| Sunoco, Inc. (R&M) Patent applications |
| Patent application number | Title | Published |
|---|
| 20110014407 | Polypropylene Composition For Buried Structures - The present disclosure describes a polypropylene resin composition useful for the preparation of buried structures such as corrugated, non-pressure pipe. | 01-20-2011 |
| 20100081760 | Film comprising a random copolymer with enhanced ethylene content - A polypropylene resin, useful for the production of biaxially oriented polypropylene (BOPP) film, is provided. The polymer of the present invention is a blend of high crystalline polypropylene homopolymer and a high ethylene ethylene/propylene random copolymer (RCP). The present invention also provides a method of preparing the novel resin as well as a novel BOPP film comprising the resin. | 04-01-2010 |
| 20100081756 | RANDOM COPOLYMER WITH ENHANCED ETHYLENE CONTENT - A polypropylene resin, useful for the production of biaxially oriented polypropylene (BOPP) film, is provided. The polymer of the present invention is a blend of high crystalline polypropylene homopolymer and a high ethylene ethylene/propylene random copolymer (RCP). The present invention also provides a method of preparing the novel resin as well as a novel BOPP film comprising the resin. | 04-01-2010 |
| 20100081755 | Method for preparing a random copolymer with enhanced ethylene content - A polypropylene resin, useful for the production of biaxially oriented polypropylene (BOPP) film, is provided. The polymer of the present invention is a blend of high crystalline polypropylene homopolymer and a high ethylene ethylene/propylene random copolymer (RCP). The present invention also provides a method of preparing the novel resin as well as a novel BOPP film comprising the resin. | 04-01-2010 |
| 20090143539 | High crystallinity, High melt flow rate polypropylene - The present invention is directed to a high melt flow rate high crystallinity polypropylene homopolymer. The present invention likewise describes a bulk polymerization process using a Ziegler-Natta catalyst to produce the high melt flow rate high crystallinity polypropylene homopolymer according to the invention. | 06-04-2009 |
