C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
134/44, 261/48
C04B 24/00 (2006.01) B32B 5/20 (2006.01) C04B 24/16 (2006.01) C04B 28/14 (2006.01)
Patent
CA 1271683
ABSTRACT OF THE DISCLOSURE The sodium and/or ammonium salts of a mixture of n-alkyl oxyethylated sulfuric acids in aqueous solu- tion, wherein all the compounds have the same molecular formula CH3(CH2)x CH2(OCH2CH2)yOSO3-M+, M+ being either the sodium or ammonium cation, x being an integer from about 6 to 12, and y being an integer from about 1 to 3.5, a major portion of the mixture comprising compounds where x equals 6-8 and a minor portion of the mixture comprising compounds where x equals 10-12; these mix- tures being capable of generating foam of relatively large volume and high stability.
515624
Green Harold A.
Weinstein Morris
Ridout & Maybee Llp
Stepan Company
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