Title:
COMPOSITE FILTERING MATERIAL FOR MAKING FABRICS AND ITS MANUFACTURING PROCESS
Document Type and Number:
WIPO Patent Application WO/2022/229828
Kind Code:
A9
Abstract:
The present invention relates to a composite filtering material (10) comprising at least one intermediate layer made of nanomaterials (11) coupled with two layers of breathable material (12,13), and in interposition therebetween (12,13), the intermediate layer (11) and the layers of breathable material (12,13) being mutually constrained by a plurality of micrometric constraints made along an overlapping surface of the layers (11,12,13), wherein the micrometric constraints have dimensions measurable in terms of a diameter of a circumference inscribing each constraint, with the diameter (d) of such a circumference being less than or equal to 0.5 mm.
Inventors:
LINARI STEFANO (IT)
Application Number:
PCT/IB2022/053842
Publication Date:
December 29, 2022
Filing Date:
April 26, 2022
Export Citation:
Assignee:
LINARI MEDICAL SRL (IT)
International Classes:
B32B5/26; A41D13/11; B01D39/16; B01D46/00; B32B5/02; B32B7/02; B32B7/022; B32B7/05; B32B7/14; D04H3/005; D04H3/007; D04H3/009; D04H3/08
Attorney, Agent or Firm:
MATI, Silvia et al. (IT)
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