Invention Grant
- Patent Title: Enhanced procatalyst composition and process
- Patent Title (中): 增强主催化剂组成和工艺
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Application No.: US12651032Application Date: 2009-12-31
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Publication No.: US08778826B2Publication Date: 2014-07-15
- Inventor: Kelly Gonzalez , Clark C. Williams , Linfeng Chen
- Applicant: Kelly Gonzalez , Clark C. Williams , Linfeng Chen
- Applicant Address: US MD Columbia
- Assignee: W. R. Grace & Co.-Conn.
- Current Assignee: W. R. Grace & Co.-Conn.
- Current Assignee Address: US MD Columbia
- Agency: Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- Main IPC: C08F110/06
- IPC: C08F110/06 ; C08F4/16
Abstract:
Disclosed herein are processes for preparing procatalyst compositions and polymers, i.e., propylene-based polymers, produced therefrom. The present procatalyst compositions improve catalyst selectivity and also increase the bulk density of the formant polymer.
Public/Granted literature
- US20100173769A1 Enhanced Procatalyst Composition and Process Public/Granted day:2010-07-08
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