Hydyolytic polymaleic anhudride
CAS NO. 26099-09-2
Other names：PolymaleicacidAq
Hydrolysed Polymaleic Anhydride
Hydrolyzed Polymaleic Anhydride
Hydrolized polymaleic anhydride
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：
This product is an organic fatty acid polymer, the general molecular weight is 400-800, easily soluble in water, chemical stability and high thermal stability, decomposition temperature is above 330℃, visible threshold effect at high temperatures (<351℃) and high PH (8.3 and above) or under the temperature and PH value. has good scale inhibition to carbonate and phosphate. The scale inhibition time is up to 100 hours , can be mixed with crude oil dewatering demulsifier. Less toxicity, no carcinogenic, teratogenic effects can be microbial degradation and the degradation products are harmless to humans and animals and aquatic animals
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