That is where hubergroup Print Solutions' new HYDRO-LAC GA Oxygen Barrier Coating comes in. It protects the packaged food from oxygen and thus enables mono-material packaging. "Conventional flexible food packaging often consists of several laminated film layers of different chemical natures. Each fulfils a specific function - one of which is the protection against oxygen," explains Dr Ralf Buscher, Senior Expert Projects Flexible Packaging at hubergroup. "However, packaging that consists of several plastics cannot be recycled at all or only with great effort."
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