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Copolymerization of Ethylene With Propene In the Presence of Homogeneous Catalytic-systems Based On Group-4 Metallocenes and Methylalumoxane - Implications of the Reactivity Ratios On the Reaction-mechanism 1-gen-1991 A., Zambelli; Grassi, Alfonso; M., Galimberti; R., Mazzocchi; F., Piemontesi
Catalysts For Syndiotactic-specific Polymerization of Styrene - A Tentative Interpretation of Some Experimental-data 1-gen-1991 A., Zambelli; Pellecchia, Claudio; Oliva, Leone; Longo, Pasquale; Grassi, Alfonso
Stereospecific Polymerization of Propylene In the Presence of Homogeneous Catalysts - Ligand-monomer Enantioselective Interactions 1-gen-1991 Longo, Pasquale; Proto, Antonio; Grassi, Alfonso; P., Ammendola
Pulsed H-1-nmr Relaxation In Crystalline Syndiotactic Polystyrene 1-gen-1991 D., Capitani; A. L., Segre; Grassi, Alfonso; S., Sykora
Solid-state High-resolution C-13 Nuclear-magnetic-resonance Spectra of Syndiotactic Poly(p-methyl Styrene) 1-gen-1991 Guerra, Gaetano; M., Iuliano; Grassi, Alfonso; D. M., Rice; F. E., Karasz; W. J., Macknight
Syndiotactic Poly[(s)-4-methyl-1-hexene] and Poly[(r)(s)-4-methyl-1-hexene] 1-gen-1992 A., Zambelli; Grassi, Alfonso; M., Galimberti; G., Perego
Syndiotactic Poly[(s)-4-methyl-1-hexene] 1-gen-1992 A., Zambelli; Grassi, Alfonso; M., Galimberti; G., Perego
Polymorphism In Syndiotactic Polystyrene - A H-1-nmr Relaxation Study 1-gen-1992 D., Capitani; C., Derosa; A., Ferrando; Grassi, Alfonso; A. L., Segre
Synthesis, Crystal-structure, and Olefin Polymerization Activity of A Zwitterionic Eta(6)-arene Zirconium Tris(hydrocarbyl) 1-gen-1993 Pellecchia, Claudio; Grassi, Alfonso; A., Immirzi
Microbial Transformation of Isoprenoid Systems By Means of Zoophthora (erynia) Ovispora (nowakowski) Batko 1-gen-1993 J. M., Urbanczyk; J., Soloducho; A., Zabza; G., Sodano; Grassi, Alfonso
Base-free Cationic Mono(cyclopentadienyl)zirconium Complexes - Synthesis, Structural Characterization, and Catalytic Activity In Olefin Polymerization 1-gen-1993 Pellecchia, Claudio; Immirzi, Attilio; Grassi, Alfonso; A., Zambelli
Ligand Configuration On Weakly Paramagnetic (beta-imino Carbonyl Enolato)nickel Complexes - A Combined Solid-state C-13 Nmr and Infrared Study 1-gen-1993 M., Basato; G., Favero; A. C., Veronese; Grassi, Alfonso
Non-metallocene Group-4 Organometallic Complexes As Catalysts For Olefin Polymerization - Synthesis and Catalytic Activity of the Cationic Complex [zr(ch2ph)3]+ [b(ch2ph)(c6f5)3]- 1-gen-1993 Pellecchia, Claudio; Grassi, Alfonso; A., Zambelli
Isolation of A Single-insertion Intermediate In the Catalytic Polymerization of Propene By A Cationic Tris(hydrocarbyl) Zirconium Complex 1-gen-1993 Pellecchia, Claudio; Grassi, Alfonso; Zambelli, Adolfo
Single Insertion of Alpha-olefins Into the Cationic Complex [zr(ch2ph)3]+ Affording Isolable [zr(ch2ph)2(ch2chrch2ph)]+ Adducts - A Model For the Insertion Mechanism In Ziegler-natta Polymerization 1-gen-1994 Pellecchia, Claudio; Grassi, Alfonso; Zambelli, Adolfo
A Combined Nmr and Electron-spin-resonance Investigation of the (c-5(ch3)(5))ti(ch2c6h5)(3)/b(c6f5)(3) Catalytic-system Active In the Syndiospecific Styrene Polymerization 1-gen-1995 Grassi, Alfonso; Pellecchia, Claudio; Oliva, Leone; F., Laschi
Easy Metalation of the Substituted Dimethyl Sulfide Mesch(2)r (r=c(o)oet) By Palladium Acetate and Characterization of the Trinuclear Mixed-sphere [pd-3(mu-o(2)cme)(3)(mu-meschr)(3)] Complex 1-gen-1995 M., Basato; Grassi, Alfonso; G., Valle
Kinetic investigation of syndiospecific styrene polymerization promoted by half titanocenes and novel complexes as models for the structural elucidation of the acticve species 1-gen-1996 Grassi, Alfonso; Zambelli, Adolfo
High-resolution solid state C-13 nuclear magnetic resonance spectrum of form I of syndiotactic poly(1-butene) 1-gen-1996 C., Derosa; Guerra, Gaetano; Grassi, Alfonso
Homoleptic organometallic zirconium compounds as precursors of propene polymerization catalysts 1-gen-1996 Longo, Pasquale; Proto, Antonio; Grassi, Alfonso; Zambelli, Adolfo
Mostrati risultati da 21 a 40 di 200
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