METHOD OF PRODUCTION OF POLYCHROMATIC PATTERNS ON PRODUCT SURFACE Russian patent published in 1995 - IPC

FIELD: manufacture of unwoven materials by method of electroflocculating. SUBSTANCE: method consists in application of glue onto product surface in accordance with the pattern area, successive flocculating through color-separated screen plates in two stages. In the first stage flocculating with nap of the first color is accomplished at a density of 10 to 15% of the 100-percent density, and with of the 100-percent density. In the second stage successive flocculating by each nap is accomplished until a 100-percent density is attained over the entire pattern area. EFFECT: facilitated procedure. 1 dwg, 5 tbl