发明名称 |
Continuous process for indirect printing of polymeric films having texture |
摘要 |
Described is a method of indirect printing on a thermoplastic film having texture, wherein said method comprises: a) providing a heated thermoplastic melt; b) providing a tool having a molding portion that comprises a texture having a surface and a plurality of cavities in said surface, and that comprises a material having a surface energy sufficient to release ink; c) applying ink to said texture; d) substantially drying or curing said ink; e) contacting said thermoplastic melt with said molding portion having ink applied to it; f) forming a texture in said thermoplastic melt, wherein said texture comprises a plurality of protrusions and an area between said protrusions, that is the inverse of the texture of said molding surface; g) transferring said ink from said molding portion to said thermoplastic melt; h) quenching said thermoplastic melt to form a thermoplastic film; and i) removing said thermoplastic film from said molding portion.
|
申请公布号 |
US6676869(B2) |
申请公布日期 |
2004.01.13 |
申请号 |
US20010028617 |
申请日期 |
2001.12.21 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
BERG BRANDON T.;HOLLOBAUGH TONY B.;NGUYEN DAVID D.;KOEHLER BRUCE H.;NERAD BRUCE A. |
分类号 |
B41J2/01;B29C37/00;B29C43/22;B29C47/00;B29C59/02;B41M5/00;(IPC1-7):B29C43/24;B29C59/04;B32B31/00 |
主分类号 |
B41J2/01 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|