公开(公告)号：US5126391A

公开(公告)日：1992-06-30

申请号：US688263

申请日：1991-04-22

申请人： Koji Yamamoto ,  Shoichi Mori ,  Tetsuhiko Hashimoto ,  Hideo Uchiyama

发明人： Koji Yamamoto ,  Shoichi Mori ,  Tetsuhiko Hashimoto ,  Hideo Uchiyama

IPC分类号： C08J5/18 ,  C08K3/00 ,  C08K5/103 ,  C08L23/08

CPC分类号： C08K3/0033 ,  C08J5/18 ,  C08K5/103 ,  C08J2323/08 ,  C08L23/0815

摘要： Disclosed is a filler-containing stretched film composed of a resin composition comprising:(a) 20 to 80 parts by weight of a linear ethylene copolymer containing 1 to 20% by weight of an .alpha.-olefin or diolefin comonomer(s) with 6 or more carbon atoms, having a density of 0.910 to 0.945 g/cm.sup.3 and a melt flow rate of 0.01 to 20 g/10 min, and an extracted amount with boiling n-hexane of 20% by weight or less,(b) 80 to 20 parts by weight of a particulate inorganic filler having an average particle size of 10 .mu.m or less and a bulk density of 0.1 to 0.7 g/ml and(c) 0.1 to 15 parts by weight of a saturated or unsaturated aliphatic acid ester having 9 to 40 carbon atoms based on 100 parts by weight of the total amount of Component (a) and Component (b),which film has tear strength MD measured according to ASTM D1922-61T of 10 g or more.