GLUE COMPOSITION Russian patent published in 1995 - IPC

FIELD: glueing materials. SUBSTANCE: glue composition has, % (as dry matter): latex of copolymer of butadiene with acrylonitrile and methacrylic acid at acrylonitrile link content 35-50 wt.-% 35-50; chalk 5-15; kaolin or talc 5-15; froth breaker 0.1-0.5; copolymer of acrylonitrile with methacrylic acid saponified with alkali, ammonia or triethanolamine at acrylonitrile link content 40 wt.-% 1.5-10.0, and water - the rest. Composition can contain additionally (% ) carboxymethylcellulose 1-6; surface-active substance 0.05-5.0, and zinc oxide 0.1-0.5. Glue properties: glueing strength at exfoliation is 2.7-3.2 kgf/cm. Glue is used for polychlorovinyl film glueing. EFFECT: enhanced quality of glue. 3 cl, 2 tbl