Wood Protection
Worldwide Leading in Wood Preservation Actives
From the moment a tree is felled and brought to the saw mill, the timber needs protection from wood attacking fungi and insects.
At Janssen Preservation & Material Protection, we have a range of wood protecting active ingredients and concentrates optimised to be formulated into industrial, professional and DIY wood preservation products. These active ingredients are effective in the preservation of solid timber as well as in the protection of engineered wood products, including wood-polymer composites.
We continually seek to find potential new active ingredients, co-formulants or technologies for the wood preservation industry. Promising candidates are tested to confirm their efficacy, positive environmental contribution and economical viability. No product is commercialised unless it improves on existing efficacy or environmental performance.
Having environmental protection as one of our top priorities, at Janssen Preservation & Material Protection we also work to anticipate, and poten tially outperform the requirements of forthcoming regulations.
As an industry leader with a strong track record, Janssen Preservation & Material Protection is a member of most relevant industry associations. Our experience and active presence in the industry make of Janssen Preservation & Material Protection a company of reference, being not only a supplier but also a partner and consultant for our customers.
Strong Track Record in Organic Active Ingredients
Janssen Preservation & Material Protection research and devel opment in wood preservation began over 20 years ago. We are worldwide known due to the successful introduction of azoles and insect growth regulators (IGR's) in the wood preservation industry.
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Our compounds are also co-formulated with other organic active ingredients or with metal compounds. These com bina tions allow to minimize the levels of active ingredients in the treatment products, by providing a wider spectrum of cover age against wood attacking organisms. This low retention approach helps to ensure competitiveness and additional re duc tion of the potential environmental impact of the treat ments.
Extensive knowledge in formulation chemistry and versatile production facilities enable us to supply our actives in forms optimised for their incorporation in solvent or water based treatment products.
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A wide range of wood preservatives in the worldwide market today are formulated based on our portfolio.![]()
Technical Service
Janssen Preservation & Material Protection Technical Team is always available to support you
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Besides this guidance, a fully equipped analytical and biological laboratory is at your disposal. In our laboratory we can assist you to achieve the best physical and chemical stability of your formulation, as well as to anticipate the biological performance of your wood preservative in standard biological tests.
In our biological laboratory we developed modified standard tests, which allow us to rank the biological performance of different wood preservatives in short term. We also have at your disposal equipment to evaluate the penetration of your formulation into the wood.
Together with the analytical laboratory, we can equally assist you in the generation of data on leaching behaviour of your formulation. This informa tion will help you to evaluate the potential incidence of your product in the environment.
The final goal of our team is to support you in the development of a superior product by providing customized assistance.
Regulatory Affairs
Janssen Preservation & Material Protection is leading or partnering in the notification of the following compounds, for product type 8 (PT08), under the Biocide Products Directive (98/8/EC): ![]()
- Cyproconazole
- Fenoxycarb
- Flufenoxuron
- Permethrin
- Propiconazole
- Thiamethoxam
Our products are also currently commercialised for their formulation in wood preservation products in Japan, Australia, New Zealand, The United States of America and Canada, among other geographies.
The use of our products is subject to the relevant national legislation. For more information on the status of registration and approval in your country of interest, we invite you to contact us.


