HEMA FOR CONTACT LENSES

Methacrylate product portfolio

VISIOMER®

HEMA for Contact Lenses


VISIOMER® UHP HEMA enables the production of dimensionally stable soft contact lenses with high oxygen permeability and water uptake to ensure optimum wear comfort.

HEMA for Contact Lenses

VISIOMER® product

Chemical name    

Formula

Molecular
weight
g/mol

Boiling
point
°C/hPa

Glass
transition temper-ature
Tg °C

Standard
stabilization
ppm MEHQ

Main
applications

UHP HEMA

Ultra high purity
2-Hydroxyethyl methacrylate

CAS868-77-9

CAS No. 868-77-9

130.1

213/1013

55

10±3

Contact
lenses