发明名称 NOTE PAD CONTAINING CARBONLESS COLOR-DEVELOPING MATERIAL
摘要 A note pad includes: a stack of carbonless note sheets each of which includes: a substrate; and a color-developing coating layer formed on an upper surface of the substrate, and including a plurality of microcapsules and a carbonless color-developing material, each of the microcapsules encapsulating a reactive dye and being breakable, when subjected to a pressure, to release the reactive dye to react with the carbonless color-developing material for color development.
申请公布号 US2012015174(A1) 申请公布日期 2012.01.19
申请号 US20100912559 申请日期 2010.10.26
申请人 KUO TSUNG-TIEN;LIU JEN-RONG;KUO HSIEN-MIN;HSU TSUN-RUNG;TAIWAN HOPAX CHEMICALS MFG. CO., LTD. 发明人 KUO TSUNG-TIEN;LIU JEN-RONG;KUO HSIEN-MIN;HSU TSUN-RUNG
分类号 B41M5/40;B42D5/00 主分类号 B41M5/40
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