MA/AA Copolymer

Acrylic Acid and Maleic Acid Copolymer

 MA/AA Copolymer

CAS No.: 26677-99-6

MA/AA is a low molecular weight polyelectrolyte, a copolymer of maleic anhydride and acrylic acid. It has good dispersant performance against carbonate, and scale inhibition against phosphate. It has good thermal stability, can be used at high temperature (300℃). MA/AA has good compatibility when used together with other agents. MA/AA is widely used in low-pressure boiler, central heating, centralized air-conditioner and circulating cooling water system. It can also be used as chelating dispersants in textile and dyeing fields.

Items Index
Appearance Brown transparent liquid
Solid content % 48 min
Free monomer (as MA) % 9.0 max
Density (20 ℃ )g/cm3 1.18 min
pH(1% solution) 2.0~3.0

MA/AA is used in circulating cool water system, medium or lower pressure boiler and distillation system in which high temperature is usually encountered. MA/AA can be used alone or together with other organic phosphates. When it is used together, the dosage of 2-10mg/L is preferred. As textile dyeing auxiliary and builder, the dosage should be determined by experiments.

Package and Storage:
200L plastic drum, IBC(1000L), or as customers’ requirement. Storage for one year in shady room and dry place.

Safety Protection:
It is acid. Avoid contact with eyes and skin. In case of contact, rinse with plenty of clean water.

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