发明名称 |
Photopolymerizable compositions |
摘要 |
A photopolymerizable composition composed principally of an acrylic linear copolymer, an ethylenically-unsaturated compound and a photoinitiator and adapted to fabricate printed circuit boards. The ethylenically-unsaturated compound contains a specific acrylic ester. The photopolymerizable composition can be developed with an aqueous mild alkaline solution.
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申请公布号 |
US5344747(A) |
申请公布日期 |
1994.09.06 |
申请号 |
US19920871142 |
申请日期 |
1992.04.20 |
申请人 |
TOKYO OHKA KOGYO CO., LTD. |
发明人 |
OHTAWA, SHIGERU;ONODERA, JUNICHI;HARADA, KOUJI |
分类号 |
G03F7/027;H05K3/00;H05K3/28;(IPC1-7):G03F7/32 |
主分类号 |
G03F7/027 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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