Coating composition for metal-substrate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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523452, 523457, 523459, C08L 6300

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active

043528996

ABSTRACT:
A coating composition for a metal substrate having excellent adhesion, corrosion resistance and welding property which comprises (A) an epoxy resin, (B) an organic phosphorus compound, (C) zinc powder, of which a portion being replaceable by (E) a solid electroconductive material, and (D) a magnesium compound dispersed in a liquid medium, the weight proportion of the components (A) and (B) being from 45:55 to 95:5, the content of the component (C) corresponding to from 30 to 95% by weight based on the total weight of the non-volatile components in the composition and the content of the component (D) being from 0.1 to 5% by weight based on the total weight of the non-volatile components in the composition.

REFERENCES:
patent: 3207611 (1965-09-01), Ehren
patent: 3408318 (1968-10-01), Madison
patent: 3615730 (1971-10-01), Law et al.
patent: 3976617 (1976-08-01), Vasta
patent: 4162244 (1979-07-01), Bertram

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