| Patent application number | Description | Published |
|---|
| 20080305331 | High tenacity polyethylene yarn - A process for preparing ultra-high molecular weight polyethylene (UHMWPE) multi-filament yarns having improved tensile properties and the yarns and articles thereby produced. | 12-11-2008 |
| 20100065982 | High tenacity polyethylene tarn - A process for preparing ultra-high molecular weight polyethylene (UHMWPE) multi-filament yarns having improved tensile properties and the yarns and articles thereby produced. | 03-18-2010 |
| 20100178503 | Melt spinning blends of UHMWPE and HDPE and fibers made therefrom - Compositions that are intimate blends of ultrahigh molecular weight polyethylene and high-density polyethylene (HDPE), and which are melt spinnable. The compositions include certain quasi-spherical particles. Also disclosed is a method of melt spinning from such compositions and the multi-filament fibers produced thereby. The fibers of the invention are useful in a variety of applications. | 07-15-2010 |
| 20110045293 | PROCESS FOR THE PREPARATION OF UHMW MULTI-FILAMENT POLY(ALPHA-OLEFIN) YARNS - A process for preparing ultra-high molecular weight poly(alpha-olefin) (UHMWPO) multi-filament yarns having improved tensile properties at higher productivity. The process includes drawing a solution yarn, then drawing a gel yarn and then drawing a dry yarn continuously in sequence to form a partially oriented yarn, winding up the partially oriented yarn, unrolling the yarn, drawing the partially oriented yarn to form a highly oriented yarn, cooling the highly oriented yarn under tension and winding up the highly oriented yarn. | 02-24-2011 |
| 20110049753 | High molecular weight poly(alpha-olefin) solutions and articles made therefrom - A robust process for the continuous preparation of solutions of high molecular weight UHMW PO that is capable of producing strong materials at high production capacity, is conservative of capital and energy requirements, and the articles made therefrom. | 03-03-2011 |
| 20110171468 | MELT SPINNING BLENDS OF UHMWPE AND HDPE AND FIBERS MADE THEREFROM - Compositions that are intimate blends of ultrahigh molecular weight polyethylene and high-density polyethylene (HDPE), and which are melt spinnable. The compositions include certain quasi-spherical particles. Also disclosed is a method of melt spinning from such compositions and the multi-filament fibers produced thereby. The fibers of the invention are useful in a variety of applications. | 07-14-2011 |
| 20110266710 | ULTRA-HIGH STRENGTH UHMW PE FIBERS AND PRODUCTS - Multi-filament UHMW PE yarns can be produced according to processes that result in improved properties. The UHMW PE can have an intrinsic viscosity in decalin at 135° C. of at least about 30 dl/g, and can be processed under optimal conditions to achieve a gel spun yarn having a tenacity of greater than about 45 g/d (40.5 g/dtex). | 11-03-2011 |
| 20110268967 | PROCESS AND PRODUCT OF HIGH STRENGTH UHMW PE FIBERS - An improved process for solution spinning of ultra-high molecular weight polyethylene (UHMW PE) filaments, wherein the 10 wt % solution of the UHMW PE in mineral oil at 250° C. has a Cogswell extensional viscosity and a shear viscosity within select ranges. | 11-03-2011 |
| 20110269359 | ULTRA-HIGH STRENGTH UHMW PE FIBERS AND PRODUCTS - Multi-filament UHMW PE fibers can be produced according to processes that result in improved properties. The UHMW PE can have an intrinsic viscosity in decalin at 135° C. of at least about 30 dl/g, and can be processed under optimal conditions to achieve a gel spun fiber having a tenacity of greater than about 45 g/denier (40.5 g/dtex). | 11-03-2011 |
