Invention Grant
US08012903B2 Methods to prepare catalyst compositions comprising small silica support materials
有权
制备包含小二氧化硅载体材料的催化剂组合物的方法
- Patent Title: Methods to prepare catalyst compositions comprising small silica support materials
- Patent Title (中): 制备包含小二氧化硅载体材料的催化剂组合物的方法
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Application No.: US12148152Application Date: 2008-04-17
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Publication No.: US08012903B2Publication Date: 2011-09-06
- Inventor: Maria A. Apecetche , Phuong A. Cao , Michael D. Awe , Ann M. Schoeb-Wolters , Ryan W. Impelman
- Applicant: Maria A. Apecetche , Phuong A. Cao , Michael D. Awe , Ann M. Schoeb-Wolters , Ryan W. Impelman
- Applicant Address: US TX Houston
- Assignee: Univation Technologies, LLC
- Current Assignee: Univation Technologies, LLC
- Current Assignee Address: US TX Houston
- Main IPC: B01J21/08
- IPC: B01J21/08
Abstract:
Methods are provided to prepare a catalyst system that includes at least one titanium compound, at least one magnesium compound, at least one electron donor compound, at least one activator compound, and at least one silica support material, the at least one silica support material having a median particle size in the range of from 20 to 50 microns with no more than 10% of the particles having a size less than 10 microns and no more than 10% of the particles having a size greater than 50 microns and average pore diameter of at least ≧220 angstroms.
Public/Granted literature
- US20080214388A1 Methods to prepare catalyst compositions comprising small silica support materials Public/Granted day:2008-09-04
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