Isotactic-stereoblock polymers of alpha-olefins and process for producing the same
作者： John A. Ewen
DOI:
关键词:
摘要: Isotactic-stereoblock polypropylene comprising recurring units, said isotactic-stereoblock characterized by alternating blocks of monomers having an average block length greater than 2 methine carbons with the same relative configuration and wherein carbon atoms in adjacent are opposite configuration.
google.com.ar参考文章(7)
LYNN W. JELINSKI, Modern NMR Spectroscopy Chemical & Engineering News. ,vol. 62, pp. 26- 47 ,(1984) , 10.1021/CEN-V062N045.P026
Pasquon Italo, Corradini Paolo, Peraldo Mario, Pegoraro Mario, Natta Giulio, Polypropylene having syndiotactic structure ,(1960)
John A. Ewen, Mechanisms of stereochemical control in propylene polymerizations with soluble Group 4B metallocene/methylalumoxane catalysts Journal of the American Chemical Society. ,vol. 106, pp. 6355- 6364 ,(1984) , 10.1021/JA00333A041
Jens Herwig, Walter Kaminsky, Halogen-free soluble Ziegler catalysts with methylalumoxan as catalyst Polymer Bulletin. ,vol. 9, pp. 464- 469 ,(1983) , 10.1007/BF00265329
Heinrich Dr. Hähnsen, Klaus Dr. Külper, Walter Prof. Dr. Kaminsky, Rüdiger Dr. Woldt, Process for the production of polyolefins ,(1982)
Walter O. Kaminsky, Rudiger O. H. H. Woldt, Hansjorg W. Sinn, Hans-Jurgen C. Vollmer, Preparing ethylene polymers using Ziegler catalyst comprising cyclodienyl compound of zirconium ,(1981)
Peraldo Mario, Farina Mario, Natta Giulio, Substantially linear, regularly headto-tail polymers of deuterated and tritiated monomers and process for producing the same ,(1959)