| 摘要 |
<p>NCR-2176(11-108P) TITLE: PRESSURE-SENSITIVE RECORDING SHEET A pressure-sensitive record sheet material comprising a supporting web material having adhesively bound on the surface thereof a coating composition comprising kaolin clay, a zincmodified alkyphenol-formaldehyde resin and a metallic compound selected from the group consisting of calcium oxide, calcium hydroxide and magnesium oxide, said resin and metallic compound combining to produce an improved color response when contacted with a color-producing material.</p> |
