condensation compound 中文意思是什麼
condensation compound
解釋
縮合化合物- condensation : n. 1. 濃縮；【物理學】冷凝（作用），凝聚（作用）；壓縮；縮合；凝塊。2. （著作等的）壓縮；壓縮后的形式，節本。
- compound : vt 1 使混合，調合，配合；【語言學】復合，合成。2 （通過互相讓步等）解決（糾紛）；用錢了結（債務等...
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Abstract : the basic synthesis process parameters of water reducing agent of melamune series was studied. the factors affecting hydroxymethylation, stlfonation, low - ph condensation, and high - ph condensation were thoroughly studied. from that, the good conditions for every stages were determined. by addition of compound additives made of some cheap components, the production cost of melamine water reducing agent was greatly decreased so that the spread and application value was increased
文摘:研究了三聚氰胺系列減水劑的基本合成工藝，考察了各種因素對羥甲基化階段、磺化階段、縮聚階段的影響，確定了各階段的最佳工藝條件，通過加入一些廉價組分製成復合型減水劑，使得三聚氰胺系列減水劑的生產成本大幅度降低，提高了產品的推廣應用價值
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