Polyolefin compositions stabilized with long chain N,N-dialkylhydroxylamines
US4876300A · kind A · utility
50Cited by
13References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1987 |
| Grant date | Oct 24, 1989 |
| Priority date | — |
| Expiry date | Dec 30, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/32
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Long chain N,N-dialkylhydroxylamines represent particularly valuable process stabilizers for polyolefin compositions. The hydroxylamine derived from di(hydrogenated tallow)amine is particularly useful for this purpose. These long chain N,N-dialkylhydroxylamines are very resistant to extraction from polyolefin compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.