Gas generant
First Claim
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1. A method for inflating an air bag which comprises the steps of:
- generating gas by combusting a gas generant complex comprising a molecular compound comprising (a) gas generator component;
(b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I);
X is the gas generator component (a) representing a carbodihydrazide;
Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and
m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3; and
inflating said air bag using said gas.
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Abstract
A gas generant for an air, which is improved in the defects of gas generants using sodium azide in a practical use and has stable combustion capability. And a molecular compound comprising (a) a gas generant component, (b) an oxidant component and (c) a reaction accelerator component, preferably represented by the composition formula (I).
M.mX.nY (I)
[wherein, M is Al Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni and another metal components; X is a nitrogen-containing compound having 0 or 1 carbon atom; Y is an anion such as NO3 and ClO; m is a number of 1 to 3; and n is a number 2 to 3].
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Citations
38 Claims
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1. A method for inflating an air bag which comprises the steps of:
generating gas by combusting a gas generant complex comprising a molecular compound comprising (a) gas generator component;
(b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3; and
inflating said air bag using said gas.- View Dependent Claims (2, 3, 4, 5, 6, 7, 18, 19, 20)
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8. A method for inflating an air bag which comprises the steps of:
generating gas by combusting a gas generant composition comprising a gas generant complex comprising a molecular compound comprising (a) gas generator component;
(b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3, and a co-oxidant as a physical mixing component; and
inflating said air bag using said gas.- View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17)
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21. A method for inflating an air bag which comprises the steps of:
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generating gas by combusting a gas generant composition comprising a gas generant complex comprising a molecular compound comprising (a) gas generator component;
(b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3, and a bonding agent; and inflating said air bag using said gas.
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22. A method for inflating an air bag which comprises the steps of:
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generating gas by combusting a gas generant composition comprising a gas generant complex comprising a molecular compound comprising (a) gas generator component;
(b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3, and a catalyst component; and inflating said aid bag using said gas.
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23. A gas generant composition comprising a gas generant complex comprising a molecular compound comprising (a) gas generator component;
- (b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3, and a co-oxidant as a physical mixing component. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
- (b) oxidant component; and
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36. A gas generant composition comprising a gas generant complex comprising a molecular compound comprising (a) gas generator component;
- (b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3, and a bonding agent.
- (b) oxidant component; and
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37. A gas generant composition comprising a gas generant complex comprising a molecular compound comprising (a) gas generator component;
- (b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is the compound represented by the composition formula (I);
space="preserve" listing-type="equation">M.mX.nY (I)wherein M is the reaction accelerator (c) representing Al, Mg, Ca, Cr, Cu, Zn, Mn, Fe, Co, Sr, Ni or another metal capable of forming the molecular compound of the composition formula (I); X is the gas generator component (a) representing a carbodihydrazide; Y is the oxidant component (b) representing NO3, ClO4, Cl, I or another anion capable of forming the molecular compound of the composition formula (I); and m and n are numbers fixed by combinations of components (a), (b) and (c), wherein m is a number of 1 to 3 and n is a number of 2 to 3, and a catalyst component.
- (b) oxidant component; and
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38. A gas generant complex comprising a molecular compound comprising (a) gas generator component;
- (b) oxidant component; and
(c) reaction accelerator component, wherein the molecular compound is selected from group consisting of;Mg.3(H3 N2 CON2 H3).2(NO3), Ca.2(H3 N2 CON2 H3).2(NO3), Sr.1(H3 N2 CON2 H3).2(NO3), Al.3(H3 N2 CON2 H3).3(NO3), Cr.3(H3 N2 CON2 H3).3(NO3), and Fe.3(H3 N2 CON2 H3).2(NO3).
- (b) oxidant component; and
Specification