High temperature lubricant for the food industry

A food-grade high-temperature grease comprising the following components:

• a) 91.9 to 30 wt % of at least one oil selected from the group consisting of a mixture of trimellitic acid tri(iso-C10) esters (1) and trimellitic acid tri(iso-C13) esters (2), the mixing ratio of (1) to (2) being 99:1 to 1:99, alkylaromatics, estolides;
• b) 6 to 45 wt % of a polymer, selected from the group consisting of a hydrogenated or fully hydrogenated polyisobutylene or a mixture of hydrogenated or fully hydrogenated polyisobutylene;
• c) 0.1 to 5 wt % of additives, individually or in combination, selected from the group consisting of anticorrosion additives, antioxidants, antiwear additives, UV stabilizers, inorganic or organic solid lubricants, and
• d) 2 to 20 wt % of thickener.