发明名称 DEVICE FOR DIFFUSING A VOLATILE PRODUCT AND PREPARATION METHOD
摘要 <p>The invention concerns a device for diffusing a volatile product in the atmosphere in particular a product to be applied on the skin, comprising a matrix for diffusing the volatile product, said matrix based on a ethylene/vinyl acetate copolymer (EVA). The invention is characterised in that said copolymer represents an melt index ranging between 0.5 and 20g/10 min, measured in accordance with the ASTM D 1238 standard, and a melting point ranging between 65 and 90 °C. Said device can be obtained by extruding an EVA powder, impregnated with volatile product.</p>
申请公布号 WO2001049331(A2) 申请公布日期 2001.07.12
申请号 FR2000003744 申请日期 2000.12.29
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