HEIZENDER GEGENSTAND MIT EINER MIT EINEM FARBVERANDERLICHEN DEKR BEDECKTEN OBERFLACHE

摘要

A heating appliance, such as a cooking container, has an inside surface coating including a decoration which changes color as a function of temperature. A decoration based on a thermostable resin and a chemical substance which changes color as a function of temperature is applied over a fluorocarbon resin coating on the inside of the container.