Silicone materials
US11945965B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Feb 27, 2019 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Jun 12, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/26
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Silicone material obtained by a reaction between:—at least one organopolysiloxane (A) that has a molar mass of less than 70,000 g/mol, preferably less than 50,000 g/mol, and contains siloxyl units I.1 and I.2; and—at least one organic compound (B) carrying at least two carboxylic acid groups and having no unsaturation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.