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US 8,574,395 B2Granted
Protection sheet for coating film
AssigneesLintec Corporation, Honda Motor Co., Ltd.
InventorsAtsuhiro Tanaka, Fumio Hayakawa, Naoki Kubota, Katsuhiko Ikeda
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Abstract
Provided is a protective sheet for a coating layer comprising a substrate sheet and provided thereon a pressure-sensitive adhesive layer, which can be applied as well to a coated surface insufficiently cured immediately after dried, and the pressure-sensitive adhesive layer described above comprises an addition reaction type silicone-based pressure-sensitive adhesive.
Claims5
A method comprising:
- applying a protective sheet to a urethane-based coating layer provided on a resinous bumper of an automobile:
- wherein:
- the protective sheet comprises:
- a substrate sheet;
- and
- a pressure-sensitive adhesive layer on the substrate;
- and
- the pressure-sensitive adhesive layer consists essentially of a silicone-based pressure-sensitive adhesive that is curable by an addition reaction, and that is free of functional groups having reactivity with isocyanate groups.
5 more elements
Dependencies are inferred from the claim text.