Method of producing microchannel/microcavity structures
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United States of America Patent
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Oct 3, 2000
Grant Date -
N/A
app pub date -
Dec 15, 1995
filing date -
Jun 15, 1993
priority date (Note) -
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Abstract
In a method of forming a microchannel and/or microcavity structure by bonding together two elements (1, 2) having opposed plane surfaces of the same or different materials, one or both surfaces having open channels and/or cavities, bonding is effected by applying to one or both element surfaces (1, 2) a thin layer (3) of a solution of a material capable of fusing with and having a lower melting point than that of the material or materials of the two element surfaces (1, 2) in a solvent which substantially does not dissolve the element surface material or materials. The solvent is then removed, and the two elements (1, 2) are brought together and heated to a temperature where the dissolved material is caused to melt but not the element surface material or materials.
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