FIELD: process engineering.
SUBSTANCE: invention relates to materials to be used as filtration material for tea bag and similar fillers, particularly, to fibrous sheet material. It comprises mesh and nonwoven fabric applied on the latter by lamination. Nonwoven fabric is made from fabric produced by aerodynamic process from the melt or spinneret method, or from card nonwoven fabric.
EFFECT: transparent and strong material to be filled with fine particles, efficient process.
7 cl, 2 ex
| Title | Year | Author | Number |
|---|---|---|---|
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