C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
C08K 5/00 (2006.01)
Patent
CA 2612905
Disclosed is a stabilizer system for chlorine-containing polymers, particularly PVC, comprising at least one coordination polymeric triethanolamine perchlorato(triflato) metal inner complex containing a monomer unit of formula (A). Said stabilizer system can additionally contain substituted cyanoacetyl ureas or/and 6-aminouracils or/and 3-aminocrotonic ester or/and hydantoins or/and monomeric or polymeric dihydropyridines or alkaline earth hydroxides or/and hydrotalcites or/and dawsonites or/and zeolites or/and glycidyl compounds or/and cyanamides or/and cyanoguanidines or/and melamines. Phosphites or/and sterically hindered amines or/and NOR-HALS compounds can also be provided.
L'invention concerne un système stabilisant pour des polymères chlorés, en particulier du PVC, contenant au moins un complexe interne de triéthanolaminoperchlorato(triflato)-métal polymère de coordination, qui comporte un motif monomère de formule (A). Le système stabilisant selon l'invention peut également comprendre des cyanacétylurées substituées, ou/et des 6-amino-uraciles, ou/et des esters d'acide 3-aminocrotonique, ou/et des hydantoïnes, ou/et des dihydropyridines monomères ou polymères ou des hydroxydes alcalinoterreux, ou/et des hydrotalcites, ou/et des dawsonites, ou/et des zéolithes, ou/et des composés glycidyles, ou/et des cyanamides, ou/et des cyanoguanidines, ou/et des mélamines. Des phosphites et/ou des amines à encombrement stérique, et/ou des composés NOR-HALS peuvent en outre être ajoutés.
Dave Trupti
Wannemacher Thomas
Wehner Wolfgang
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Catena Additives Gmbh & Co. Kg
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