Method of polymerizing exo-methylene cyclic organic compounds using homogeneous ring-opening catalysts
Patent
·
OSTI ID:869225
The regiospecific (1,2-Me.sub.2 C.sub.5 H.sub.3).sub.2 ZrMe.sup.+ MeB(C.sub.6 F.sub.5).sub.3.sup.- mediated ring-opening polymerization of methylenecyclobutane and its copolymerization with ethylene to polyolefins of microstructure--{CH.sub.2 CH.sub.2 CH.sub.2 C(CH.sub.2)]--.sub.n and {--[CH.sub.2 CHR]--.sub.x [CH.sub.2 CH.sub.2 CH.sub.2 C(CH.sub.2)]--.sub.y }.sub.n' respectively, is disclosed.
- Research Organization:
- Northwestern University, Evanston, IL (United States)
- Sponsoring Organization:
- USDOE
- DOE Contract Number:
- FG02-86ER13511
- Assignee:
- Northwestern University (Evanston, IL)
- Patent Number(s):
- 5,300,598
- Application Number:
- 07/962,390
- OSTI ID:
- 869225
- Country of Publication:
- United States
- Language:
- English
Polymerization of methylenecyclobutane obtaining isocauchouc (Polymérisation du méthylènecyclobutane obtention de l'isocaoutchouc)
|
journal | August 1971 |
On the Ring-Opening Polymerization of Methylenecyclobutane
|
journal | May 1972 |
| Vinyl Polymerization 175th Note†. Polymerization of methylenecyclobutanes (Vinylpolymerisation 175. Mitt.†. Polymerisation von methylencyclobutanen) Title in German | journal | |
Radical polymerization of 3-substituted-1-methylenec yclobutanes
|
journal | August 1988 |
Polymerization of methylenecyclobutane, synthesis of an isopolyisoprene
|
journal | March 1969 |
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Related Subjects
/526/
2-me
catalysts
chr
compounds
copolymerization
cyclic
cyclic organic
disclosed
ethylene
exo-methylene
homogeneous
mediated
method
methylenecyclobutane
microstructure--
organic
organic compound
organic compounds
polymerization
polymerizing
polyolefins
regiospecific
respectively
ring-opening
ring-opening polymerization
zrme
2-me
catalysts
chr
compounds
copolymerization
cyclic
cyclic organic
disclosed
ethylene
exo-methylene
homogeneous
mediated
method
methylenecyclobutane
microstructure--
organic
organic compound
organic compounds
polymerization
polymerizing
polyolefins
regiospecific
respectively
ring-opening
ring-opening polymerization
zrme