Production process of double-layer coated single-texture mobile phone rear cover sheet with ceramic effect

• Main Authors: CAI RONGZHI, WANG CHUANSHU, LU QIMING, PENG ZHUQING
• Format: Patent
• Language: Chinese; English
• Published: 01.11.2022
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; APPARATUS THEREFOR; CHEMISTRY; DYES; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; ELECTROFORMING; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; PAINTS; POLISHES; PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS; TELEPHONIC COMMUNICATION; USE OF MATERIALS AS ADHESIVES

The invention discloses a production process of a double-layer coated single-texture mobile phone rear cover sheet with a ceramic effect. The production process comprises the following steps: step 1, preparing a film; step 2, electroplating a silicon layer, a niobium pentoxide layer, a silicon dioxide layer and a niobium pentoxide layer on one surface of a transparent explosion-proof film; thirdly, UV knurling texture treatment is conducted on the niobium pentoxide layer, and after treatment, a UV knurling roll is obtained through rolling; the method comprises the following steps of 1, carrying out electroplating treatment, 2, carrying out silk-screen treatment, 3, pulling out a silk-screen roll obtained in the step 4, carrying out cutting, and carrying out cleaning after cutting so as to obtain the mobile phone rear cover sheet with the double-coating-film single-texture ceramic visual effect. According to the production process of the double-layer coating single-texture mobile phone rear cover sheet with th