Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1982-06-01
1983-05-10
Jacobs, Lewis T.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523443, 523466, 524919, C08L 6304
Patent
active
043830609
ABSTRACT:
A novel adhesive has been developed that is particularly adapted for use in bonding automotive components made of sheet molding compound. It is comprised of suitable amounts of cross-linkable epoxy novolac resin; an epoxy flexibilizer; natural and colloidal silica; and an imidazole curing agent substituted in the one position with a short chain hydroxyalkyl group. The adhesive cures to a high bond strength in three minutes at 150.degree. C. It is resistant to degradation due to temperatures up to 200.degree. C., salt spray, humidity and water soak.
REFERENCES:
patent: 4187348 (1980-02-01), Dearlove et al.
patent: 4273686 (1981-06-01), Noland et al.
Dearlove Thomas J.
Gray Richard K.
General Motors Corporation
Harasek Elizabeth F.
Jacobs Lewis T.
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