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AssigneesThermolon Korea Co., Ltd., The Cookware Company Global Sourcing Limited
InventorChung Kwon Park
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The present invention relates to an inorganic thermochromic additive for an inorganic ceramic coating composition, comprising a thermally colour-changeable yellow inorganic pigment, a thermally colour-changeable green inorganic pigment, and optionally a white inorganic pigment. It also relates to a thermally colour-changeable ceramic coating composition comprising the inorganic thermochromic additive and the inorganic ceramic coating composition. The present invention further provides a kit for preparing the thermally colour-changeable ceramic coating composition. The present invention further relates to an artefact, in particular a cookware item coated with the thermally colour-changeable ceramic coating composition, and to the use of the thermally colour-changeable ceramic coating composition for coating an artefact, in particular a cookware item.
An inorganic thermochromic additive for an inorganic ceramic coating composition, comprising 60-96 wt % of a colour-changeable yellow inorganic pigment, 4-24 wt % of a colour-changeable green inorganic pigment, and 0-36 wt % of a weight white inorganic pigment, with wt % compared with the total weight of the inorganic thermochromic additive;
Dependencies are inferred from the claim text.