Other names：

PolymaleicacidAq

Hydrolysed Polymaleic Anhydride

Hydrolyzed Polymaleic Anhydride

Hydrolized polymaleic anhydride

   HPMA

   Polymaleic Acid

Nature：

Appearance: brown yellow transparent liquid

Solid content: ≥50.0%

Density（20℃）, g/cm3: 1.18

PH（1% aqueous solution）: 2.0~3.0

Average molecular weight: ≥300

Bromine number, mg/g: ≤160（first-rate product）

Feature：