Reversible acrylate adhesive with excellent secondary bonding strength as well as preparation method, use method and application of reversible acrylate adhesive

The invention discloses a reversible acrylate adhesive with excellent secondary bonding strength as well as a preparation method, a use method and application of the reversible acrylate adhesive. The adhesive is a novel reversible acrylate adhesive formed by combining a good double-bond environment...

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Hauptverfasser: LIU FENG, FENG YINGMIN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a reversible acrylate adhesive with excellent secondary bonding strength as well as a preparation method, a use method and application of the reversible acrylate adhesive. The adhesive is a novel reversible acrylate adhesive formed by combining a good double-bond environment and a pressure-sensitive characteristic of an acrylic acid system with reversibility of an anthracene group, and the problem that the strength of an existing reversible adhesive is reduced after secondary bonding is solved through the steps of light curing, thermal depolymerization and light curing; and the shearing strength after secondary bonding is improved by 42% compared with that of primary bonding. In addition, the debonding rates of two times of debonding of the adhesive are 91% and 82% respectively, and the adhesive shows good debonding performance. Therefore, the reversible acrylate adhesive disclosed by the invention can be effectively applied to the field of electronics, and the problem that the mechani