COVERED EDIBLE PRODUCT AND METHOD OF OBTAINING EDIBLE PRODUCT WITH INORGANIC COVER Russian patent published in 2002 - IPC

FIELD: food-processing industry. SUBSTANCE: edible product has thin inorganic film of 0.0002-0.5 micron thickness applied to at least part of product surface. Edible products include food products and pharmaceuticals. Inorganic materials used in cover include SiO₂, SiO, MgO, CaO, TiO₂, and MnO. Method involves depositing film of inorganic material by spraying or vapor deposition. Cover forms moisture and oxygen barrier to provide for improved storage life of covered edible product. EFFECT: improved quality of edible product and reduced consumption of packing material. 26 cl, 8 dwg, 5 ex