Compositions of a semicrystalline thermoplastic and a dispersed phase of an organically modified clay are disclosed, as well as a process for making the organically modified clay, which comprises contacting the clay with at least one imidazolium salt having two long alkyl chains, or a benzimidazolium salt having two long alkyl chains in the presence of a solvent, and recovering the organically modified clay having a d-spacing of clay intercalates of at least 28Å and thermal stability at 300°C.
Titolo: | PROCESS FOR SYNTHESIS OF IMIDAZOLIUM AND BENZIMIDAZOLIUM SURFACTANTS AND THEIR USE IN CLAYS AND NANOCOMPOSITES |
Inventore/i: | Karanam S.; BERTI, CORRADO; BINASSI, ENRICO; Brunelle D. J.; COLONNA, MARTINO |
Inventore/i Unibo: | |
Anno di deposito: | 2009 |
Numero Brevetto: | WO/2010/028032A2 |
Breve descrizione (Abstract): | Compositions of a semicrystalline thermoplastic and a dispersed phase of an organically modified clay are disclosed, as well as a process for making the organically modified clay, which comprises contacting the clay with at least one imidazolium salt having two long alkyl chains, or a benzimidazolium salt having two long alkyl chains in the presence of a solvent, and recovering the organically modified clay having a d-spacing of clay intercalates of at least 28Å and thermal stability at 300°C. |
Data prodotto definitivo in UGOV: | 16-dic-2010 |
Appare nelle tipologie: | 6.01 Brevetto |
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