Negative-ion latex pillow and preparation method thereof

The invention discloses a negative-ion latex pillow. The negative-ion latex pillow comprises a pillow interior; the pillow interior is designed according to ergonomics; the pillow interior comprises an upper latex layer, a lower latex layer and a connecting part; the upper latex layer is arranged at the upper part of the lower latex layer; the upper latex layer and the lower latex layer are arranged through the connecting part; the connecting part comprises an inserting groove and an inserting block; the inserting groove is formed in an upper end of the lower latex layer; the inserting block matched with the inserting groove is arranged at an lower end of the upper latex layer; the inserting block and the upper latex layer are integrally molded; a head placement cavity is formed in the upper end of the lower latex layer; the upper latex layer is provided with a head rubber block matched with the head placement cavity; the head rubber block and the upper latex layer are integrally molded; a tourmaline coating is arranged on an inner wall of the head placement cavity. According to the negative-ion latex pillow, the concentration of negative ions released by the negative-ion latex pillow is great; the negative-ion latex pillow has the effects of relieving fatigue, calming the nerves and promoting sleeping and the negative ions also have health-care effects including bacterium resistance, bacterium inhibition and the like.