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:
Sep. 08, 2009
Filed:
Nov. 16, 2006
Applicants:
Qinggao MA, Naugatuck, CT (US);
William A. Wortman, Harwinton, CT (US);
Abuzar Syed, Torrington, CT (US);
Paul E. Stott, Oxford, CT (US);
John M. Wefer, Newtown, CT (US);
David J. Sikora, Middlebury, CT (US);
Inventors:
Qinggao Ma, Naugatuck, CT (US);
William A. Wortman, Harwinton, CT (US);
Abuzar Syed, Torrington, CT (US);
Paul E. Stott, Oxford, CT (US);
John M. Wefer, Newtown, CT (US);
David J. Sikora, Middlebury, CT (US);
Assignee:
Chemtura Corporation, Middlebury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F 17/00 (2006.01); C08F 2/32 (2006.01); C08K 5/00 (2006.01); B29C 33/60 (2006.01); B32B 7/121 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein are p-urea phenyl derivatives of the formula: wherein Rand Rare independently selected hydrocarbyl groups. These derivatives are useful as haze reducing agents in propylene polymers and copolymers.