MULTILAYER MATERIAL Russian patent published in 2001 - IPC

FIELD: light industry. SUBSTANCE: invention relates to manufacturing multilayer material of the type of imitation leather that can be used as commodities and aims at improving quality of layered material by means of increasing its light resistance, improving clearness of printed pattern on film coating material, and eliminating its pastiness. For that aim, material includes nonwoven backing and polymer coating having at least one layer and composed of, wt parts: polyvinylchloride 100, mixture of plasticizers 40-54, mixture fillers 30-40, chloroparaffin-470 6- 9, calcium stearate 1.5-1.7, stearic acid 0.45-0.55, titanium dioxide 8- 12. Mixture of plasticizers contains di(2-ethylhexyl) phthalate and plasticizing additive PL-102 at ratio 1: (0.8- 1.0), and mixture of fillers contains chalk and powdered cellulose at ratio (9-19):1, weight ratio of backing to coating being 1:(4-8). EFFECT: improved consumer's quality. 1 tbl, 44 ex