Invention Grant
- Patent Title: Blown films comprising bimodal ethylene-based polymers having high molecular weight high density fractions
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Application No.: US16973649Application Date: 2019-06-13
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Publication No.: US11873377B2Publication Date: 2024-01-16
- Inventor: Kyle E. Hart , Mehmet Demirors , Timothy W. Gambrel , Philip P. Fontaine , Vivek Kalihari , Francis O. Olajide, Jr. , Rajen M. Patel
- Applicant: Dow Global Technologies LLC
- Applicant Address: US MI Midland
- Assignee: Dow Global Technologies LLC
- Current Assignee: Dow Global Technologies LLC
- Current Assignee Address: US MI Midland
- Agency: Dinsmore & Shohl LLP
- International Application: PCT/US2019/036975 2019.06.13
- International Announcement: WO2019/241518A 2019.12.19
- Date entered country: 2020-12-09
- Main IPC: C08F210/16
- IPC: C08F210/16 ; C08L23/08 ; C08J5/18 ; C08F2/00

Abstract:
A blown film having a bimodal ethylene-based polymer including a high density fraction (HDF) from 3.0% to 25.0%, an I10/I2 ratio from 5.5 to 7.5, a short chain branching distribution (SCBD) less than or equal to 10 C, a zero shear viscosity ratio from 1.0 to 2.5, a density from 0.902 g/cc to 0.925 g/cc, and a melt index (I2) from 0.5 g/10 mins to 2.0 g/10 mins.
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