Quantitative detection method of polypropylene raw material components

• Main Authors: XU HUI, LIU XINYU, DIAO HONGJUN, SHI JIABAO
• Format: Patent
• Language: Chinese; English
• Published: 12.02.2021
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention provides a quantitative detection method of polypropylene raw material components, which comprises the following steps: weighing a polypropylene sample to be detected, dissolving with anaromatic solvent, carrying out cooling, carrying out filtering, dissolving with an alcohol solvent, performing drying and the like, thereby successfully separating four components including the polypropylene matrix resin, ash, assistant and elastomer resin in the polypropylene raw material. enabling the four components obtained through separation to be subjected to component detection and weighing, enabling the detection spectrogram and the weighing data to be subjected to comprehensive analysis to obtain the quantitative detection result of each component of the polypropylene raw material,wherein the quantitative detection method has characteristics of simple operation and high accuracy, and has important application value. 本发明提供一种聚丙烯原料组分的定量检测方法，所述检测方法是通过将待测聚丙烯样品经过称重、芳香族溶剂溶解、冷却、过滤、醇类溶剂溶解和烘干等步骤，成功分离了聚丙烯原料中的聚丙烯主体树