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US5240642A Process for obtaining granular forms of additives for organic polymers 失效
获得有机聚合物添加剂颗粒形式的方法

Process for obtaining granular forms of additives for organic polymers
摘要:
Process for obtaining granular forms of organic and inorganic antiacid additives and tetrakis-[3-(3,5-di-tert.-butyl-4-hydroxyphenyl)-propionyloxymethyl]-methane, carried out in the presence of an amount of the latter in the molten state, homogeneously distributed throughout the powder mass.
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