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Science 10 December 1993:
Vol. 262. no. 5140, pp. 1711 - 1712
DOI: 10.1126/science.262.5140.1711

Articles

Adhesive Electroless Metallization of Fluoropolymeric Substrates

Terrence G. Vargo 1, Joseph A. Gardella Jr. 1, Jeffrey M. Calvert 2, and Mu-San Chen 3

1 Department of Chemistry, State University of New York, Buffalo, NY 14214
2 Center for Bio/Molecular Science and Engineering (Code 6900), Naval Research Laboratory, Washington, DC 20375
3 Geo-Centers, Inc., Fort Washington, MD 20744

A process for producing patterned metal deposits on fluoropolymeric substrates is described. A metal ion—chelating organosilane is chemisorbed by self-assembly onto a fluoropolymer surface after radio-frequency glow discharge plasma surface hydroxylation. Positional modulation of the surface hydrophobicity is illustrated by wetting. The silane covalently binds an aqueous palladium catalyst and subsequent electroless deposition yields homogeneous or patterned metal deposits that exhibit excellent adhesion to the fluoropolymer.





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Science. ISSN 0036-8075 (print), 1095-9203 (online)