Process for the agglomeration of water-swellable polymers by means of sinter granulation
US5248709A · kind A · utility
25Cited by
1References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 3, 1990 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Aug 3, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to granular materials of water-swellable polymers having a content of water-swellable polymer and agglomeration auxiliary agent as main component, and optionally further additional non-agglomerating components, the invention further relates to the method for the manufacture of said material, to its use as absorbents, and to disposable articles comprising these granular materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.