2-Acrylamido-2-methylpropanesulfonic acid-acrylic acid copolymer

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Acrylic Acid-2-Acrylamido-2-Methylpropane Sulfonic Acid Copolymer (AA/AMPS) CAS No. 40623-75-4 Properties: AA/AMPS is the copolymer of acrylic acid and 2-acrylanmido-2-methylpropanesulfonic acid (AMPS). Due to including carboxylic group (scale inhibition and dispersion) and sulfonic acid group (strong polarity) in this copolymer, AA/AMPS has high calcium tolerance and good scale inhibition for calcium phosphate, calcium carbonate and zinc scale. When built with organophosphines, the synergic effect is obvious. AA/AMPS is suitable to be used in water quality of high pH and high alkaline, it is one of the ideal scale inhibitor and dispersant on high concentration index. Specification: items index Appearance Colorless or light yellow liquid Solid content % 40 min Free monomer (as AA)% 0.8 max Density (20℃)g/cm3 1.15 min pH(1% water solution) 3.5-4.5 Viscosity mpa.s 90-300 Usage: AA/AMPS can be used as scale inhibitor and dispersant in open circulating cool water system, oilfield refill water system, metallurgy system and iron & steel plants to prevent sediment of ferric oxide. When built with organophosphorines and zinc salt, the suitable pH value is 7.0~9.5. AA/AMPS can also be used as dyeing auxiliaries for textile. Package and Storage: 200L plastic drum,IBC(1000L),customers’ requirement. storage for ten months in shady room and dry place. Synonyms: AA-AMPS; aa-ampsa;Acrylic Acid-2-Acrylamido-2-Methylpropane Sulfonic Acid Copolymer; Sulfonated Polyacrylic Acid Copolymer;