Surface treatment agent
AssigneeNippon Paint Surf Chemicals Co., Ltd.
InventorsYuji TAKEDA, Yuki KASAHARA
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Abstract
The present invention provides a surface treatment agent which is capable of efficiently removing oily substances from the surface of a metal material, while removing scales and fumes therefrom at the same time. A surface treatment agent which contains a chelating agent, a nonionic surfactant and an anionic surfactant, and which is configured such that the anionic surfactant is composed of at least one surfactant that is selected from the group consisting of phosphoric acid ester surfactants, carboxylic acid surfactants, sulfonic acid surfactants and sulfuric acid ester surfactants.
Claims8
A surface treatment agent for use in removing an oily substance simultaneously with scale and fumes from a surface of a metal material,
- the surface treatment agent comprising a chelating agent, a nonionic surfactant, and an anionic surfactant,
- wherein the anionic surfactant is at least one selected from the group consisting of phosphate ester type surfactants, carboxylic acid type surfactants, sulfonic acid type surfactants, and sulfate ester type surfactants.
Dependencies are inferred from the claim text.