Surface protective sheet

The present invention relates to a surface protective sheet having a pressure-sensitive adhesive layer on at least one side of a substrate; wherein, the pressure-sensitive adhesive contains 100 parts by weight of a styrene-isobutylene block copolymer, and 0 to 300 parts by weight of a softening agen...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ICHIMURA SYUJI,ENDO MIKIHIRO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to a surface protective sheet having a pressure-sensitive adhesive layer on at least one side of a substrate; wherein, the pressure-sensitive adhesive contains 100 parts by weight of a styrene-isobutylene block copolymer, and 0 to 300 parts by weight of a softening agent and 0 to less than 20 parts by weight of a tackifying resin, both based on 100 parts by weight of the styrene-isobutylene block copolymer.