ANTIADHESION COATING Russian patent published in 2003 - IPC

FIELD: application of antiburning-on, antiadhesion, anticorrosive coatings; applicable in production of baked, confectionery and other products of processing industry. SUBSTANCE: antiadhesion coating consists of film of tin oxides of nonstoichiometric composition. It is produced by pulverization of preliminary heated up to 400-450 C aluminum from surface with solution containing the following ratio of components, wt.%: SnCl₄•5H₂O, 40-50; ethyl alcohol, 40-45; isopropyl alcohol, 10-15. Claimed antiadhesion coating features high operating, mechanical, thermal properties and good adhesion to surface of aluminum bread forms. EFFECT: increased service life of bread forms, and, consequently, reduced downtime of conveyor baking ovens and their increased productivity. 2 tbl, 3 ex