发明名称 LAMINATE FOR EYEGLASS FRAME WITH EMBEDDED DECORATIVE DESIGN PATTERN AND MANUFACTURING METHOD THEREOF
摘要 A laminate with internal decorative pattern for eyeglass frames, formed by the application of heat and pressure comprising: a plurality of core layers of thermoplastic sheets printed with patterns by transfer printing; a first overlay layer of thermoplastic sheet; and a second overlay layer of thermoplastic sheet; wherein the core layers are sandwiched between the first overlay layer and the second overlay layer; the core layers may further enclose three dimensional articles or fluids for decorative or functional purposes. The process for manufacturing the laminate includes: preparing a plurality of core layers, a first overlay layer and a second overlay layer from thermoplastic sheets; printing patterns on the core layers by transfer printing; layering from top to bottom the first overlay layer, the core layers and second overlay layer; applying to the layer of sheets a temperature of 0° C. to 300° C. and a starting pressure of 0 atm to bond the layers together; and removing from the heat and pressure a laminate; wherein the process for manufacturing can further include steps of creating cavity in the core layers to enclose the three dimensional articles or fluids.
申请公布号 EP2035240(A1) 申请公布日期 2009.03.18
申请号 EP20070720772 申请日期 2007.04.13
申请人 OKIA OPTICAL CO. LTD. 发明人 ZOU, YANHUI
分类号 B44C3/02;B32B27/00;B44C1/17;B44C5/00;G02C11/02 主分类号 B44C3/02
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