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DYHARD® 03

DYHARD® 03
CAS RN
461-58-5
CAS Name
Guanidine, cyano-
Molecular Formula
C2H4N4
Molecular Weight
84,08 g/Mol
Synonyms
Dicyandiamide
DYHARD® T03
DYHARD® G03

Description

DYHARD® 03 is a hardener for epoxy resins based on dicyandiamide which is specially made for the production of prepregs in the printed circuit board industry. The low turbidity gives storage stable prepregs free of crystallisation. DYHARD® 03 is qualified for the production of printed circuit boards according to the NEMA specification FR-3, FR-4, CEM-1 and CEM-3.

Notification

EU
US
China

Development Status

Commercial

Specification

SubstanceMin / MaxUnit
Dicyandiamide≥ 99,5%
Water≤ 0,2%
Melting point≥ 209°C
Turbidity≤ 5NTU
Josef Niedermaier

Josef Niedermaier

T +49 8621 86-2247
josef.niedermaier@alzchem.com