C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 67/04 (2006.01) C08J 3/20 (2006.01) C08K 3/26 (2006.01)
Patent
CA 2757617
Processing and improvements in processing of polyhydroxyalkanoate polymer films, sheet, injection moldings, thermoforms, and blow moldings are provided, by use of particular types of calcium carbonate. Methods for using the calcium carbonates in processing of polyhydroxyalkanoate polymers are also disclosed, as well as polyhydroxyalkanoate polymer compositions comprising the calcium carbonates, and articles made therefrom.
L'invention porte sur un traitement et des améliorations du façonnage de films, feuilles, produits moulés par injection, produits thermoformés et produits moulés par soufflage de polymères polyhydroxyalcanoates, par l'utilisation de types particuliers de carbonate de calcium. L'invention porte sur des procédés d'utilisation des carbonates de calcium dans le façonnage de polymères polyhydroxyalcanoates, ainsi que sur des compositions de polymères polyhydroxyalcanoates comprenant les carbonates de calcium, et sur des articles faits à partir de celles-ci.
Gowling Lafleur Henderson Llp
Metabolix Inc.
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