Patent ID: 6800129
Filing Date: 2004-10-05
Classification: C04B

Abstract:
A liquid cement additive composition, comprising:a liquid carrier for suspending solid particles therein; a first cement additive comprising solid particles dispersed substantially throughout said liquid carrier, said solid particles comprising at least one alkali or alkaline earth metal salt selected from the group consisting of chlorides, nitrates, nitrites, thiocyanates, borates, polyphosphonates, and gluconates; a second cement additive different from said first cement additive, said second cement additive contained within or as said liquid carrier, said second cement additive comprising an amine, an alkanolamine, a poly(hydroxyalkylated) polyethyleneamine, a glycol, a carbohydrate, a surfactant, or mixture thereof; said liquid cement additive composition having a total salt content in an amount that is not less than 50% based on total weight of said liquid cement additive composition and in an amount that is not greater than 90% based on the total weight of said liquid cement additive composition; and said liquid cement additive composition having a total solids content no less than 70% and no greater than 100% based on total dry weight solids.