Invention Grant
- Patent Title: Supported hybrid catalyst system for ethylene slurry polymerization and method for preparing ethylene polymer with the catalyst system
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Application No.: US15748798Application Date: 2017-02-06
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Publication No.: US10774160B2Publication Date: 2020-09-15
- Inventor: Ye Jin Lee , Yi Young Choi , Ki Soo Lee , Se Young Kim , Sung Min Lee , Chang Woan Han , Soon Ho Sun
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG CHEM, LTD.
- Current Assignee: LG CHEM, LTD.
- Current Assignee Address: KR Seoul
- Agency: Dentons US LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@6eacb317 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@20577fd1
- International Application: PCT/KR2017/001289 WO 20170206
- International Announcement: WO2017/155211 WO 20170914
- Main IPC: C08F4/653
- IPC: C08F4/653 ; C08F4/6592 ; C08F10/02 ; C08F110/02 ; C08L23/08 ; B01J31/22 ; C08F4/02 ; C08F4/659
Abstract:
The present invention relates to a supported hybrid catalyst system for ethylene slurry polymerization and a method for preparing ethylene polymer therewith. The supported hybrid catalyst system according to the present invention may exhibit high activity during ethylene slurry polymerization, and enables preparation of an ethylene polymer having a narrow molecular weight distribution but excellent processability.
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