Color-changing particles for cigarettes as well as preparation method and application of color-changing particles

The invention relates to color-changing particles for cigarettes as well as a preparation method and application of the color-changing particles. The preparation method of the color-changing particles for the cigarettes mainly comprises the steps of material mixing, extrusion molding, drying, screening and the like. The color-changing particles for the cigarette are filled in the transparent cavity filter stick, so that a consumer can obviously feel the effect that the color of the particles changes along with the change of temperature, light or pH when smoking the cigarette, a special cigarette filter stick with unique characteristics is formed, and a new development direction is developed for heating non-burning cigarette products. 本发明涉及一种烟用变色颗粒及其制备方法与它的用途。该烟用变色颗粒制备方法主要包括混料、挤出成型、干燥与筛分等步骤。本发明烟用变色颗粒装于透明空腔滤棒中，能使消费者在抽吸卷烟时明显感受到这种颗粒颜色随着温度、光或pH的变化而改变的效果，形成一类独具特色的卷烟特种滤棒，为加热不燃烧卷烟产品开辟了一个新的发展方向。