采用辐照技术制备挤出吹塑成型汽车保险杠专用料的方法
申请公布号:CN1300785A
申请号:CN99117467.4
申请日期:1999.12.22
申请公布日期:2001.06.27
发明人:徐闻;刘鹏波;肖望东;徐僖
分类号:C08F2/54;C08F110/02;B29B9/06
主分类号:C08F2/54
代理人:邓继轩
地址:610065四川省成都市磨子桥
摘要:采用辐照技术制备挤出吹塑成型保险杠专用料的方法。聚乙烯经过γ-射线或电子束辐照后,可在其分子链上引入含氧极性基团,与绢英粉(sericite-tridymite-cristobalite)、Mg(OH)2、CaCO3、硅灰石等无机填料共混时,可以发生氢键键合或其他化学反应,使界面间相互作用得到改善,提高体系的力学性能。通过优化聚乙烯、辐照聚乙烯和绢英粉等的配比,可用作制备挤出吹塑成型汽车保险杠的材料。
主权项:采用辐照技术制备挤出吹塑成型汽车保险杠专用料的方法,其特征在于: 1.辐照聚乙烯的制备 采用<sup>60</sup>Coγ-射线源或电子静电加速器,在室温下空气中对聚乙烯进行辐照,辐照 剂量为1~50kGy,在其分子链上引入C=O等含氧极性基团,
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