Epoxy resin compositions

Details Epoxy resin compositions Epoxy resin compositions

1989-09-25

1991-04-09

Nielsen, Earl

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

25218223, C08G 5968

Patent

active

050066269

ABSTRACT:
An epoxy resin composition comprising an epoxy resin which is solid at room temperature and contains on average more than epoxy group per molecule, and a quaternary pyrrolidinium salt as advancement catalyst.
When advanced with compounds containing two phenolic hydroxyl groups, these compositions give excellent products of low viscosity which are suitable, for example, for use in powder resin coating.

REFERENCES:
patent: 3275708 (1966-09-01), Bylsma
patent: 4474935 (1984-10-01), Lopez
patent: 4885354 (1989-12-01), Mofer et al.
patent: 4925901 (1990-05-01), Bertram et al.

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