Colorless and transparent polyimidesilicone resin having thermosetting functional groups
US7041766B2 · kind B2 · utility
18Cited by
8References
7Claims
0Family size
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Key dates
| Filing date | Oct 9, 2003 |
| Grant date | May 9, 2006 |
| Priority date | — |
| Expiry date | Oct 9, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A colorless and transparent thermosetting polyimidesilicone resin comprising structural units of the following general formula (1) and structural units of the general formula (4), said resin being soluble in an organic solvent wherein X is a tetravalent organic group having 4 or more carbon atoms, none of the carbon atoms of X being bound to a plurality of carbonyl groups, Y is a diamine residue and Z is a diaminosiloxane residue.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.