Rotary processor
US7585104B2 · kind B2 · utility
2Cited by
18References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 12, 2005 |
| Grant date | Sep 8, 2009 |
| Priority date | — |
| Expiry date | Jul 25, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2219/182
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention provides an apparatus for increasing the intrinsic viscosity of a polymer. The apparatus includes a rotary kiln with internal walls for delaying progress of the polymer to the exit of the kiln to be subject to sufficient processing to obtain desirable intrinsic viscosity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.