Difunctional weather-resistant stabilizer and polymer composition containing the same
US9156964B1 · kind B1 · utility
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4References
17Claims
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Key dates
| Filing date | Apr 30, 2014 |
| Grant date | Oct 13, 2015 |
| Priority date | — |
| Expiry date | Apr 30, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C281/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A difunctional weather-resistant stabilizer having one terminal semicarbazide functional moiety and one terminal hindered phenol functional moiety is disclosed. The difunctional weather-resistant stabilizer is represented by:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.