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US3274089A
Expired / Lapsed
US
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Surface treatment of polymeric shaped structures
Assignee: EIDP Inc
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Filing: 1963-10-21
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Granted: 1966-09-20
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Expires: 1983-10-21
Abstract
No abstract record available.
Inventors
- 👤 Leon E Wolinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:33
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08J7/123; B; B29; B29C; B29C59/00; B29C59/10; B29C59/12; C08J7/16; C08J7/18; B29C35/00; B29C35/02; B29C35/08; B29C35/0805; B29C2035/0844; B29C2035/085; B29C35/0866; B29C2035/0872; B29C2035/0877; B29C2035/0883; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2105/00; B29K2105/0085; B29K2995/00; B29K2995/0037; B29K2995/0046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A PROCESS FOR MODIFYING AND IMPROVING THE SURFACE CHARACTERISTICS OF POLYMERIC SHAPED STRUCTURES WHICH COMPRISES SUBJECTING THE SURFACE OF A POLYMERIC SHAPED STRUCTURE TO THE ACTION OF AN ELECTRICAL DISCHARGE MAINTAINED AT A VOLTAGE IN EXCESS OF 2000 VOLTS AND HAVING AN ENERGY LEVEL BELOW 15 ELECTRON VOLTS, IN A GASEOUS ATMOSPHERE AT SUBSTANTIALLY ATMOSPHERIC PRESSURE CONSISTING ESSENTIALLY OF THE VAPOR OF AN ORGANIC AGENT HAVING A VAPOR PRESSURE OF AT LEAST ONE MILLIMETER OF MERCURY AT 60*C., IN A GASEOUS CARRIER MEDIUM WHICH WILL SUSTAIN THE ELECTRICAL DISCHARGE, SAID ORGANIC AGENT CONSISTUTING LESS THAN ABOUT 5% BY VOLUME OF SAID ATMOSPHERE AND SELECTED FROM THE GROUP CONSISTING OF POLYMERIZABLE ORGANIC COMPOUNDS, NONPOLYMERIZABLE ORGANIC COMPOUNDS HAVING REPLACEABLE HYDROGEN ATOMS, AND PERHALOHYDROCARBONS HAVING A BOND DISASSOCIATION ENERGY FOR THE CARBON HALOGEN BOND BELOW 100 KILOCALORIES.
Claim 2
Dependent Claim
134 words
A PROCESS FOR MODIFYING AND IMPROVING THE SURFACE CHARACTERISTICS OF POLYMERIC SHAPED STRUCTURES WHICH COMPRISES SUBJECTING THE SURFACE OF A POLYMERIC SHAPED STRUCTURE TO THE ACTION OF AN ELECTRICAL DISCHARGE MAINTAINED AT A VOLTAGE IN EXCESS OF 2000 VOLTS AND HAVING AN ENERGY LEVEL BELOW 15 ELECTRON VOLTS, IN A GASEOUS ATMOSPHERE AT SUBSTANTIALLY ATMOSPHERIC PRESSURE CONSISTING ESSENTIALLY OF THE VAPOR OF AN ORGANIC AGENT HAVING A VAPOR PRESSURE OF AT LEAST ONE MILLIMETER OF MERCURY AT 60*C., IN A GASEOUS CARRIER MEDIUM WHICH WILL SUSTAIN THE ELECTRICAL DISCHARGE, SAID ORGANIC AGENT CONSISTUTING LESS THAN ABOUT 5% BY VOLUME OF SAID ATMOSPHERE AND SELECTED FROM THE GROUP CONSISTING OF POLYMERIZABLE ORGANIC COMPOUNDS, NONPOLYMERIZABLE ORGANIC COMPOUNDS HAVING REPLACEABLE HYDROGEN ATOMS, AND PERHALOHYDROCARBONS HAVING A BOND DISASSOCIATION ENERGY FOR THE CARBON HALOGEN BOND BELOW 100 KILOCALORIES.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |