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AssigneeHuhtamaki Oyj
InventorsMikko MÄKINEN, Harald KUIPER
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The invention relates to drinking cups comprising a sidewall that is composed of a multilayer cardboard comprising one or more crosslinked polysiloxane layers [A]; a pigment coating or barrier coating layer [B]; a fiber based substrate layer [C]; optionally, a pigment coating layer [D]; a printed layer [E] comprising a printed image and/or decoration; and optionally, one or more crosslinked polysiloxane layers [F]. The multilayer cardboard preferably has a Cobb 600 value determined according to EN ISO 535 of at least 0.2 g·m2. Preferably, the multilayer cardboard has a total content of polyolefins of at most 5.0 wt.-%, relative to the total weight of the multilayer cardboard.
A drinking cup for receiving a beverage, a sidewall having a rim, and a bottom, wherein the sidewall has a first edge and a second edge which are arranged in an overlapping manner at a side seam area;
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A process for the preparation of a drinking cup, the process comprising the steps of:
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Dependencies are inferred from the claim text.