Applicant:
Centrum Materiałów Polimerowych i Węglowych PAN
Authors:
M. Kowalczuk, P. Kurcok, M. Kawalec, M. Sobota, M. Michalak
Date: 30.04.2012 r.
PL 216552, 2012
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"Method for purifying β-butyrolactone, especially for the synthesis of poly (3-hydroxybutyrate) and its copolymers"