The invention relates to an anti-
mite pure natural combination agent suitable for silk floss and a preparation process and application thereof. The anti-
mite pure natural combination agent comprises a natural extract and a
solvent which are mixed, and the natural extract comprises a
sophora flavescens extract, a fructus cnidii extract; and any one or two or all of a
pepper extract, a cortex meliae extract and a radix stemonae extract; and the
solvent is a hydrophilic
organic solvent. The Chinese herbal medicines adopted by the invention are common traditional Chinese medicines recorded in
pharmacopoeia, are convenient and easy to obtain, are low in
raw material cost, and all have insecticidal
efficacy. The combination agent can be used for
mite prevention of silk quilts, silk floss back cushions, silk floss pillows and other series of products taking silk floss as filler, the mite prevention rate is up to 90% or above, the
drug effect is higher than that of similar natural mite prevention products in the current market, and meanwhile, no harmful chemical additive is added, so that the prepared product is
safer, more green, healthier and more environment-friendly in the use process.