Improvements in or relating to metal protecting preparations

An ester of a mercapto carboxylic acid derived from an alcohol having at least 12 carbon atoms, e.g. stearyl mercaptopropionate and stearyl, lauryl or iso-octyl thioglycollate, is used to prevent tarnishing of copper, silver or nickel. In an example, a liquid polish consists of (by weight) polishing...

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Bibliographische Detailangaben
Hauptverfasser:	COX BERNARD CARLTON, THORNTON JAMES COWARD, FORD IAN ALASTAIR MONCRIEFF
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMICAL SURFACE TREATMENT CHEMISTRY CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DETERGENT COMPOSITIONS DETERGENTS DIFFUSION TREATMENT OF METALLIC MATERIAL DYES FATTY ACIDS THEREFROM INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL 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 POLISHES POLISHING COMPOSITIONS OTHER THAN FRENCH POLISH RECOVERY OF GLYCEROL RESIN SOAPS SKI WAXES SOAP OR SOAP-MAKING USE OF SINGLE SUBSTANCES AS DETERGENTS
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