US2033966A - Pyrotechnic composition - Google Patents
Pyrotechnic composition Download PDFInfo
- Publication number
- US2033966A US2033966A US689600A US68960033A US2033966A US 2033966 A US2033966 A US 2033966A US 689600 A US689600 A US 689600A US 68960033 A US68960033 A US 68960033A US 2033966 A US2033966 A US 2033966A
- Authority
- US
- United States
- Prior art keywords
- alloy
- pyrotechnic composition
- pyrotechnic
- magnesium
- aluminum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000000203 mixture Substances 0.000 title description 7
- 229910045601 alloy Inorganic materials 0.000 description 8
- 239000000956 alloy Substances 0.000 description 8
- 239000007800 oxidant agent Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 2
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Chemical compound [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- OWXLRKWPEIAGAT-UHFFFAOYSA-N [Mg].[Cu] Chemical compound [Mg].[Cu] OWXLRKWPEIAGAT-UHFFFAOYSA-N 0.000 description 1
- PGTXKIZLOWULDJ-UHFFFAOYSA-N [Mg].[Zn] Chemical compound [Mg].[Zn] PGTXKIZLOWULDJ-UHFFFAOYSA-N 0.000 description 1
- QBOMBCGAEZXOSM-UHFFFAOYSA-N [Si].[Zn].[Cu] Chemical compound [Si].[Zn].[Cu] QBOMBCGAEZXOSM-UHFFFAOYSA-N 0.000 description 1
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B33/00—Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide
- C06B33/04—Compositions containing particulate metal, alloy, boron, silicon, selenium or tellurium with at least one oxygen supplying material which is either a metal oxide or a salt, organic or inorganic, capable of yielding a metal oxide the material being an inorganic nitrogen-oxygen salt
Definitions
- ingredients when the proportions are at the 9 functlon as fuels or redmmg agents one greatest extremes, the ingredients will be more 10 10 dlsa'dfantage at.tendant upon use in stable when first formed into an alloy than they tePhmc P is that they are assmmed will be it introduced separately into the comwith oxidizing agents in whose presence they position are readily oxidized during storage. They are also readily oxidized in the presence of salt g g mggfi f ggf giflfigfigfi f, 15 ture.
- a pyrotechnic composition comprising a F tion' oxidizing agent and particles of an alloy of two 1 have d that if the Ina-8119511111.! reducing agents one of which is silicon and the aluminum is embodied in an alloy before being other of which is of the group magnesium-alumireduced to small particles or powdered form they mum ay be included in fl-pyrotechnic composition 2.
- a pyrotechnic composition comprising an without becoming subject to oxidation and they oxidizing agent and partic1 of an alloy of t 30 will retain all their desirable properties and charreducing agents one of which 13 Zinc and t acteristics.
- a pyrotechnic composition comprising an' form and exposed to the weather for a period of oxidizing agent and particles of an alloy of magthree months without becoming oxidized or denesium and copper. teriorated. When placed in pyrotechnic compo- 4.
- a pyrotechnic composition comprising an sitions it was found to be stable and fulfilled all oxidizing agent and particles of an alloy of two requirements in functioning.
- v reducing agents one of which is of the group The following formula. is representative and copper-silicon-zinc and the other of which is of 40 40 suits the required conditions of candlepower and the group magnesium-aluminum.
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
Description
Patented Mar. 17, 1936 I v UNITED STATES PATENT OFFICE No Drawing. Application September 15, 1933, Serial No. 659,600
4 Claims. (on. 52-24) (Granted 'under the act of March 3, 1883, as
amended April 30, 1928; 370 O. G. 757) The invention described hereinmay be manu- Per cent factured and used by or for the Government for Magnesium-aluminum alloy of equal parts 52 '7 overnmental purposes, without the payment to Barium nitrate.. 4 me t any royalty thereon. Castor oil 1 5 5 ninventlon relates to pyrotechnic The proportions of the ingredients entering into the formation of the alloy may be varied to .pymtgghmc composmons magPeslm and suit the'convenience of cost and availability of ammmum. are employed separg'tely or together supply. "Even when the proportions are at the 9 functlon as fuels or redmmg agents one greatest extremes, the ingredients will be more 10 10 dlsa'dfantage at.tendant upon use in stable when first formed into an alloy than they tePhmc P is that they are assmmed will be it introduced separately into the comwith oxidizing agents in whose presence they position are readily oxidized during storage. They are also readily oxidized in the presence of mots g g mggfi f ggf giflfigfigfi f, 15 ture.
r magnesium-zinc and aluminum-zinc.
