公开(公告)号：US20120088868A1

公开(公告)日：2012-04-12

申请号：US13377911

申请日：2010-07-01

申请人： Anteneh Z. Worku ,  Kim L. Walton ,  Henry G. Heck

发明人： Anteneh Z. Worku ,  Kim L. Walton ,  Henry G. Heck

IPC分类号： C08K5/3477 ,  C08K5/52 ,  C08K5/3492 ,  C08K5/5397

CPC分类号： C08L23/12 ,  C08K3/34 ,  C08K5/34928 ,  C08K5/49 ,  C08L23/0815 ,  C08L2201/02 ,  C08L2666/06

摘要： The invention provides a polyolefin composition comprising: A) a propylene-based polymer having a flex modulus of greater than 1500 MPa and an HDT of greater than 100° C.; B) an ethylene/α-olefin interpolymer having Tg of less than −30° C., a tan delta, measured at 0.1 radians/s at 190° C., of less than 3, an HDT that is greater than, or equal to, the peak melting temperature of the ethylene/α-olefin interpolymer, measured by differential scanning calorimetry; and C) a fiber filler; and D) a nitrogen source and/or a phosphorus source, wherein at least one source is derived from at least one organic compound, or salt thereof; and wherein the weight ratio of the propylene-based polmer:ethylene/α-olefin interpolymer (A:B) is from 9:1 to 6:4.

摘要翻译： 本发明提供一种聚烯烃组合物，其包含：A）弹性模量大于1500MPa，HDT大于100℃的丙烯类聚合物; B）Tg小于-30℃的乙烯/α-烯烃互聚物，在190℃下以0.1弧度/秒测量的tanδ小于3的HDT，大于或等于 通过差示扫描量热法测定乙烯/α-烯烃互聚物的峰值熔融温度; 和C）纤维填料; 和D）氮源和/或磷源，其中至少一种源衍生自至少一种有机化合物或其盐; 丙烯类聚合物：乙烯/α-烯烃互聚物（A:B）的重量比为9:1〜6:4。