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:
Nov. 21, 2017
Filed:
Jan. 14, 2015
Applicant:
Sabic Global Technologies B.v., Bergen Op Zoom, NL;
Inventors:
Venkata Ramanarayanan Ganapathy Bhotla, Karnataka, IN;
Bhaskar Reddy Aluri, Bangalore, IN;
S Shubashree, Karnataka, IN;
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V., Bergen Op Zoom, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 209/46 (2006.01); C08G 64/12 (2006.01); B01J 27/125 (2006.01);
U.S. Cl.
CPC ...
C07D 209/46 (2013.01); B01J 27/125 (2013.01); C08G 64/12 (2013.01);
Abstract
A method for the manufacture of a 2-hydrocarbyl-3,3-bis(hydroxyaryl)phthalimidine composition comprises: reacting a phthalimide with a phenol in the presence of a catalyst and optionally a solvent at an elevated temperature to form the 2-hydrocarbyl-3,3-bis(hydroxyaryl)phthalimidine composition.