Gas-generating agent composition and gas generator employing the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C06B-031/00
C06B-031/28
출원번호
US-0398215
(2001-10-05)
우선권정보
JP-0284371 (2001-09-19); JP-0308685 (2000-10-10)
국제출원번호
PCT//JP01/08780
(2003-04-09)
§371/§102 date
20030409
(20030409)
국제공개번호
WO02//30850
(2002-04-18)
발명자
/ 주소
Sato, Eishi
Kubo, Dairi
Ikeda, Kenjiro
출원인 / 주소
Nippon Kayaku Kabushiki-Kaisha
대리인 / 주소
Oblon, Spivak, McClelland, Maier &
인용정보
피인용 횟수 :
1인용 특허 :
7
초록▼
The present invention provides a gas generant composition comprising a nitrogen-containing organic compound, an oxidizing agent and an additive, wherein a calorific value per mol of gas generated by the combustion of the gas generant is not more than 125 KJ. Also, the present invention provides a ga
The present invention provides a gas generant composition comprising a nitrogen-containing organic compound, an oxidizing agent and an additive, wherein a calorific value per mol of gas generated by the combustion of the gas generant is not more than 125 KJ. Also, the present invention provides a gas generator using the said gas generant composition of the present invention.In the gas generant composition that burns at a suitable combustion speed for the gas generator, a calorific value per mol of gas generated by the combustion of the gas generant is suppressed to a specific value as noted above, whereby reduction in size and weight of the gas generator is achieved.
대표청구항▼
1. A gas generant composition comprising a nitrogen-containing organic compound, an oxidizing agent and an additive, wherein a calorific value per mol of gas generated by combustion of the gas generant is not more than 125 KJ, andwherein the nitrogen-containing organic compound is selected from tetr
1. A gas generant composition comprising a nitrogen-containing organic compound, an oxidizing agent and an additive, wherein a calorific value per mol of gas generated by combustion of the gas generant is not more than 125 KJ, andwherein the nitrogen-containing organic compound is selected from tetrazoles, guanidine, derivatives of guanidine, salts thereof, or mixtures thereof, and wherein the oxidizing agent is a mixed oxidizing agent comprising basic copper nitrate and at least one material selected from the group consisting of nitrate salt of alkaline earth metal and phased stabilized ammonium nitrate, and wherein the additive is selected from silicon nitride, silicon carbide, silicate, organic silicon compounds, binder compounds, lubricants, combustion adjusters, or mixtures thereof. 2. The gas generant composition according to claim 1, wherein the calorific value per mol of gas generated is not more than 115 KJ.3. The gas generant composition according to claim 1, wherein the number of moles of gas generated by the combustion of the gas generant composition is not less than 2.70 per 100 g of the composition.4. The gas generant composition according to claim 1, wherein a calorific value per gram of the gas generant composition is not more than 4,500 J.5. The gas generant composition according to claim 1, wherein the nitrogen-containing organic compound is a material selected from the group consisting of guanidine carbonate, guanidine nitrate, aminoguanidine nitrate, and mixtures thereof.6. The gas generant composition according to claim 1, wherein the mixed oxidizing agent comprises basic copper nitrate and at least strontium nitrate.7. The gas generant composition according to claim 1, wherein the additive is a silane compound present in the range of not less than 0.1 weight % to not more than 15 weight %.8. The gas generant composition according to claim 1, wherein the additive is a molding binder present in the range of not less than 0.1 weight % to not more than 15 weight %.9. The gas generant composition according to claim 1, which comprises guanidine nitrate in the range of not less than 40 weight % to not more than 60 weight %, strontium nitrate in the range of not less than 15 weight % to not more than 50 weight %, basic copper nitrate in the range of not less than 1 weight % to not more than 30 weight %, and the additive in the range of not less than 0.5 weight % to not more than 10 weight %.10. The gas generant composition according to claim 1, which comprises guanidine nitrate in the range of not less than 40 weight % to not more than 60 weight %, strontium nitrate in the range of not less than 15 weight % to not more than 50 weight %, basic copper nitrate in the range of not less than 1 weight % to not more than 30 weight %, phase stabilized ammonium nitrate in the range of not less than 1 weight % to not more than 30 weight %, and the additive in the range of not less than 0.5 weight % to not more than 10 weight %.11. A gas generator device containing a gas generant, wherein the as generant comprises the gas generant composition according to claim 1.12. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 2.13. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 3.14. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 4.15. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 5.16. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 6.17. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 7.18. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 8.19. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 9.20. A gas generator device containing a gas generant, wherein the gas generant comprises the gas generant composition according to claim 10.21. The gas generant composition according to claim 1, wherein the nitrogen-containing organic compound is a material selected from the group consisting of guanidine carbonate, guanidine nitrate, aminoguanidine nitrate, and mixtures thereof, andwherein the mixed oxidizing agent comprises basic copper nitrate and at least strontium nitrate. 22. The gas generant composition according to claim 1, wherein the additive is selected from the group consisting of acid clay, graphite and mixtures thereof.23. The gas generant composition according to claim 5, wherein the additive is selected from the group consisting of acid clay, graphite and mixtures thereof.24. The gas generant composition according to claim 1, wherein the nitrogen-containing organic compound has a 50% average particle diameter in the range of 5 μm to 80 μm.25. The gas generant composition according to claim 1, wherein the mixed oxidizing agent comprises basic copper nitrate, nitrate salt of alkaline earth metal and phased stabilized ammonium nitrate.
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이 특허에 인용된 특허 (7)
Ito Yuji,JPX ; Sato Eishi,JPX ; Tanaka Akihiko,JPX ; Iwasaki Makoto,JPX ; Ikeda Kenjiro,JPX ; Oishi Eri,JPX ; Minoguchi Ryo,JPX ; Yoshikawa Eiichiro,JPX ; Kuroiwa Akihiko,JPX, Airbag explosive composition and process for producing said composition.
Barnes Michael W. (Brigham City UT) Taylor Robert D. (Hyrum UT), Gas generant compositions containing amine nitrates plus basic copper (II) nitrate and/or cobalt(III) triammine trinitra.
Holland Gary F. (Snohomish WA) Poole Donald R. (South Colby WA) Wolf Nicholas A. (Renton WA) Wilson Michael A. (Bothell WA), Thermally stable gas generating composition.
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