Surfactant composition and method for producing same
AssigneeNippon Shokubai Co., Ltd.
InventorsAtsushi OKADA, Toru INAOKA
Life of this patent
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Abstract
A surfactant composition contains: a C12 compound of the following formula (1): where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is 9; a C13 compound of the formula (1), where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is 10; a C14 compound of the formula (1), where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is 11; and a Y compound of the formula (1), where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is at least one of 8 or less and 12 or more.
Claims4
A surfactant composition comprising:
- from more than 25 mass % to 100 mass % or less of a C12 compound of the following formula (1):
- where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is 9;
- from 0 to 40 mass % of a C13 compound of the formula (1), where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is 10;
- and
- from 0 to 20 mass % of a C14 compound of the formula (1), where A is an alkylene group having 1 to 3 carbon atoms, x is 1 to 50, and m+n is 11.
A method for producing a surfactant composition, comprising adding an alkylene oxide to a secondary alcohol mixture containing:
- more than 25 mass % and 100 mass % or less of a C12 precursor of the following formula (2):
- where m+n is 9;
- 0 to 40 mass of a C13 precursor of the formula (2), where m+n is 10;
- and
- 0 to 20 mass of a C14 precursor of the formula (2), where m+n is 11.
Dependencies are inferred from the claim text.