NDES was definitely the place to be to catch up on materials advances. Norton Performance Plastics introduced a softer micro-cellular urethane foam that requires less force to compress and maintain a seal ...Howmet Corp. introduced Vitreloy(TM) alloys invented by scientists at Caltech and marketed by Amorphous Technologies International (ATI). Howmet is combining this alloy with its proprietary casting processes to provide a die-casting process that results in near-net shape investment casting of reactive alloys ...A new Seal Design Guide from Apple Rubber Products Inc. provides information on basic concepts of seal design and includes sections on applications and troubleshooting ...Rogers Corp. introduced PORON(reg) solid silicone materials for fire- and heat-resistant pads and seals, high- and low-temperature gaskets and cushions, and radiant heat shields ...LNP Engineering Materials displayed the Guest(reg) D-Icer, a water-circulation unit that prevents the formation of ice around a boat or dock, made from Verton(reg) MFX long-glass-fiber-reinforced polypropylene ...Shell Chemical Co. explained how its Carilon(reg) polymers were used as a 15% glass-filled grade in place of a glass-filled acetal homopolymer in Nalge Nunc Int'l's Unwire(TM) test tube racks. The original material used to make the racks was creating fumes, causing watery eyes, and sinus irritation in lab workers when the material was exposed to high heat ..DuPont Krytox(reg) performance lubricants introduced the Krytox XP line of lubricants formulated with soluble additives ...Groendyk Mfg. Co. Inc. offered custom-produced and -molded rubber sponge components in EPDM, nitrile, natural, and neoprene polymers ...Stevens Urethane presented ST-1796 and ST-1776 grades of flame-resistant thermoplastic poly-urethane, which suit applications requiring flame-resistant thin films such as fire-fighting gear and life vests.
With erupting concern over police brutality, law enforcement agencies are turning to body-worn cameras to collect evidence and protect police and suspects. But how do they work? And are they even really effective?
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