Yellow sun-cured tobacco and preparation method and low tar cigarette

Abstract

The invention discloses a yellow sun-cured tobacco which is prepared by the following steps of: (1) adding 10-16 times of 90-95 percent of alcohol into the threshed and aired yellow sun-cured tobacco, performing reflux extraction at the temperature of 85-95 DEG C for 2-3 hours, filtering after extraction, wherein the filtrate is subjected to vacuum concentration to form the concentrated solution with the density of 0.97-0.99g / cm<3>; (2) adding 8-12 times of 65-75 percent of alcohol into the filtered yellow sun-cured tobacco, performing reflux extraction at the temperature of 90-95 DEG C for 2.5-3.5 hours, and filtering after extraction; and (3) drying the filtered yellow sun-cured tobacco in the step (2) to the moisture content of 12-15 percent, spraying the concentrated liquid obtained in the step (1), adding the additive according to 0.6-1 percent of the weight of the yellow sun-cured tobacco, baking at the temperature of 40-60 DEG C for 20-40 minutes, and obtaining the yellow sun-cured tobacco. The interior quality of the yellow sun-cured tobacco is improved, the application ratio of the yellow sun-cured tobacco in the low tar cigarette is improved, and the interior quality of the low tar cigarette is improved.

Description

technical field [0001] The invention belongs to the technical field of cigarette production, and in particular relates to a sun-cured tobacco and a preparation method thereof, and also relates to a low-tar cigarette containing the sun-cured tobacco. Background technique [0002] As consumers pay more attention to smoking and health issues, low-tar cigarettes that are less harmful to the human body have become an inevitable trend in the development of cigarettes. Facing the large-scale attack and subtle penetration of foreign cigarette brands, Chinese-style cigarettes need to participate in international competition. It is necessary to adapt to the existing "low-tar" game rules. Therefore, increasing the development of low-tar cigarettes is not only an inevitable requirement for the industry to achieve "cigarette level", but also a means for enterprises to grasp the future development trend of the cigarette market. An important opportunity for the structure and benefits of ci...

AI Technical Summary

Problems solved by technology

However, while the amount of tar is reduced, the aroma and texture of low-tar cigarettes will become weaker, the aroma of cigarettes will become smaller, and the sense of satisfaction will be greatly reduced. There is a large gap with the long-term demand of consumers. Improving the aroma and satisfaction of low-tar cigarettes is a technical problem that needs to be solved urgently

[0003] Sun-cured tobacco is similar to flue-cured tobacco in terms of shape, chemical composition, smoke, and taste. Its characteristic smoke has the best compatibility with flue-cured tobacco aroma, which can effectively increase the aroma of low-tar cigarettes and make up for the lack of aftertaste of low-tar cigarettes. However, the direct application of untreated sun-yellow tobacco in low-tar cigarettes will lead to a decrease in the elegance of the cigarette aroma, insufficient sweetness, unpleasant taste, and problems such as smoke irritation and miscellaneous gas