Composition for forming film protecting against aqueous hydrogen peroxide solution
US10894887B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2018 |
| Grant date | Jan 19, 2021 |
| Priority date | — |
| Expiry date | Apr 10, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/168
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A composition for forming protective film against aqueous hydrogen peroxide solution, composition including resin; compound of following Formula (1a), (1b), or (1c): (wherein X is carbonyl group or methylene group; 1 and m are each independently integer of 0-5 to satisfy relation: 3≤1+m≤10; n is integer of 2-5; u and v are each independently integer of 0-4 to satisfy relation: 3≤u+v≤8; R1-R4 are each independently hydrogen atom, hydroxy group, C1-10 hydrocarbon group, or C6-20 aryl group; when R1-R4 are each the C1-10 hydrocarbon group; and j and k are each independently 0 or 1); crosslinking agent and catalyst; and solvent, wherein amount of compound of Formula (1a), (1b), or (1c) is at most 80% by mass relative to amount of resin, and amount of crosslinking agent is 5%-40% by mass relative to amount of resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.