Process for preparing a polymerization inhibitor solution
US10421905B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Feb 22, 2016 |
| Grant date | Sep 24, 2019 |
| Priority date | — |
| Expiry date | Mar 16, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K15/26
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to a process for preparing concentrated solutions of polymerization inhibitor, that can be used for the production, purification and storage of monomer compositions. This process comprises a step in which at least one polymerization inhibitor in the molten state is mixed with a solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.