Fluororesin-containing coating composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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Details

524415, 524417, 524428, 524492, 523101, C08K 310

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active

045215960

ABSTRACT:
An aqueous coating composition comprising a fluororesin, and (a) molybdic acid or its salt, (b) phosphoric acid or its salt, (c) ammonium hydroxide and (d) colloidal silica, the weight ratio of the fluororesin to the total amount of the ingredients (a), (b), (c) and (d) being 90:10 to 20:80 and the molar ratio of (a) molybdic acid or its salt as converted to MoO.sub.3, (b) phosphoric acid or its salt as converted to orthophosphoric acid, (c) ammonium hydroxide and (d) colloidal silica being 1:1:1:1 to 1:20:15:20 has good adhesivity, good corrosion resistance and heat resistance without exerting any toxicity and causing any pollution problem.

REFERENCES:
patent: 4017315 (1977-04-01), Vukasovich et al.
patent: 4021395 (1977-05-01), Vary
patent: 4150008 (1979-04-01), Vassiliou et al.

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