Invention Grant
- Patent Title: Reverse staged impact copolymers
- Patent Title (中): 反阶段共聚物
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Application No.: US14525766Application Date: 2014-10-28
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Publication No.: US09376559B2Publication Date: 2016-06-28
- Inventor: Matthew W. Holtcamp , Laughlin G. McCullough , Celestino M. Perez, Jr. , Sarah J. Mattler
- Applicant: ExxonMobil Chemical Patents Inc.
- Applicant Address: US TX Baytown
- Assignee: ExxonMobil Chemical Patents Inc.
- Current Assignee: ExxonMobil Chemical Patents Inc.
- Current Assignee Address: US TX Baytown
- Agent Priya G. Prasad
- Main IPC: C08F2/00
- IPC: C08F2/00 ; C08F4/6592 ; C08L23/16 ; C08L23/08 ; C08L23/14 ; C08L23/06 ; C08J5/18 ; C08L23/04 ; C08F4/659
Abstract:
This invention relates to processes to prepare impact copolymers having an ethylene content of greater than 20 wt % using a process where ethylene polymer is made in the first stage and propylene polymer is made in the second stage.
Public/Granted literature
- US20150147552A1 Reverse Staged Impact Copolymers Public/Granted day:2015-05-28
Information query
