DIAION PA412

Summary

Product identification

• Grade Name: DIAION™ PA412
• Type: Strong Base Anion
• Matrix: Styrene-DVB, Porous
• Functional Group: Type II (dimethylethanol ammonium groups)
• Ionic Form: Cl⁻

DIAION™ PA412 is a porous type strongly basic anion exchange resin. It is a Type II resin with 6% cross-linkages. It is recommended for a wide range of applications, especially in the manufacturing of pure water and wastewater treatment.

Recommended Operating Conditions

• Maximum Operating Temperature: 60 °C (Cl⁻), 40 °C (OH⁻)
• Operating pH Range: 0 - 14
• Minimum Bed Depth: 800 mm
• Service Flow Rate: 10 - 60 m/h

Regenerant

• Regenerant: NaOH
• Regenerant Concentration: NaOH 2 - 8 %
• Regenerant Level: 50 - 200 g/L
• Regenerant Flow Rate: 2 - 8 m/h
• Total Rinse Requirement: 2 - 10 BV

Product Typical Properties

• Shipping Density: 690 g/L
• Mean Particle Size: 630 µm
• Particle Density: 1.10 g/mL
• Total Swelling (Cl⁻ to OH⁻): 13 %
• Whole Bead Count: 95 % min.
• Salt Splitting Capacity: 1.1 meq/mL min.
• Water Content: 46 - 52 %
• Particle Size Distribution on 1180 µm: 5 % max.
• Particle Size Distribution thr. 300 µm: 1 % max.
• Effective Size: 0.40 mm min.
• Uniformity Coefficient: 1.6 max.

Hydraulic Characteristics

The approximate pressure drop at various temperatures and flow rates for each meter of bed depth of DIAION™ PA412 resin in normal downflow operation is shown in the graphs provided in the original document.

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror