	US 12,264,115 B2
	Ignition booster compositions and methods of making the same
Gary K. Lund, Malad City, ID (US); and Ivan V. Mendenhall, Providence, UT (US)
Assigned to Autoliv ASP, Inc., Ogden, UT (US)
Filed by AUTOLIV ASP, INC., Ogden, UT (US)
Filed on Aug. 2, 2019, as Appl. No. 16/530,042.
Prior Publication US 2021/0032180 A1, Feb. 4, 2021
Int. Cl. C06B 33/02 (2006.01); C06B 21/00 (2006.01); C06B 45/08 (2006.01)

CPC C06B 33/02 (2013.01) [C06B 21/0041 (2013.01); C06B 45/08 (2013.01)]

17 Claims

1. An igniter composition comprising:

(v) a source of copper including at least one of copper hydroxide and a copper complex of guanylurea nitrate;

(vi) a plurality of oxidizers that include at least potassium perchlorate (KClO₄) and potassium nitrate (KNO₃);

(vii) a binder selected from the group consisting of: guanidine nitrate, guanylurea nitrate, and combinations thereof; and

(viii) an inorganic fuel comprising at least titanium hydride,

wherein the inorganic fuel is present at greater than or equal to about 12% to less than or equal to about 15% by weight of the total igniter composition, and

wherein the potassium perchlorate (KClO₄) is present at an amount that is greater than or equal to about 5% to less than or equal to about 40% by weight of the total igniter composition, and the potassium nitrate (KNO₃) is present at an amount that is greater than or equal to 11.4% by weight to less than or equal to about 40% by weight of the total igniter composition.