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Antioxidants

Antioxidants are an important part of Schäfer Additivsysteme's product portfolio. For the polymer and lubricant industry, antioxidants are a crucial building block for the formulation of long-lasting products. By choosing the right antioxidant, the foundation can be laid for the stabilisation of the respective system.

Antioxidants in the lubricant industry can significantly improve the ageing of the lubricant in a positive way. Lubricants age very strongly, particularly at high operating temperatures in the presence of oxygen and under mechanical load. This radical-induced oxidation results in the formation of acid, which leads to molecular degradation and ultimately to the failure of the lubricant. Antioxidants convert the triggering radicals into stable compounds, prevent the degradation reaction and thus slow down the ageing of lubricants.

Discover our product portfolio

Antioxidants that we offer as part of the LUBIO® AO series for the lubricant industry cover a broad spectrum. In addition to low and high molecular weight phenolic antioxidants, we also produce aminic antioxidants and synergistic antioxidant systems. Our product portfolio also includes phopsphit-based solutions.

LUBIO® AO 40 rounds off our product portfolio. As a natural antioxidant based on renewable raw materials, LUBIO® AO 40 is an environmentally friendly option for a wide range of applications. LUBIO® AO 40 is suitable for use in plant esters (rapeseed oil, biodiesel, etc.) and synthetic esters. LUBIO® AO 40 is also used in mineral oil-based engine oils, industrial oils, hydraulic fluids and lubricating greases.

All antioxidants for the lubricant industry in the overview

wdt_ID LUBIO® Active Ingredient Form Rust/Ox Compr. Hydr. Grease Engine ATF MWF Gear Biolubes Chainsaw
1 AO 2 Phenolic antioxidant L
3 AO 7 High molecular phenolic AO S
4 AO 11 High molecular phenolic AO L
6 AO 18 High molecular phenolic AO S
7 AO 21 High molecular phenolic AO L
8 AO 24 Aminic AO L
9 AO 24-SP Aminic AO L
10 AO 38 AO system L
11 AO 40 biobased AO L
12 AS 9 AO system L
Form Rust/Ox Compr. Hydr. Grease Engine ATF MWF Gear Biolubes Chainsaw

Antioxidants are indispensable in plastics and lubricants as they inhibit degradation through oxidation. This chemical reaction can cause materials to lose their properties and shorten their service life. The addition of antioxidants protects against premature failure and maintains performance over a longer period of time. This is particularly important in applications that are exposed to high temperatures, UV radiation or other aggressive environmental conditions. The use of antioxidants therefore helps to improve product quality, cost efficiency and sustainability.

Discover more additives

LUBIO® MD

Metal Deactivators

LUBIO® CI

Corrosion Inhibitors

LUBIO® FL

Functional Liquids

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Schäfer-Additivsysteme GmbH
Ludwig-Reichling-Str. 2
67059 Ludwigshafen am Rhein, Germany
Phone: +49 (0) 621 595 727-0
Fax: +49 (0) 621 595 727-29
E-mail: solutions@lubio.com