| 摘要 |
Pressure sensitive recording paper is prepared from acid color-expanding agent(I); color-developing/anti-decolorizing agent(II), and binding agent. II contains zinc compound selected from thioiodine, zinc oxide or zinc hydroxide comp. I is selected from activated clay, aluminum silicate, kaolin, or condensing polymer of phenol and aldehyde compd. Binding agent is selected from starch, polyvinyl alcohol, arabia rubber, carboxy methyl cellulose, hydroxy ethyl cellulose, copolymer of styrene-butadiene, copolymer of methyl methacrylate-butadiene or acrylic polymer.
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