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:
Aug. 15, 2017
Filed:
Oct. 28, 2013
Applicant:
Sabic Innovative Plastics Ip B.v., Bergen op Zoom, NL;
Inventors:
Ahmed Youssef, Mt. Vernon, IN (US);
Mohan Khadilkar, Mt. Vernon, IN (US);
Martin Oyevaar, Bergen op Zoom, NL;
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 37/74 (2006.01); C07C 37/52 (2006.01);
U.S. Cl.
CPC ...
C07C 37/74 (2013.01); C07C 37/52 (2013.01);
Abstract
A process for recovery of materials from a mother liquor residue comprising cracking a mother liquor residue with an aromatic sulfonic acid catalyst to form a cracked product mixture and separating phenol from the cracked product mixture wherein the mother liquor residue results from distillation of a mother liquor resulting from bisphenol A synthesis and isolation.