Highly-drafted sinusoidal patterned nonwoven fabric and method of making
Abstract
Abstract AN ADHESIVELY-BONDED NONWOVEN FABRIC COMPRISING A WEB OF HIGHLY-DRAFTED INDIVIDUALLY PARALLELIZED FIBERS ARRANGED IN A SINUSODIAL PATTERN AND BONDED BY AN OPEN PATTERN OF FLEXIBLE ADHESIVE AND THE METHOD OF MAKING THE FABRIC ARE DISCLOSED. THE METHOD INCLUDES THE USE OF A RELEASE COATED CARRIER SHEET ON WHICH THE OPEN PATTERN OF ADHESIVE IS PRINTED PRIOR TO PLACING THE HIGHLY-DRAFTED WEB OF FIBERS IN A SINUSOIDAL PATTERN ON THE SURFACE OF THE ADHESIVE WHILE MAINTAINING THE FIBERS UNDER TENSION. THE FIBERS ARE EMBEDDED IN THE ADHESIVE ON THE CARRIER SHEET AND THE BONDED WEB IS STRIPPED FROM THE CARRIER SHEET. ALSO DISCLOSED IN THE METHOD AND PRODUCT RESULTING FROM LAMINATING TWO SUCH NONWOVEN FABRICS TOGETHER WITH THE FIBER WEBS FACING ONE ANOTHER AND WITH THE SINUSOIDAL PATTERN OF FIBERS IN THE OPPOSING WEB OUT OF PHASE WITH ONE ANOTHER.
Inventors
- 👤 Robert J Stumpf
- 👤 William L Mowers
Bibliographic Details
Claims Analysis
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |