Methods for making unmodified polyvinyl alcohol fibers
US6197238A · kind A · utility
27Cited by
22References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2000 |
| Grant date | Mar 6, 2001 |
| Priority date | — |
| Expiry date | Jan 31, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31504
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
This invention relates, in general, to thermoplastic film and fiber structures and methods of making the same. More specifically, this invention relates to substantially water-free films and fibers comprising unmodified polyvinyl alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.