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특허 상세정보

Basic metal nitrate, process for producing the same and gas generating agent composition

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) C06B-045/00    C06B-045/04    C06B-045/10    C06B-025/00    C06B-025/34    D03D-023/00    D03D-043/00   
미국특허분류(USC) 149/019.7; 149/002; 149/017; 149/088; 149/092; 149/109.2
출원번호 US-0877632 (2010-09-08)
등록번호 US-8613821 (2013-12-24)
우선권정보 JP-11-271976 (1999-09-27); JP-11-287507 (1999-10-08); JP-2000-071680 (2000-03-15); JP-2000-071753 (2000-03-15); JP-2000-128077 (2000-04-27); JP-2000-281421 (2000-09-18); JP-2000-282972 (2000-09-19)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Birch, Stewart, Kolasch & Birch, LLP
인용정보 피인용 횟수 : 0  인용 특허 : 25
초록

Provided is a basic metal nitrate suitable as an oxidizing agent for a gas generating agent, which is a basic metal nitrate having a good thermal stability and meeting at least one requirement of the following (a) to (d): (a) a particle diameter of 0.5 to 40 μm; (b) a degree of crystallinity having 0.4 deg or less of a half band width of the peak in the X-ray analysis; (c) an initiation temperature of weight loss being 220° C. or higher according to TG-DTA analysis; and (d) an impurity content of 1,000 ppm or less based on Na atom. Further provided is a ...

대표
청구항

1. A molded single-perforated cylinder article having high thermal stability, wherein said molded article is a gas generating composition comprising: (a) 32 weight-% nitroguanidine as a fuel,(b) 60 weight-% basic copper nitrate as an oxidizing agent, and(c) 8 weight-% sodium carboxymethylcellulose as a binder. 2. A molded single-perforated cylinder article having high thermal stability, wherein said molded article is a gas generating composition comprising: (a) 44.2 weight-% nitroguanidine as a fuel,(b) 52.8 weight-% basic copper nitrate as an oxidizing ...

이 특허에 인용된 특허 (25)

  1. Lund Gary K. (Malad ID) Blau Reed J. (Richmond UT). Anhydrous 5-aminotetrazole gas generant compositions and methods of preparation. USP1996035500059.
  2. Zeuner Siegfried,DEX ; Hofmann Achim,DEX ; Schropp Roland,DEX ; Rodig Karl-Heinz,DEX. Azide-free gas-producing composition. USP2000106132537.
  3. Mendenhall Ivan V. ; Taylor Robert D. ; Barnes Michael W. ; Parkinson David W.. Burn rate-enhanced basic copper nitrate-containing gas generant compositions and methods. USP2000116143102.
  4. Heckmann Nobert,DEX. Car body surface treatment device. USP1998035725669.
  5. Poole Donald R. (Woodinville WA) Wilson Michael A. (Bothell WA). Composition and process for inflating a safety crash bag. USP1990034909549.
  6. Matsuda Naoki,JPX ; Hirata Norimasa,JPX ; Iyoshi Shuzo,JPX. Gas generant composition. USP1998075780767.
  7. 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. USP1997035608183.
  8. Mendenhall Ivan V.. Gas generants containing zeolites. USP1998115841065.
  9. Xingxi Zhou JP. Gas generating composition for air bag. USP2002106468369.
  10. Yamato, Yo; Osawa, Hideya. Gas generating composition for use in a pretensioner. USP2004016682616.
  11. Wu, Jianzhou. Gas generator composition and molding thereof. USP2003016505562.
  12. Yoshihiro Nakashima JP; Nobuyuki Ohji JP; Yasunori Iwai JP; Nobuyuki Katsuda JP. Gas generator for air bag and air bag device. USP2002076412815.
  13. Brede Uwe,DEX ; Kraft Josef,DEX ; Scheiderer Gerrit,DEX ; Schmid Michael,DEX. Gas generator, intended in particular for use with an airbag, with a charge container and a flame guide pipe. USP1999085931496.
  14. Bucerius Klaus M. (Karlsruhe DEX) Schmid Helmut (Karlsruhe DEX). Gas-generating mixture. USP1996085542998.
  15. Bucerius Klaus M. (Karlsruhe DEX) Schmid Helmut (Karlsruhe DEX). Gas-generating mixture. USP1996085542999.
  16. Eiichi Ryobo JP; Akihisa Ogawa JP. Hybrid inflator. USP2002126488310.
  17. Mendenhall Ivan V. ; Taylor Robert D. ; Parkinson David W. ; Hess Gregory B.. Ignition enhanced gas generant and method. USP2000066077372.
  18. Taylor Robert D. ; Mendenhall Ivan V. ; Lund Gary K.. Ignition enhanced gas generant and method. USP2000086096147.
  19. Hinshaw Jerald C. ; Doll Daniel W. ; Blau Reed J. ; Lund Gary K.. Metal complexes for use as gas generants. USP2000036039820.
  20. Seeger Donald Edwin. Methods of providing autoignition for an airbag inflator. USP1998115834679.
  21. Vos Thomas H. (Rochester MI) Kumkoski James M. (Utica MI) Knowlden Leo S. (Gilbert AZ) Goetz George W. (Rochester Hills MI). Process for manufacturing a gas generating material. USP1991024994212.
  22. Fonblanc, Gilles. Pyrotechnic compositions generating non-toxic gases based on ammonium perchlorate. USP2003036533878.
  23. Shaw Graham C. (Garland UT). Solid non-azide nitrogen gas generant compositions. USP1983014369079.
  24. Vos Thomas H. (Rochester MI) Kumkoski James M. (Utica MI) Knowlden Leo S. (Romeo MI) Goetz George W. (Rochester Hills MI). Spheronizing process. USP1992015084218.
  25. Hinshaw Jerald C. ; Doll Daniel W. ; Blau Reed J. ; Lund Gary K.. Using metal complex compositions as gas generants. USP1998045735118.