Granular absorbent article for pet animals
US6405678B2 · kind B2 · utility
16Cited by
11References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 25, 2001 |
| Grant date | Jun 18, 2002 |
| Priority date | — |
| Expiry date | Jun 25, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J20/26
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An absorbent material for house pet animals, includes pulp fibers containing a natural or synthetic polymer and formed in a granular shape; and a solution of an amphoteric polymer having an acidic pH. The solution is added to the pulp fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.