Polyareneazole/thermoplastic pulp and methods of making same
US7744724B2 · kind B2 · utility
1Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2006 |
| Grant date | Jun 29, 2010 |
| Priority date | — |
| Expiry date | Jan 2, 2028 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/35
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to thermoplastic and polyareneazole pulp for use as reinforcement material in products including for example fluid sealing materials, as a processing aid including its use as a thixotrope, and as a filter material. The pulp comprises (a) irregularly shaped, thermoplastic fiber fibrous structures, (b) irregularly shaped, polyareneazole fibrous structures and (c) water, whereby thermoplastic fiber fibrils and/or stalks are substantially entangled with polyareneazole fibrils and/or stalks. The invention further relates to processes for making such thermoplastic and polyareneazole pulp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.