Patent application number | Description | Published |
20110162667 | TOBACCO SMOKE FILTER FOR SMOKING DEVICE WITH POROUS MASS OF ACTIVE PARTICULATE - A tobacco smoking device comprises a porous mass of active particles adapted to enhance a tobacco smoke flowing over said active particles and binder particles. The active particles comprises about 1-99% weight of the porous mass, and the binder particles comprises about 1-99% weight of said porous mass. The active particles and said binder particles are bound together at randomly distributed points throughout the porous mass. The active particles have a greater particle size than the binder particles. | 07-07-2011 |
20130046040 | POLYETHYLENE POWDERS AND POROUS ARTICLES PRODUCED THEREFROM - A polyethylene powder has a molecular weight in the range of about 300,000 g/mol to about 2,000,000 g/mol as determined by ASTM-D 4020, an average particle size, D | 02-21-2013 |
20130066022 | SHAPED HIGH MOLECULAR WEIGHT POLYETHYLENE ARTICLES, THEIR PRODUCTION AND USE - A shaped article, suitable for in a prosthetic device, is formed of polyethylene having a molecular weight of at least 3×105 g/mol as determined by ASTM 4020, and has a yield strength greater than 20 as determined by DIN EN ISO 527. The polyethylene is produced by polymerizing ethylene in the presence of a catalyst composition comprising a Group 4 metal complex of a phenolate ether ligand. | 03-14-2013 |
20130072649 | PROCESS FOR PRODUCING HIGH MOLECULAR WEIGHT POLYETHYLENE - In a process for producing high molecular weight polyethylene, ethylene is contacted with a slurry of a catalyst composition comprising a Group 4 metal complex of a phenolate ether ligand under polymerization conditions comprising a temperature of about 20° C. to less than 90° C. and a pressure of about 4 bar to about 40 bar. | 03-21-2013 |
20130079483 | HIGH MOLECULAR WEIGHT POLYETHYLENE FIBERS AND MEMBRANES, THEIR PRODUCTION AND USE - In a process for producing an elongated polyethylene component, such as a fiber or membrane, polyethylene powder having a molecular weight of at least 3×10 | 03-28-2013 |
20130090400 | PROCESS FOR PRODUCING HIGH MOLECULAR WEIGHT POLYETHYLENE - In a process for producing polyethylene having a molecular weight of at least 1×10 | 04-11-2013 |
20130090430 | PROCESS FOR PRODUCING HIGH MOLECULAR WEIGHT POLYETHYLENE - In a process for producing polyethylene having a molecular weight of at least 3×105 g/mol as determined by ASTM 4020, ethylene is contacted under polymerization conditions with a slurry of a catalyst composition in at least one hydrocarbon. The catalyst composition comprises a Group 4 metal complex of a phenolate ether ligand and the slurry includes from about 5 to less than 40 ppm per liter of a compound effective to increase the conductivity of said at least one hydrocarbon. | 04-11-2013 |
20130090438 | PROCESS FOR PRODUCING HIGH MOLECULAR WEIGHT POLYETHYLENE - In a process for producing polyethylene having a molecular weight of at least 3×10 | 04-11-2013 |
20130134100 | Compacted Filter Beds Comprising Non-Sintered, Buoyant Filter Media and Methods Relating Thereto - Compacted filter beds comprising a non-sintered, buoyant filter medium may be useful in fluid filtration apparatuses and methods. For example, a method may include filtering a first fluid through a filter bed that is compacted, the filter bed comprising a non-sintered, buoyant filter medium that is mechanically compacted; and backflushing a second fluid through the filter bed so as to fluidize the non-sintered, buoyant filter medium. | 05-30-2013 |
20130180588 | HIGH TO ULTRAHIGH MOLECULAR WEIGHT POLYETHYLENE BACKSHEETS FOR PHOTOVOLTAIC DEVICES AND METHODS RELATING THERETO - Generally, solar cell backsheets may include high to ultrahigh molecular weight polyethylene. Advantageously, said backsheets may be single layer structures. Said backsheets may be used in conjunction with photovoltaic devices, photovoltaic modules, photovoltaic arrays, or components thereof. Said backsheets may be formed by methods including compression molding, compression molding then skiving, RAM extrusion, screw extrusion, band sintering, and hybrids thereof. | 07-18-2013 |
