Solution stable polyimide resin systems
US5189128A · kind A · utility
8Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 1991 |
| Grant date | Feb 23, 1993 |
| Priority date | — |
| Expiry date | Dec 9, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K1/0346
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The advanced polymaleimide reaction product and solutions thereof resulting from the reaction of polymaleimides with alkenylphenols or alkenyl phenol ethers in the presence of specified molar amounts of an amine catalyst at elevated temperatures, the desired degree of resin advancement being reflected in solution stability and melt viscosity values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.