Back to results
US 11,993,705 B2Granted
High PLA content plastic material comprising a citrate ester
AssigneeCarbiolice
InventorsMadiha Aloui Dalibey, Clementine Arnault
Life of this patent
Estimating the term…
Abstract
The present invention relates to a plastic composition based on biodegradable and bio-based polyesters, in particular for the preparation of plastic films.
Claims16
A plastic composition comprising:
- a) at least 20% by weight polylactic acid (PLA),
- b) at least 45% by weight of a polyester selected from polybutylene adipate terephthalate (PBAT), polyhydroxyalkanoates (PHAs), polybutylene succinate (PBS), polybutylene succinate adipate (PB SA) and mixtures thereof,
- c) a PLA/polyester compatibilizer, and
- d) from 1% to 5% by weight of a plasticizer selected from citrate esters,
- wherein the compatibilizer is poly(ethylene-co-methyl acrylate-co-glycidyl methacrylate), and
- wherein the citrate esters are selected from triethyl citrate (TEC), triethyl acetyl citrate (TEAC), tributyl citrate (TBC), and tributyl acetyl citrate (TBAC), and wherein citrate esters are sole plasticizer.
3 more elements
Dependencies are inferred from the claim text.