Cigarette filter stick containing mixed tows

• Main Authors: XU LAN, YE HUIMIN, MAN XIAOYAN, ZHANG JIANCHAO
• Format: Patent
• Language: Chinese; English
• Published: 05.08.2022
• Subjects: CIGARETTES; CIGARS; HUMAN NECESSITIES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES; MOUTHPIECES FOR CIGARS OR CIGARETTES; SMOKERS' REQUISITES; TOBACCO; TOBACCO SMOKE FILTERS

The utility model provides a cigarette filter stick containing mixed tows, which comprises at least one mixed tow filter stick section, at least two types of tow units are arranged in the mixed tow filter stick section, and the cross section shape of each tow unit along the axial direction perpendicular to the filter stick is selected from one of a Y shape, an X shape, an I shape, an O shape, a C shape or an R shape. The colors of the tows in the tow units are selected from one or more combinations of white, red, yellow, blue, green, purple, orange or black, the monofilament thread density of the tows in the tow units is 0.5-15.0 dtex, and the colors and/or monofilament thread densities of the tows in different tow units are different. According to the cigarette filter stick containing the mixed tows, the cross section shapes of the tow units in the direction perpendicular to the filter stick are diversified, the monofilament color of the tows is selectable, the monofilament thread density of the tows can be