Patent ID: 7807251
Filing Date: 2010-10-05
Classification: B32B,B64D,C09D,G02B,Y10T

Abstract:
1. A coating array system for removing contamination from a substrate, said coating array system comprising: a. a first layer; b. a second layer; c. an interface between said first and second layers; and d. means for applying a signal to said interface or to at least one of said layers wherein said signal is of sufficient strength to cause a physical transformation in said array such that at least said first layer debonds from said array thus shedding said first layer and any contamination adhered thereon, and wherein said signal is a pressure signal and said interface comprises: e. an adhesive; and f. one or more capsules wherein said one or more capsules contains an adhesive deactivator and wherein said one or more capsules is designed to rupture when a minimum pressure is applied such that said adhesive deactivator is released and deactivates said adhesive such that said first layer debonds from said second layer, and wherein said adhesive is a rubber based adhesive, said deactivator is a chlorinated hydrocarbon, and said capsule material is a soft or moderately crosslinked gelatin with a controlled number average molecular weight in the range of 300 to 100,000.