SURFACTANT COMPOSITION FOR FOAM SAND
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United States of America Patent
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Issued Date -
Jun 6, 2024
app pub date -
Dec 5, 2022
filing date -
Dec 17, 2021
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Abstract
A surfactant composition for a formed sand, said surfactant composition contains a compound (A) represented by the following formula (1) and a compound (B) represented by the following formula (2). The content of the compound (A) is 25 to 85 mass % and content of the compound (B) is 15 to 75 mass %, provided that a total mass of the compound (A) and compound (B) is defined as 100 mass %:
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