Cement, method of preparing such cement and method of making pro

Details Cement, method of preparing such cement and method of making pro Cement, method of preparing such cement and method of making pro

1989-12-22

1992-01-28

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

501155, 106600, 106602, 106624, 106705, 106709, 106714, 106819, 106DIG1, C04B 3500, C04B 702, C04B 714, C04B 732

Patent

active

050841025

ABSTRACT:
A cement based on blast-furnace slag and fly ash, characterized in that the cement is a homogeneous dry particulate mixture in ready-to-use form, which comprises blast-furnace slag having a specific surface area of 500-650 m.sup.2 /kg and fly ash in a weight ratio in the range of 20/80-60/40, and further comprises the following components in the amounts indicated, calculated on the total mixture: at least 2% by weight of portland cement clinker and 2-12% by weight of sodium silicate (calculated as Na.sub.2 O+SiO.sub.2).

REFERENCES:
patent: 4306912 (1981-12-01), Forss
patent: 4318744 (1982-03-01), Dodson
patent: 4410365 (1983-10-01), Glukhovsky et al.
patent: 4640715 (1987-02-01), Heitzmann et al.
patent: 4642137 (1987-02-01), Heitzmann et al.
patent: 4842649 (1989-06-01), Heitzmann et al.
Chemical Abstracts, 97, 303(1982) 97: 10936b "Slag Cement Without Clinker".
Chemical Abstracts 96, 298 (1982) 96: 39768P "On the Process Development of SF Cements".

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