作者: Michael James Mitchell , Kenneth Ford Baxter , Frank Reeder , Michael John Nunn
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摘要: An anti-corrosive coating composition includes as an pigment dispersed in a film-forming binder salt of polyvalent metal cation and organic polyphosphonic acid containing at least 2 phosphonic groups. The ratio cations to phosphonate groups the is 0.8/n:1, where n valency ion.