ETHYLENE/ALPHA-OLEFIN COPOLYMER MADE WITH A NON-SINGLE-SITE/SINGLE-SITE CATALYST COMBINATION, ITS PREPARATION AND USE
摘要
<p>An ethylene/.alpha.-olefin copolymer comprising a component produced by a non-single-site polymerization catalyst and a component produced by a single-site polymerization catalyst, its preparation and use are described. The copolymer has an .alpha.-olefin content of 5 to 20 percent by weight and shows at least two CRYSTAF peak temperatures differing by at least 15 ~C and/or at least two DSC melting peak temperatures differing by at least 15 ~C.</p>
申请公布号
CA2465647(C)
申请公布日期
2010.12.14
申请号
CA20022465647
申请日期
2002.10.11
申请人
EXXONMOBIL CHEMICAL PATENTS, INC.
发明人
NOWLIN, THOMAS E.;SHIRODKAR, PRADEEP P.;MINK, ROBERT I.;DIAMOND, GARY M.;PAUL, JILL H.;KALE, LAWRENCE T.;DACKSON, KEITH