# US 2008/0185081 A1 · Thermally stable compositions including 2,4,8,10-tetranitro-5H-pyrido[3',2':4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt

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- Number: US 2008/0185081 A1
- Document ID: US20080185081A1
- Status: Published application
- Kind: A1
- Application number: 11/879,842
- Filed: 2007-07-18
- Published: 2008-08-07
- Earliest claimed: 2003-12-22
- Assignees: Los Alamos National Security, LLC
- Inventors: Michael A. Hiskey; My Hang Huynh
- Web page: https://patentgrep.com/patent/US20080185081A1

## CPC

- C06B 45/105: {The resin being a polymer bearing energetic groups or containing a soluble organic explosive}
- C06B 25/04: the nitrated compound being an aromatic
- 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

An explosive formulation including 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt and a high temperature binder is disclosed together with a process of preparing 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt.

## Claims

### Claim 1

An explosive formulation comprising 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt and a binder having high temperature stability at temperatures greater than about 350° C.

### Claim 2 (depends on 1)

The explosive formulation of claim 1 wherein said 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt is characterized as essentially acid-free.

### Claim 3 (depends on 1)

The explosive formulation of claim 1 wherein said binder is a fluorocarbon polymer.

### Claim 4 (depends on 1)

The explosive formulation of claim 1 wherein said binder is selected from the group consisting of a chlorotrifluoroethylene polymer, a vinylidene fluoride and hexafluoropropylene copolymer, and a vinylidene fluoride, hexafluoropropylene and tetrafluoroethylene terpolymer.

### Claim 5 (depends on 1)

The explosive formulation of claim 1 wherein said formulation includes from about 1 percent by weight to about 10 percent by weight of said binder.

### Claim 6 (depends on 1)

The explosive formulation of claim 1 wherein said formulation includes from about 4 percent by weight to about 6 percent by weight of said binder.

### Claim 7

(canceled)

### Claim 8

(canceled)

### Claim 9

(canceled)

### Claim 10

In a process of perforating underground formations using a shape charge including an explosive material and a binder, the improvement wherein the explosive material is 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt.

### Claim 11 (depends on 10)

The process of claim 10 wherein said 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt is essentially acid-free.

### Claim 12 (depends on 10)

The process of claim 10 wherein said 2,4,8,10-tetranitro-5H-pyrido[3′,2′:4,5][1,2,3]triazolo[1,2-a]benzotriazol-6-ium, inner salt is admixed with a binder having high temperature stability at temperatures greater than about 350° C.

### Claim 13 (depends on 10)

The process of claim 10 wherein said binder has high temperature stability at temperatures greater than about 350° C.