Low-smoke nitroguanidine and nitrocellulose based pyrotechnic compositions
First Claim
Patent Images
1. A low-smoke producing pyrotechnic composition for producing one of a colored flame and spark producing pyrotechnic display comprising:
- nitrocellulose fuel from about 13 to about 97 percent by weight;
nitroguanidine fuel from about 1 to about 70 percent by weight;
an oxidizing agent from about 1 to about 68 percent by weight; and
, at least one of a flame coloring agent and spark producing metal powder each from about 1 to about 20 percent by weight.
2 Assignments
0 Petitions
Accused Products
Abstract
A low-smoke pyrotechnic composition comprising nitrocellulose; nitroguanidine; an oxidizing agent; and, at least one of a flame coloring agent and metal powder, and a method of processing the same is disclosed.
28 Citations
26 Claims
-
1. A low-smoke producing pyrotechnic composition for producing one of a colored flame and spark producing pyrotechnic display comprising:
-
nitrocellulose fuel from about 13 to about 97 percent by weight;
nitroguanidine fuel from about 1 to about 70 percent by weight;
an oxidizing agent from about 1 to about 68 percent by weight; and
,at least one of a flame coloring agent and spark producing metal powder each from about 1 to about 20 percent by weight. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 19, 20, 21)
forming a geometrical shape from the pyrotechnic composition; and
,air-drying said geometrical shape.
-
-
20. The method of claim 19 wherein the step of forming a geometrical shape includes the forming of right cylinders, and hollow core cylinders.
-
21. The method of claim 20 further comprising igniting the hollow core cylinders at the longitudinal ends of said hollow core cylinders.
-
15. A method of processing a low-smoke producing pyrotechnic composition comprising:
-
providing damp nitrocellulose fuel from about 13 to about 97 percent by weight;
adding nitroguanidine fuel from about 1 to about 70 percent by weight;
adding an oxidizing agent from about 1 to about 68 percent by weight;
adding at least one of a flame coloring agent and a metal powder each from about 1 to about 20 percent by weight; and
,mixing the low-smoke producing pyrotechnic composition. - View Dependent Claims (16, 17, 18, 22, 23, 24)
-
-
25. A method of processing a low-smoke producing pyrotechnic composition comprising:
-
providing nitrocellulose from about 30 to about 97 percent by weight;
adding nitroguanidine from about 1 to about 70 percent by weight;
adding an oxidizing agent from about 1 to about 68 percent by weight;
adding at least one of a flame coloring agent and a metal powder from about 1 to about 20 percent by weight; and
,mixing the low-smoke producing pyrotechnic composition. - View Dependent Claims (26)
-
Specification