High impetus, high burn rate gas generant propellant and seatbelt pretensioner incorporating same
US6964715B2 · kind B2 · utility
0Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2003 |
| Grant date | Nov 15, 2005 |
| Priority date | — |
| Expiry date | Mar 13, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC06B23/007
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Gas generating compositions having a fuel preferably comprising a mixture of 5-aminotetrazole (5-AT), azodicarbonamide (ADCA), an oxidizer, and a superfine metal powder burn rate enhancer such as nano-aluminum, for use in automotive seatbelt pretensioners and other suitable applications requiring high impetus, high rate of gas generation. Also, methods of making these compositions, and devices incorporating them such as seatbelt pretensioners.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.