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  • 1
    Call number: M 23.95276
    Type of Medium: Monograph available for loan
    Pages: 414 Seiten , Illustratiionen
    Edition: 2. aktualisierte und erweiterte Auflage
    ISBN: 9783981515879
    Language: German
    Location: Upper compact magazine
    Branch Library: GFZ Library
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  • 2
    Call number: M 23.95277
    Type of Medium: Monograph available for loan
    Pages: 372 Seiten , Illustrationen
    ISBN: 9783981515886
    Language: German
    Location: Upper compact magazine
    Branch Library: GFZ Library
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  • 3
    Electronic Resource
    Electronic Resource
    Weinheim [u.a.] : Wiley-Blackwell
    Materials and Corrosion/Werkstoffe und Korrosion 21 (1970), S. 273-281 
    ISSN: 0947-5117
    Keywords: Chemistry ; Polymer and Materials Science
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Description / Table of Contents: Organic corrosion inhibitors- Action mechanisms and characteristicsIn this detailed synopsis, the author deals mainly with the action mechanism of corrosion inhibitors in acids. The inhibitors - aliphatic or alicyclic systems - can be divided into six groups, characterized by the presence of: bivalent sulphur, oxygen, trivalent nitrogen, trivalent phosphor, greatly unsaturated centres, or combinations of these factors. In this connection, the author also discusses the parts played by pairs of loosely bound electrons, and by the steric conditions. A distinction is made between four mobile and seven stable adsorption mechanisms. Also discussed are those factors which, though independent of the inhibitor, have an influence on the action mechanism, the type of acid (especially mordant), hydrogen ion concentration, and temperature.
    Notes: In dieser ausführlichen übersicht behandelt der Verfasser vor allem den Wirkungsmechanismus von Korrosionsinhibitoren in Säuren. Die Inhibitoren - aliphatische oder alicyclische Systeme - lassen sich danach in sechs Gruppen einteilen, die charakterisiert sind durch die Anwesenheit von: zweiwertigem Schwefel; Sauerstoff; dreiwertigem Stickstoff; dreiwertigem Phosphor; stark ungesättigten Zentren; Kombinationen aus den genannten Faktoren. Hierbei wird auch auf die Rolle der freien Valenzelektronenpaare, der schwach gebundenen Elektronenpaare und der sterischen Verhältnisse eingegangen. An Mechanismen werden vier mobile und sieben stabile Adsorptionsmechanismen unterschieden; des weiteren wird auch auf die vom Inhibitor unabhängigen, jedoch die Wirkung beeinflussenden Faktoren eingegangen, so die Art des zu schützenden Metalls, die Art der Säure (besonders Beizsäure), die Wasserstoffionenkonzentration und die Temperatur.
    Additional Material: 11 Ill.
    Type of Medium: Electronic Resource
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