Polymetalloxane, method for producing same, composition thereof, cured film and method for producing same, and members and electronic components provided with same
US11795064B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Nov 17, 2016 |
| Grant date | Oct 24, 2023 |
| Priority date | — |
| Expiry date | Apr 25, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C2218/33
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed is a polymetalloxane including a constituent unit represented by the following general formula (1), which stably exists in a transparent and uniform state in a solution and can form a homogeneous cured film: wherein R1 is an organic group and at least one of R1 is an (R33SiO—) group, R3 is optionally selected from specific groups, R2 is optionally selected from specific groups, when plural R1, R2, and R3 exist, they may be the same or different, M represents a specific metal atom, m is an integer indicating a valence of a metal atom M, and a is an integer of 1 to (m−2).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.