C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
400/7068, 31/76
C09K 15/08 (2006.01) C08K 5/13 (2006.01) C08K 5/134 (2006.01) C08K 5/3477 (2006.01) C08K 5/372 (2006.01) C08K 5/52 (2006.01) C08K 5/526 (2006.01) C09K 15/32 (2006.01)
Patent
CA 1330483
STABILIZING COMPOSITION FOR ORGANIC POLYMERS ABSTRACT A stabilizing composition for thermoplastic organic polymers containing measured quantities of: (a) a sterically hindered phenol; (b) a triaylphosphite; and (c) a dialkylthiodipropionate. Stabilized polymer compositions are also described containing a thermoplastic organic polymer, in particular a polyofefin, and stabilizing quantity of said stabilizing composition, which possess excellent characteristics in relation to their melt flow index and colour when subjected to repeated extrusion and in relation to their long-term thermal stability.
590900
Neri Carlo
Podesta Roberto
Sandre Giovanni
Enichem Synthesis S.p.a.
Robic
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