Title:
Polymer originating in the pro catalyst composition and it which have an alkoxy propyl ester inner electron donor
Document Type and Number:
Japanese Patent JP6012623
Kind Code:
B2
Abstract:
Disclosed herein are catalyst compositions and polymers, i.e., propylene-based polymers, produced therefrom. The present catalyst compositions include an internal electron donor with an alkoxypropyl ester. The present catalyst compositions improve catalyst selectivity. Propylene-based polymer produced from the present catalyst composition has a melt flow rate greater than 4 g/10 min.
Inventors:
Chen, Rin Phong
Leung, Tuck, W.
Tao, Tao
Leung, Tuck, W.
Tao, Tao
Application Number:
JP2013546168A
Publication Date:
October 25, 2016
Filing Date:
December 01, 2011
Export Citation:
Assignee:
W. R. Grace and Company-Connecticut
International Classes:
C08F4/654; C08F10/00
Domestic Patent References:
| JP60130607A | ||||
| JP61287907A | ||||
| JP61287908A | ||||
| JP5202129A | ||||
| JP2009535490A |
Foreign References:
| US4563436 | ||||
| WO2010123775A1 | ||||
| US20100273966 | ||||
| WO2010078494A1 | ||||
| US20100168342 |
Attorney, Agent or Firm:
Patent business corporation Odashima patent office