LEWATIT® K 2420

Summary

Product identification

• Product Name: Lewatit® K 2420
• Common Description: Strongly acidic, medium crosslinked, macroporous, polymer-based ion exchange resin in spherical bead form, with sulfonic acid groups. Hyper-activated sulfonic acid groups for increased acidity and reactivity.
• Functional group: sulfonic
• Matrix: styrenic
• Structure: macroporous
• Appearance: dark, opaque
• Edition: 2017-05-03

Applications

• Processing of liquid organic media at elevated temperatures up to 150°C
• Phenol purification

Specified Data

• Uniformity coefficient: max. 1.7
• Range of size for >90 vol% of all beads: 0.5-1.6 mm
• Effective size (d10): 0.56-0.66 mm
• Total capacity (delivery form): min. 1.4 eq/L

Physical and Chemical Properties

• Bulk density for shipment (+/- 5%): 760 g/L
• Density: approx. 1.16 g/mL
• Water retention (delivery form): approx. 62-67% by weight
• Stability temperature range: 1-150 °C
• Storage temperature range: -20 - +40 °C
• Surface BET: approx. 30 m²/g
• Pore volume: approx. 0.4 cm³/g
• Pore diameter: approx. 53 nm

Operation

• Operating temperature (max.): 150 °C
• Operating pH range during exhaustion: 0-14
• Bed depth for single column (min.): 1000 mm
• Max. pressure loss during operation: 250 kPa

Storage and Handling

• Recommended storage: above freezing point of water, under roof, dry, without direct sunlight.
• Packaging stability: limited to 24 months under recommended storage conditions.
• Safety: Strong oxidants can cause violent reactions. Observe safety data sheet.
• Disposal: According to European waste nomenclature.

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