LIGHT-TRANSFORMING POLYMERIC COMPOSITION Russian patent published in 2001 - IPC

FIELD: various industries, e.g. manufacture of films or glasses used in hotbed farms, creation of decorative elements, and in advertising. SUBSTANCE: polymeric composition comprises thermoplastic (co)polymer and active additive A, B, C, D wherein A is organic or inorganic europium salt, B is one or more compounds from class of beta-diketones; C is compound from class of nitrogen and/or oxygen-containing heterocycles or from oxides or organic amines, phosphines or sulfides, D is alkali, alkali-earth metal and/or ammonium and saturated organic acid salt and/or aliphatic amine, ratios of components being as follows, wt %: compound A, 0.001-5; compound B; 0.001-5; compound C, 0.001-5 and thermoplastic polymer, the balance. The claimed light-transforming polymeric composition is effective ultraviolet radiation absorber and has luminescene, preferably in red region. EFFECT: improved properties of the polymeric composition. 10 cl, 12 ex, 1 tbl