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US 4,315,092 AGranted
Polyacetal carboxylates
AssigneeMonsanto Company
InventorsMarvin M. Crutchfield, Victor D. Papanu, Craig B. Warren
Life of this patent
Estimating the term…
Abstract
A polyacetal carboxylate is provided having the following empirical formula: ##STR1## where M is selected from the group consisting of akali metal, ammonium, tetra-alkyl ammonium groups and alkanol ammonium groups, and n averages at least 4. Such polyacetal carboxylates can be used as complexing agents and detergency builders.
Claims8
A polyacetal carboxylate having the following empirical formula:
- ##STR26## wherein M is selected from the group consisting of alkali metal, ammonium, tetra-alkyl ammonium groups and alkanol ammonium groups having from 1 to about 4 carbon atoms in the alkyl chain;
- and n averages at least 4.
Dependencies are inferred from the claim text.