Phosphinated (2,6-dimethylphenyl ether) oligomer, preparation method thereof and cured product
US11787904B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Dec 4, 2020 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Dec 26, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L71/126
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A phosphinated (2,6-dimethylphenyl ether) oligomer, preparation method thereof and cured product. The phosphinated (2,6-dimethylphenyl ether) oligomer includes a structure represented by Formula (1): wherein X is a single bond, —CH2—, —O—, —C(CH3)2— or R′0, R0, R1, R2 and R3 are independently hydrogen, C1-C6 alkyl or phenyl; n and m are independently an integer from 0 to 300; p and q are independently an integer from 1 to 4; Y is hydrogen, U and V are independently an aliphatic structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.