The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 2025
Filed:
Aug. 20, 2020
Applicant:
Ioniqa Technologies B.v., Eindhoven, NL;
Inventors:
Andre Banier De Haan, Eindhoven, NL;
Joost Robert Wolters, Eindhoven, NL;
Michael Josef De Groot, Eindhoven, NL;
Jannigje Maria Jacomina Gravendeel, Eindhoven, NL;
Assignee:
Ioniqa Technologies B.V., , NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 67/52 (2006.01);
U.S. Cl.
CPC ...
C07C 67/52 (2013.01); C07B 2200/13 (2013.01);
Abstract
The invention relates to 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. The porosity is above 25% or even above 35%. The solid composition is made by crystallisation, followed by granulation and fluid bed drying.