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The thickener system incorporates a polyvinyl alcohol polymer and a boron containing compound such as boric acid. 該增稠 劑體系包括聚乙烯醇聚合物和含硼化合物如硼酸。 ip.com
In the paper, The new defluorine system of aluminium foil-condensate-dedust-phosphoric-boric acid saturated solution was detailed. 提出鋁片—凝聚—除塵—磷酸·硼酸混合液的新除氟體系。