Superplasticizer composition for use with hydraulic cements

Details Superplasticizer composition for use with hydraulic cements Superplasticizer composition for use with hydraulic cements

1986-12-17

1988-05-24

Dixon, Jr., William R.

Compositions: coating or plastic

Materials or ingredients

Miscellaneous

106 90, C04B 2428, C04B 2404, C04B 2406

Patent

active

047463678

ABSTRACT:
An improved superplasticizer comprising the combination of a sulfonated copolymer of styrene and alpha-methylstyrene together with a minor amount of a salt of gluconic acid.

REFERENCES:
patent: 2640820 (1953-06-01), Teot et al.
patent: 2648645 (1953-08-01), Boris et al.
patent: 3351478 (1967-11-01), Dodson et al.
patent: 3686133 (1972-08-01), Hattori et al.
patent: 4071493 (1978-01-01), Begou
patent: 4076699 (1978-02-01), Grimaud et al.
patent: 4164426 (1979-08-01), Sinka et al.
patent: 4647632 (1987-03-01), Priddy
patent: 4704415 (1983-11-01), Pierce et al.
R. M. Edmeades et al., "Superplasticized Concrete-High Workability Retention", Proceedings of Admixtures Congress, CI 80, Lancaster, Construction Press, 1980.
V. S. Ramachandran, "Effect of Retarders/Water Reducers on Slump Loss in Superplasticized Concrete", American Concrete Inst., SP-68, 1981, pp. 393-407.
Encyclopedia of Polymer Science & Tech. Interscience (1965), vol. 13, pp. 190-200.

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