C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
261/85
C04B 22/08 (2006.01) C04B 24/12 (2006.01) C04B 28/04 (2006.01)
Patent
CA 1275425
SET ACCELERATING AND EARLY-STRENGTH ENHANCING ADMIXTURES FOR CONCRETE COMPOSITIONS Abstract of the Disclosure Admixtures for hydraulic cement compositions, and particularly Portland cement concrete compositions which contain pozzolans such as fly ash, are described which are mixtures containing at least two chemical ingredients, namely, alkali metal or alkaline earth metal salts of bromine and alkali metal or alkaline earth metal nitrite salts. These admixtures optionally further include triethanolamine as a third ingredient.
527468
Chin David
Durgin Holly M.
Smart & Biggar
W.r. Grace & Co.,-Conn.
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