Patent ID: 6428896
Filing Date: 2002-08-06
Classification: B32B,B82Y,C03C,C09J,Y10T

Abstract:
A device comprising:a first non-perforated glass piece; a second non-perforated glass piece having a surface mating with a corresponding surface of the first non-perforated glass piece; a film disposed between the first and the second non-perforated glass pieces and bonding the first and second non-perforated glass pieces, the film being made of a bonding agent that is capable of covalently bonding to both mating surfaces, wherein the bonding between the first and second non-perforated glass pieces is effected without use of temperatures greater than 90Â° C., wherein the bonding agent is sodium silicate, silicic acid, polymeric forms of silicic acid, alkoxysilane, silane, or tetramethoxysilane; and at least one microchannel located on the mating surfaces of the glass pieces, wherein the at least one microchannel is a groove in the mating surface of the first or the second non-perforated glass piece.