Claims
- 1. A process for preparing a mixture of linear alkyl glyceryl ether alcohols containing 1 to 3 glyceryl units which comprises the steps of bringing together and reacting, a C.sub.10 -C.sub.20 linear alkyl alcohol and glycidol which is predissolved in hexyl acetate, in the presence of an acid catalyst in a reaction zone, said alcohol and glycidol being brought together and reacted in a molecular ratio within the range of from about 1.5:1 to about 8:1; maintaining the resulting reaction mass in an agitated condition; maintaining the temperature of the reaction mass within the range of from about 25.degree. to about 125.degree. C. during the reaction period; and recovering said mixture of linear alkyl glyceryl ether alcohols from the reaction mass.
- 2. The process of claim 1 wherein the linear alkyl alcohol reactant is a C.sub.12 -C.sub.16 linear alkyl alcohol.
- 3. The process of claim 1 wherein the linear alkyl alcohol reactant is lauryl alcohol.
- 4. The process of claim 1 wherein the linear alkyl alcohol and glycidol are brought together and reacted in a molecular ratio within the range of from about 2:1 to about 4:1.
- 5. The process of claim 1 wherein the temperature of the reaction mass is maintained within the range of from about 60.degree. to about 95.degree. C.
- 6. The process of claim 1 wherein the reaction of the linear alkyl alcohol and glycidol is carried out in an inert atmosphere.
- 7. The process of claim 1 wherein the hexyl acetate solution of glycidol is a 2-30 weight % solution.
- 8. A process for preparing a mixture of linear alkyl glyceryl ether sulfate salts containing 1 to 3 glyceryl units which comprises the steps of bringing together and reacting, a C.sub.10 -C.sub.20 linear alkyl alcohol and glycidol wich is predissolved in hexyl acetate, in the presence of an acid catalyst in a reaction zone, said alcohol and glycidol being brought together and reacted in a molecular ratio within the range of from about 1.5:1 to about 8:1; maintaining the resulting reaction mass in an agitated condition; maintaining the temperature of the reaction mass within the range of from about 25.degree. to about 125.degree. C. during the reaction period, recovering a mixture of linear alkyl glyceryl ether alcohols containing 1 to 3 glyceryl units from the reaction mass, contacting and reacting said mixture of ether alcohols with a sulfating agent, said ether alcohols and sulfating agent being contacted and reacted in a molecular ratio within the range of from about 1:1 to about 1:1.15; maintaining the resulting sulfation reaction mass in an agitated condition; maintaining the temperature of the sulfation reaction mass within the range of from about -15.degree. to about 75.degree. C. during the reaction period; recovering a mixture of linear alkyl glyceryl ether sulfates, neutralizing said mixture of sulfates with base and recovering a mixture of linear alkyl glyceryl ether sulfate salts containing 1 to 3 glyceryl units.
- 9. The process of claim 8 wherein the linear alkyl alcohol reactant is a C.sub.12 -C.sub.16 linear alkyl alcohol.
- 10. The process of claim 8 wherein the linear alkyl alcohol reactant is lauryl alcohol.
- 11. The process of claim 8 wherein the linear alkyl alcohol and glycidol are brought together and reacted in a molecular ratio within the range of from about 2:1 to about 4:1.
- 12. The process of claim 8 wherein the linear alkyl alcohol and glycidol reaction mass is maintained at a temperature of from about 60.degree. to about 95.degree. C. during the reaction period.
- 13. The process of claim 8 wherein the reaction between the linear alkyl alcohol and glycidol is carried out under an inert atmosphere.
- 14. The process of claim 8 wherein the hexyl acetate solution of glycidol is a 2-30 weight % solution.
- 15. The process of claim 8 wherein the sulfating agent is chlorosulfonic acid.
- 16. The process of claim 15 wherein the ether alcohols and sulfating agent are contacted and reacted in a molecular ratio within the range of from about 1:1.01 to about 1:1.05.
- 17. The process of claim 15 wherein the sulfation reaction mass is maintained at a temperature within the range of from about 30.degree. to about 40.degree. C.
- 18. The process of claim 8 wherein the sulfating agent is sulfur trioxide.
- 19. The process of claim 18 wherein the sulfur trioxide is admixed with a diluent selected from the group consisting of nitrogen, air and sulfur dioxide, prior to being contacted with the ether alcohol reactant.
- 20. The process of claim 18 wherein the ether alcohols and sulfating agent are contacted and reacted in a molecular ratio within the range of from about 1:1.01 to about 1:1.05.
- 21. The process of claim 18 wherein the sulfation reaction mass is maintained at a temperature within the range of from about -10.degree. to about 20.degree. C.
- 22. The process of claim 8 wherein the ether alcohol is predissolved in a diluent prior to being contacted and reacted with the sulfating agent.
- 23. The process of claim 22 wherein the diluent is methylene chloride.
Parent Case Info
The application is a continuation-in-part of copending application Ser. No. 927,183, filed July 24, 1978.
US Referenced Citations (11)
Foreign Referenced Citations (4)
Number |
Date |
Country |
757749 |
Jun 1954 |
DEX |
2657517 |
Jul 1977 |
DEX |
1337681 |
Aug 1963 |
FRX |
977281 |
Dec 1964 |
GBX |
Non-Patent Literature Citations (1)
Entry |
Kirk-Othmer, Encyclopedia of Chemical Technology, 2nd edition, vol. 19, pp. 512 and 522-529, 1969. |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
927183 |
Jul 1978 |
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