| 发明名称 |
Photoresist composition and printed circuit boards and packages made therewith |
| 摘要 |
A photocurable composition which is useful as a permanent resist in the manufacture of printed circuit boards and packages of such boards comprises a multifunctional epoxidized resin, a reactive diluent, a cationic photoinitiator and, optionally, an exposure indicator, a coating aid and a photosensitizer.
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| 申请公布号 |
US4882245(A) |
申请公布日期 |
1989.11.21 |
| 申请号 |
US19870062360 |
申请日期 |
1987.06.12 |
| 申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
GELORME, JEFFREY D.;COX, ROBERT J.;GUTIERREZ, SERGIO A. R. |
| 分类号 |
G03F7/038;H05K3/18;H05K3/28;(IPC1-7):G03C1/72;A01B9/00;H02B1/00 |
主分类号 |
G03F7/038 |
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