Macroporous Strong Acid Cation Exchange Resin

D72 Macroporous Strong Acid Cation Exchange Resin

1. Description

This product, with macroporous structure, can exchange and adsorb big-sized ions and molecules, and provided with better physical and chemical stability. It has strong capabilities of permeation resistance, abrasion resistance, oxidation resistance and so on. It can be used in non-aqueous medium.

2.Typical Physical and Chemical Properties

#9312;Matrix：Styrene-divinylbenzene

#9313;Appearance：Light brown opaque spherical particle

#9314;Functional group：-SO3H

#9315;Total exchange capacity (mmol/g)(dry)：≥4.4

#9316;Total exchange capacity (mmol/ml)(wet)：≥1.4

#9317;Particle size range (%)(0.315-1.25mm)：≥95

#9318;Water retention (%)：45 - 55

#9319;True wet density (g/ml)：1.20 - 1.30

#9320;Apparent wet density（g/ml）：0.70 - 0.80

#9321;Physical strength (%)：≥90

#9342;Total reversible swelling（%）：Na → H 9 - 10

#9343;Ionic form as shipped：Na+

3.Suggested Operating Condition

#9312;Maximum Temperature：Na+ Form 120°C (248°F) max.

H+ Form 100°C (212°F) max.

#9313;Backwash Rate： 25 to 50% Bed Expansion

#9314;Regenerant Concentration：Hydrogen Cycle 3% HCl or 2 to 3% H2SO4

Sodium Cycle 6% to 8% NaCl or 3% NaOH

#9315;Regenerant dosage：HC1 or H2SO4 HC1 or H2SO4 volume:resin volume =3:1

NaCl volume:resin volume =2:1

NaOH volume:resin volume =3:1

#9316;Regenerant Flow Rate：2 to 4 BV/h

#9317;Regenerant contact Time：At least 40 minutes

#9318;Service Flow Rate：10-25m/h

4.Applications

It is used for water treatment in high flow mixed bed system, catalysis of organic reactions and so on.