The addition of small amounts of surface charged clay to a gas phase polyolefin polymerization reactor in the presence of a chromium based catalyst or a single site catalyst including metallocene and constrained geometry catalysts can be used to control static electricity in the polymer bed.
申请公布号
CA2645516(C)
申请公布日期
2016.09.06
申请号
CA20082645516
申请日期
2008.12.01
申请人
NOVA CHEMICALS CORPORATION
发明人
KER, VICTORIA;KELLY, MARK;KINGSTON, GEORGE FRANKLIN;KWAN, MICHAEL CHING-YUEN;HOANG, PETER PHUNG MINH;GUILLEN-CASTELLANOS, SERGIO ALEJANDRO;KARNIK, UMESH