POLYMER COMPOSITION FOR OBTAINING FILM MATERIALS AND IMITATION LEATHER Russian patent published in 2008 - IPC C08L27/06 

FIELD: polymer materials.

SUBSTANCE: polymer compositions according to invention containing suspension polyvinylchloride (film forming agent), chloroparaffin, complex stabilizer SKS-K17 (metal-containing stabilizer), chalk (filler), titanium dioxide and crystalline calcium carbonate (pigments), stearic acid as lubricant additionally contains dimethyldioxane production by-product (surfactant) and as mixed plasticizer contains di(2-ethylhexyl) phthalate and mixture of dioxan alcohols with their high-boiling esters having 23-36% hydroxyl groups at ratio 1:(1.0-2.4). Polymer composition can further contain, as metal-containing stabilizer, complex calcium-zinc stabilizer (Vigostab KTs-24) in amount 1.0-2.0 wt parts. parts. Polymer composition is characterized by Shore A hardness 45-50 relative units and thermofusion of material 25-30 kPa.

EFFECT: optimized ingredient composition.

2 cl, 2 tbl