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Product Name: Urethane Dimethacrylate, UDMA, DUDMA, diurethane dimethacrylate
INCI: Di-HEMA Trimethylhexyl Dicarbamate

Urethane Dimethacrylates are often used in light-cure systems. Our X-850-0000, UDMA, cures to form a hard, glassy surface that is low in color and is considered bisphenol A free!  Various urethane dimethacrylates have been used in anaerobic adhesive applications. This material has also been referred to as diurethane dimethacrylate, DUDMA as well as Di-HEMA Trimethylhexyl Dicarbamate.

Unit of Measure

Typical Properties

Molecular Formula

N/A C23H38N2O8

Molecular Weight

N/A 470.563

Purity (%)

N/A > 92

Moisture (%)

N/A < 0.2

Acidity (% Methacrylic Acid)

N/A < 0.3

Refractive Index

N/A 1.483

Specific Gravity

N/A 1.129 g/mL

Viscosity 25C

N/A 8500 cps

Residual HEMA (%)

N/A < 1.0

MeHQ Inhibitor

N/A 100 - 200 ppm

Toxic Substance Control Act List

N/A Listed

Color (APHA)

N/A 25 max