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may 26, 2011 the said concrete water reducer by grafting of lignosulfonate with carbonyl aliphatics is the present invention relates to a concrete additive and its . reducers (ls) and puts forth modified calcium lignosulfonate water reducer, .. for example, ca(oh)2, koh, naoh, mg...
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oct 23, 2014 concrete additive, bioresources 9(4), 7352 7362 ground with 300 mg of kbr powder until the mixture had the consistency of fine .. of carboxyl calcium lignosulfonate and its applications as water reducer, dispersion.
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