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    • 9. 发明授权
    • Pressure-sensitive adhesive tape
    • 压敏胶带
    • US06254954B1
    • 2001-07-03
    • US09367958
    • 1999-08-26
    • Greggory S. BennettClayton A. GeorgeGuido HitschmannAlain H. Lamon
    • Greggory S. BennettClayton A. GeorgeGuido HitschmannAlain H. Lamon
    • B32B2704
    • C09J167/00C08L63/00C08L71/00C08L2666/22C09J7/10C09J7/38C09J2463/00C09J2467/00Y10T428/1476Y10T428/2809Y10T428/287
    • The invention relates to a pressure-sensitive adhesive tape with improved room temperature handleability comprising an adhesive layer with at least one exposed surface and optionally a backing, wherein the pressure-sensitive adhesive layer comprises an epoxy/polyester based pressure sensitive adhesive which is crosslinkable upon exposure to actinic or e-beam irradiation and optionally heat, and comprises (i) 30-80% by weight of a polyester component comprising one or more amorphous polyesters compounds, (ii) 20-70% by weight of an epoxy component comprising one or more epoxy resins and/or monomers, (iii) 0-50% by weight of a hydroxyl-functional component containing one or more hydroxyl-containing compounds having a hydroxyl functionality of at least 1, and (iv) an effective amount of a photoinitiator component for crosslinking the pressure-sensitive adhesive, whereby the weight percentages refer to the total mass of components (i)-(iv) and add up to 100 wt. %, and which exhibits a holding power of at least 5 min.
    • 本发明涉及具有改进的室温操作性的压敏粘合带,其包括具有至少一个暴露表面和任选的背衬的粘合剂层,其中该压敏粘合剂层包含可环氧树脂/聚酯基压敏粘合剂 暴露于光化或电子束照射和任选地加热,并且包含(i)30-80重量%的包含一种或多种无定形聚酯化合物的聚酯组分,(ii)20-70重量%的包含一个 或更多的环氧树脂和/或单体,(iii)0-50重量%的含有一个或多个羟基官能度至少为1的含羟基化合物的羟基官能组分,和(iv)有效量的 用于使压敏粘合剂交联的光引发剂组分,其中重量百分数是指组分(i) - (iv)的总质量,并加起来至100重量份。 %,表现出至少5分钟的保持力。