Producing adhesively edge-padded paper tablets with a...

C - Chemistry – Metallurgy – 09 – J

Patent

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Details

400/1338, 281/7,

C09J 101/08 (2006.01) B41L 1/24 (2006.01) B42D 5/00 (2006.01) C09J 109/08 (2006.01) C09J 123/08 (2006.01) C09J 157/00 (2006.01)

Patent

CA 2023421

Abstract of the Disclosure A latex adhesive made from a polymer such as a ethylene/vinyl acetate or styrene/butadiene copolymer, a low-boiling alcohol, such as isopropanol, a non-crystallizing polyhydric alcohol such as sorbitol, and preferably a cellulose thickener. The latex adhesive dries so quickly that an adhesively edge-padded stack of paper sheets formed using the adhesive can be cut by hand into tablets within about 30 minutes. These tablets do not leave an upstanding ridge of adhesive when a number of the sheets are torn off.

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