Composite structures
US6872674B2 · kind B2 · utility
66Cited by
13References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2002 |
| Grant date | Mar 29, 2005 |
| Priority date | — |
| Expiry date | Mar 21, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/699
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention is a non-woven web or composite structure comprising (a) from about 50 to about 90 weight percent of a natural cellulose fiber; (b) from about 10 to about 50 weight percent of a binder fiber component; (c) from 0 to about 20 weight percent of a filler; and (d) from 0 to about 8 weight percent of a dye or pigment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.