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. 01, 2013
Filed:
Feb. 09, 2011
Chun Lee, Cincinnati, OH (US);
Dinshong Dong, Hockessin, DE (US);
Charles S. Holland, Springboro, OH (US);
James R. Beren, West Chester, PA (US);
Anthony J. DE Nicola, Jr., Newark, DE (US);
Sameer D. Mehta, Mason, OH (US);
VU A. Dang, Bear, DE (US);
Richard J. Fezza, Wilmington, DE (US);
Chun Lee, Cincinnati, OH (US);
Dinshong Dong, Hockessin, DE (US);
Charles S. Holland, Springboro, OH (US);
James R. Beren, West Chester, PA (US);
Anthony J. De Nicola, Jr., Newark, DE (US);
Sameer D. Mehta, Mason, OH (US);
Vu A. Dang, Bear, DE (US);
Richard J. Fezza, Wilmington, DE (US);
Equistar Chemicals, LP, Houston, TX (US);
Abstract
The present invention relates to a process comprising extruding a blend of an first propylene polymer comprising a non-phenolic stabilizer and a non-irradiated second propylene polymer, wherein the irradiation of the first propylene polymer was conducted in a reduced oxygen environment, and the irradiated first propylene polymer and the non-irradiated second propylene polymer were blended at a temperature below the melting point of the first and second propylene polymers.