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:
Jan. 01, 2008
Filed:
Dec. 29, 2003
Jeffrey Wen-cheng Kuo, Seabrook, TX (US);
Kenneth Lewtas, Tervurn, BE;
William Moa-tseng Chien, Houston, TX (US);
Jeffrey Wen-Cheng Kuo, Seabrook, TX (US);
Kenneth Lewtas, Tervurn, BE;
William Moa-Tseng Chien, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
Films disclosed herein contain a base or core layer comprising a first polypropylene, a second polypropylene, and a hydrocarbon resin. The base layers may also include other additives as described below. The first polypropylene is preferably a high crystallinity polypropylene having a melting point above about 155° C. or a polypropylene having a polydispersity (Mw/Mn) greater than about 4.0. The second polypropylene may be any conventional polypropylene, preferably having a melting point below about 160° C. and/or a polydispersity less than about 5.0.