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ESR Studies of the State of Ti3+ and Ti2+ in Ti-Mg Catalysts for Olefin Polymerization Full article

Journal Reaction Kinetics and Catalysis Letters
ISSN: 0133-1736 , E-ISSN: 1588-2837
Output data Year: 1984, Volume: 26, Number: 3-4, Pages: 347-351 Pages count : 5 DOI: 10.1007/BF02067862
Authors Poluboyarov V.A. 1 , Anufrienko V.F. 1 , Zakharov V.A. 1 , Sergeev S.A. 1 , Makhtarulin S.I. 1 , Bukatov G.D. 1
Affiliations
1 Institute of Catalysis, Novosibirsk, USSR

Abstract: ESR studies have revealed that in Ti−Mg catalysts after interaction with organoaluminium compounds, the Ti3+ ions formed are present mainly as TiCl3 associates. Isolated Ti3+ ions of various types are also detected. Part of titanium ions is in the divalent state and provides an ESR signal after oxidation by water to the trivalent state in the form of Ti3+ ordered by cooperative Jahn-Teller interaction.
Cite: Poluboyarov V.A. , Anufrienko V.F. , Zakharov V.A. , Sergeev S.A. , Makhtarulin S.I. , Bukatov G.D.
ESR Studies of the State of Ti3+ and Ti2+ in Ti-Mg Catalysts for Olefin Polymerization
Reaction Kinetics and Catalysis Letters. 1984. V.26. N3-4. P.347-351. DOI: 10.1007/BF02067862 WOS Scopus РИНЦ OpenAlex ANCAN
Dates:
Submitted: Oct 28, 1983
Accepted: Jan 17, 1984
Published print: Sep 1, 1984
Identifiers:
≡ Web of science: WOS:A1984ACC4400022
≡ Scopus: 2-s2.0-33846195136
≡ Elibrary: 31343601
≡ OpenAlex: W2317830977
≡ Chemical Abstracts: 1985:149854
≡ Chemical Abstracts (print): 102:149854
Citing:
≡ Web of science 13 Сбор данных от 20.02.2026
≡ Scopus 13 Сбор данных от 22.02.2026
≡ Elibrary 9
≡ OpenAlex 13 Сбор данных от 22.02.2026
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