abstract |
The present invention pertains to a gas barrier laminate, and provides a gas barrier laminate in which a gas barrier layer containing at least a metal oxide is formed on a substrate with an anchor coat layer , which comprises a polyurethane resin and a silane coupling agent, interposed therebetween, whereby the bonding force of the gas barrier layer to the substrate is maintained even when subjected to retort sterilization, and the laminate has superior crack resistance. |