found: Work cat.: Raffaeli, N. The environmental fate of lignosulfonates in soil, 2005:abstract (lignosulfonates, a byproduct of the acid sulfite pulping process; utilized in a variety of soil applications: dust suppression, road base stabilization, fertilizer additives) introd. (commercial lignosulfonates are obtained from the acid sulfite pulping process in which wood material is treated with an aqueous solution of sulfur dioxide and a metal bisulfite)
found: McGraw-Hill dict. of sci. and technical terms, c2003(lignosulfonate, any of several substances manufactured from waste liquor of the sulfate pulping process of soft wood; used in the petroleum industry to reduce the viscosity of oil well muds and slurries, and as extenders in glues, synthetic resins, and cements)
found: Wikipedia, Mar. 21, 2006(Lignosulfonates, or sulfonated lignin, are water-soluble anionic polyelectrolyte polymers, byproducts of the Kraft process and sulfite process for production of wood pulp--part of the black liquor. Chemically, they are sulfonated lignins. Lignosulfonates are used as deflocculants in drilling mud used in oil drilling.)
found: Web. 3(ligninsulfonate, a salt of a lignin sulfonate acid)
found: Random House Webster's unabridged dictionary, c1997(lignin sulfonate, a brown powder consisting of a sulfonate salt made from waste liquor of the sulfate pulping process of soft wood; used in concrete, leather tanning, as an additive in oil-well drilling mud, and as a source of vanillin. Also called lignosulfonate)
found: Thesaurus of pulp and paper terminology, c1991 (Lignosulfonates. Scope note: salts of lignosulfonic acids. BT Sulfonates)
found: Kirk-Othmer encyc. of chemical technology, 1963-1970: $b v. 12, p. 369 (The sulfite process for producing pulp can lead to products which consist of lignosulfonic acids, or various lignosulfonates. These are commonly referred to in the trade as lignin sulfonic acids, and lignin sulfonates, but the terms lignosulfonic acid and lignosulfonate are used by Chemical Abstracts) v. 19, p. 301 (The production of pulp by heating wood under pressure with an aqueous solution of metallic bisulfite and sulfur dioxide ("sulfite cooking acid") yields water-soluble lignosulfonates as the major by-product ... The chemical structures of the sulfonates are not known))
found: Lavigne, J.R. Pulp & paper dict., c1993 $b (lignosulfonate: the material resulting from reaction of lignin with active alkali sulfur compounds in cooking liquor of the chemical pulping process)
found: Smook, G.A. Handbook of pulp & paper terminology, c1990:p. 88 (lignosulfonates: Compounds formed during sulfite cooking by the reaction of sulfurous acid or bisulfite ion with the lignin in the wood. These compounds are soluble in the cooking liquor)
found: Lignin Institute home page, July 26, 2006:What is lignin? (Lignosulfonates (also called lignin sulfonates and sulfite lignins) are products of sulfite pulping)
