ISSN print edition: 0366-6352
ISSN electronic edition: 1336-9075
Registr. No.: MK SR 9/7
Determination of acetyl and sulfonic acid groups in acetylated and sulfonated poly(vinyl alcohol)
Slovak Technical University,
Abstract: Ac and SO3H groups are detd. titrimetrically and gravimetrically, resp., after hydrolysis with a soln. of 750 ml. PrOH and 30 g. anhyd. KOH. After hydrolysis and decompn. with a mixt. of Br, KI and aqua regia, SO3H groups are detd. with BaCl2 and Ac groups by titration with KOH. Alternately, the matter is ashed after hydrolysis and the components detd. in the ash.
Full paper in Portable Document Format: 146a472.pdf (in Slovak)
Chemical Papers 14 (6) 472–475 (1960)