Aligomeric polyacrylates

Details Aligomeric polyacrylates Aligomeric polyacrylates

1975-06-27

1978-06-13

Killos, Paul J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

260535P, C07C 6966

Patent

active

040950352

ABSTRACT:
The present invention relates to a novel class of oligomeric builders for use in detergent compositions. More particularly, the present invention relates to a biodegradable, oligomeric polyacrylate having a molecular weight of greater than about 500 and less than about 10,000, preferably less than about 5000. In the most desirable embodiments at least one end of the oligomer chain is terminated with either a sulfur containing moiety or an hydroxy containing moiety. Preferred cations are alkali metals, ammonium and substituted ammonium.

REFERENCES:
patent: 3665035 (1972-05-01), Rice et al.
patent: 3706672 (1972-12-01), Martin et al.
patent: 3758419 (1973-09-01), Hayden et al.
patent: 3904685 (1975-09-01), Shahidi et al.

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