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. 16, 2021
Filed:
Sep. 08, 2017
Rohm and Haas Company, Collegeville, PA (US);
William Rohrbach, Perkasie, PA (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
Provided are polymer compositions polymer composition comprising (i) one or more multistage polymers comprising (a) a first stage polymer having a Tof −20° C. or lower, and (b) a final stage polymer having a Tof 50° C. or higher, (ii) one or more phosphate surfactant in an amount of 50 ppm or more, based on the dry weight of the multistage polymer, and (iii) one or more alkaline phosphate in an amount of 100 ppm or more, measured as the weight of phosphorous, based on the dry weight of the multistage polymer. Also provided are matrix resin compositions comprising such polymer compositions and a matrix resin.