FIELD: textile industry. SUBSTANCE: nonwoven material contains fibrous web of anion-exchange modified polyamide filament reinforced with loops of web filament bundles and anion-exchange modified polyamide filament, based on grafted copolymer of polycaproamide and diethylamine ethyl methyl methacrylate and contained in the material in an amount of 30-70% by weight. EFFECT: improved quality of material and enhanced reliability in operation. 1 tbl
Title | Year | Author | Number |
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NONWOVEN MATERIAL | 2002 |
|
RU2205256C1 |
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NONWOVEN MATERIAL-MAKING METHOD | 1993 |
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FILTERING NONWOVEN MATERIAL | 2000 |
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NONWOVEN MATERIAL | 2001 |
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NONWOVEN MATERIAL | 2000 |
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NONWOVEN MATERIAL | 2002 |
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Authors
Dates
1997-08-27—Published
1995-07-11—Filed