METHOD FOR PRODUCING TOBACCO MATERIAL, TOBACCO MATERIAL FOR ORAL USE, AND TOBACCO PRODUCT FOR ORAL USE

摘要

A method for producing a tobacco material comprises a) a step for preparing a mixed suspension of a tobacco starting material residue and an extract of a water-soluble component by soaking a tobacco starting material in water and extracting the water-soluble component of the tobacco starting material into water, and b) a step for bringing ozone into contact with the mixed suspension directly, or for subjecting the suspension to solid-liquid separation, feeding and dissolving the ozone in the residue or extract thereof, and bringing the dissolved ozone into contact with the mixed suspension.