# US 8,465,606 B1 · Composition of matter for an incendiary device and method of manufacture > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,465,606 B1 - Document ID: US8465606B1 - Status: Granted - Kind: B1 - Application number: 12/355,348 - Filed: 2009-01-16 - Granted: 2013-06-18 - Earliest claimed: 2009-01-16 - Assignees: The United States of America as represented by the Secretary of the Army - Applicants: David R. Redding; Gene V. Tracy - Inventors: David R. Redding; Gene V. Tracy - Web page: https://patentgrep.com/patent/US8465606B1 ## CPC - C06B 21/0041: {by compression} - C06B 33/04: the material being an inorganic nitrogen-oxygen salt - C06B 45/12: having contiguous layers or zones - C06B: EXPLOSIVES OR THERMIC COMPOSITIONS (blasting F42D); MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES (compounds in general C01, C07 or C08; {demolition agents based on cementitious or like materials C04B41/0009}) ## Abstract A composition of matter for an incendiary device includes a thermate component consisting of strontium nitrate Gr A, black iron oxide Gr B, aluminum Gr D Cl 5, aluminum Gr E Cl 6, sulfur Gr E, and polyacrylic rubber; and an ignition component consisting of potassium nitrate, titanium, aluminum, silicon, sulfur, charcoal, and polyacrylic rubber, wherein the thermate component consists of a barium nitrate free thermate formulation, and wherein the ignition component consists of a lead free ignition formulation. A parts by weight composition of the thermate component consists of 20.59% strontium nitrate Gr A, 48.04% black iron oxide Gr B, 17.57% aluminum Gr D Cl 5, 9.88% aluminum Gr E Cl 6, 1.96% sulfur Gr E, and 1.96% polyacrylic rubber, and a parts by weight composition of the ignition component consists of 66% potassium nitrate, 11% titanium, 8% aluminum, 6% silicon, 2% sulfur, 5% charcoal, and 2% polyacrylic rubber. Preferably, the first and second components are consolidated together using a ram having a sharp-edged profile. ## Claims ### Claim 1 A composition of matter for an incendiary device, said composition of matter comprising: a first component comprising a barium nitrate free thermate formulation; and a second component comprising a lead free ignition formulation. ### Claim 2 (depends on 1) The composition of matter of claim 1, wherein said first component comprises active ingredients consisting of strontium nitrate Gr A, black iron oxide Gr B, aluminum Gr D Cl 5, aluminum Gr E Cl 6, sulfur Gr E, and polyacrylic rubber. ### Claim 3 (depends on 2) The composition of matter of claim 2, wherein a parts by weight composition of said active ingredients comprises 20.59% strontium nitrate Gr A, 48.04% black iron oxide Gr B, 17.57% aluminum Gr D Cl 5, 9.88% aluminum Gr E Cl 6, 1.96% sulfur Gr E, and 1.96% polyacrylic rubber. ### Claim 4 (depends on 1) The composition of matter of claim 1, wherein said second component comprises active ingredients consisting of potassium nitrate, titanium, aluminum, silicon, sulfur, charcoal, and polyacrylic rubber. ### Claim 5 (depends on 4) The composition of matter of claim 4, wherein a parts by weight composition of said active ingredients comprises 66% potassium nitrate, 11% titanium, 8% aluminum, 6% silicon, 2% sulfur, 5% charcoal, and 2% polyacrylic rubber. ### Claim 6 (depends on 1) The composition of matter of claim 1, further comprising consolidating said first component and said second component together using a ram having a sharp edged profile. ### Claim 7 A method of forming a composition of matter for an incendiary device, said method comprising: providing a first component comprising a barium nitrate free thermate formulation; providing a second component comprising a lead free ignition formulation; and consolidating said first component with said second component. ### Claim 8 (depends on 7) The method of claim 7, wherein said first component comprises active ingredients consisting of strontium nitrate Gr A, black iron oxide Gr B, aluminum Gr D Cl 5, aluminum Gr E Cl 6, sulfur Gr E, and polyacrylic rubber. ### Claim 9 (depends on 8) The method of claim 8, wherein a parts by weight composition of said active ingredients comprises 20.59% strontium nitrate Gr A, 48.04% black iron oxide Gr B, 17.57% aluminum Gr D Cl 5, 9.88% aluminum Gr E Cl 6, 1.96% sulfur Gr E, and 1.96% polyacrylic rubber. ### Claim 10 (depends on 7) The method of claim 7, wherein said second component comprises active ingredients consisting of potassium nitrate, titanium, aluminum, silicon, sulfur, charcoal, and polyacrylic rubber. ### Claim 11 (depends on 10) The method of claim 10, wherein a parts by weight composition of said active ingredients comprises 66% potassium nitrate, 11% titanium, 8% aluminum, 6% silicon, 2% sulfur, 5% charcoal, and 2% polyacrylic rubber. ### Claim 12 (depends on 7) The method of claim 7, wherein the consolidating said first component with said second component occurs using a ram having a sharp edged profile. ### Claim 13 A composition of matter for an incendiary device, said composition of matter comprising: a thermate component consisting of strontium nitrate Gr A, black iron oxide Gr B, aluminum Gr D Cl 5, aluminum Gr E Cl 6, sulfur Gr E, and polyacrylic rubber; and an ignition component consisting of potassium nitrate, titanium, aluminum, sulfur, charcoal, and polyacrylic rubber. ### Claim 14 (depends on 13) The composition of matter of claim 13, wherein said thermate component consists of a barium nitrate free thermate formulation, and wherein said ignition component consists of a lead free ignition formulation. ### Claim 15 (depends on 13) The composition of matter of claim 13, wherein a parts by weight composition of said thermate component consists of 20.59% strontium nitrate Gr A, 48.04% black iron oxide Gr B, 17.57% aluminum Gr D Cl 5, 9.88% aluminum Gr E Cl 6, 1.96% sulfur Gr E, and 1.96% polyacrylic rubber. ### Claim 16 (depends on 13) The composition of matter of claim 13, wherein a parts by weight composition of said ignition component consists of 66% potassium nitrate, 11% titanium, 8 aluminum, 6% silicon, 2% sulfur, 5% charcoal, and 2% polyacrylic rubber. ### Claim 17 (depends on 13) The composition of matter of claim 13, wherein said thermate component and said ignition component are consolidated together using a ram having a sharp edged profile.