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Lignosulfonate(Lignosulphonate) are obtained from sulfite pulping processes wherein cellulose is extracted from wood in the pulp industry. The so-called sulfite pulping process involves mixing sulfur dioxide (SO2) with an aqueous solution of base to…

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Lignosulfonate for Building and Construction Applications,Lignosulfonates are obtained from sulfite pulping processes wherein cellulose is extracted from wood in the pulp industry. The so-called sulfite pulping process involves mixing sulfur…

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Lignosulfonate(lignosulphonate) (often abbreviated as LS) were one of the first dispersants added as an admixture to concrete. Lignosulfonates have been used since the 1930s as plasticizers or water reducers. Mixed…

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Take alkalined pulping as an example,lignin usually is extracted by acid to raduce pH to 5.5 of the black liquid.After filering use acid again to reduce pH to 2.

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A procedure for isolating the high molecular-weight fraction of a commercial lignosulfonate sample by size exclusion chromatography is described together with the desalting process for that fraction. Conductance of aqueous…

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Sodium lignosulfonate (Na-LS) was used to modified montmorillonite to form lignosulfonate-montmorillonite (LS-MMT). The as-prepared samples were characterized by various equipment to analyze the surface morphology and structure of the pure…

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Also called wood lignin,An aromatic polymer compound found in plant fibers. It has the function of strengthening cell wall and binding fibers in plant tissues. Its composition and properties are…

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About Calcium lignosulfonate Properties,need to make clear what is calcium lignosulfonate firstly.Calcium lignosulfonate (referred wood calcium) is a multi-component polymer anionic surfactant, the appearance of brown powdery substance, slight aroma,…

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