Yarn sizes sizing treatments and resulting sized yarns
Abstract
Abstract TEXTILE SIZE COMPOSITION WHICH ARE DISPERSIBLE IN WATER AND COMPRISE AN ALKALI METAL AND/OR AMMONIUM SALT OF A STYRENE-MALEIC ANHYDRIDE COPOLYMER, COPOLYMERIZED IN THE PRESENCE OF A DIESTER OF AN OLEFINICALLY UNSATURATED DICARBOXYLIC ACID OR ANHYDRIDE AND A MONOHYDRIC ALCOHOL AND/OR A POLYESTER OF SUCH AN ACID OR ANHYDRIDE AND A POLYHYDRIC ALCOHOL. ALSO, TEXTILE SIZE COMPOSITIONS WHICH ARE DISPERSIBLE IN WATER AND COMPRISE A MIXED SALT OF A STYRENE-MALEIC ANHYDIRDE COPOLYMER, WHEREIN 20 TO 80 WEIGHT PERCENT OF THE CATIONS OF SAID SALT ARE AMMONIUM CATIONS AND 20 TO 80 WEIGHT PERCENT OF THE CATIONS OF SAID SALTS ARE ALKALI METAL CATIONS. METHODS FOR SIZING YARNS AND YARN SIZED WITH THE ABOVE-MENTIONED COMPOSITIONS.
Inventors
- 👤 James C Pangle Jr
- 👤 Alton D Hicks
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-27 | 1975-06-28 | 1975-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-27 | 1979-06-28 | 1979-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-27 | 1983-06-28 | 1983-12-28 | $7700.00 | Window Closed / Lapsed |