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感光树脂组合物、感光干膜、印刷线路板
InventionUnknown
10Claims · 3 independent
§ Ⅰ
Dossier Overview
Inventor
韩传龙; 陈涛; 汪喆; 李伟杰
Filing Date
Aug 3, 2026
Publication Date
Oct 20, 2026
IPC Classification
G03F 7/027 (2006.01)G03F 7/11 (2006.01)G03F 7/004 (2006.01)H05K 1/03 (2006.01)
本发明提供了一种感光树脂组合物、感光干膜、印刷线路板,涉及高分子技术领域。感光树脂组合物包括碱溶性树脂、光聚合单体和光引发剂;感光树脂组合物在波长为385nm的紫外光下的单位厚度吸光度为0.005~0.030;其中,单位厚度吸光度为厚度为1μm的感光树脂组合物形成的涂层的吸光度;碱溶性树脂由含羧基的不饱和单体和丙烯酸酯类单体共聚得到。应用本发明的技术方案能够有效解决现有感光树脂组合物难以在保证LDI曝光速度、解析、附着和耐电镀性能的同时,减少VCP图形电镀过程中电镀铜分层的问题。
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