ABSORBING PRODUCT Russian patent published in 2011 - IPC A61F13/42 B65D65/00 

FIELD: medicine.

SUBSTANCE: absorbing product includes upper layer, protective layer and absorbing element between upper layer and protective layer and applied on it thermomelting composition, which changes colour in contact with physiological flowing medium. Thermomelting composition contains (a) from 0.1% to 5% wt, of pH indicator, which is, in fact, colourless at pH 7 and develops colouration in acidic medium, (b) from 20% to 90% wt, of surface-active substance, (c) from 5% to 55% wt of polyethylene glycol, (d) from 0% to 70% wt, of polymer, which possesses carboxyl group and (e) from 0.1% to 5% wt, of acidic substance, different from components (b) and (d). Thermomelting composition is applied on multiple parts in skin-facing side of protective layer.

EFFECT: multiple indicators are made with possibility to ensure differences in developing colouration.

6 cl, 2 tbl, 13 dwg