C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
C08K 5/00 (2006.01) C08K 5/13 (2006.01) C08K 5/524 (2006.01) C08L 67/02 (2006.01) C08L 69/00 (2006.01) C08L 63/00 (2006.01)
Patent
CA 2188671
A PES/PC blend having enhanced properties as virgin material and as recyclate comprises a) at least one phosphite, b) at least one sterically hindered phenol, c) at least one compound promoting the reaction of an epoxy resin with a PES/PC blend, and d) at least one difunctional epoxy resin, 0.01 to 10 parts of component c) being used per 100 parts of PES/PC blend.
Un mélange polyester/polycarbonate (PES/PC) à propriétés améliorées tant comme matériau vierge que comme matériau recyclé comprend: (a) au moins un phosphite, (b) au moins un phénol à encombrement stérique, (c) au moins un composé favorisant la réaction entre une résine époxy et le mélange PES/PC, et (d) au moins une résine époxy bifonctionnelle, 0,01 à 10 parties du constituant (c) étant utilisées pour chaque cent parties du mélange PES/PC.
Herbst Heinz
Hoffmann Kurt
Pfaendner Rudolf
Ciba Sc Holding Ag
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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