SOLDER RESIST COMPOSITION COMPRISING ALKALI DEVELOPABLE MODIFIED ACRYLIC COPOLYMER
PURPOSE: A photosensitive solder resist composition is provided to obtain excellent development property, miscibility, and dispersibility and to have superior strength, flexibility, and heat resistance by including an alkali developable modified acrylic copolymer. CONSTITUTION: A photosensitive sold...
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Zusammenfassung: | PURPOSE: A photosensitive solder resist composition is provided to obtain excellent development property, miscibility, and dispersibility and to have superior strength, flexibility, and heat resistance by including an alkali developable modified acrylic copolymer. CONSTITUTION: A photosensitive solder resist composition includes an alkali developable modified acrylic copolymer, a photopolymerization initiator, a thermal curable epoxy resin, an amine-based thermal catalyst, reaction diluents, and filler. The alkali developable modified acrylic copolymer is manufactured through a reaction of a photo-curable alkali developable polyfunctional oligomer and the alkali developable modified acrylic copolymer. |
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