Invention Grant
- Patent Title: Methods for restoring metallocene solids exposed to air
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Application No.: US15461523Application Date: 2017-03-17
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Publication No.: US10221258B2Publication Date: 2019-03-05
- Inventor: Qing Yang , Tony R. Crain , George R. Rajaendran
- Applicant: Chevron Phillips Chemical Company LP
- Applicant Address: US TX The Woodlands
- Assignee: Chevron Phillips Chemical Company LP
- Current Assignee: Chevron Phillips Chemical Company LP
- Current Assignee Address: US TX The Woodlands
- Agency: Merchant & Gould P.C.
- Main IPC: C07F17/00
- IPC: C07F17/00 ; C08F4/6592 ; C08F10/02 ; C08F4/6392
Abstract:
Methods for treating solid metallocene compounds that are exposed to air are disclosed. These methods include a step of contacting the exposed solid metallocene compound with a purging gas stream containing an inert gas, and optionally, subjecting the exposed solid metallocene compound to a sub-atmospheric pressure.
Public/Granted literature
- US20180265606A1 Methods for Restoring Metallocene Solids Exposed to Air Public/Granted day:2018-09-20
Information query
