Suspending agents obtained by micellar polymerization
US11649390B2 · kind B2 · utility
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2References
15Claims
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Key dates
| Filing date | Jun 3, 2016 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Jul 27, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2555/80
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to the use of sequential copolymers (P), comprising at least one chain (C) capable of being obtained by micellar polymerization, for keeping solid particles (p) in suspension in a fluid (F) where said chain (C) is soluble.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.