Combinations of hydroxyalkyl-n-methyl taurines and anionic surfactants as synergistic emulsifiers
Abstract
Abstract EMULSIFYING AGENTS CHARACTERIZED BY UNUSUAL MILDNESS TOWARD THE SKIN ARE DESCRIBED WHICH CONSIST ESSENTIALLY OF A SYNERGISTIC COMBINATION OF A WATER SOLUBLE TAURINE SALT OF THE GENERAL FORMULA: R1-CH(OH)-CH2-N(CH3)-CH2-CH2-SO3M WHEREIN R1 IS SELECTED FROM THE GROUP CONSISTING OF ALKYL AND OXAALKYL RADICALS HAVING FROM 10 TO 18 CARBON ATOMS AND M IS A WATER-SOLUBILIZING CATION AND A SURFACE ACTIVE ORGANIC SULFATE OR SULFONATE DETERGENT, THE ORGANIC PORTION OF WHICH CONSISTS OF THE ATOMS C, H, OR AMIDO NITROGEN AND HAVING FROM 8 TO 20 CARBON ATOMS. THE TAURINE SALT IS PREFERBALY PRESENT IN A WEIGHT RATIO OF APPROXIMATELY 1:3 TO 3:1 WITH THE SULFATE OR SULFONATE DETERGENT INGREDIENT.
Inventors
- 👤 Arno Cahn
- 👤 Joseph Anthony Ackilli
- 👤 Frank Emery Carroll
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-03-14 | 1975-09-13 | 1976-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-03-14 | 1979-09-13 | 1980-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-03-14 | 1983-09-13 | 1984-03-14 | $7700.00 | Window Closed / Lapsed |