Thin plastic moulded parts - for shoes or synthetic leather goods
申请公布号:FR2122345(A2)
申请号:FR19710002048
申请日期:1971.01.18
申请公布日期:1972.09.01
分类号:B29C43/00;B44C3/04;(IPC1-7):32B7/00
主分类号:B29C43/00
摘要:<p>The parts are mfrd. according to parent patent in which a layer of absorbent material and the impregnating plastic are inserted in the mould against he raised and pitted relief pattern impression but an additional layer of plastic material, of similar chemical composition to the other layers is laid on top of them and all three layers bonded together by pressure and high frequency currents. The additional layer allows the application of pattern etc. to the parts.</p>