of 2-hydroxyethylmethacrylate (HEMA) cross-linked with ethylene glycol dimethacrylate (62%) and water (38%).1 It is used in the manufacture of soft contact lenses, and is considered a low-hydration hydrogel of nonionic polymer.2

References

References

  1. Zia Chaudhuri; Murugesan Vanathi (2012), Postgraduate Ophthalmology, JP Medical Ltd, pp. 79–80, ISBN 978-93-5025-270-3
  2. Joseph C. Salamone (23 July 1996), Polymeric Materials Encyclopedia, CRC Press, p. 1507, ISBN 978-0-8493-2470-3