Method of producing absorbent paper toweling material
Abstract
Abstract A MULTI-PLY AND TWO-SIDES PAPER TOWELING IN WHICH ONE PLY IS MORE SEVERELY EMBOSSED THAN OTHER, THE PLIES BEING PREFERABLY ADHERSIVELY ATTACHED TO FACILITATE CUTTING, ASSEMBLING AND THE LIKE WITHOUT PLY SEPARATION. THE TOWELING HAS ONE RELATIVELY ROUGH AND ONE RELATIVELY SMOOTH OUTER SIDE. A FIRST TOWELING PLY HAVING THE SMOOTH OUTER SIDE IS EMBOSSED IN SUCESSIVE ROLLING PRESSURE NIPS AND ADHESIVE MAY BE APPLIED TO EMBOSSMENT PEAKS BETWEEN PRESSURE NIPS; THE SECOND TOWELING PLY HAVING THE MORE ROUGHENED OUTER SIDE IS PREFERABLY EMBOSSED AND SIMUL- TANEOUSLY ADHESIVELY UNITED WITH THE FIRST PLY IN THE SECOND OF THE EMBOSSING NIPS. THE LATTER OF THE EMBOSSING NIPS IS PREFERABLY, ALTHROUGH NOT NECESSARILY, A LOWER PRESSURE NIP THAN IS THE FIRST, USUALLY JUST SUFFICIENT TO SECURE ADHESION, SUCH NIP MAY BE FORMED BY THE COOPERATION OF A STEEL CONFIGURATED ROLL WITH A BACKING ROLL OF RESILIENT MATERIAL SUCH AS RUBBER OR A FINE BISTLE BRUSH.
Inventors
- 👤 H Donnelly
Bibliographic Details
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1976-01-02 | 1976-07-03 | 1977-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-02 | 1980-07-03 | 1981-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-02 | 1984-07-03 | 1985-01-02 | $7700.00 | Window Closed / Lapsed |