Polivinilformal, molekulasúly 10000-40000, 9,5-13% acetil-, 5-6,5% hidroxil-csoport tartalommal, szilárd alapanyag formájában
VTSZ angol megnevezése - EN
Poly"vinyl formal" in blocks of irregular shape, lumps, powders, granules, flakes and similar bulk forms, of a molecular weight of >= 10.000 but <= 40.000 and containing by weight >= 9,5% but <= 13% of acetyl groups evaluated as vinyl acetate and >= 5% but <= 6,5% of hydroxy groups evaluated as vinyl alcohol
