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US 4,524,009 AGranted
Detergent builder
AssigneeA. E. Staley Manufacturing Company
InventorVivian B. Valenty
Life of this patent
Estimating the term…
Abstract
The present invention describes compounds of the formula: A. MOOCCH.sub.2 (MOOC)HCOCH.sub.2 CH(OH)CH.sub.2 OCH(COOM)CH.sub.2 COOM B. HOCH.sub.2 HC(OH)CH.sub.2 OCH(COOM)CH.sub.2 COOM C. HOCH.sub.2 CH[OCH(COOM)CH.sub.2 COOM]CH.sub.2 OCH(COOM)CH.sub.2 COOM and D. And mixtures thereof where M is a salt-forming cation or hydrogen or mixtures thereof. This invention also discloses products prepared by the process of reacting glycerine and a source of maleic acid in the presence of an alkaline earth metal hydroxide.
Claims20
A compound of the formula:
- MOOCCH.sub.2 (MOOC)HCOCH.sub.2 CH(OH)CH.sub.2 OCH(COOM)CH.sub.2 COOM
- wherein M is a salt-forming cation or hydrogen or mixtures thereof.
A compound of the formula:
- HOCH.sub.2 HC(OH)CH.sub.2 OCH(COOM)CH.sub.2 COOM
- wherein M is a salt-forming cation or hydrogen or mixtures thereof.
A compound of the formula:
- HOCH.sub.2 CH[OCH(COOM)CH.sub.2 COOM]CH.sub.2 OCH(COOM)CH.sub.2 COOM
- wherein M is a salt-forming cation or hydrogen or mixtures thereof.
Dependencies are inferred from the claim text.