Method for analysis of additives in polyolefins
US4576917A · kind A · utility
5Cited by
1References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 17, 1980 |
| Grant date | Mar 18, 1986 |
| Priority date | — |
| Expiry date | Sep 17, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/25375
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A process is provided for the analysis of additives in polyolefins involving dissolving the polyolefin in decalin and subsequently precipitating the polymer, isolating a portion of the extract and measuring the additives therein. Apparatus for use in the process are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.