▎ 摘　　要

NOVELTY - Clay particle material comprises 37-47 pts. wt. silicon dioxide, 10-20 pts. wt. aluminum oxide, 0.1-0.9 pts. wt. graphene, 10-12 pts. wt. medical stone natural mineral, 3-4 pts. wt. boron nitride, 3-4 pts. wt. titanium oxide, 8-11 pts. wt. zirconium oxide, 12-15 pts. wt. magnesium oxide, and 1-2 pts. wt. active catalyst. USE - The clay particle material is useful for generating far infrared rays which is useful in physiotherapy beds or electric heating products to improve human microcirculation and improve human immunity (claimed). ADVANTAGE - The clay particle material: has far-infrared full-wavelength integrated emissivity of 91.5-99.2%, generates far infrared rays having wavelength range of 2-18 mu m, radiation peak wavelength ranges of 8-14 mu m, and monochromatic emissivity of 90-98%; and has health care function. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the clay particle material comprising (1) respectively making silicon dioxide, aluminum oxide, graphene, medical stone natural mineral, boron nitride, titanium oxide, zirconium oxide, magnesium oxide and active catalyst into ultrafine powder, and uniformly mixing to obtain mixed powder; (2) adding mixed powder to aqueous solution of polyvinyl alcohol, infiltrating to obtain mixture-A; where the weight ratio of the polyvinyl alcohol to the mixed powder is 3-6:20; (3) adding viscous kaolin to the mixture-A, mixing uniformly to obtain mixture-B; where the weight ratio of the viscous kaolin to the mixture-A is 5-7:20; (4) subjecting the mixture B to a dehydration treatment to obtain a dehydrated product; and (5) drying dehydrated product, and calcining at constant high temperature.