Pressure-sensitive adhesive sheet for surface protection
US12077694B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Sep 27, 2019 |
| Grant date | Sep 3, 2024 |
| Priority date | — |
| Expiry date | Aug 28, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2483/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A surface-protective PSA sheet capable of reducing adherend damage and well maintaining appearance, etc is provided. The surface-protective PSA sheet capable of reducing adherend damage and well maintaining appearance, etc., comprises a surface layer, a resin substrate layer and a PSA layer, and has a multilayer structure with the resin substrate layer placed between the surface layer and the PSA layer, wherein the surface layer is a layer obtainable by curing a heat-curable composition comprising the following components:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.