发明名称 |
Composite black and white substrate for color proofing films |
摘要 |
A composite film article which is a flexible, heat resistant, polymeric film material having a non-opaque, partially translucent white surface side, having a visible light opacity of from about 0.90 to about 0.99; and a non-opaque, black surface side having a visible light opacity of less than 1.0, a transmission density of less than about 2.0 and a thickness less than about 5.0 microns. The article may be used as a base for images such that the images have a reduced optical dot gain.
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申请公布号 |
US5360688(A) |
申请公布日期 |
1994.11.01 |
申请号 |
US19930156500 |
申请日期 |
1993.11.23 |
申请人 |
HOECHST CELANESE CORPORATION |
发明人 |
VON TREBRA, ROBERT J.;BELLVILLE, DENNIS J. |
分类号 |
G03F3/10;(IPC1-7):G03C11/12;G03F9/00 |
主分类号 |
G03F3/10 |
代理机构 |
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代理人 |
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地址 |
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