The authors regret that the acknowledgement in the publication is unfortunately not complete.
The following sentence in the Funding section is missing: This work was supported by the German Research Foundation (DFG) under grant number 407752136 and North Rhine-Westphalia based on the funding for large appliances (AFM-IR).
The complete funding section should read:
Funding
This work was financially supported by the German Research Foundation (DFG) within the project “Functional PECVD coatings as migration barrier for the use of postconsumer recycled materials in food contact” (TRR 87 - T07 Project number 138690629). This work was supported by the German Research Foundation (DFG) under grant number 407752136 and North Rhine-Westphalia based on the funding for large appliances (AFM-IR).
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