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:
Apr. 26, 2005
Filed:
Dec. 02, 2002
Raymond Gerard Hamilton, Washington Crossing, PA (US);
Morris Christopher Wills, Philadelphia, PA (US);
Jennifer Lynn Petoff, Yardley, PA (US);
Joseph Robert Adamo, Souderton, PA (US);
Raymond Gerard Hamilton, Washington Crossing, PA (US);
Morris Christopher Wills, Philadelphia, PA (US);
Jennifer Lynn Petoff, Yardley, PA (US);
Joseph Robert Adamo, Souderton, PA (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
A multimodal polymer particle composition containing two or more populations of polymer particles having a total rubbery weight fraction of less than 90 weight percent is provided. Also disclosed is a process for preparing multimodal polymer particle compositions that can be dried to a powder. Multimodal polymer particle dispersions are disclosed for preparing impact modifiers that can be dried to a powder. Also provided are polymeric compositions having a matrix resin component and impact modifiers prepared from multimodal polymer particles.