Long chain N-alkyl-alpha-alkyl nitrones and polyolefin compositions stabilized therewith
US4898901A · kind A · utility
25Cited by
5References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 1989 |
| Grant date | Feb 6, 1990 |
| Priority date | — |
| Expiry date | Mar 23, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K15/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Long chain N-alkyl-alpha-alkyl nitrones represent particularly valuable process stabilizers for polyolefin compositions. The nitrone derived from the long chain alkyl mixture present in di(hydrogenated tallow)amine is especially useful for this purpose.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.