D315 Macroporous Acrylic Acid Series Weakly Alkaline Anion Exchange Resins

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Product Line Description

This product is a kind of anion exchange resin which has polyamine groups in the methyl acrylate-divinylbenzene copolymer, with macroporous structure. This resin has good properties, such as large exchange capacity, small volume change, strong physical strength, good chemical stability, excellent resistance to contamination and oxidation, speedy exchange capability etc.It is mainly used in extraction of drugs, alkaline water and radioactive waste water treatment, extraction and decolorization of biochemical substance, such as citric acid, vitamin C etc., refining and decolorization of sugar solution, removal of inorganic acids, such as Cl-, SO42- etc., extracting molybdenum in hydrometallurgy and water treatment industries.

Brands HUAMO
Typical Physical and Chemical Properties
Polymer Matrix Structure Methyl Acrylate-Divinylbenzene
Physical Form and Appearance Light Yellow Opaque Spherical Particle
Ionic Form (As Shipped) Free Base
Functional Groups -NH2
Wet and Volumetric Total Capacity ≥ 2.0 eq/l min
Free Base (FB) Form Moisture Retention 54 to 64 %
Particle Size Range 0.3 to 1.2 mm
Maximum Percentage (%) for < 0.3 Millimeter (mm) Particle Size 1 %
Maximum Uniformity Coefficient 1.6
Effective Size 0.4 to 0.7 mm
Maximum Reversible Swelling Free Base (FB) → Chlorine (CL) 15 %
Approximate Shipping Weight 660 to 730 g/L
Moist Free Base (FB) Form Specific Gravity 1.1
Potential of Hydrogen (pH) Stability Range 1 to 9 pH
Suggested Operating Condition
Free Base (FB) Form Maximum Temperature 100 ºC
212 ºF
Backwash Rate (Bed Expansion) 50 to 75 %
Regenerant Concentration (Sodium Hydroxide (NaOH)) 2 to 4 %
Regenerant Dosage (Sodium Hydroxide (NaOH)) Sodium Hydroxide (NaOH) Volume:Resin Volume = 3:1
Regenerant Flow Rate 2 to 4 BV/h
Regenerant Contact Time At Least 40 min
Service Flow Rate 10 to 25 mph