Purifying for Energy Transition

BASF

Product

Puristar® R3-12 or Zn-9201

Very high sulfur capacity, used primarily as a sulfur guard.

Cl-750 / 850

Chlorides

0 - 170°C

Removal of various inorganic or organic chlorides. Useful in Hydrogen recovery applications.

Puristar® R0-20, R0-25,or 0.3% Pd R4578

Organic compounds/ VOC‘s, CO

Catalytic oxidation

CnHx + O₂ → CO₂ + H₂O

CO + ½ O₂ → CO₂

> 100°C

species dependant

Removal of various organics and stable at high temperatures. Useful for treating CO₂ off-gas streams used to produce food/beverage grade CO₂.

Purivate™ Pd15, Puristar® R0-20* /

0.3% Pt R4758 & R4755

Catalytic “DeOxo” by addition of H₂

H2 + ½ O₂ → H₂O

> 30°C

Long history of use over many decades in various applications, such as Urea process. Enables meeting pipeline O₂ specs.

Purivate™ Select

CO (selectively) at low temperature

Catalytic oxidation in H2

CO + ½ O₂ → CO₂

40 - 50°C

Increases efficiency in Blue NH₃. Unique product Selectively converts CO with O₂ in the presence of H₂ at low temp.

0.5% Ru/AT R4871 “DeOxo E”

CO/ CO₂/ H₂

Methanation

3 H₂ + CO → CH₄ + H₂O

4 H₂ + CO₂ → CH₄ + H₂O

180 – 230°C

Increased efficiency in Blue NH₃. Non-Ni based Methanation, low temp, with CO lighting off first.