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:
Apr. 13, 2021
Filed:
Feb. 07, 2020
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Indre Thiel, Ludwigshafen, DE;
Christian Schuetz, Ludwigshafen, DE;
Stefan Blei, Ludwigshafen, DE;
Jun Gao, Ludwigshafen, DE;
Lukas Metzger, Ludwigshafen, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 317/14 (2006.01);
U.S. Cl.
CPC ...
C07C 317/14 (2013.01); C07C 2601/16 (2017.05);
Abstract
The invention relates to a crystal (C) consisting of at least 95% by weight of 4,4'-dichlorodiphenylsulfoxide, 0 to 2% by weight of impurities and 0 to 3% by weight of an organic solvent (os). Moreover, the present invention relates to a crystal composition (CC) comprising crystals (C) and a process for the production of the crystal composition (CC) and the crystal (C).