Cement compositions and admixtures thereof

Details Cement compositions and admixtures thereof Cement compositions and admixtures thereof

1997-10-30

1998-08-11

Marcheschi, Michael

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106724, 106738, 106810, 106817, 106819, 106823, C04B 2404, C04B 2406

Patent

active

057922527

ABSTRACT:
Cement admixtures contain an alkali metal carbonate as component (a) and a mono- or di-carboxylate acid or alkali metal salt thereof or an alkali metal salt of a tricarboxylic acid as component (b).

REFERENCES:
patent: 4160674 (1979-07-01), Sawyer
patent: 4190454 (1980-02-01), Yamagisi et al.
patent: 4264367 (1981-04-01), Schutz
patent: 4640715 (1987-02-01), Heitzmann, et al.
patent: 4642137 (1987-02-01), Heitzmann et al.
patent: 4842649 (1989-06-01), Heitzmann et al.
patent: 4892586 (1990-01-01), Watanabe et al.
patent: 5536310 (1996-07-01), Brook et al.
patent: 5556458 (1996-09-01), Brook et al.
Derwent Abstract: JP 8246420--Concrete prepn. with addn. of citric acid and/or citrate anhydrous gypsum siliceous powder, and water reducing agent, e.g. polyalkylarylsulphonate (Oct. 1983), Denki Kagaku Kogyo KK.
Derwent Abstract: JP 82173978--Cement compsn. for grouting comprises Portland cement. aluminous cement, slaked lime alkali carbonate and carboxylic acid or its salt (Apr. 1984), Mitsuboshi, et al.
Derwent Abstract: JP 78147134--Aluminous cement compsn. contg. water-soluble polyacrylic acid-(salt), and opt. alkali metal carbonate and/or hydroxy-carboxylic acid (Jun. 1980), Denki Kagaku Kogyo Co.
Derwent Abstract: JP 78147135--Aluminous cement with improved high temp. workability--contains polymethacrylic acid or methacrylic acid-acrylic acid copolymer (Jun. 1980), Denki Kagaku Kogyo Co.

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