Non-aqueous urea-polyether gel compositions and a method for the

Details Non-aqueous urea-polyether gel compositions and a method for the Non-aqueous urea-polyether gel compositions and a method for the

1983-09-12

1985-06-04

Shine, W. J.

Compositions

Electrolytes for electrical devices

252 496, 252 499, 252 515A, C10M 120, C10M 132, C10M 144, C10M 150

Patent

active

045213305

ABSTRACT:
A method for gelling relatively high molecular weight polyoxyalkylene-containing materials having a block of at least about 10 weight percent of oxyethylene units by blending therewith a sufficient quantity of a relatively low molecular weight material having at least two hydroxyl groups per molecule containing urea dissolved therein.

REFERENCES:
patent: 3085081 (1963-04-01), Bailey, Jr.
patent: 4436649 (1984-03-01), Stemke
Barker et al., "Solid Nonionic Surface-Active Agents", J. of American Oil Chemist's Society, vol. 32, No. 5, pp. 249-252, (May 1955).
Bailey et al., "Polyethylene Oxide", Academic Press, pp. 96, 97, (1976).
"Urea and Thiourea Adduction of C.sub.5 -C.sub.42 Hydrocarbons", JACS, vol. 74, pp. 1720-1723, 1952.
"Molecular Association Complexes of Polymers. Urea and Thiourea Complexes of High Molecular Weight Poly(Ethylene Oxide)", Journal of Polymer Science, vol. XLIX, pp. 397-406, (1961).

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