Anti-leakage printing method

Patent Name An Anti-Leaking Printing Method Patent Applicant Shanghai North Printing (Group) Co., Ltd. Principal Applicant Address 200070 Shanghai Zhongshan North Road No. 838 Inventor Chen Liwei Application (Patent) No. 200410025422.0 Application Date 2004.06.24 Certification Date Auditing Announcement No. 1712237 Auditing Notice Day 2005.12.28 Manual CD-ROM D0552 Main Classification No. B41M3/00 Classification No. B41M3/00 Sub-division Original Application No. Priority Abstracts This invention relates to printing, and in particular relates to an anti-disclosure. The printing method is that the printed matter has characters or figures printed on the front surface of the printed matter, the surface of which is covered with at least one layer of silver paste, and dark ink sticks are printed on the reverse side of the printed matter with respect to the front side of the characters or numbers. Before the printing of the dark ink sticks, at least one layer of interference netting is printed on the reverse side of the printed matter with respect to the position of the front side of the characters or numbers. The advantage is that the method is simple, the anti-interference effect is good, and the anti-counterfeiting function is strong. Good performance. Sovereignty Item 1. A method of preventing leakage and printing, with characters or figures printed on the front side of the printed matter, the surface of which is covered with at least one layer of silver paste, and printed with dark colors on the reverse side of the printed matter with respect to the front surface of the words or numbers. The ink stick is characterized in that at least one layer of disturbing texture is first printed on the reverse side of the printed matter with respect to the front side of the character or number before printing the dark ink stick.

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