Patent ID: 11912008
Assignee: SCHOTT PHARMA AG & CO. KGAA
Field: Surface technology, coating (Chemistry)
Classification: CPC B | IPC B

Claim 14:
15. A film for gas or vapor decontaminable packaging applications, comprising in sequence from outside to inside of the film:
a first layer of film being essentially impermeable for the decontaminating gas or vapor, having a first needling, perforation and/or cut pattern;
an adhesive layer which can be activated by energy transmission, covering the entire surface of a layer underneath;
a layer of selectively permeable non-woven material being essentially impermeable for microorganisms; and
a second layer of film being essentially impermeable for the decontaminating gas or vapor and arranged between the adhesive layer and the layer of selectively permeable non-woven material, wherein the first and second layers of film are joined to each other only at peripheral surface areas.