Hyperbranched polyesters in printing inks
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United States of America Patent
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Dec 5, 2017
Grant Date -
Jul 10, 2014
app pub date -
Apr 13, 2012
filing date -
Apr 15, 2011
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Abstract
The invention relates to multilayer materials for producing packaging comprising at least two films and also a layer which is printed with a packaging printing ink, said packaging printing ink comprising a certain hyperbranched polyester containing functional groups. The invention further relates to a packaging printing ink which comprises a certain hyperbranched polyester containing functional groups, and to the use of said printing ink for producing multilayer materials.
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