BLASnNG MASKUS. Patent 5,989,689. Nov. 23, 1999T. Komatsu et al., assignor to TheChromaline Corp., Duluth, Minn.
A sandblast mask laminate withblastable pressure-sensitive adhesive.
ELECTROLYTIC COPPER FOILUS. Patent 5,989,727. Nov. 23, 1999C.B. Yates et al., assignors to CircuitFoil US.A. Inc. Gordentown, N.J.
A copper foil comprising electrolytic copper having a matte sideand an opposite shiny side, a firstelectrodeposited copper gildinglayer on the surface of the shinyside and an electrodeposited copper microroughening layer on thecopper gilding layer.
DECORAnVE AND PROTEcnYEMULnLAYER COAnNGU.S. Patent 5,989,730. Nov. 23 1999R. W. Sugg et ai., assignors to MascoCorp., Taylor, Mich.
An article comprising a substratehaving disposed on at least a portion of its surface a multilayercoating comprising a layer ofsemibright nickel; a layer ofbright nickel; a layer of tin-nickelalloy; a layer of zirconium or titanium; sandwich layer comprisedof a plurality of alternating layerscomprised of zirconium or titanium and of zirconium compoundor titanium compound or titanium compound; and a layer comprised of zirconium compound ortitanium compound.
PROTECTIVE COAnNG FOR MOALCOMPONENTSUS. Patent 5,989,735. Nov. 23, 1999M. Ruimi and J.P. Guerbert-Jubert,assignors to Societe NationaledEtude et de Construction deMoteurs dAuiation "SNECMA,"Paris
A protective coating for a metalcomponent having good corrosionresistance in a saline atmosphereand comprising at least one layerof a tin-zinc alloy containing between 8 and 35% by weight of zincand a sublayer of a zinc-nickelalloy containing between 10 to16% of nickel, the sublayer ofzinc-nickel alloy constitutingabout two thirds of the thicknessof the coating.
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