车用聚丙烯气味改善技术专利分析综述

Review on Patent Analysis of Odor Improvement Technology for Polypropylene

本文分析了车用聚丙烯(PP)改性材料气味来源,概述了当前PP复合材料气味改善技术专利的研究进展。对比了不同助剂、耐刮擦剂、相容剂的气味差异;介绍了汽提剂在气味提升中的应用;简述了化学吸附剂和物理吸附剂的原理,指出不同吸附剂对挥发物质的吸收特性。

In this paper,the odor sources of modified PP materials for vehicles were analyzed,and the research progress of the patent of PP composite materials odor improvement technology was summarized. The odor differences of different auxiliaries,scratch-resistant agents and compatibilizers was compared. The application of odor extractor was introduced. The principles of chemical adsorbent and physical adsorbent were briefly introduced,and the absorption characteristics of different adsorbent for volatile matter were pointed out.