Recording sheet

Details Recording sheet Recording sheet

B - Operations, Transporting

41

M

B41M 5/32 (2006.01) B41M 5/333 (2006.01) C07C 68/02 (2006.01) C07C 69/96 (2006.01) C07C 315/04 (2006.01) C07C 317/22 (2006.01) C07C 319/20 (2006.01) C07C 323/20 (2006.01) C07F 7/08 (2006.01)

Patent

CA 2111484

A dispersion of a carbonate type blocked color developer having a hydroxyl group having a color developing function which is blocked by an O-substituted oxycarbonyl group (-(C=O)ORl), and a metal salt of an organic or inorganic acid or a leuco dye are mixed to obtain an opaque undeveloped coating color, and the coating color is coated on paper or the like to obtain a recording sheet. Also, the coating color is further mixed with a light absorbent to obtain an opaque undeveloped coating color, which is coated on paper or the like to obtain an optical recording sheet.

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