Allows to achieve a high degree of filtration of suspensions. Is environmentally safe and completely non-toxic, widely used in the food industry (filtration of beer, vegetable oils, fruit juices, etc.), as well as pharmaceuticals, is used for filtration of solutions in the chemical industry, petroleum and lubricants. In the filtering process is insoluble and is not subjected to chemical influences. Has no odor and taste. Easy to apply on the filter substrate pre-coat filters. Well wetted by the filtered liquid, and preserves the structure of the precoat layer. Has sufficient thermal stability to operate with hot fluids. Forms a precoat layer with low hydraulic resistance.