在低于聚合物纳米球玻璃化转变温度(110.69℃)的条件下,用两种分散染料对聚(苯乙烯-丙烯酸)[P(St-co-AA)]纳米球染色,研究了染色温度(75～ 95℃)和染料用量(1％～5％)对纳米球上染料吸附量的影响.结果表明,染色温度越高,分散染料用量越大,所得到聚合物纳米球的颜色越深越鲜艳.分子结构中氨基和羟基数量多的分散蓝2BLN在纳米球上的吸附量低于相同染料用量时分散红FB的吸附量.经过染色后纳米球的表面变得很粗糙,粒径增加23 nm.用彩色纳米球对经过阳离子化处理的棉织物进行染色,利用很少量的彩色纳米球,就可以使织物获得较深且鲜艳的颜色.
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