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Surface Protective Sheet

  • US 20080286571A1
  • Filed: 01/16/2006
  • Published: 11/20/2008
  • Est. Priority Date: 01/14/2005
  • Status: Abandoned Application
First Claim
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1. A surface protective sheet having a pressure-sensitive adhesive layer on at least one side of a substrate;

  • wherein, the pressure-sensitive adhesive comprises 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.

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