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Data Publisher for Earth & Environmental Science

Miksch, Lukas; Gutow, Lars; Saborowski, Reinhard (2021): Hydrolysis rates of bio-based polymers [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.931466

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Abstract:
Bio-degradation assays were performed for bio-based polymers under environmental conditions with controlled temperature and pH using pH Stat titration. Suspensions of PLA and PBS microparticles, produced by e.g. cryo-milling, were incubated with proteolytic and lipolytic enzymes. Rates of hydrolysis, as determined by counter-titration with a diluted base (NaOH), was recorded for two hours. The thermal profile of PLA hydrolysis by protease was investigated. All measurements were conducted under controlled laboratory conditions.
Keyword(s):
activation energy; bio-degradation; enzymes; microparticles; PBS; PLA; specificity; thermal profile
Supplement to:
Miksch, Lukas; Gutow, Lars; Saborowski, Reinhard (2021): pH-Stat Titration: A Rapid Assay for Enzymatic Degradability of Bio-Based Polymers. Polymers, 13(6), 860, https://doi.org/10.3390/polym13060860
Funding:
Horizon 2020 (H2020), grant/award no. 860407: Developing and Implementing Sustainability-Based Solutions for Bio-Based Plastic Production and Use to Preserve Land and Sea Environmental Quality in Europe
Comment:
The columns headings are abbreviated and mean the following. Min: Duration of the titration in minutes; ml: Volume of added NaOH. Unless otherwise specified, c (NaOH) = 10 mM; pH: pH value of the suspension, set to 8.2; °C: Temperature of the suspension.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1File contentContentMiksch, Lukas
2Binary ObjectBinaryMiksch, Lukas
3Binary Object (File Size)Binary (Size)BytesMiksch, Lukas
Status:
Curation Level: Basic curation (CurationLevelB)
Size:
12 data points

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