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ZINC PHOSPHATE-CONTAINING SURFACE CONDITIONING AGENT, PHOSPHATE CONVERSION-TREATED STEEL PLATE AND PAINTED STEEL PLATE, AND ZINC PHOSPHATE DISPERSION
ZINC PHOSPHATE-CONTAINING SURFACE CONDITIONING AGENT, PHOSPHATE CONVERSION-TREATED STEEL PLATE AND PAINTED STEEL PLATE, AND ZINC PHOSPHATE DISPERSION
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机译:含磷酸锌的表面处理剂,经磷酸盐转化处理的钢板和有污渍的钢板以及磷酸锌的分散体
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摘要
A zinc phosphate-containing surface conditioning agent to be used for surface conditioning as pretreatment for zinc phosphate conversion coating of a metallic material, which contains from 500 to 20,000 ppm of zinc phosphate and which has a pH of from 3 to 11, wherein said zinc phosphate has an average particle size of at most 3 mu m and D90 of at most 4 mu m.
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