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US2682484A
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Coated fabric and method of making same
Assignee: EIDP Inc
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Filing: 1950-09-18
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Granted: 1954-06-29
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Expires: 1970-09-18
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:39
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/20; A61L15/22; A61L15/225; C; C09; C09J; C09J7/00; C09J7/20; C09J7/205; C09J7/21; Y; Y10; Y10T; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/172; Y10T442/176; Y10T442/30; Y10T442/3049; Y10T442/3057; Y10T442/3976
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
THE PROCESS OF COATING AN OPEN WEAVE FABRIC COMPRISING PREPARING A PLASTISOL COMPOSITION COMPRISING UNGETALINIZED POLYVINYL CHLORIDE DISPERSED IN A PLASTICIZER WHICH IS A NON-SOLVENT FOR THE POLYVINYL CHLORIDE AT ROOM TEMPERATURE, PRE PARING A SEPARATE COMPOSITION COMPRISING A SOLUTION OF A POLYVINYL ACETATE CONTAINING RESIN IN AN ORGANIC VOLATILE LIQUID WHICH IS A SOLVENT FOR THE POLYVINYL ACETATE CONTAINING RESIN AND A NONSOLVENT FOR THE POLYVINYL CHLORIDE RESIN, COMBINING AND THOROUGHLY MIXING SAID COMPOSITIONS, APPLYING THE POLYVINYL CHLORIDE-POLYVINYL ACETATE CONTAINING COMPOSITION TO AN UNCOATED OPEN WEAVE FABRIC BASE, HEATING TO EVAPORATE THE VOLATILE LIQUID, FURTHER HEATING TO GELATINIZE THE POLYVINYL CHLORIDE IN SITU AND COOLING TO ROOM TEMPERATURE.
Claim 2
Dependent Claim
28 words
THE PROCESS OF CLAIM 8 IN WHICH A PRESSURESENSITIVE RUBBER ADHESIVE IS APPLIED TO THE SIDE OPPOSITE THE POLYVINYL COMPOSITION AFTER THE FABRIC IS COOLED TO ROOM TEMPERATURE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |