All products and services

Three Way Filter (TWF®)

Mobile emission controls: Johnson Matthey's Three Way Filter (TWF®) technology can reduce particle numbers by up to 99%.

Three-way catalyst

Mobile emission controls: three-way catalysts for cars, vans, light trucks and motorcycles.

Methane oxidation catalysts

Clean air solutions: our system offers cost-effective, low-temperature oxidation of methane from active and abandoned coal mines.

Halocat

Our Halocat™ SC29 PTA emission control catalyst reduces air pollution from PTA manufacturing plants to meet clean air emission standards economically.

ActivCRT® and ActivDPF ® diesel particulate filters

Diesel particulate filter systems / engines

SINOx - HT SCR catalyst

JM offers a high temperature SCR catalyst that can operate under a broad range of temperature conditions.

Oxidation catalyst systems

Our portfolio offers our customers options for catalytic coatings on both metallic and ceramic substrates.

Oxidation catalyst portfolio

SUREOX sulfur resistant oxidation catalyst

Our SUREOX™ catalyst with proprietary washcoat technology designed for reliable durable oxidation performance in the presence of sulfur.

Formaldehyde oxidation catalyst

We are a leading supplier of VOC catalyst for the treatment of formaldehyde emissions.