Matte ceramic tile and preparation method thereof

US12415758B2 · kind B2 · utility

Assignees

• DONGGUAN CITY WONDERFUL CERAMICS INDUSTRIAL PARK CO., LTD. · CN
• JIANGXI HEMEI CERAMICS CO., LTD. · CN
• CHONGQING WONDERFUL CERAMICS CO., LTD. · CN
• JIANGXI WONDERFUL CERAMICS CO., LTD. · CN
• GUANGDONG JIAMEI CERAMICS CO., LTD. · CN

Inventors

• Zhanwen Gu · Longbeilingcun, CN
• Yanjun Wang · Shanghai, CN
• Jiangwen Deng · Kwai Chung, CN
• Huiyin Xiao · Longbeilingcun, CN
• Quan Yang · Longbeilingcun, CN
• Chaoxian Pan · Longbeilingcun, CN
• Yongqiang Wang · Shanghai, CN
• Xuebin Liu · Nanhu, CN
• Junjun Jiang · 安丰镇, CN
• Jun Wang · Nanhu, CN

Key dates

• Filing date: Jul 31, 2023
• Grant date: Sep 16, 2025
• Expiry date: Dec 28, 2043

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2235/6567
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A blank material for a ceramic tile consists of the following components in percentage by weight: nepheline powder: 10%-15%; clay with a carbon content of ≥3.0 wt %: 10%-15%; clay with a carbon content of ≤0.5 wt %: 15%-22%; clay with a carbon content between 0.5 wt % and 3.0 wt %: 10%-15%; recycled waste blank: 5%-10%; sodium potassium powder: 5%-10%; sodium feldspar powder: 12%-20%; desulfurization residue: 0%-7%; waste from edging and polishing: 15%-26%; waste porcelain powder: 5%-10%; liquid gel remover: 0.3%-1.0%; liquid reinforcing agent: 0.2%-0.8%. Its preparation method comprises the following steps: preparing raw materials for a blank body and ball milling, powder spray granulation, aging, pressing and molding of the blank body, drying, polishing the blank body, spraying water, glazing, applying a decorative pattern, firing.