Resin system for composite downhole frac plug and bridge plug tools and related methods
US10927633B2 · kind B2 · utility
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1References
22Claims
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Assignee
Inventor
Key dates
| Filing date | May 18, 2018 |
| Grant date | Feb 23, 2021 |
| Priority date | — |
| Expiry date | Apr 27, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/134
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A new resin blend is disclosed, which may be referred to as a hybrid resin. The resin blend includes an effective amount of benzoxazine resin or benzoxazine derivative mixed with at least one of epoxy resin, phenolic resins and other thermosetting polymers at varying ratios.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.