US 11,859,081 B2
Biobased additive for thermoplastic polyesters
Naqi Najafi Chaloupli, North York (CA); Marianna Kontopoulou, Kingston (CA); Heather Leigh Simmons, Newmarket (CA); and Praphulla, Kingston (CA)
Assigned to Queen's University at Kingston, Kingston (CA)
Filed by Queen's University at Kingston, Kingston (CA)
Filed on Dec. 16, 2022, as Appl. No. 18/083,106.
Application 18/083,106 is a continuation of application No. 16/629,335, granted, now 11,535,745, previously published as PCT/CA2018/050844, filed on Jul. 11, 2018.
Claims priority of provisional application 62/531,107, filed on Jul. 11, 2017.
Prior Publication US 2023/0193022 A1, Jun. 22, 2023
Int. Cl. C08L 67/04 (2006.01); B33Y 70/00 (2020.01); B29B 9/02 (2006.01); B29B 9/12 (2006.01); C08K 5/00 (2006.01); C08K 5/12 (2006.01); C08K 5/14 (2006.01); C08K 5/3492 (2006.01); B33Y 80/00 (2015.01)
CPC C08L 67/04 (2013.01) [B29B 9/02 (2013.01); B29B 9/12 (2013.01); B33Y 70/00 (2014.12); C08K 5/0083 (2013.01); C08K 5/12 (2013.01); C08K 5/14 (2013.01); C08K 5/34924 (2013.01); B29B 2009/125 (2013.01); B33Y 80/00 (2014.12)] 12 Claims
 
1. A composite material, comprising:
thermoplastic biopolyester; and
a particulate additive comprising a thermoset biopolyester;
wherein the biopolyester of the thermoplastic biopolyester and the biopolyester of the thermoset biopolyester are the same, and
wherein the particulate additive reinforces and nucleates the thermoplastic biopolyester.