US20060160966A9 - Propylene ethylene polymers and production process - Google Patents

Propylene ethylene polymers and production process Download PDF

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Publication number
US20060160966A9
US20060160966A9 US10/474,594 US47459404A US2006160966A9 US 20060160966 A9 US20060160966 A9 US 20060160966A9 US 47459404 A US47459404 A US 47459404A US 2006160966 A9 US2006160966 A9 US 2006160966A9
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US
United States
Prior art keywords
propylene
polymerization
copolymer
ethylene
less
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
US10/474,594
Other versions
US20040236042A1 (en
US7232871B2 (en
Inventor
Sudhin Datta
Bruce Harrington
Weiguo Hu
Periagaram Ravishankar
George Rodriguez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ExxonMobil Chemical Patents Inc
Original Assignee
ExxonMobil Chemical Patents Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US08/910,001 priority Critical patent/US6635715B1/en
Priority to US10846798A priority
Priority to US10877298A priority
Priority to US09/342,854 priority patent/US6642316B1/en
Priority to US34646099A priority
Priority to US09/834,256 priority patent/US6525157B2/en
Priority to US33665501P priority
Priority to US34218601P priority
Priority to PCT/US2002/010515 priority patent/WO2002083754A1/en
Priority to US10/474,594 priority patent/US7232871B2/en
Application filed by ExxonMobil Chemical Patents Inc filed Critical ExxonMobil Chemical Patents Inc
Assigned to EXXONMOBIL CHEMICAL PATENTS INC. reassignment EXXONMOBIL CHEMICAL PATENTS INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HARRINGTON, BRUCE, RAVISHANKAR, PERIAGARAM, DATTA, SUDHIN, HU, WEIGUO, RODRIGUEZ, GEORGE
Publication of US20040236042A1 publication Critical patent/US20040236042A1/en
Publication of US20060160966A9 publication Critical patent/US20060160966A9/en
Priority claimed from US11/788,258 external-priority patent/US8026323B2/en
Application granted granted Critical
Publication of US7232871B2 publication Critical patent/US7232871B2/en
Adjusted expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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