Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1998-07-24
2000-03-07
Bell, Mark L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526132, 526153, 526160, 526161, 526348, C08F 444, C08F21000
Patent
active
060341904
ABSTRACT:
An olefin polymerization catalyst component is represented by the general formula (1): ##STR1## wherein M is a transition metal of the 4.sup.th Group or the Lanthanide Series in the Periodic Table; each of A and A' is the same or different and is a hydrocarbon or halogenated hydrocarbon having 1 to 50 carbon atoms, or a hydrocarbon or halogenated hydrocarbon group having 1 to 50 carbon atoms and a substituent containing an oxygen atom; E is a residual group of an element of the 13th to 15th Groups capable of forming three bonds; each of R and R' is the same or different and is a halogen atom or a hydrocarbon group having 1 to 20 carbon atoms; R" represents a hydrocarbon or halogenated hydrocarbon group containing at least one hetero atom and having 1 to 20 carbon atoms. This component is used in a catalyst along with an aluminum or born-containing cocatalyst to produce an olefin polymer or copolymer.
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Chemical Abstracts, 87:67592 (1977).
Hanaoka Hidenori
Iami Akio
Katayama Hiroaki
Kawamura Norio
Nabika Masaaki
Bell Mark L.
Pasterczyk J.
Sumitomo Chemical Company Limited
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