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US20130064711 POLYETHYLENE CROSS-LINKED WITH AN ANTHOCYANIN  
A method for manufacturing of ultrahigh molecular weight polyethylene (UHMWPE) for implants, where the implants have been machined out of UHMWPE blocks or extruded rods, has anthocyanin dispersely...
US20150096264 OXIDATION-RESISTANT AND WEAR-RESISTANT POLYETHYLENES FOR HUMAN JOINT REPLACEMENTS AND METHODS FOR MAKING THEM  
The present invention presents methods for making oxidation-resistant and wear-resistant polyethylenes and medical implants made therefrom. Preferably, the implants are components of prosthetic...
US20140235745 OXIDATION-RESISTANT AND WEAR-RESISTANT POLYETHYLENES FOR HUMAN JOINT REPLACEMENTS AND METHODS FOR MAKING THEM  
The present invention presents methods for making oxidation-resistant and wear-resistant polyethylenes and medical implants made therefrom. Preferably, the implants are components of prosthetic...
US20120046380 SYNERGISTIC EFFECTS OF BLENDING MULTIPLE ADDITIVES IN UHMWPE  
Oxidation resistant crosslinked ultrahigh molecular weight polyethylene (UHMWPE) is described, wherein at least two different additives in the manufacture synergistically increase the oxidation...
US20120041094 HIGH TEMPERATURE MELTING  
The present invention relates to methods for making wear and oxidation resistant polymeric materials by high temperature melting. The invention also provides methods of making medical implants...
US20140005293 CROSSLINKED POLYMERS INCLUDING ONE OR MORE ANTIOXIDANTS, METHODS FOR MAKING SAME AND METHODS FOR SELECTING ANTIOXIDANTS  
The present disclosure is directed to polymer compositions having one or more antioxidants providing high crosslink density and improved oxidation resistance to the polymer composition and methods...
US20120060852 RADIATION AND MELT TREATED ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE PROSTHETIC DEVICES  
A medical prosthesis for use within the body which is formed of radiation treated ultra high molecular weight polyethylene having substantially no detectable free radicals, is described. Preferred...
US20120016051 RADIATION AND MELT TREATED ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE PROSTHETIC DEVICES  
A medical prosthesis for use within the body which is formed of radiation treated ultra high molecular weight polyethylene having substantially no detectable free radicals, is described. Preferred...
US20110133371 ANTIOXIDANT STABILIZED CROSSLINKED ULTRA-HIGH MOLECULAR WEIGHT POLYETHYLENE FOR MEDICAL DEVICE APPLICATIONS  
An antioxidant combined with UHMWPE prior to subjecting the UHMWPE to crosslinking irradiation. In one exemplary embodiment, the antioxidant is tocopherol. After the antioxidant is combined with...
US20120082860 High Modulus Crosslinked Polyethylene with Reduced Residual Free Radical Concentration Prepared Below the Melt  
The present invention provides an irradiated crosslinked polyethylene containing reduced free radicals, preferably containing substantially no residual free radical. Disclosed is a process of...
US20140194548 SEQUENTIALLY CROSS-LINKED POLYETHYLENE  
A method of producing an improved polyethylene, especially an ultra-high molecular weight polyethylene utilizes a sequential irradiation and annealing process to form a highly cross-linked...
US20130046042 SEQUENTIALLY CROSS-LINKED POLYETHYLENE  
A method of producing an improved polyethylene, especially an ultra-high molecular weight polyethylene utilizes a sequential irradiation and annealing process to form a highly cross-linked...
US20100311857 CHEMICAL MODIFICATION PROCESS FOR A DEEP POLYMERIC MATRIX  
The present invention relates to a process for chemically modifying, within its thickness, a polymer matrix chosen from matrices made of fluoropolymers and matrices made of aliphatic polymers,...
US20130197120 HIGHLY CRYSTALLINE POLYETHYLENE  
The present invention relates to methods for making highly crystalline polymeric material, for example, highly crystalline cross-linked and not cross-linked ultra-high molecular weight...
US20090054545 ANTI-CROSS-LINKING AGENTS AND METHODS FOR INHIBITING CROSS-LINKING OF INJECTABLE HYDROGEL FORMULATIONS  
The invention relates to cross-link-resistant injectable hydrogel formulations and methods of partially or practically wholly inhibiting injectable hydrogel formulations from cross-linking, for...
US20120128912 POLYMER COMPOSITION FOR CROSSLINKED PIPES  
The invention is directed to a use of a polymer composition comprising an ethylene polymer for producing a crosslinked pipe, a process for producing a crosslinked pipe and to a crosslinked pipe...
US20120178846 Polyolefin treatment process for uniform crosslinking  
A process produces a block of polyolefin material with uniform crosslinking, which may be uniform between and within polymer chains in the polyolefin material. Steps include: providing an oven;...
US20110306698 POLYMERS COMPOSITIONS INCLUDING AN ANTIOXIDANT  
Certain embodiments described herein are directed to polymer compositions including a protected antioxidant. In some examples, the compositions can also include a deprotected antioxidant, an...
