Epoxy patch having improved adhesion characteristics
US12098308B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Mar 14, 2022 |
| Grant date | Sep 24, 2024 |
| Priority date | — |
| Expiry date | Mar 25, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2463/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A device comprising an adhesive material and a fiberglass mesh located in direct planar contact with the adhesive material. The adhesive material is tacky in its green state and includes an epoxy, an epoxidized cashew nut shell oil, and at least about 20% by weight of a component containing a core shell polymer material to improve the adhesion capability to surfaces that are contaminated and/or exposed to high pressure spraying or chemical treatments, heat and humidity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.