Patent
Rust removal composition
Xie Yingwei,Ting Liu,Kai Qiu +2 more
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TLDR
In this paper, a combination of inorganic acid, organic acid, 1-8% of osmotic agent selected from at least one of C2-C4 short chain ethers and short chain alcohols, 2-10% of sulfonic acid and / or sulfonate anionic surfactant, 0.5-10 percent of corrosion inhibitor and the balance of water was used.Abstract:
The invention provides a rust removal combination, including, based on a total weight of the composition, 10-20% of inorganic acid, 1-10% of organic acid, 1-8% of osmotic agent selected from at least one of C2-C4 short chain ethers and short chain alcohols, 2-10% of sulfonic acid and / or sulfonate anionic surfactant, 0.5-10% of corrosion inhibitor and the balance of water.read more
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References
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Rust removing agent for stainless steel surface
Mikio Ikeda,Jun Kataoka +1 more
TL;DR: A rust removing agent for a stainless steel surface of an aqueous solution of phosphoric acid, a polyhydroxymonocarboxylic acid or a salt thereof and a surfactant is described in this paper.
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GRAS two acid low pH compound consisting of citric and hydrochloric or phosphoric acids
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