US 12,240,809 B2
Composition of BHET and use thereof
Andre Banier De Haan, Eindhoven (NL); Joost Robert Wolters, Eindhoven (NL); Michael Josef De Groot, Eindhoven (NL); and Jannigje Maria Jacomina Gravendeel, Eindhoven (NL)
Assigned to Ioniqa Technologies B.V., (NL)
Appl. No. 17/634,139
Filed by Ioniqa Technologies B.V., Eindhoven (NL)
PCT Filed Aug. 20, 2020, PCT No. PCT/EP2020/073308
§ 371(c)(1), (2) Date Feb. 9, 2022,
PCT Pub. No. WO2021/032826, PCT Pub. Date Feb. 25, 2021.
Claims priority of application No. 2023686 (NL), filed on Aug. 22, 2019.
Prior Publication US 2022/0267248 A1, Aug. 25, 2022
Int. Cl. C07C 67/52 (2006.01)
CPC C07C 67/52 (2013.01) [C07B 2200/13 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A solid composition comprising at least 90.0 wt. % bis (2-hydroxyethyl) terephthalate (BHET), as based on dry weight and having a pore volume in the range of 0.20 to 1.0 cm3/g.