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::: 可授權專利

無線換頻抗干擾全雙工語音廣播方法

創作型式:
發明
專利證號:
US8542614B2
發明人:
許東榮、孫天文、李明堂、廖人吉
國別:
美國
獲證日期:
2013/09/24
專利摘要:
A constituent for producing a shock-absorbing composite material comprises 50-80 wt % primary matrix including vinyl acetate; ethylene/vinyl acetate copolymer; 10-40 wt % secondary matrix including polyethylene; styrene-butadiene rubber; a thermoplastic elastomer; and 1-20 wt % additive. A shock-absorbing composite material which contains the constituent and a production method thereof are further introduced. The shock-absorbing composite material is applicable to sports equipment (say, shoe pads, clubs and rackets), medical care (say, care-oriented clothes for the elderly, the sick, the injured, and the handicapped), and applications related to impact protection (say, helmets and bumpers.) The shock-absorbing composite material is applied to defense industry.
IPC國際分類號:
A41D0013015