Invention Grant
- Patent Title: Procatalyst composition with substituted 1,2-phenylene aromatic diester internal donor and method
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Application No.: US14724300Application Date: 2015-05-28
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Publication No.: US09434799B2Publication Date: 2016-09-06
- Inventor: Linfeng Chen , Tak W. Leung , Tao Tao
- Applicant: W. R. Grace & Co.-Conn.
- 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: C07C309/00
- IPC: C07C309/00 ; C08F110/06 ; C08F4/76
Abstract:
Disclosed are procatalyst compositions having an internal electron donor which include a substituted phenylene aromatic diester and optionally an electron donor component. Ziegler-Natta catalyst compositions containing the present procatalyst compositions exhibit high activity and produce propylene-based olefins with broad molecular weight distribution.
Public/Granted literature
- US20150299346A1 PROCATALYST COMPOSITION WITH SUBSTITUTED 1,2-PHENYLENE AROMATIC DIESTER INTERNAL DONOR AND METHOD Public/Granted day:2015-10-22
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