20130239983 | Smoke Filters for Smoking Devices with Porous Masses Having a Carbon Particle Loading and an Encapsulated Pressure Drop - Disclosed are filters, smoking devices, related articles and apparatus, and related methods. The filters include porous masses that have an active particle and a binder particle, wherein the active particle comprises carbon and the porous mass has a carbon loading of at least about 6 mg/mm and an encapsulated pressure drop of about 20 mm of water or less per mm of porous mass. | 09-19-2013 |
20130312603 | PROCESSES AND SORBENTS FOR SEPARATION OF GASES BY CYCLIC ADSORPTION - A sorbent medium for a cyclic adsorption process comprises at least one self-supporting porous body produced by sintering a mixture of a powdered adsorbent and polyethylene particles having a molecular weight of at least 4×10 | 11-28-2013 |
20130312605 | GAS PHASE AIR FILTRATION - An adsorbent medium for removing gaseous contaminants from air comprises a porous self-supporting filter element produced by sintering particles of polyethylene having a molecular weight greater than 400,000 g/mol as determined by ASTM-D 4020 and an adsorbent. In one embodiment, the filter element comprises a body perforated by a plurality of holes extending in the direction of fluid flow in use and having a diameter of less than 10 mm. In another embodiment, the filter element comprises a panel wherein at least the surface of the panel presented, in use, to the incoming air comprises a plurality of projections. In a further embodiment, the filter element comprises a fibrous web having particles of the adsorbent secured to the web by the sintered polyethylene. | 11-28-2013 |
20130313196 | PROCESSES AND FILTERS FOR DESALINATION OF WATER - In a process for the desalination of water, an impure, salt-containing water feed is passed through one or more filter media to remove from the feed impurities having a particle size greater than 50 μm and produce a first filtered water stream. The first filtered water stream is then passed through at least one further filter having an average pore size of 1 μm to 60 μm produced from sintered polyethylene particles having a molecular weight of at least 4×10 | 11-28-2013 |
20140004339 | POLYETHYLENE POWDERS AND POROUS ARTICLES MADE THEREFROM | 01-02-2014 |
20140007893 | Smoke Filters for Smoking Devices with Porous Masses Having a Carbon Particle Loading and an Encapsulated Pressure Drop - Disclosed are filters, smoking devices, related articles and apparatus, and related methods. The filters include porous masses that have an active particle and a binder particle, wherein the active particle comprises carbon and the porous mass has a carbon loading of at least about 6 mg/mm and an encapsulated pressure drop of about 20 mm of water or less per mm of porous mass. | 01-09-2014 |
20140051771 | Biomedical Devices Comprising Molded Polyethylene Components - A molded polyethylene component that comprises polyethylene having a melt flow index of about 3.5 g/10 min or greater as measured by ASTM D1238 at 190° C./21.5 kg weight and having an ash content of about 500 ppm or less may be useful biomedical devices, including kits and methods relating thereto. | 02-20-2014 |
20140052264 | Porous, Stabilized Craniomaxillofacial Implants and Methods and Kits Relating Thereto - Porous craniomaxillofacial implants may include a plurality of polymeric particles sintered together at a plurality of contact points to form a porous network having pores; and an antioxidant disposed on a surface of at least some of the polymeric particles and/or in the pore of the porous network, so as to stabilize the implants from at least some oxidative damage during storage, transportation, and/or implementation (in vivo and/or ex vivo). Preferably, the polymeric particles include at least one of polyethylene, a polyethylene-polypropylene copolymer, a polyethylene-polybutylene copolymer, polytetrafluoroethylene, and expanded polytetrafluoroethylene. | 02-20-2014 |
20140054217 | WASTEWATER AERATION - A process for the aeration of wastewater employs an aerator comprising a porous body having an average pore size from 5 to 250 μm produced by sintering a composition comprising polyethylene particles having a molecular weight of at least 3×10 | 02-27-2014 |
20140329921 | PROCESS FOR PRODUCING HIGH MOLECULAR WEIGHT POLYETHYLENE - In a process for producing polyethylene, ethylene is contacted under polymerization conditions with a slurry of a catalyst composition comprising a particulate support and a Group 4 metal complex of a phenolate ether ligand carried by the support and present in an amount so as to provide about 0.1 to about 35 μιηo | 11-06-2014 |