Latex composition
Abstract
Abstract A LATEX COMPOSITION INCLUDING AN AQUEOUS DISPERSION A CARBOXYLATED POLYMER CONTAINING A SMALL PROPORTION OF A CARBOXYLIC ACID, AND A SMALL PROPORTION OF AN AZIRIDINYL COMPOUND WHICH REACTS WITH CARBOXYL GROUPS OF THE POLYMER UPON CURING TO EFFECT POLYMER CROSS-LINKING AND THEREBY PROVIDE ENHANCED TENSILE STRENGTH, LOADING CAPACITY, AND INSOLUBILITY CHARACTERISTICS IN THE CURED PRODUCT. IT IS A SUITABLE TREATMENT FOR TEXTILE, NON-WOVENS, PAPERS AND OTHER RELATED PRODUCTS. THE AZIRIDINYL COMPOUND MAY BE AN AZIRIDINYL AZINE SUCH AS TRIETHYLENE MELAMINE, PROPORTIONED AT 1 PART PER 2 PARTS OF CARBOXYLIC ACID, SUCH AS FUMARIC ACID, UP TO A TRIETHYLENE MELAMINE CONTENT OF 1 PART PER 100 PARTS OF POLYMER. THE COMPOSITION MAY ADVANTAGEOUSLY CONTAIN A SUBSTANTIAL QUALITY OF FILTER MATERIAL, SUCH AS CLAY OR WHITING IN AN AMOUNT EQUIVALENT TO 100 TO 300 OR MORE PARTS PER 100 PARTS POLYMER FOR ENHANCED DIMENSIONAL STABILITY, STIFFNESS AND COATING THICKNESS.
Inventors
- 👤 F Teumac
- 👤 C Cline
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-20 | 1977-02-19 | 1977-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-20 | 1981-02-19 | 1981-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-20 | 1985-02-19 | 1985-08-21 | $7700.00 | Window Closed / Lapsed |