Invention Grant
US07202313B2 Chromium-based catalysts in mineral oil for production of polyethylene
有权
用于生产聚乙烯的矿物油中的铬基催化剂
- Patent Title: Chromium-based catalysts in mineral oil for production of polyethylene
- Patent Title (中): 用于生产聚乙烯的矿物油中的铬基催化剂
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Application No.: US10543980Application Date: 2004-03-04
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Publication No.: US07202313B2Publication Date: 2007-04-10
- Inventor: Robert J. Jorgensen , Karen E. Breetz , Jose Fernando Cevallos-Candau , Dale A. Wright , Thomas E. Spriggs
- Applicant: Robert J. Jorgensen , Karen E. Breetz , Jose Fernando Cevallos-Candau , Dale A. Wright , Thomas E. Spriggs
- Applicant Address: US CT Danbury
- Assignee: Union Carbide Chemicals & Plastics Technology Corporation
- Current Assignee: Union Carbide Chemicals & Plastics Technology Corporation
- Current Assignee Address: US CT Danbury
- International Application: PCT/US2004/006505 WO 20040304
- International Announcement: WO2004/094489 WO 20041104
- Main IPC: C08F4/22
- IPC: C08F4/22
Abstract:
A process for polymerizing polyethylene with chromium-based catalysts wherein one or more supported chromium-based catalysts is mixed with mineral oil to form a slurry and the slurry is then introduced into a polymerization reactor, especially a gas-phase polymerization reactor.
Public/Granted literature
- US20060155081A1 Chromium-based catalysts in mineral oil for production of polyethylene Public/Granted day:2006-07-13
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