US4085123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1,3-Diazido-2-nitrazapropane
Assignee: Boeing North American Inc
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Filing: 1976-10-21
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Granted: 1978-04-18
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Expires: 1996-10-21
Abstract
Abstract 1,3-Diazido-2-nitrazapropane, is disclosed as an energetic plasticizer, together with a method for producing same.
Inventors
- 👤 Joseph E. Flanagan
- 👤 Milton B. Frankel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:43
CPC Classifications
C; C07; C07C; C07C247/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
7 words
An energetic plasticizer having the composition ##STR6##
Claim 2
Dependent Claim
7 words
An energetic plasticizer having the composition ##STR6##
Claim 3
Dependent Claim
40 words
The method of producing the energetic plasticizer of claim 1 consisting of the steps of: reacting 1,3-dichloro-2-nitrazapropane with an aqueous solution of sodium azide, extracting said solution with methylene chloride, and separating the 1,3-diazido-2-nitrazapropane from the extracted solution by distillation.
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) | 1981-04-17 | 1981-10-17 | 1982-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-04-17 | 1985-10-17 | 1986-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-04-17 | 1989-10-17 | 1990-04-18 | $7700.00 | Window Closed / Lapsed |