Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Pasi Laari"'
Autor:
Heikki Tenhu, Ari Rosling, Markus Nuopponen, Carl-Erik Wilen, Satu Strandman, Sylvestre Degni, Pasi Laari
Publikováno v:
Reactive and Functional Polymers. 62:231-240
Soluble polymer supported TADDOLs have been prepared by copolymerising the styryl derivative of TADDOL with styrene or N-isopropylacrylamide, NIPAAm, and the efficiency of their complexes with Ti(IV) as catalysts in enantioselective addition of Et2Zn
Publikováno v:
Polymer. 45:4623-4631
Accurate characterisation of the tacticity distribution in isotactic polypropylene is important for obtaining better structure property correlations and for the indirect investigation of the active sites in heterogeneous Ziegler–Natta catalysts. In
Publikováno v:
Polymer. 45:3091-3098
Two polypropylene samples, one with relatively low isotacticity and the other with high isotacticity were fractionated using a series of solvents and temperatures. For both samples 4–9 fractions were collected and characterised with differential ca