Organic solderability preservative and method

An organic solderability preservative solution includes pyrazine derivatives which inhibit corrosion of metal. The solution is applied to metal surfaces of components for electronic apparatus to improve solderability of electrical connections between the components in the electronic apparatus.

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Hauptverfasser: TANG QIN, TONG KIT HO, CHAN CHIT YIU, BAYES MARTIN W
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Sprache:eng
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creator TANG QIN
TONG KIT HO
CHAN CHIT YIU
BAYES MARTIN W
description An organic solderability preservative solution includes pyrazine derivatives which inhibit corrosion of metal. The solution is applied to metal surfaces of components for electronic apparatus to improve solderability of electrical connections between the components in the electronic apparatus.
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subjects ADHESIVES
BASIC ELECTRIC ELEMENTS
CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS
CHEMICAL PAINT OR INK REMOVERS
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
CORRECTING FLUIDS
DIFFUSION TREATMENT OF METALLIC MATERIAL
DYES
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
FILLING PASTES
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
INKS
MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
NATURAL RESINS
NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE
PAINTS
PASTES OR SOLIDS FOR COLOURING OR PRINTING
POLISHES
PRINTED CIRCUITS
SEMICONDUCTOR DEVICES
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
USE OF MATERIALS THEREFOR
WOODSTAINS
title Organic solderability preservative and method
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