Aldehydes as a catalyst for an oxidative breaker
US10329478B2 · kind B2 · utility
33Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2014 |
| Grant date | Jun 25, 2019 |
| Priority date | — |
| Expiry date | Dec 18, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to systems and methods for using aldehydes as a catalyst for oxidative breakers. An embodiment of the present disclosure is a method comprising: providing a treatment fluid that comprises: an aqueous base fluid, a polymeric gelling agent, a breaker that comprises an oxidative salt, and a catalyst that comprises an aldehyde; allowing the breaker to interact with the polymeric gelling agent; and allowing the viscosity of the treatment fluid to reduce.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.