Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Patent
1999-01-13
2000-11-21
Nazario-Gonzalez, Porfirio
Organic compounds -- part of the class 532-570 series
Organic compounds
Heavy metal containing
556 8, 556 53, 502154, 526160, 526943, C07F 1700, C07F 1900, C07F 500, C07F 700
Patent
active
061505447
ABSTRACT:
Disclosed is a novel transition metal composition of a metallacycle structure represented by the formula ##STR1## wherein M.sup.1 is an element of Group IVB in the Periodic Table, M.sup.2 is an element of Group IIIA in the Periodic Table, R.sup.1 and R.sup.2 each are for instance a cyclopentadienyl group, R.sup.3 and R.sup.4 each are for instance a hydrocarbon group, R5 and R6 each are a hydrogen atom and R7 and R8 indicate an indan ring formed by bonding to each other.
REFERENCES:
patent: 4404344 (1983-09-01), Sinn et al.
Sano Akira
Seki Takashi
Shimizu Hiroyuki
Japan Polyolefins Co., Ltd.
Nazario-Gonzalez Porfirio
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