Patent ID: 8057611
Filing Date: 2011-11-15
Classification: C06B,C06C,C06D

Abstract:
1. A pyrotechnic material for use in a passive restraint system, the material comprising a solid having a shape selected from the group consisting of a disk, a wafer, a tablet, a pellet, and a grain, wherein the solid defines a first region having a first pyrotechnic composition and a second region having a second pyrotechnic composition, wherein said first region defines one or more void regions and said second region is disposed within at least one of said one or more void regions, wherein the first region has a first external surface and a second external surface opposite to said first surface, wherein at least one of said second regions extends from said first external surface to said second external surface and wherein said first pyrotechnic composition is distinct from said second pyrotechnic composition.