首页> 外国专利> A PROCESS FOR PREPARING A VINYL CHLORIDE HOMO/COPOLYMER IN THE FORM OF A POLYMER POWDER HAVING IMPROVED RHEOLOGICAL PROPERTIES CAPABNLE OF FORMING PLASTISOLS

A PROCESS FOR PREPARING A VINYL CHLORIDE HOMO/COPOLYMER IN THE FORM OF A POLYMER POWDER HAVING IMPROVED RHEOLOGICAL PROPERTIES CAPABNLE OF FORMING PLASTISOLS

机译:具有改善的成型塑料流变性能的聚合物粉末形式的氯乙烯均聚物/共聚物的制备方法

摘要

Process for the preparation of vinyl chloride homo- and copolymers in powder form capable of yielding plastisols. …??A spray-drying operation is carried out on a vinyl chloride homo- or copolymer latex. The operation is carried out so that the processing temperature of the said latex to be subjected to the spray-drying operation is at least 40 DEG C and lower than the temperature of onset of degradation of the polymer. …??The polymers obtained have a greatly reduced residual vinyl chloride monomer content and produce plastisols with improved rheological properties.
机译:制备能够产生增塑溶胶的粉末形式的氯乙烯均聚物和共聚物的方法。 …对氯乙烯均聚物或共聚物胶乳进行喷雾干燥操作。进行操作以使要进行喷雾干燥操作的所述胶乳的加工温度为至少40℃且低于聚合物降解的开始温度。 ……获得的聚合物具有大大降低的残余氯乙烯单体含量,并产生具有改善的流变性能的增塑溶胶。

著录项

  • 公开/公告号IN170194B

    专利类型

  • 公开/公告日1992-02-22

    原文格式PDF

  • 申请/专利权人 ATOCHEM;

    申请/专利号IN662MA1987

  • 发明设计人 BRULET DANIEL;POMMIER YVES;

    申请日1987-09-10

  • 分类号C08F14/06;

  • 国家 IN

  • 入库时间 2022-08-22 05:35:07

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