USRE30322E - Novel elastomeric graft copolymers - Google Patents

Novel elastomeric graft copolymers Download PDF

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Publication number
USRE30322E
USRE30322E US05/969,935 US96993578A USRE30322E US RE30322 E USRE30322 E US RE30322E US 96993578 A US96993578 A US 96993578A US RE30322 E USRE30322 E US RE30322E
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US
United States
Prior art keywords
copolymer
trunk
polymer
graft copolymer
ethylene
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.)
Expired - Lifetime
Application number
US05/969,935
Inventor
Clarence F. Hammer
Harold K. Sinclair
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.)
EI du Pont de Nemours and Co
Original Assignee
EI du Pont de Nemours and Co
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 US05/523,465 priority Critical patent/US4017557A/en
Application filed by EI du Pont de Nemours and Co filed Critical EI du Pont de Nemours and Co
Priority to US05/969,935 priority patent/USRE30322E/en
Application granted granted Critical
Publication of USRE30322E publication Critical patent/USRE30322E/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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