Curing agent for epoxy resin

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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Details

528 86, 528 87, 568722, 568728, 568763, C07C 3720, C07C 3916, C08G 5900

Patent

active

051070367

ABSTRACT:
A curing agent for an epoxy resin comprising (A) a polyhydric phenol obtainable by condensing a phenol compound and a hydroxybenzaldehyde and (B) a dihydric phenol, which gives a cured material of an epoxy resin having improved moisture and heat resistance and a small coefficient of linear thermal expansion.

REFERENCES:
patent: 2807653 (1957-09-01), Filbey et al.
patent: 3832409 (1974-08-01), Endres et al.
patent: 4895988 (1990-01-01), Clerisi et al.

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