| 发明名称 |
Improvements in laser marking of plastic articles |
| 摘要 |
<p>There is disclosed a method of laser-marking plastic articles (10) without unduly damaging the plastic. The method comprises coating the plastic (10) with a contrasting color layer (14), and intermediate the color layer (12) and the plastic (10), a protective layer (12) of a dried coverage (t) of at least 1.5gm<-><2>. <IMAGE></p> |
| 申请公布号 |
EP0443639(B2) |
申请公布日期 |
1998.01.07 |
| 申请号 |
EP19910200030 |
申请日期 |
1991.01.11 |
| 申请人 |
JOHNSON & JOHNSON CLINICAL DIAGNOSTICS, INC. |
发明人 |
KILDAL, MAURICE ALFRED;CHIPOURAS, ARTHUR PETER |
| 分类号 |
B23K26/00;B23K26/18;B41F17/00;B41M1/30;B41M5/24;(IPC1-7):B05D3/00;B44B7/00 |
主分类号 |
B23K26/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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