Process for manufacturing a masterbatch for injection moulding or for extrusion
US7998381B2 · kind B2 · utility
1Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2008 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Dec 12, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2105/16
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method for preparing a feedstock for injection moulding or for extrusion, consisting of inorganic powders combined with an organic, particularly polymeric binder. This method is characterized in that the constituent particles of the inorganic powders are subjected to a granulation step, prior to their mixing with the polymeric binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.