The usual practice intended to obviate this dif- In compositions intended t0 give a green c0101. ficulty m cfmtmg the magnesium and employing an oxidizing agent having that aluminum with or waxy. Substance for color characteristic inburning, I have found that example, parafline. This protection is only partially efiective as the metals will be oxidized on magnesium-copper alloy Wm produce excellent 20 resultsastheco ru nburnin vesofia prolonged storage. In addition this practice is ppe m g green color. open to the objection that it incorporates an I claim: inert substance in the pyrotechnic composiv A pyrotechnic composition comprising a F tion' oxidizing agent and particles of an alloy of two 1 have d that if the Ina-8119511111.! reducing agents one of which is silicon and the aluminum is embodied in an alloy before being other of which is of the group magnesium-alumireduced to small particles or powdered form they mum ay be included in fl-pyrotechnic composition 2. A pyrotechnic composition comprising an without becoming subject to oxidation and they oxidizing agent and partic1 of an alloy of t 30 will retain all their desirable properties and charreducing agents one of which 13 Zinc and t acteristics. other of which is of the group magnesium-alumi- As an example an alloy of equal parts of magmun, nesium and aluminum was ground into powdered 3. A pyrotechnic composition comprising an' form and exposed to the weather for a period of oxidizing agent and particles of an alloy of magthree months without becoming oxidized or denesium and copper. teriorated. When placed in pyrotechnic compo- 4. A pyrotechnic composition comprising an sitions it was found to be stable and fulfilled all oxidizing agent and particles of an alloy of two requirements in functioning. v reducing agents one of which is of the group The following formula. is representative and copper-silicon-zinc and the other of which is of 40 40 suits the required conditions of candlepower and the group magnesium-aluminum.
time Of burning. SAMUEL WILEY.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US689600A US2033966A (en) | 1933-09-15 | 1933-09-15 | Pyrotechnic composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US689600A US2033966A (en) | 1933-09-15 | 1933-09-15 | Pyrotechnic composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US2033966A true US2033966A (en) | 1936-03-17 |
Family
ID=24769143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US689600A Expired - Lifetime US2033966A (en) | 1933-09-15 | 1933-09-15 | Pyrotechnic composition |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US2033966A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2446082A (en) * | 1941-09-15 | 1948-07-27 | Dixon Cecil Aubrey | Incendiary projectile |
| US2530489A (en) * | 1944-09-25 | 1950-11-21 | Kaiser Aluminium Chem Corp | Incendiary composition |
| US3463682A (en) * | 1967-02-13 | 1969-08-26 | Joseph T Hamrick | High temperature composite propellant system |
| US6086693A (en) * | 1999-02-02 | 2000-07-11 | Autoliv Asp, Inc. | Low particulate igniter composition for a gas generant |
-
1933
- 1933-09-15 US US689600A patent/US2033966A/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2446082A (en) * | 1941-09-15 | 1948-07-27 | Dixon Cecil Aubrey | Incendiary projectile |
| US2530489A (en) * | 1944-09-25 | 1950-11-21 | Kaiser Aluminium Chem Corp | Incendiary composition |
| US3463682A (en) * | 1967-02-13 | 1969-08-26 | Joseph T Hamrick | High temperature composite propellant system |
| US6086693A (en) * | 1999-02-02 | 2000-07-11 | Autoliv Asp, Inc. | Low particulate igniter composition for a gas generant |
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