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Modification OF Thermoplastic Materials BY Electron beam RADIATION Marcia Navarro, Manager of Fundamental Research & Innovations, Seal for Life Industries, Part of Berry Plastics Engineered Materials Division, San Diego, CA. 1. ABSTRACT Heat shrinkable tapes are used for corrosion protection of pipelines and Electron beam radiation is used to achieve cross-linking. In developing new tapes it is mandatory that the new Materials respond well to the e beam radiation. Cross-linking improves adhesion strength, shear performance, heat distortion and chemical resistance. In the present study copolymer of ethylene and vinyl acetate, ethyl acrylate, butyl a crylate, methyl acrylate, ethyl acrylate, butyl acrylate maleated version, and maleated Linear Low Density Polyethylene were exposed to Electron beam irradiation using a 3 MEV Electron beam Accelerator with varying doses between 4 and 16 Mrads. After the samples were irradiated the following properties were evaluated: tensile stress and elongation at break, hot modulus, gel content, shear modulus and loss tangent, thermal properties and peel adhesion.
MODIFICATION OF THERMOPLASTIC MATERIALS BY ELECTRON BEAM RADIATION . Marcia Navarro, Manager of Fundamental Research & Innovations, Seal for Life
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LINEAR LOW-DENSITY POLYETHYLENE, Linear low-density polyethylene LLDPE, Density Polyethylene, Blends, Polypropylene polyethylene blends, Polypropylene, Polyethylene blends, Temperature rising elution and crystallization analysis fractionation, Thermoforming Design Guidelines, Metallocene Polyethylene, Metallocene, Polyethylene, Density, Characterization, Formolon®. Polyvinyl Chloride Suspension PVC Products