Modified epoxy resins

Details Modified epoxy resins Modified epoxy resins

1989-12-27

1991-03-26

Nielsen, Earl

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From heterocyclic reactant containing as ring atoms oxygen,...

528 92, 528111, 528361, C08G 5902, C08G 5932

Patent

active

050030400

ABSTRACT:
Disclosed is a process for preparing an epoxy resin containing on average from 1.5 to 2.5 epoxy groups and at least one primary hydroxyl group per molecule, the method comprising reacting, in the presence of an etherification catalyst, tris(2-hydroxyethyl)isocyanurate with a diglycidylether having the general formula ##STR1## wherein R is an alkylene group, a cycloalkylene group, or an alkylene group containing a cyclic moiety.

REFERENCES:
patent: 3607833 (1971-09-01), DeMoff et al.
patent: 3763097 (1973-10-01), Edelman
patent: 3839281 (1974-10-01), Dreher
patent: 3948916 (1976-04-01), Porret et al.
patent: 4122069 (1978-10-01), Meyer
patent: 4537946 (1985-08-01), Lohse et al.

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