Method for controlling total ventilation rate of cigarette
The invention relates to a method for controlling the total ventilation rate of a cigarette. The invention adopts the technical scheme that the method comprises the following steps: step 1, under constant humidity conditions, placing a to-be-tested nozzle connecting glue sample for a preset time at...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a method for controlling the total ventilation rate of a cigarette. The invention adopts the technical scheme that the method comprises the following steps: step 1, under constant humidity conditions, placing a to-be-tested nozzle connecting glue sample for a preset time at different ambient temperatures; step 2, performing variance and range analysis on the total ventilation rate of the cigarette in the to-be-tested nozzle connecting glue sample at different ambient temperatures to obtain an optimal ambient temperature value of the to-be-tested nozzle connecting gluesample. Preferably, the step 1 specifically comprises the following processes: putting the to-be-tested nozzle connecting glue sample in a KBF240 model constant temperature and humidity box, controlling the relative humidity to be 55 plus or minus 3 percent and balancing for 48 hours under ambient conditions that the temperature is 20 DEG C, 23 DEG C, 25 DEG C, 27 DEG C and 30 DEG C respectively.Preferably, the step 2 spe |
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