CORROSION INHIBITOR FOR ALKALI CLEANING

To provide a corrosion inhibitor for alkali cleaning that is stable even when mixed with an alkali builder, and has excellent corrosion inhibitory action on metal, and a metal cleaner containing the corrosion inhibitor for alkali cleaning.SOLUTION: A corrosion inhibitor for alkali cleaning has an or...

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Bibliographische Detailangaben
Hauptverfasser:	NANBU NOBUYOSHI, NANBU TADAHIKO, HAMAGUCHI HISAMITSU
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMICAL SURFACE TREATMENT CHEMISTRY CLEANING CLEANING IN GENERAL 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 FATTY ACIDS THEREFROM INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY PERFORMING OPERATIONS PREVENTION OF FOULING IN GENERAL RECOVERY OF GLYCEROL RESIN SOAPS SOAP OR SOAP-MAKING TRANSPORTING USE OF SINGLE SUBSTANCES AS DETERGENTS
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Beschreibung
Zusammenfassung:	To provide a corrosion inhibitor for alkali cleaning that is stable even when mixed with an alkali builder, and has excellent corrosion inhibitory action on metal, and a metal cleaner containing the corrosion inhibitor for alkali cleaning.SOLUTION: A corrosion inhibitor for alkali cleaning has an organic phosphonic acid compound, a group 2 element ion, and a chelator, the chelator being at least one selected from the group consisting of sugar alcohol, amino polycarboxylic acid, and glycine and derivatives thereof.SELECTED DRAWING: None 【課題】本発明は、アルカリビルダーと混合しても安定であり、且つ金属に対する腐食抑制作用に優れるアルカリ洗浄用腐食抑制剤、および当該アルカリ洗浄用腐食抑制剤を含む金属洗浄剤を提供することを目的とする。【解決手段】本発明に係るアルカリ洗浄用腐食抑制剤は、有機ホスホン酸化合物、第２族元素イオン、およびキレート剤を含み、上記キレート剤が、糖アルコール、アミノポリカルボン酸、並びにグリシンおよびその誘導体からなる群より選択される１以上のキレート剤であることを特徴とする。【選択図】なし