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DYHARD® 03

Product Details
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

Substance Min / Max Unit
Dicyandiamide ≥ 99,5 %
Water ≤ 0,2 %
Melting point ≥ 209 °C
Turbidity ≤ 5 NTU
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