Compositions of polymer systems, and their use for example in hy

Details Compositions of polymer systems, and their use for example in hy Compositions of polymer systems, and their use for example in hy

1983-12-19

1988-11-15

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106208, C08L 100, C08L 500

Patent

active

047846941

ABSTRACT:
The invention relates to the improvement by a chelating agent of polymer compositions usable in particular in the hydraulic fracturing of underground formations close to a drilling well. The chelating agent is a compound such as fumaric acid, maleic acid or thiourea. Substantially shorter crosslinking time; use possible even with sea water or a brine.

REFERENCES:
patent: 3740360 (1973-06-01), Nimerick
patent: 4018286 (1977-04-01), Gall et al.
patent: 4265673 (1981-05-01), Pace et al.
patent: 4369124 (1983-01-01), Elphingstone et al.
patent: 4378049 (1983-03-01), Hsu
patent: 4396433 (1983-08-01), Brandt et al.

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