Polyether hydroxysulfonate surface active agents

Claim 1

AN ANIONIC SURFACE ACTIVE COGENERIC MIXTURE OF POLYETHER HYDROXYSULFONATE COMPOUNDS HAVING THE FORMULA: R-(O-(POLYOXYALKYLENE)-(CH2-CH(-CH2-SO3-X)-O)A)N-H WHEREIN (1) R IS A SATURATED HYDROCARBYL RADICAL WHICH TOGETHER WITH ATTACHED OXYGEN IS THE RESIDUE OF AN ALCOHOL HAVING FROM ONE TO SIX CARBON ATOMS AND FROM ONE TO SIX HYDROXYL GROUPS; (2) N IS AN INTEGER FROM ONE TO SIX; (3) A IS FROM ONE TO FOUR; (4) POLYOXYLALKYLENE REPRESENTS A CHAIN OF OXALKYLENE RADICALS, THE TOTAL MOLECULAR WEIGHT OF THE POLYOXYALKYLENE PORTION OF THE COMPOUNDS BEING FROM ABOUT 1,000 TO 75,000, SAID MOLECULAR WEIGHT INCLUDING THE MOLECULAR WEIGHT OF R-(O-)N, WHEREIN R AND N ARE DEFINED AS ABOVE, SAID XOYALKYLENE RADICALS BEING SELECTED FROMTHE GROUP CONSISTING OF OXYALKYLENE RADICALS HAVING FROM TWO TO FOUR CARBON ATOMS AND MIXTURES THEREOF, AND SAID CHAIN CONTAINING NOT MORE THAN ABOUT 50 WEIGHT PERCENT OF OXYETHYLENE RADICALS, AND (5) X IS A CATION BEING SELECTED FROMTHE GROUP CONSISTING OF SODIUM, POTASSIUM, AMMONIUM, CALCIUM, MAGNESIUM, AND ALKYLOL-SUBSTITUTED AMMONIUMIN WHICH ALKYLOL CONTAINS FROM TWO TO THREE CARBON ATOMS.