Abrasion-resistant sheet material.U.S. patent: 7,498,278 Issued: March 3, 2009 Inventors: John E. Holland, Connie W. Holland and Huy X. Nguyen Assigned: Honeywell International Key statement: An abrasion-resistant skirt skirt abattoir term for diaphragm. material for use with air cushion vehicles A vehicle capable of being operated so that its weight, including its payload, is wholly or significantly supported on a continuously generated cushion or "bubble" of air at higher than ambient pressure. Also called ACV. (Note: NATO uses the term "ground effect machine.") having at least one air chamber. The sheet material comprises a fabric base comprising yarns of an ultra-high molecular weight polyethylene polyethylene (pŏl'ēĕth`əlēn), widely used plastic. It is a polymer of ethylene, CH2=CH2, having the formula (-CH2-CH2-)n . A bonding layer, comprising a thermoplastic A polymer material that turns to liquid when heated and becomes solid when cooled. There are more than 40 types of thermoplastics, including acrylic, polypropylene, polycarbonate and polyethylene. material, is bonded to the fabric base, and an outer layer, comprising a rubber compound, is bonded to the bonding layer. |
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