delaminate

verb

1. (transitive)To cause (something assembled by lamination) to come apart into the layers that make it up.
2. (intransitive)To come apart into its component layers.

   “Water damage caused the plywood of the floor to delaminate. The layers came apart and the whole piece had to be replaced.”

   “The difference in the coefficient of thermal expansion between the film and the coating can cause the coating to delaminate.”