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

DY-20 Bismuth Catalyst

DY-20 Bismuth Catalyst is a high-performance bismuth-based catalytic agent from the DY Series by Dongying Chemical, engineered for selective oxidation and environmental catalysis. Featuring thermally stable Bi₂O₃–MoO₃ composite structure, it delivers superior activity, low toxicity, and extended service life versus traditional vanadium catalysts—ideal for acrylic acid synthesis and VOCs abatement.
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Features Of DY-20 Bismuth Catalyst

  1. Highly selective bismuth-based catalyst for low-temperature oxidation reactions.

  2. Thermally stable up to 350 °C, ensuring consistent performance under industrial process conditions.

  3. Low toxicity profile compared to traditional heavy-metal catalysts, supporting safer handling and regulatory compliance.

  4. Excellent dispersion on silica or alumina supports, enabling uniform active-site distribution.

  5. Resistant to sulfur poisoning, maintaining catalytic activity in feedstocks with trace sulfur impurities.

Typical Applications Of DY-20 Bismuth Catalyst

  1. Acrylate ester synthesis via selective oxidation of propylene glycol derivatives.

  2. Production of fine chemical intermediates including aldehydes and lactones.

  3. Catalytic dehydrogenation in pharmaceutical API manufacturing processes.

  4. Green oxidation of biomass-derived platform molecules (e.g., furfural to furoic acid).

  5. Co-catalyst in hybrid systems for selective C–H activation in specialty polymer precursors.

Specifications Of DY-20 Bismuth Catalyst

Chemical TypeBismuth oxide-based heterogeneous catalyst
Product FormPowder (supported on high-surface-area γ-alumina)
AppearanceGrayish-white free-flowing powder
Bismuth Content (as Bi₂O₃)12–15 wt% (typical)
BET Surface Area180–220 m²/g
Particle Size (D₅₀)25–40 μm
Primary ApplicationsSelective oxidation, dehydrogenation, green chemistry synthesis
Storage ConditionsStore in cool, dry place; protect from moisture and strong oxidizers


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