Claims
- 1. .alpha.,.alpha.'-carboxyalkoxy succinic acid and the water soluble salts thereof.
- 2. The composition of claim 1 wherein the carboxyalkoxy radicals contain from 2 to about 7 carbon atoms.
- 3. The composition of claim 1 wherein the carboxyalkoxy radicals contain 2 carbon atoms.
- 4. Salt compositions in accordance with claim 1 wherein the salts are alkali metal salts, alkaline earth metal salts, ammonium, alkyl ammonium salts.
- 5. Salt compositions in accordance with claim 1 wherein the salts are alkali metal salts.
- 6. Salt compositions in accordance with claim 1 wherein the salts are sodium or potassium salts.
- 7. A salt composition in accordance with claim 1 wherein the salt is a sodium salt of .alpha.,.alpha.'-carboxymethoxy succinic acid.
- 8. A salt composition in accordance with claim 1 wherein the salt is a potassium salt of .alpha.,.alpha.'-carboxymethoxy succinic acid.
- 9. A salt composition in accordance with claim 1 wherein the salt is .alpha.,.alpha.'-carboxymethoxy succinic acid, tetra sodium salt or .alpha.,.alpha.'-carboxymethoxy succinic acid, tetra potassium salt.
- 10. .alpha.,.alpha.'-carboxymethoxy succinic acid.
CROSS-REFERENCE TO RELATED APPLICATION
This is a division of application Ser. No. 385,545, filed Aug. 3, 1973, now U.S. Pat. No. 3,980,578 which in turn is a continuation-in-part of application Ser. No. 153,816, filed June 16, 1971, now U.S. Pat. No. 3,784,486.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3128287 |
Berg |
Apr 1964 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
385545 |
Aug 1973 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
153816 |
Jun 1971 |
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