WATER VAPOUR BARRIER PAPER

摘要

Cold-sealable paper (I) comprising a paper support printed on the front and with a sealable layer on the back, also has a water vapour barrier layer on the front and/or the back, comprising a mixture of acrylic polymers (emulsion type) with an acid number of 30-65 plus at least 5 wt% of wax. - Independent claims are also included for - (1) heat-sealable paper (II) printed on the front, with a heat-sealable layer on the back and a water vapour barrier layer as above - (2) paper for confectionery, comprising a twistable paper support with printing on the front and a water vapour barrier as above directly on the print