latex particle 胶乳中橡胶粒子和非橡胶粒子的总称。 其中橡胶粒子约占胶乳体积的20％～50％，是橡胶分子的集合体，粒子中的橡胶是非水溶性的。橡胶粒子外面吸附层由蛋白质和脂肪酸皂构成，带负电荷，在胶乳中呈布朗运动。 非橡胶粒子是由非橡胶物质构成的各种粒子，其中最多的是黄色体。黄色体是由薄膜包裹而成的球体，直径比橡胶粒子大，比橡胶粒子重。球体内部是酸、无机盐、蛋白质、糖类和多酚氧化酶等组分的水溶液。
通过透射电镜的观察，证明胶乳粒子为核壳结构；
The nuclear-hull structure of the latex particles can be proved by means of SEM.
结果表明：两种单体发生了共聚反应，制得均分散、表面洁净的无皂阳离子胶乳粒子；
The results indicated that monodisperse copolymer particles were synthesized and their surfaces were clear.
考察了胶乳种类、凝聚温度、搅拌转速等对共凝聚过程的影响规律，初步探讨了共凝聚粒子的成粒机理。
The influence of latex type, temperature and agitation speed on hetero-coagulation process were investigated. The mechanism of forming composite particles was discussed.
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