Polypropylene carbonate ppc

The ethyl-methylimidazolium bis (trifluoromethylsulfonyl) imide [EMIM][TFSI] (IoLiTec, Heilbronn, Germany), polypropylene carbonate (PPC) from Sigma Aldrich (Taufkirchen, Germany) acetonitrile from Merck, PEDOT:PSS with the brand name Clevious™ from Hereaus Deutschland GmbH and Co. KG (Hanau, Germany) and commercial thin graphite foils of ca. 75-µm thickness purchased from Distrelec (Bremen, Germany). All chemicals were of analytical grade and used without any further purification.

Polypropylene carbonate (PPC) was purchased from Sigma Aldrich (St. Louis, MO, USA). Polylactides of different grades, specifically 2003D (hereafter denoted as crystPLA) and 4060D (hereafter denoted as amorphPLA), were purchased from NatureWorks, Minnetonka, MN, USA. Chloroform was used as a solvent for polymers (Chempur, Piekary Śląskie, Poland). Potassium dihydrogen phosphate/di-sodium hydrogen phosphate (PBS with a pH value of 7.00 at 20 °C, Sigma Aldrich) was used as a medium for hydrolysis studies. Seeds of oat (Avena sativa) were purchased from Manufacturing and Trading Company Nieznanice, Malopolska Cultivation of Plants (Nieznanice, Poland). Seeds of common radish (Raphanus sativus) were purchased from PlantiCo (Stare Babice, Poland).

Acryloyl chloride (96%, Alfa Aesar, Ward Hill, MA, USA), 5-bromo-1-pentanol (>95%, TCI, Tokyo, Japan), 6-bromo-1-hexanol (>95%, TCI), 10-bromo-1-decanol (>95%, TCI), 1-ethylimidazole (>98%, TCI), magnesium sulfate (MgSO₄, >98%, Sigma Aldrich, St. Louis, MO, USA), silver nitrate (AgNO₃, 0.1 M, Sigma Aldrich), triethylamine (TEA, 99%, Alfa Aesar, Haverhill, MA, USA), a,a′-azobis(isobutyronitrile) (AIBN), and poly(propylene carbonate) (PPC, Mw = 50,000 g/mol, Sigma Aldrich) were used as received. Lithium bis(trifluoromethane sulfonyl)imide (LiTFSI, 99%, IoLiTec Ionic Liquids Technologies GmbH, Heilbronn, Germany) was dried under vacuum at 110 °C for 24 h prior the use, separator Cellgard 2500 (Celgard LLC, Charlotte, NC, USA).