US2921006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization with high energy electrons
Assignee: General Electric Co
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Filing: 1952-06-03
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Granted: 1960-01-12
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Expires: 1972-06-03
Abstract
No abstract record available.
Inventors
- 👤 John V Schmitz
- 👤 Elliott J Lawton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:57
CPC Classifications
H; H01; H01J; H01J33/00; B; B29; B29B; B29B13/00; B29B13/08; B29C; B29C35/00; B29C35/02; B29C35/08; C; C08; C08F; C08F2/00; C08F2/46; C08F283/00; C08F283/01; G; G21; G21K; G21K5/00; G21K5/10; B29C35/0866; B29C2035/0877; B29K; B29K2055/00; B29K2067/00; B29K2067/06; B29K2105/00; B29K2105/0002; B29K2105/0085; Y; Y10; Y10S; Y10S8/00; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE PROCESS WHICH COMPRISES IRRADIATING WITH HIGH ENERGY ELECTRONS DERIVED FROM A HIGH VOLTAGE ACCELERATING APPARATUS AT A DOSE ACCUMULATION RATE RANGING FROM ABOUT 0.001X10**6 TO 1X10**6 REP''S PER SECOND TO A TOTAL DOSE OF FROM 2.5 TO 7.5X10**6 REP''S A MIXTURE OF INGREDIENTS COMPRISING, BY WEIGHT, (1) FROM 25 TO 70% OF AN UNSATURATED ALKYL RESIN OBTAINED BY THE REACTION OF A POLYHYDRIC ALCOHOL AND AN ALPHA UNSATURATED ALPHA, BETA DICARBOXYLIC ACID AND (2) FROM ABOUT 30 TO 75% OF AN OLEFINIC MATERIAL SELECTED FROM THE CLASS CONSISTING OF STYRENE, BUTYL ACRYLATE, DIALLYL PHATHALATE, AND MIXTURES OF SAID OLEFINIC MATERIALS, THE ENERGY OF ELECTRONS RANGINING FROM ABOUT 200,000 ELECTRON VOLTS TO 20,000,000 ELECTRON VOLTS AND THE SAID IRRADIATION BEING CONTINUED UNTIL A SOLID POLYMER IS OBTAINED.
Claim 2
Dependent Claim
127 words
THE PROCESS WHICH COMPRISES IRRADIATING WITH HIGH ENERGY ELECTRONS DERIVED FROM A HIGH VOLTAGE ACCELERATING APPARATUS AT A DOSE ACCUMULATION RATE RANGING FROM ABOUT 0.001X10**6 TO 1X10**6 REP''S PER SECOND TO A TOTAL DOSE OF FROM 2.5 TO 7.5X10**6 REP''S A MIXTURE OF INGREDIENTS COMPRISING, BY WEIGHT, (1) FROM 25 TO 70% OF AN UNSATURATED ALKYL RESIN OBTAINED BY THE REACTION OF A POLYHYDRIC ALCOHOL AND AN ALPHA UNSATURATED ALPHA, BETA DICARBOXYLIC ACID AND (2) FROM ABOUT 30 TO 75% OF AN OLEFINIC MATERIAL SELECTED FROM THE CLASS CONSISTING OF STYRENE, BUTYL ACRYLATE, DIALLYL PHATHALATE, AND MIXTURES OF SAID OLEFINIC MATERIALS, THE ENERGY OF ELECTRONS RANGINING FROM ABOUT 200,000 ELECTRON VOLTS TO 20,000,000 ELECTRON VOLTS AND THE SAID IRRADIATION BEING CONTINUED UNTIL A SOLID POLYMER IS OBTAINED.
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) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |