Epoxy resin with enhanced viscosity stability and use thereof
US9840646B2 · kind B2 · utility
0Cited by
10References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2015 |
| Grant date | Dec 12, 2017 |
| Priority date | — |
| Expiry date | Oct 21, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J2463/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides low polyphenols (such as bisphenol A) tougheners for epoxy adhesives. The tougheners, and adhesives comprising the tougheners exhibit enhanced viscosity stability, e.g., compared to tougheners prepared from higher amounts of bisphenol A (and epoxy adhesives comprising them).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.