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:
Feb. 09, 2010
Filed:
Nov. 18, 2008
Roland Assink, Vlissingen, NL;
Hans DE Brouwer, Oisterwijk, NL;
Bernd Jansen, Bergen op Zoom, NL;
Jan Henk Kamps, Bergen op Zoom, NL;
Wilhelmus Johannes Daniel Steendam, Bergen op Zoom, NL;
Jan-willem Goedmakers, Putte, NL;
Roland Assink, Vlissingen, NL;
Hans de Brouwer, Oisterwijk, NL;
Bernd Jansen, Bergen op Zoom, NL;
Jan Henk Kamps, Bergen op Zoom, NL;
Wilhelmus Johannes Daniel Steendam, Bergen op Zoom, NL;
Jan-Willem Goedmakers, Putte, NL;
Sabic Innovative Plastics IP B.V., Bergen op Zoom, NL;
Abstract
An isosorbide-containing polycarbonate composition is provided. The composition contains a polycarbonate having repeat units derived from isosorbide, a polycarbonate-property-modifying additive, and a pH stabilizer. When a solution containing 10 wt. % of the composition dissolved in dichloromethane is prepared the solution has a non-aqueous pH in a range of equal to or between 0.8 below and 0.5 above the pH of the dichloromethane.