Title: Thermoprinting technique of mould polyolefin copy
Application Number: 88100431 Application Date: 1988.01.26
Publication Number: 1030948 Publication Date: 1989.02.08
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C23F1/02
Applicant(s) Name: State Xianfeng Machinery Factory Address:
Inventor(s) Name:
Attorney & Agent: CAO SHAOWEN
Abstract:
     The invention relates to pattern on mould surface and the processing technique. The duplicating sample, zinc etching, polyolefin film, sticky and elastic material and 501 or 502 printing ink are used to make copy. The steel mould is thermoprinted and etched by etchant. The pattern which is same with sampling sketch is obtained.
Time: 7