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Application 20200199354
Carbiolice

BIODEGRADABLE POLYESTER ARTICLE COMPRISING ENZYMES

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20200199354

1. -17. (canceled) (0)

18. A process for preparing a plastic article comprising at least one polyester and at least one enzyme having a polyester-degrading activity homogeneously dispersed in the plastic article, said process comprising: a step (a) of mixing between 0.01% and 10% by weight of the at least one enzyme having a polyester-degrading activity with a least said one polyester (5) (1)

22. -24. (canceled) (0)

26. (canceled) (0)

28. -30. (canceled) (0)

31. A masterbatch comprising at least one enzyme having a polyester-degrading activity, a carrier selected from polysaccharides and a carrier polymer having a melting temperature below 140.degree. C. and/or a glass transition temperature below 70.degree. C. (6) (0)
 

46. A process for preparing a masterbatch comprising at least one enzyme having a polyester-degrading activity, a carrier selected among polysaccharides and a carrier polymer having a melting temperature below 140.degree. C. and/or a glass transition temperature below 70.degree. C., said process comprising mixing a liquid composition comprising the at least one enzyme and the carrier with the carrier polymer at a temperature at which the carrier polymer is in a partially or totally molten state. (5) (0)