发明授权
US07084209B2 Block copolymer hot-melt processable adhesives, methods of their preparation, and articles therefrom 有权
嵌段共聚物热熔可加工粘合剂,其制备方法及其制品

Block copolymer hot-melt processable adhesives, methods of their preparation, and articles therefrom
摘要:
Hot-melt processable adhesive, such as pressure-sensitive-adhesive (PSA) or heat-activatable adhesive, compositions of the present invention possess a broad formulation latitude and adequate cohesive strength after application for use in high performance applications. Hot-melt processable adhesives of the invention comprise at least one block copolymer comprising at least two A blocks and at least one B block. The A and B blocks are derived from monoethylenically unsaturated monomers, which monomers result in saturated polymer backbones without the need for subsequent hydrogenation upon their polymerization. Preferably, the block copolymer is a (meth)acrylate block copolymer.
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