Adhesive film, method for forming an adhesive film, and urethane polymer
US10934463B2 · kind B2 · utility
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10Claims
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Assignee
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Key dates
| Filing date | Mar 29, 2019 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | Mar 29, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2483/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides an adhesive film including a resin having a silsesquioxane in a side chain and a urethane bond in a main chain, together with a method for forming the same. The inventive adhesive film has excellent stretchability and strength, with the film surface having higher adhesion and thinner film thickness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.