A gas generating composition that can suppress the generation of mist is provided. The above gas generating composition comprises (a) a fuel, (b) an oxidizer, and (c) a compound selected from a group comprising a phosphoric acid compound or a salt thereof. The content ratio of (c) in the above compo
A gas generating composition that can suppress the generation of mist is provided. The above gas generating composition comprises (a) a fuel, (b) an oxidizer, and (c) a compound selected from a group comprising a phosphoric acid compound or a salt thereof. The content ratio of (c) in the above composition is preferably 0.1 to 5 mass %.
대표청구항▼
1. A gas generating composition for an airbag consisting essentially of: (a) 35 to 65 mass % of a fuel of guanidine nitrate;(b) 30 to 70 mass % of an oxidizer of basic copper nitrate; and(c) 0.1 to 5 mass % at least one salt of a phosphoric acid compound selected from the group consisting of:a phosp
1. A gas generating composition for an airbag consisting essentially of: (a) 35 to 65 mass % of a fuel of guanidine nitrate;(b) 30 to 70 mass % of an oxidizer of basic copper nitrate; and(c) 0.1 to 5 mass % at least one salt of a phosphoric acid compound selected from the group consisting of:a phosphate salt selected from the group consisting of potassium dihydrogen phosphate, potassium hydrogen phosphate, tribasic potassium phosphate, sodium dihydrogen phosphate, sodium hydrogen phosphate, tribasic sodium phosphate, sodium tetrapolyphosphate, magnesium dihydrogen phosphate, magnesium hydrogen phosphate, tribasic magnesium phosphate, and tribasic aluminum phosphate, andoptionally, (d) aluminum hydroxide and/or magnesium hydroxide, (e) a binder, and/or, (f) an additive. 2. The gas generating composition according to claim 1, wherein the gas generating composition contains (d) aluminum hydroxide and/or magnesium hydroxide. 3. The gas generating composition according to claim 1, wherein the gas generating composition contains (e) a binder, and/or (f) an additive. 4. A molded article of the gas generating composition, in the form of a single-perforated cylinder or a porous cylinder, obtained by extruding and molding the gas generating composition according to claim 1. 5. The gas generating composition according to claim 1, wherein the content of (c) in the composition is 0.2 to 3 mass %. 6. The gas generating composition according to claim 1, wherein the salt of the phosphoric acid compound is tribasic aluminum phosphate. 7. The gas generating composition according to claim 1, wherein (c) the salt of the phosphoric acid compound is tribasic aluminum phosphate and/or sodium tetrapolyphosphate. 8. The gas generating composition according to claim 7, wherein the gas generating composition contains (d) aluminum hydroxide, and(e) the binder is carboxymethyl cellulose sodium (CMCNa), whereinthe content of (d) in the composition is 0.5 to 15 mass %, andthe content of (e) in the composition is 0.5 to 20 mass %. 9. The gas generating composition according to claim 1, which consists of said components. 10. The gas generating composition according to claim 8, which consists of said components. 11. The gas generating composition according to claim 7, wherein the gas generating composition contains the binder and is in the form of a pellet. 12. The gas generating composition according to claim 11, wherein the gas generating composition contains (d) aluminum hydroxide, andthe component (c) is sodium polyphosphate.
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