US2676120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sizing of ethylene polymer structures
Assignee: EIDP Inc
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Filing: 1951-09-13
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Granted: 1954-04-20
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Expires: 1971-09-13
Abstract
No abstract record available.
Inventors
- 👤 Banigan Thomas Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:24
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/327; D06M15/333; C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/044; C08J7/046; C08J7/052; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06; C08J2431/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24405; Y10T428/25; Y10T428/254; Y10T428/27; Y10T428/273
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A METHOD FOR IMPROVING THE ANTI-STATIC AND SLIP CHARACTERISTICS OF STRUCTURES OF ETHYLENE POLYMER WHICH COMPRISES COATING THE SURFACES OF SAID STRUCTURES WITH A DILUTE AQUEOUS DISPERSION CONTAINING FROM 0.10% TO 2% BY WEIGHT, BASED ON THE WEIGHT OF WATER, OF DISPERSED PARTICULATE POLYVINYL ACETATE HAVING A PARTICLE SIZE OF FROM 3-12 MICRONS, FROM 0.15% TO 0.50% OF AN ALKALI METAL ALKYL SULFATE CONTAINING AT LEAST 8 CARBON ATOMS IN THE ALKYL GROUP, AND FROM 0.05% TO 0.3% OF ZINC CHLORIDE, AT A TEMPERATURE OF FROM 60-70* C., AND THEREAFTER DRYING SAID COATED STRUCTURES.
References 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) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |