发明授权
- 专利标题： Radiation resistant polypropylene articles and method for preparing same
- 专利标题（中）： 耐辐射聚丙烯制品及其制备方法
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申请号： US869072申请日： 1992-04-06
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公开(公告)号： US5254378A公开(公告)日： 1993-10-19
- 发明人: Dennis L. Krueger , Thomas I. Insley , Daniel E. Meyer , Richard J. Rolando
- 申请人： Dennis L. Krueger , Thomas I. Insley , Daniel E. Meyer , Richard J. Rolando
- 申请人地址： MN St. Paul
- 专利权人： Minnesota Mining and Manufacturing Company
- 当前专利权人： Minnesota Mining and Manufacturing Company
- 当前专利权人地址： MN St. Paul
- 主分类号： A61L2/08
- IPC分类号： A61L2/08 ; B29C47/00 ; B29C47/88 ; B29C71/04 ; C08L23/12 ; C08J3/28
摘要：
Irradiated polypropylene articles of non-crystalline mesomorphous polypropylene and a method for preparing the articles are provided. The articles are irradiated with a sterilizing dosage of ionizing radiation. The irradiated articles such as films and blown microfiber webs are substantially undegraded after storage periods of as long as six months.
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