公开(公告)号：US20160365556A1

公开(公告)日：2016-12-15

申请号：US15178631

申请日：2016-06-10

Applicant: Nano and Advanced Materials Institute Limited

Inventor： Chenmin Liu ,  Chi Ho Kwok ,  Hui Luo

IPC: H01M2/16 ,  D01F6/32 ,  B29C47/00 ,  D01D5/00 ,  H01M2/14 ,  H01M10/0525

CPC classification number: H01M2/162 ,  B29C48/142 ,  B29K2027/16 ,  B29L2031/3468 ,  D01D5/003 ,  D01F6/32 ,  H01M2/145 ,  H01M2/1666 ,  H01M2/1686 ,  H01M10/0525

Abstract: A nonwoven nanofiber separator, including a composite of a first polymer material and a second polymer material, wherein: the first polymer material may include at least one member selected from the group consisting of poly(vinylidene fluoride), polyimide, polyamide and polyacrylonitrile; the second polymer material may include at least one member selected from the group consisting of polyethylene glycol, polyacrylonitrile, poly(ethylene terephthalate), poly(vinylidene fluoride), poly(vinylidene fluoride-hexafluoropropylene) and poly(vinylidene fluoride-co-chlorotrifluoroethylene); and the second polymer material is different from the first polymer material. A method of improving physical stability of a battery separator with improved performance is also provided.

Abstract translation: 1.一种非织造布纳米纤维隔板，包括第一聚合物材料和第二聚合物材料的复合材料，其中：所述第一聚合物材料可以包括选自聚（偏二氟乙烯），聚酰亚胺，聚酰胺和聚丙烯腈的至少一种; 第二聚合物材料可以包括选自聚乙二醇，聚丙烯腈，聚（对苯二甲酸乙二醇酯），聚（偏二氟乙烯），聚（偏二氟乙烯 - 六氟丙烯）和聚（偏二氟乙烯 - 共 - 三氟氯乙烯）的至少一种， ; 并且第二聚合物材料与第一聚合物材料不同。 还提供了一种改善性能的电池隔膜的物理稳定性的方法。