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Sulfated hydroxy mixed ethers, a process for their production, and their use

  • US 4,931,218 A
  • Filed: 07/13/1988
  • Issued: 06/05/1990
  • Est. Priority Date: 07/15/1987
  • Status: Expired due to Fees
First Claim
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1. A sulfated hydroxyalkyl polyethylene glycol or hydroxyalkyl polypropylene glycol ether of the formula ##STR9## in which R1 is hydrogen or a linear C1 -C16 alkyl radical,R2 is a linear or branched, saturated C1 -C22 alkyl radical,R3 is hydrogen or a linear C1 -C16 alkyl radical,R4 is hydrogen or a methyl group,M represents hydrogen, ammonium, alkylammonium, alkanolammonium, in which the alkyl and alkanol radicals each contain from 1 to 4 carbon atoms, or a monovalent metal atom, andn is a number of from 1 to 30.with the proviso that the total number of carbon atoms in R1 and R3 is between 6 and 16,and mixtures of such compounds.

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