Additive capable of removing unhealthy smell in cigarette contact glue, preparation method and use method thereof
A technology of lap glue and additives, which is applied in the directions of adhesive additives, non-polymer adhesive additives, adhesives, etc., can solve problems such as no solution, and achieves improvement of bad smell, simple preparation method, and increased cigarette aroma. Effect
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Embodiment 1
[0025] An additive capable of removing bad smell from cigarette lapping gum is prepared. Wash the fresh jujubes to remove the silt and seeds, and dry them by blowing air at 80±2°C for 3 hours, and control the moisture content at 7%. The dried raw materials are immediately crushed to pass through a 130-mesh sieve. Use 5 times the weight of 75% ethanol, reflux extraction at 80°C for 3 times, each time for 1h, and obtain jujube tincture after filtering. Before packing into the column, the adsorbent resin is treated with dilute sodium chloride and sodium carbonate solution and washed with water to remove traces of preservatives and residual monomeric compounds. The jujube tincture was applied to the column until it was nearly saturated, and then eluted with 6 times the resin volume of water and 3 times 20% ethanol, and then eluted with 60% ethanol to elute the effective ingredients of jujube, then concentrated in vacuum, and freeze-dried to obtain the jujube fraction. The separat...
Embodiment 2
[0027] Repeat embodiment 1, have following difference: jujube is dried to moisture content 5%, is pulverized to crossing 120 mesh sieves.
Embodiment 3
[0029] Repeat embodiment 1, have following difference: jujube is dried to moisture content 10%, is pulverized to crossing 150 mesh sieves.
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