D213 macroporous strongly basic acrylic acid series anion exchange resin
1. Description
D213 is a sort of anion exchange resin which has quaternary ammonium group [-N(CH3)3OH] in the cross linking crylic acid framework with macroporous structure. It is used mainly as the organic substance removing matter as well as absorb resin in decolorization .
2.Typical Physical and Chemical Properties:
①Polymer Matrix Structure： Acrylic Crosslinked with DVB
②Physical Form and Appearance：Spherical beads
③Functional Groups：R-N(CH3)3+
④Ionic Form ,as shipped：CL-
⑤Total Capacity, Na+ form, wet, volumetric：≥0.85eq/l min
⑥Moisture Retention, Na+ form：65-75%
⑦Particle Size Range：0.40mm-1.25mm
⑧<0.4mm (max.)：1%
⑨Uniformity Coefficient (max.)：1.6
⑩effective size：0.5-0.7mm
⑾Shipping Weight (approx.)：650 -720g/l
⑿Specific Gravity, moist Na+ Form：1.08
⒀pH Range, Stability：0 - 14
3.S ested Operating Condition
①Maximum Temperature：CL- Form 75°C (155°F) max.
②Bed depth, min.： 600 mm
③Backwash Rate： 50 to 75% Bed Expansion
④Regenerant Concentration：2-4% NaOH
⑤Regenerant  dosage：NaOH volume:resin volume =3:1
⑥Regenerant Flow Rate：2 to 8 BV/h
⑦Regenerant  contact Time：At least 60 minutes
⑧Service Flow Rate：10-25m/h
4.Applications
For Efficient Demineralization Including Silica Removal,Preparation of pure water from high organic water source. The resin has high operating exchange property, and strong anti-pollution characteristics.