US20070015869 Wear resistant high molecular weight polyacetal-ultrahigh molecular weight polyethylene compositions and articles formed therefrom  
Composition comprising high molecular weight polyacetal and ultrahigh molecular weight polyethylene having improved wear resistance, high melt viscosity, and good mechanical properties. Articles...
US20140097559 METHODS FOR MAKING OXIDATION-RESISTANT CROSS-LINKED POLYMERIC MATERIALS  
The present invention relates to methods for making cross-linked oxidation-resistant polymeric materials and preventing or minimizing in vivo elution of antioxidant from the antioxidant-containing...
US20120292816 METHODS FOR MAKING OXIDATION-RESISTANT CROSS-LINKED POLYMERIC MATERIALS  
The present invention relates to methods for making cross-linked oxidation-resistant polymeric materials and preventing or minimizing in vivo elution of antioxidant from the antioxidant-containing...
US20100022678 REDUCTION OF FREE RADICALS IN CROSSLINKED POLYETHYLENE BY INFRARED HEATING  
UHMWPE is exposed to crosslinking radiation and than heated utilizing infrared radiation in an inert environment. In one exemplary embodiment, the infrared radiation is provided by an infrared...
US20140316011 ION SEQUESTERING ACTIVE PACKAGING MATERIALS  
The invention described herein provides a modified material is a packaging material in which, at least one side, the product contact side, has been modified to sequester ions in order to prevent...
US20070232714 Device having low outgassing photo or electron beam curable rubbery polymer material  
Disclosed are photo or electron beam polymerizable compositions, and preparation thereof and devices containing them. The composition contains completely or substantially completely hydrogenated...
US20120123013 POLYMER COMPOSITION FOR CROSSLINKED ARTICLES  
The invention is directed to a use of a polymer composition comprising an ethylene polymer for producing a crosslinked article, a process for producing a crosslinked article and to a crosslinked...
US20090306781 High Wear-Resistant Bearing Material and Artificial Joint Replacement Using the Same  
The present invention provides a bearing material that is excellent in durability and is capable of maintaining wear resistance over a long period of time. The bearing material of the present...
US20080132599 Ink composition, two-pack curing ink composition set, and recording method and recorded matter using these  
The present invention provides: an ink composition which contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent,...
US20120202915 Crosslinked Polyolefin Polymer Blends  
Crosslinked polyolefin blends, methods for their production, and articles made of the same are provided. In at least one specific embodiment, the polyolefin blends comprise a first polymer formed...
US20100113637 IRRADIATED POLYOLEFIN COMPOSITION COMPRISING A NON-PHENOLIC STABILIZER  
The present subject matter relates generally to polymer compositions, and more particularly to irradiated polymer compositions comprising at least one non-phenolic stabilizer. The present polymer...
US20080200576 Polymeric Nanocomposite Materials Obtained by Controlled Nucleation Of Dendritic Polymers  
The invention provides a process for producing a polymer mixture, which process is characterized in that nanoscale agglomerates of dendritic polymers having a molar mass of between 400 and 100 000...
US20120109301 Modified Polymeric Materials And Methods Of Modifying Polymeric Materials  
Methods of forming polymeric articles using plasma treated polymer resins, and orthopedic implants comprising a polymeric article wherein the polymeric article has reactive groups bonded to...
US20160116385 SUBSTRATE FOR ADHESION OF BIOLOGICAL MATTER, AND PRODUCTION METHOD AND STORAGE METHOD FOR SAME  
A biological-matter-adhesive substrate includes a base having a surface having a hydrophilicity configured to allow a biological matter to be bonded to the surface of the base. The surface of the...
US20160108184 ANTIOXIDANT STABILIZED CROSSLINKED ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE FOR MEDICAL DEVICE APPLICATIONS  
An antioxidant combined with UHMWPE prior to subjecting the UHMWPE to crosslinking irradiation. In one exemplary embodiment, the antioxidant is tocopherol. After the antioxidant is combined with...
US20160039980 METHOD FOR MODIFYING POLYOLEFIN TO INCREASE LONG CHAIN BRANCHING  
A method of modifying polyolefin to have long chain branching comprising mixing polyolefin and a photoinitiator and irradiating the mixture with UV radiation. The modified polyolefin of the method...
US20160024261 SEQUENTIALLY CROSS-LINKED POLYETHYLENE  
A method of producing an improved polyethylene, especially an ultra-high molecular weight polyethylene utilizes a sequential irradiation and annealing process to form a highly cross-linked...
US20150368375 Methods For Making Crosslinked Ultra High Molecular Weight Polyethylene  
Method of preparing a crosslinked oxidation resistant ultrahigh molecular weight polyethylene polymer (UHMWPE) involves 1) forming a blend containing UHMWPE powder, a crosslinker, and optionally...
US20150314038 High Temperature Melting  
The present invention relates to methods for making wear and oxidation resistant polymeric materials by high temperature melting. The invention also provides methods of making medical implants...
Matches 1 - 37 out of 37