发明名称 |
CARBOXYL-CONTAINING RESIN, RESIN COMPOSITION FOR USE IN SOLDER RESIST, AND MANUFACTURING PROCESS FOR CARBOXYL-CONTAINING RESIN |
摘要 |
The objective of the present invention is to propose a carboxyl-containing resin which is less likely to gel and can form a solder mask layer with high electrical insulation reliability. The carboxyl-containing resin in accordance with the present invention has a structure resulting from addition of a carboxylic acid to at least one of epoxy groups of a biphenyl novolac epoxy resin. The carboxylic acid includes at least a polybasic acid. |
申请公布号 |
EP2781530(A1) |
申请公布日期 |
2014.09.24 |
申请号 |
EP20120849529 |
申请日期 |
2012.11.13 |
申请人 |
GOO CHEMICAL CO., LTD. |
发明人 |
HIGUCHI, MICHIYA;MARUSAWA, HISASHI;SUZUKI, FUMITO;SAKAI, YOSHIO |
分类号 |
C08G59/14;G03F7/004;G03F7/027;H05K3/28 |
主分类号 |
C08G59/14 |
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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