The invention relates to the technical field of washing
processing, and concretely discloses a preparation method of
plant washing salt
powder. The method comprises the following steps: preparing
cassia seed and
ginkgo biloba extract, preparing soybean, tea seed and ripe
vegetable sponge extract, uniformly stirring above extracts at 40-60DEG C, filtering, carrying out
vacuum drying on the above obtained filtrate, adding
citric acid,
alkaline protease,
plant cellulase,
quartz sand, diatomite and salt, mixing, putting the obtained mixture in a
crusher, crushing to prepare 60-100 mesh particle
powder, bagging, and sealing. The
plant washing salt
powder is similar to detergent powder, and is convenient to transport and carry due to the powder shape, the whole plant washing salt powder respectively adopt natural plants as raw materials, and the
alkaline protease and the plant
cellulase added in the invention have
low activity in a dry state and have a degradation effect after being mixed with water to remove
protein and plant fibers on the surface of an object to be washed; and the plant washing salt powder has very strong washing and oil
stain removal abilities, and also has a hand protection function.