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Recent Data on the Number of Active Centers and Propagation Rate Constants in Olefin Polymerization with Supported ZN Catalysts Научная публикация

Конференция Stereo specific Polymerization and Stereoregular Polymers : European Polymer Conference
08-12 июн. 2003 , Milan
Сборник Stereospecific Polymerization and Stereoregular Polymers
Сборник, 2003.
Журнал Macromolecular Symposia
ISSN: 1022-1360 , E-ISSN: 1521-3900
Вых. Данные Год: 2004, Том: 213, Страницы: 19-28 Страниц : 10 DOI: 10.1002/masy.200450903
Ключевые слова Active centers, Polyethylene, Polypropylene, Stereospecificity, Ziegler-Natta polymerization
Авторы Zakharov V.A. 1 , Bukatov G.D. 1 , Barabanov A.A. 1
Организации
1 Boreskov Institute of Catalysis, Novosibirsk, 630090, Russia

Реферат: Data on the number of active centers (Cp) and propagation rate constants (Kp) have been obtained by means of polymerization quenching with 14CO of propylene and ethylene polymerization with supported titanium-magnesium catalysts (TMC) with different composition. In the case of propylene polymerization the Cp and Kp values have been measured separately for isospecific, aspecific and low stereospecific centers. Effects of MgCl2 support, internal and external donors are discussed on the basis of data obtained. Data on the strong effect of diffusion limitation at ethylene polymerization with number of TMC have been obtained and a set of methods have been used to exclude this effect. Data on Cp and Kp values at ethylene polymerization with low stereospecific and highly stereospecific catalysts are presented.
Библиографическая ссылка: Zakharov V.A. , Bukatov G.D. , Barabanov A.A.
Recent Data on the Number of Active Centers and Propagation Rate Constants in Olefin Polymerization with Supported ZN Catalysts
В сборнике Stereospecific Polymerization and Stereoregular Polymers. 2004. – C.19-28. DOI: 10.1002/masy.200450903 WOS Scopus РИНЦ OpenAlex CAPlusCA
Даты:
Опубликована в печати: 1 июн. 2004 г.
Опубликована online: 29 июн. 2004 г.
Идентификаторы БД:
≡ Web of science: WOS:000222878200004
≡ Scopus: 2-s2.0-4644302318
≡ РИНЦ: 15040708
≡ OpenAlex: W2066084674
≡ Chemical Abstracts: 2004:613842
≡ Chemical Abstracts (print): 141:277939
Цитирование в БД:
≡ Web of science 36 Сбор данных от 20.02.2026
≡ Scopus 40 Сбор данных от 15.02.2026
≡ РИНЦ 40 Сбор данных от 15.02.2026
≡ OpenAlex 36 Сбор данных от 15.02.2026
Альметрики: