Enamel paste composition, enamel coated product and method of making same

• Main Authors: BOOS JUERGEN, SUTTON PATRICIA ANN, BARTHOLOMY STEPHANE
• Format: Patent
• Language: Chinese; English
• Published: 11.08.2023
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; METALLURGY; MINERAL OR SLAG WOOL; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS

An enamel paste composition comprising: a glass frit; a pigment; and an organic vehicle medium; wherein the glass frits comprise at least two glass frits including a first glass frit and a second glass frit, and wherein the first glass frit has a larger particle size and a higher glass transition temperature than the second glass frit. Also described is a method of forming an enamel coating comprising: depositing an enamel paste composition on a substrate; and firing the enamel paste to form an enamel coating on the substrate, the enamel coating comprising a non-uniform melt microstructure in which the particles of the first melt are embedded in the matrix of the second melt. 搪瓷糊料组合物，其包含：玻璃熔料；颜料；和有机载体介质；其中该玻璃熔料包含至少两种玻璃熔料，其包括第一玻璃熔料和第二玻璃熔料，并且其中该第一玻璃熔料具有比第二玻璃熔料更大的粒度和更高的玻璃化转变温度。还描述了形成搪瓷涂层的方法，包括：在基材上沉积搪瓷糊料组合物；并烧制该搪瓷糊料以在该基材上形成搪瓷涂层，该搪瓷涂层包含不均匀的熔料微观结构，其中第一熔料的颗粒嵌在第二熔料的基质中。