Palladium-platinum catalysts are indispensable catalysts that demonstrate their exceptional effectiveness in numerous industrial applications. To achieve optimal catalytic properties, a combination of these two precious metals is often used. The mixture of palladium (Pd) and platinum (Pt) is particularly relevant in environmental catalysis, as it significantly improves efficiency and sustainability in processes such as exhaust gas aftertreatment.
Advantages of palladium-platinum catalysts in industry
Both palladium and platinum are among the most important precious metal catalysts, playing a vital role in various chemical and petrochemical processes. Their outstanding catalytic properties, such as high activity, selectivity, and thermal stability, make them the first choice for demanding industrial applications.
Key applications of palladium/platinum catalysts
Selective hydrogenation:
Palladium and platinum catalysts are in high demand, particularly in the fine chemical and pharmaceutical industries. They catalyze the selective hydrogenation of alkenes and alkynes to produce alkanes, which is of great importance for the synthesis of organic compounds.
Oxidation reactions:
Platinum and palladium play a key role in industrial oxidation processes. Platinum is often used in ammonia oxidation and in the production of formaldehyde from methanol. Palladium, on the other hand, is used in exhaust gas aftertreatment to convert carbon monoxide and hydrocarbons into harmless products such as carbon dioxide (CO₂) and water.
Exhaust aftertreatment:A significant application for palladium/platinum catalysts is exhaust gas purification in triple catalytic converters of gasoline and diesel vehicles. Palladium is frequently used in gasoline engines, while platinum reduces nitrogen oxides and other harmful emissions in diesel catalytic converters.
Hydroisomerization and Reforming:
In the petrochemical industry, palladium and platinum catalysts are essential for the hydroisomerization and reforming of naphtha into high-quality fuels. These processes improve the octane rating and promote the production of aromatic compounds.
Carbonylation reactions:
Palladium-Katalysatoren sind für die Carbonylierung von zentraler Bedeutung, insbesondere bei der Herstellung von Essigsäure und Acetatderivaten. Verfahren wie der Monsanto- und Cativa-Prozess basieren auf der Katalyse durch Palladium.
Properties and advantages of the palladium/platinum combination
High catalytic activity: Both precious metals are characterized by exceptional activity and efficiency in various chemical reactions.
Selectivity and stability: These catalysts guarantee precise chemical transformations and operate stably under extreme conditions.
Recyclability: Despite the high initial costs, palladium and platinum are cost-efficient in the long term because they are recyclable and have a long lifespan.
Challenges in the use of palladium/platinum catalysts
High costs: Palladium and platinum are among the rare and therefore expensive precious metals, which increases the cost of the catalysts.
Sensitivity to impurities: These catalysts can be severely affected by impurities such as sulfur, which is why a clean raw material supply is required.
High-quality palladium/platinum catalysts from C&CS
C&CS (Catalysts & Chemical Specialties) offers a comprehensive selection of palladium and platinum catalysts specifically designed for various industrial applications. Our catalysts are optimized for processes such as hydrogenation, oxidation, exhaust aftertreatment, and many more.
Benefit from C&CS’s tailored solutions that help you increase efficiency and cost-effectiveness in your production processes. Whether you operate in the petrochemical, pharmaceutical, or environmental technology sectors, we offer the best catalysts for your needs.
The EnviCat® 2520 oxidation catalyst effectively removes volatile organic compounds (VOCs) such as various hydrocarbons and formaldehyde, hazardous air pollutants (HAPs), and carbon monoxide (CO)
EnviCat 50300 effectively removes volatile organic compounds (VOCs) such as various hydrocarbons and formaldehyde, hazardous air pollutants (HAPs), and carbon monoxide (CO) from industrial exhaust
EnviCat 2520 effectively removes volatile organic compounds (VOCs) such as various hydrocarbons and formaldehyde, hazardous air pollutants (HAPs), and carbon monoxide (CO) from industrial exhaust
EnviCat 50300 effectively removes volatile organic compounds (VOCs) such as various hydrocarbons and formaldehyde, hazardous air pollutants (HAPs), and carbon monoxide (CO) from industrial exhaust
EnviCat 50300 effectively removes volatile organic compounds (VOCs) such as various hydrocarbons and formaldehyde, hazardous air pollutants (HAPs), and carbon monoxide (CO) from industrial exhaust
Universal catalyst for exhaust gas purification in wood-burning stoves. It oxidizes CO, hydrocarbons, and formaldehyde.
EnviCat 55068 is a proven, high-performance catalyst based on platinum and palladium. It is used for the total oxidation of VOCs (volatile organic compounds) and
For the purification of soil air contaminated with chlorinated hydrocarbons (CHCs) by total oxidation. Due to its high chlorine tolerance, this proven catalyst is also
EnviCat® HHC-5557 is a special catalyst for the total oxidation of halogenated hydrocarbons, particularly chlorinated hydrocarbons. These chemical compounds are often also called volatile halogenated
EnviCat 55040 is a mixed catalyst with a relatively high precious metal loading.It is a proven bulk solution for effective industrial exhaust air purification.
