Patent ID: 9675104
Date: 2017-06-13
CPC Classifications: A24D,D21H

Claim:
1. A method of applying a cigarette paper additive having harm reduction function in cigarette paper production, comprising: evenly adding an aqueous solution of the cigarette paper additive having harm reduction function to a cigarette paper by a metering rod-type film transfer sizing machine in a sizing section of the cigarette paper production, wherein the cigarette paper additive having harm reduction function contains an alkali metal salt of butane tetracarboxylic acid, an alkali metal salt of cyclobutane tetracarboxylic acid, or a combination thereof, the alkali metal salt of butane tetracarboxylic acid is one or more compounds selected from potassium butane tetracarboxylate and sodium butane tetracarboxylate, the alkali metal salt of cyclobutane tetracarboxylic acid is one or more compounds selected from potassium cyclobutane tetracarboxylate and sodium cyclobutane tetracarboxylate, and an amount of the cigarette paper additive having harm reduction function added to the cigarette paper is 0.3%-5% based on mass.