Cleaning compositions containing hydroxy mixed ethers, methods of preparing the same, and uses therefor
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United States of America Patent
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Dec 14, 2004
Grant Date -
Mar 6, 2003
app pub date -
Jan 31, 2002
filing date -
Feb 1, 2001
priority date (Note) -
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Abstract
Cleaning compositions containing hydroxy mixed ethers of the general formula (I) are described: R.sup.1 O[CH.sub.2 CHR.sup.4 O].sub.x [CH.sub.2 CHR.sup.3 O].sub.y CH.sub.2 CH(OH)R.sup.2 (I) wherein R.sup.1 represents an alk(en)yl radical having from 4 to 22 carbon atoms; R.sup.2 represents an alk(en)yl radical having from 2 to 22 carbon atoms; R.sup.3 represents a hydrogen or a methyl radical; R.sup.4 represents a hydrogen or a methyl radical; x is from 1 to 40; y is from 1 to 40; and x+y>=1; and wherein the alkylene units --CH.sub.2 CHR.sup.3 O-- and --CH.sub.2 CHR.sup.4 O-- are in randomized form, preferably in an ethylene oxide to propylene oxide ratio of from 40:1 to 40:5. Methods of preparing and using the hydroxy mixed ethers are also described.
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