WATER-DISPERSED PRESSURE-SENSITIVE ADHESIVE COMPOSITION AND PRESSURE-SENSITIVE ADHESIVE

Provided is a water-dispersed PSA composition capable of forming a PSA that combines adhesive strength and cohesive strength in a good balance. The present invention provides a water-dispersed PSA composition comprising an acrylic polymer (A) and an acrylic polymer (B). The acrylic polymer (B) has a...

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Bibliographische Detailangaben
Hauptverfasser: TOSAKI, Yutaka, NURUL JANNA BINTI ABDULLAH, KITAHARA, Tsunaki
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Provided is a water-dispersed PSA composition capable of forming a PSA that combines adhesive strength and cohesive strength in a good balance. The present invention provides a water-dispersed PSA composition comprising an acrylic polymer (A) and an acrylic polymer (B). The acrylic polymer (B) has a Tg of 0 ?C or higher and a Mw of higher than 0.3 ? 104, but not exceeding 5 ? 104. The acrylic polymer (A) has a Mw higher than the Mw of the acrylic polymer (B).