The grafting reaction of vinyl acetate with polyvinyl alcohol which was regarded as the protecting colloid in the emulsion polymerization of vinyl acetate was investigated in this paper.
研究了以聚乙烯醇为保护胶体的醋酸乙烯乳液聚合中，作为保护胶体的聚乙烯醇与醋酸乙烯的接枝反应。
The nucleation mechanisms and colloid stability are the key aspects of emulsifier free emulsion polymerization.
成核机理和稳定性是无皂乳液聚合的关键。
It was pointed out that proper grafting of monomer onto protective colloid was vital to stability of colloid particle. So it is important to properly use protective colloid in emulsion polymerization.
指出了单体在保护胶体上的适量接枝是乳胶粒稳定的必要条件，因此，合理使用保护胶体在乳液聚合中有重要意义。
The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.
照像材料含有亲水胶体的感蓝卤化银卤剂层。
The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.
照像材料含有亲水胶体的感蓝卤化银卤剂层。
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