Patent ID: 11964252
Assignee: XPLOSAFE, LLC
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  F | IPC B  C  F

Claim 12:
13. A flexible device for passive sampling of volatile organic compound or semi-volatile organic compound in air or gaseous environment, the device comprising
a flexible facing layer;
a flexible intermediate layer;
a flexible backing layer comprising attachment means; and
one or more sorbent-holding containers disposed between said facing layer and said intermediate layer, said containers retaining respective charges of sorbent;
one or more non-permeable sorbent-holding containers comprising VOC- and SVOC-impermeable material defining a sealed chamber retaining a charge of sorbent; wherein
said facing layer, said intermediate layer, and said one or more sorbent-holding containers are permeable to volatile organic compound (VOC) and/or semi-volatile organic compound (SVOC).