Processes to produce short-cut microfibers
US9175440B2 · kind B2 · utility
30Cited by
452References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2014 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | Sep 18, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/18
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for producing a microfiber product stream, the process comprises: (A) contacting cut multicomponent fibers having a length of less than 25 millimeters with a treated aqueous stream in a fiber slurry zone to produce a cut multicomponent fiber slurry; (B) contacting the cut multicomponent fiber slurry with a heated aqueous
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.