Patent ID: 9181416
Filing Date: 2015-11-10
Classification: C08K,C09C

Abstract:
1. A stabilizer system comprising a thermal stabilizer and a supported, at least partly calcined dolomite of the formula: where Mt X X wherein the calcined dolomite has been supported with a metal perchlorate of the formula where Mt m =1, 2 or 3, m being selected so as to compensate for the charge of the metal ion Mt n =0 to 3, and wherein the stabilizer system does not comprise any of the compounds selected from the group consisting of (B) and (C) when Mt (B) is at least one nitrogen-containing organic compound and is selected from the group consisting of (B1) and (B2), (B1) being a tert-alkanolamine and (B2) being an enaminone or a urea, and (C) is an alkaline earth metal aluminohydroxocarbonate of the formula (C) where M =magnesium or/and calcium; x =0 to 0.5; y =2 to 8 and z =0 to 12.