Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

DuPont Amberlyst 35 WET Ion Exchange Resin

DuPont Amberlyst 35 WET is a macroreticular strong-acid cation exchange resin featuring high thermal stability up to 120°C, superior swelling resistance in water, and excellent catalytic performance for esterification and hydrolysis reactions. Its uniform spherical beads ensure consistent flow dynamics and extended service life in continuous industrial processes.
  • dupont amberlyst 35 wet ion exchange resin_51e88c03
  • dupont amberlyst 35 wet ion exchange resin_51e88c03

Features Of DuPont Amberlyst 35 WET Ion Exchange Resin

  1. Highly crosslinked macroreticular sulfonic acid-based cation exchange resin in fully hydrated (wet) form for immediate use.

  2. Superior thermal stability up to 130 °C, enabling robust performance in elevated-temperature reaction systems.

  3. Enhanced mechanical strength and abrasion resistance due to optimized polymer matrix structure.

  4. Consistent particle size distribution with high uniformity coefficient, ensuring low pressure drop and uniform flow dynamics.

  5. Low soluble organic extractables, supporting compliance with stringent purity requirements in pharmaceutical and fine chemical synthesis.

Typical Applications Of DuPont Amberlyst 35 WET Ion Exchange Resin

  1. Esterification and transesterification reactions, including biodiesel production (FAME synthesis).

  2. Hydration of olefins to produce industrial alcohols such as tert-butanol and isopropanol.

  3. Hydrolysis of acetals, ketals, and nitriles in fine chemical and active pharmaceutical ingredient (API) manufacturing.

  4. Alkylation and condensation reactions requiring strong Brønsted acidity under mild conditions.

  5. Removal of trace metal cations and acidic impurities from process streams in specialty chemical purification.

Specifications Of DuPont Amberlyst 35 WET Ion Exchange Resin

Chemical TypeSulfonated styrene-divinylbenzene copolymer (strongly acidic cation exchange resin)
Product FormWet, ready-to-use spherical beads
AppearanceAmber-colored, translucent gel-type beads with slight surface moisture
Functional GroupSulfonic acid (–SO₃H)
Ion FormH⁺ (hydrogen form)
Moisture Content45–50% (as supplied)
Particle Size Range300–1200 µm
Uniformity Coefficient≤1.8


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