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nature : also known as lignin sulfonate. Yes sulfite pulp wood pulp by-product of linear polymers. Usually tan solid powder or sticky sap. A good spread, soluble in water. To sulfite pulp paper waste by the concentration increases, with lime, calcium chloride, alkaline acetate lead, precipitant, after precipitation, separation, drying and other technology obtained. Drilling for oil, fracturing, EOR, such as Enhanced Oil Recovery Process. Can be used for industrial water treatment and leather industry. Application electroplating industry to make more bright surface plating. Scattered agents can be made for concrete superplasticizer, gypsum board production additives, pesticides agents, dyeing, the proliferation of drugs, wear rubber agents. Also can be used as dyes, vanillin, tanning agent of raw materials or intermediates, replacing 50% of phenol and formaldehyde condense plastic products.
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