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Purified terephthalic acid (PTA) process

A successful collaboration between Johnson Matthey and Dow has achieved a breakthrough PTA process offering improved economics, competitiveness and reliability while delivering a quality PTA product.

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Natural detergent alcohols process

Johnson Matthey has licensed the greatest number of plants worldwide for the production of natural detergent alcohols (NDA), also known as fatty alcohols.

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Propylene glycol process

Our DAVY™ glycerol to propylene glycol (GPG) process is a perfect fit for our DAVY biodiesel process as the by-product, glycerol, can be fed to an adjoining GPG plant.

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Substitute natural gas (SNG) process

With over 20 years' experience, Johnson Matthey is the market leader in the supply of SNG catalysts and technology, with our DAVY™ licensed plants providing more than half of global SNG production.

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