lignosulfonate


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lignosulfonate

[¦lig·nō′səl·fə‚nāt]
(organic chemistry)
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.
References in periodicals archive ?
Surfactant: wetting, lignosulfonate Buckman Laboratories International Inc BULAB 8626 Vendor to provide coal dust treatment compound to be used at the GRDA Coal Fired Complex, near Chouteau, Oklahoma.
Production performance and milk composition of grazing dairy cows fed pelleted or non-pelleted concentrates treated with or without lignosulfonate and containing ground sunflower seeds.
At 45degC for 30 min exposure, conidia in sodium lignosulfonate and sodium acetate survived with germination of 81.
Influence of used chrome lignosulfonate drilling mud on the survival, respiration, feeding activity and net growth efficiency of the opossum shrimp Mysidopsis almyra.
Metal complexed lignosulfonates have also been used as reactive comonomers in the polycondensation reaction because they possess a reactive chemical potential, put into evidence by the presence in their structure of some functional groups like: phenolic and alcoholic hydroxyl, carbonyl, carboxyl, sulfonic.
Floatation agents kerosene, DMSO, calcium lignosulfonate, sodium lignosulfonate, sulphonated naphthalene, diethyl ketone, and Fuel oil #2 were used as collectors.
Of these, 31 indicated composition, of which water was the most popular (26 out of 31; 84 percent), followed by magnesium chloride (3 out of 31; 10 percent), and lignosulfonate (2 out of 31; 6 percent).
One recently developed is made by agglomerating natural zeolite fines with lignosulfonate.
The supply of materials for the preparation of the slurry coating of ceramic foam filters: carriers, polyurethane sintering carbon, pitch carbon, alumina, sodium lignosulfonate, silica sol.