REPELLENT COATINGS FOR HIGH TEMPERATURE SURFACES
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United States of America Patent
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Issued Date -
Sep 15, 2022
app pub date -
Mar 10, 2022
filing date -
Mar 10, 2021
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Abstract
Repellent coatings for solid surfaces that repeatedly are subjected to high temperatures cycles are disclosed. The repellent coatings on such surfaces are formed from a formulation having (i) one or more reactive silane or siloxane components that can form a bonded layer on the surface in which the bonded layer comprises an array of compounds each compound having one end bound to the surface and an opposite end extending away from the surface, (ii) an acid catalyst, and (iii) a solvent. A lubricant can be included in the formulation or applied on a formed bonded layer. The surface of the substrate and repellent coating thereon are subjected to a temperature of above and below 65° C. as a cycle and the cycle repeated at least twice.
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