Leterrier, YvesBouchet, JeromeManson, Jae2017-06-132017-06-132017-06-132006https://infoscience.epfl.ch/handle/20.500.14299/138348The invention relates to novel gas-barrier materials for food packaging, based on transparent nanosized hybrid organic/inorganic films on polymer substrates. By contrast with current brittle oxides, these new materials combine extremely high cohesive strength (with a corresponding crack onset strain larger than 5%) and considerably improved barrier properties (oxygen transmission rates lower than 1 cm3(STP)/m2/day/bar).patentWO200603536435462207