Cigarette with filter tip and preparation method thereof
A technology for filter tips and cigarettes, which is applied in tobacco, smoke oil filter elements, applications, etc. It can solve problems such as increased basal metabolic rate, abnormal blood coagulation, and increased incidence of cancer, so as to improve quality and usability, simplify the preparation process, and protect the body. Healthy effect
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Embodiment 1
[0025] Example 1 Preparation of Chitosan Fiber:
[0026] The chitosan fiber preparation process of the present invention includes: spinning solution preparation, spinning solution defoaming, primary filtration, re-defoaming, metering pump metering, secondary filtration, spinning, coagulation into silk, primary washing, activation treatment , secondary washing and drying; the preparation of the spinning solution is to place chitosan powder accounting for 3% to 10% of the total weight percentage of the spinning solution in 1% to 5% glacial acetic acid aqueous solution, and to control the temperature under stirring conditions. It is prepared by slowly dissolving over time, the dissolving temperature is 10-30°C, the dissolving time is 10-48 hours, and the stirring speed is 60-180 rev / min. Its specific preparation method is disclosed in the applicant's patent CN 101250759A (published on August 27, 2008), the entire content of which is incorporated herein by reference. The prepar...
Embodiment 2
[0028] Example 2 The filtration test of the chitosan fiber prepared by embodiment 1
[0029] Chitosan fiber prepared with embodiment 1 and existing active carbon fiber, diacetate fiber, polypropylene fiber, sepiolite fiber test are on the influence etc. of the content of tar, nicotine etc. in cigarette, result is following table 1 (per Each test material is calculated with the same amount of cigarettes each time, here, 5, 8, and 12 were tested three times respectively, and the average value was taken):
[0030] experiment material
[0031] The result of table 1 shows, the chitosan fiber prepared by embodiment 1 has good filter action to tar, nicotine, CO, aromatic hydrocarbon in cigarette, especially the filter action of tar, nicotine is about twice of all the other materials. times.
Embodiment 3
[0032] Example 3 : Preparation of cigarette filter
[0033] Please refer to figure 1 , which is a schematic diagram of a cigarette filter 1 of a preferred embodiment of the present invention, the chitosan fiber 3 prepared in Example 1 is wrapped with packaging material 2 to make a cigarette filter 1; the packaging material 2 is preferably tipping paper, and the packaging The material is not limited thereto, and it is only used as an example. Any packaging material suitable as a cigarette filter can achieve the purpose of the present invention, and all belong to the protection scope of the present invention.
[0034] As a preferred design, in order to further filter out harmful components in cigarette gas, the cigarette filter 1 also includes a filter material 4 . For details, please refer to figure 2 .
[0035] The filter material 4 can be mixed with the chitosan fiber 3 and filled into the cigarette filter 1, or it can be used alone, but preferably, the filter material ...
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