ARTIFICIAL LEATHER Russian patent published in 1999 - IPC

FIELD: textile and leather industry. SUBSTANCE: invention relates to new polymer-coated laminated materials, in particular, to artificial leathers that can be used in textile industry to manufacture material adequate for transport cabin furniture upholstery and for technical and special-destination products. Artificial leather consists of joined with one another cotton textile bischofite-containing warp in amount 60-70%, adhesive and face polymer layers based on 18-20% solution of polyurethane in dimethylformamide, adhesive polymer layer being based on polyurethane solution with 1.2- 3.2% of dicarbonic acid (adipic, terephthalic, 1,3-adamantilene-1,3- dicarboxylic) dihydrazide and textile layer additionally containing 8- 10% of methyl phosphite borate. EFFECT: increased fire resistance and reduced smoke evolution on burning. 2 tbl, 4 ex