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:
Jul. 29, 2014
Filed:
Nov. 10, 2009
Riaz Ahmad Choudhery, Solihull, GB;
Riaz Ahmad Choudhery, Solihull, GB;
Akzo Nobel Coatings International B.V., Arnhem, NL;
Abstract
A process for the manufacture of a polymer dispersion from a mixture of a first polypropylene polymer having sufficient carboxylic acid and/or carboxylic acid anhydride groups equivalent to an acid value of from 2 to 50 mg KOH/g nv polymer and a second polymer having a molar excess of functional groups capable of reacting with the carboxylic acid and/or carboxylic acid anhydride groups of the polypropylene is provided. Also provided herein are polypropylene dispersions in organic carrier liquid prepared by such method, as well as coating compositions comprising the dispersion and articles coated with the coating composition.