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:
Oct. 05, 2021
Filed:
Jul. 13, 2018
Applicant:
Rohm and Haas Company, Collegeville, PA (US);
Inventors:
Steven Brown, Elverson, PA (US);
Carlos A. Cruz, Collegeville, PA (US);
Morris Wills, Philadelphia, PA (US);
Assignee:
Rohm and Haas Company, Collegeville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 33/12 (2006.01); C08F 285/00 (2006.01); C08L 51/04 (2006.01);
U.S. Cl.
CPC ...
C08L 33/12 (2013.01); C08F 285/00 (2013.01); C08L 51/04 (2013.01); C08L 2205/02 (2013.01); C08L 2207/53 (2013.01);
Abstract
Provided are poly(methyl methacrylate) resin compositions containing (a) a methyl methacrylate polymer, and (b) a multistage acrylic impact modifier containing (i) a core-shell polymer, and (ii) an overpolymer containing methyl methacrylate monomers and a chain transfer agent.