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US3779822A Expired / Lapsed US ⏱️ 0.0 years remaining

Composite propellant containing organic amine perchlorates

Assignee: Aerojet Rocketdyne Inc
•
Filing: 1963-07-22
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Granted: 1973-12-18
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Expires: 1983-07-22
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Abstract

Abstract 1. A solid propellant composition comprising from about 5 percent to about 55 percent by weight of an organic cross-linked resin binder and from about 95 percent to about 45 percent by weight of an oxidizing composition comprising a compound having the general formula

Inventors

  • 👤 M Stammler
  • 👤 W Schmidt
  • 👤 R Bruenner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 00:52
CPC Classifications
C; C06; C06B; C06B43/00; Y; Y10; Y10S; Y10S149/00; Y10S149/119

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 43 words
A SOLID PROPELLANT COMPOSITION COMPRISING FROM ABOUT 5 PERCENT TO ABOUT 55 PERCENT BY WEIGHT OF AN ORGANIC CROSSLINKED RESIN BINDER AND FROM ABOUT 95 PERCENT TO ABOUT 45 PERCENT BY WEIGHT OF AN OXIDIZING COMPOSITION COMPRISING A COMPOUND HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim 43 words
A SOLID PROPELLANT COMPOSITION COMPRISING FROM ABOUT 5 PERCENT TO ABOUT 55 PERCENT BY WEIGHT OF AN ORGANIC CROSSLINKED RESIN BINDER AND FROM ABOUT 95 PERCENT TO ABOUT 45 PERCENT BY WEIGHT OF AN OXIDIZING COMPOSITION COMPRISING A COMPOUND HAVING THE GENERAL FORMULA
Claim 3
Dependent Claim 145 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of a cross-linked polyurethane resin binder which comprises the reaction product of the compound having at least two active hydrogen groups as determined by the Zerewitinoff method and capable of polymerizing with an isocyanate, and an organic compound having as its sole reactive groups at least two isocyanate groups; and from about 95 parts to about 45 parts by weight of an oxidizer composition comprising a compound having the general formula (R)m (NH4 m X)n wherein R is an organic radical having a valence equal to n; X is selected from the group consisting of perchlorate and nitrate; n is an integer of from 1 to 2; and m is an integer of frOm 1 to 3 when n equal 1, and m is equal to 1 when n equals 2.
Claim 4
Dependent Claim 145 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of a cross-linked polyurethane resin binder which comprises the reaction product of the compound having at least two active hydrogen groups as determined by the Zerewitinoff method and capable of polymerizing with an isocyanate, and an organic compound having as its sole reactive groups at least two isocyanate groups; and from about 95 parts to about 45 parts by weight of an oxidizer composition comprising a compound having the general formula (R)m (NH4 m X)n wherein R is an organic radical having a valence equal to n; X is selected from the group consisting of perchlorate and nitrate; n is an integer of from 1 to 2; and m is an integer of frOm 1 to 3 when n equal 1, and m is equal to 1 when n equals 2.
Claim 5
Dependent Claim 37 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of a cross-linked resin binder and from about 95 to about 45 parts by weight of an oxidizer composition comprising ethylene diamine diperchlorate.
Claim 6
Dependent Claim 37 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of a cross-linked resin binder and from about 95 to about 45 parts by weight of an oxidizer composition comprising ethylene diamine diperchlorate.
Claim 7
Dependent Claim 38 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of an organic cross-linked resin binder and from about 95 to about 45 parts by weight of an oxidizer composition comprising tetrazole amine nitrate.
Claim 8
Dependent Claim 38 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of an organic cross-linked resin binder and from about 95 to about 45 parts by weight of an oxidizer composition comprising tetrazole amine nitrate.
Claim 9
Dependent Claim 17 words
The solid propellant composition of claim 1 where n equals 2 and m is equal to 1.
Claim 10
Dependent Claim 17 words
The solid propellant composition of claim 2 where n equals 2 and m is equal to 1.
Claim 11
Dependent Claim 38 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of an organic cross-linked resin binder and from about 95 to about 45 parts by weight of an oxidizer composition comprising methyl amine perchlorate.
Claim 12
Dependent Claim 38 words
A solid propellant composition comprising from about 5 to about 55 parts by weight of an organic cross-linked resin binder and from about 95 to about 45 parts by weight of an oxidizer composition comprising methyl amine perchlorate.

References Cited (Backward Citations)

US3068129A Cited
US2978509A Cited
US3031838A Cited
US3024143A Cited
US3031839A Cited
US3066168A Cited
US3024144A Cited
US3027282A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-12-17 1977-06-18 1977-12-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-12-17 1981-06-18 1981-12-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-12-17 1985-06-18 1985-12-18 $7700.00 Window Closed / Lapsed

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