RU2005102410A - Нетканый материал и чайный пакетик из такого материала - Google Patents

Нетканый материал и чайный пакетик из такого материала Download PDF

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RU2005102410A
RU2005102410A RU2005102410/12A RU2005102410A RU2005102410A RU 2005102410 A RU2005102410 A RU 2005102410A RU 2005102410/12 A RU2005102410/12 A RU 2005102410/12A RU 2005102410 A RU2005102410 A RU 2005102410A RU 2005102410 A RU2005102410 A RU 2005102410A
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Prior art keywords
woven material
synthetic fiber
thermoplastic synthetic
filaments
lactic acid
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RU2005102410/12A
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English (en)
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RU2283908C2 (ru
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Хирохуми ИВАСАКИ (JP)
Хирохуми ИВАСАКИ
Хирохико НАГАО (JP)
Хирохико НАГАО
Наоко ЯМАГУТИ (JP)
Наоко ЯМАГУТИ
Мицунори САИТОУ (JP)
Мицунори САИТОУ
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Асахи Касеи Файберс Корпорейшн (Jp)
Асахи Касеи Файберс Корпорейшн
Охки Ко., Лтд. (Jp)
Охки Ко., Лтд.
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Publication of RU2005102410A publication Critical patent/RU2005102410A/ru
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/804—Disposable containers or packages with contents which are mixed, infused or dissolved in situ, i.e. without having been previously removed from the package
    • B65D85/8043—Packages adapted to allow liquid to pass through the contents
    • B65D85/8061—Filters
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/4291—Olefin series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
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    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
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    • Y10T442/66—Additional nonwoven fabric is a spun-bonded fabric
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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
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Claims (13)

1. Нетканый материал, отличающийся тем, что он является нетканым материалом, состоящим из термопластичного синтетического волокна, обладающим поверхностной плотностью 7-50 г/м2, причем средний диаметр элементарных нитей составляет 7-40 мкм, площадь частичного контактного термоскрепления в нем составляет 5-30%, содержание матирующего вещества составляет 0,5 мас.% или менее, или он является ламинатом нетканых материалов, основным компонентом которого является нетканый материал из термопластичного синтетического волокна, и при этом нетканый материал содержит отверстия, максимальный диаметр которых составляет 200-2000 мкм, обладает прозрачностью, составляющей 50% или более, и коэффициентом утечки порошка, составляющим 10 мас.% или менее, и гидрофильностью, составляющей менее 10 с.
2. Нетканый материал по п.1, отличающийся тем, что он является нетканым материалом, состоящим из термопластичного синтетического волокна, обладающим поверхностной плотностью 12-30 г/м2, причем средний диаметр элементарных нитей составляет 12-30 мкм, площадь частичного контактного термоскрепления в нем составляет 5-30% и содержание матирующего вещества составляет 0,2 мас.% или менее, или он является ламинатом нетканых материалов, основным компонентом которого является нетканый материал из термопластичного синтетического волокна, и при этом нетканый материал содержит отверстия, максимальный диаметр которых составляет 400-1650 мкм, обладает прозрачностью, составляющей 60% или более, коэффициентом утечки порошка, составляющим 5 мас.% или менее, и гидрофильностью, составляющей менее 10 с.
3. Нетканый материал по п.1, отличающийся тем, что он является ламинатом, состоящим из нетканого материала из термопластичного синтетического волокна, в котором средний диаметр элементарных нитей составляет 7-15 мкм, и из нетканого материала из термопластичного синтетического волокна, в котором средний диаметр элементарных нитей составляет 15-40 мкм.
4. Нетканый материал по любому из пп.1-3, отличающийся тем, что нетканый материал из термопластичного синтетического волокна является нетканым материалом "спанбонд", состоящим из полиолефиновых элементарных нитей.
5. Нетканый материал по п.4, отличающийся тем, что синтетический полимер или волокнистый материал поверхностной плотностью 2-15 г/м2, обладающий температурой плавления ниже температуры плавления термопластичного синтетического волокна на 30-200°С, наслоен на нетканый материал из термопластичного синтетического волокна.
6. Нетканый материал по любому из пп.1-3, отличающийся тем, что нетканый материал из термопластичного синтетического волокна является нетканым материалом "спанбонд", состоящим из элементарных нитей из сложного полиэфира.
7. Нетканый материал по п.6, отличающийся тем, что синтетический полимер или волокнистый материал поверхностной плотностью 2-15 г/м2, обладающий температурой плавления ниже температуры плавления термопластичного синтетического волокна на 30-200°С, наслоен на нетканый материал из термопластичного синтетического волокна.
8. Нетканый материал по п.6, отличающийся тем, что нетканый материал из термопластичного синтетического волокна является нетканым материалом "спанбонд", состоящим из элементарных нитей из алифатического сложного полиэфира.
9. Нетканый материал по п.8, в котором элементарные нити из алифатического сложного полиэфира являются элементарными нитями из сложного полиэфира, выбираемого из: полимера D-молочной кислоты, полимера L-молочной кислоты, сополимера D-молочной кислоты и L-молочной кислоты, сополимера D-молочной кислоты и гидроксикарбоновой кислоты, сополимера L-молочной кислоты и гидроксикарбоновой кислоты, сополимера D-молочной кислоты, L-молочной кислоты и гидроксикарбоновой кислоты или смеси этих полимеров.
10. Нетканый материал по любому из пп.1-3, 8 или 9, отличающийся тем, что синтетический полимер или волокнистый материал поверхностной плотностью 2-15 г/м2, обладающий температурой плавления ниже температуры плавления термопластичного синтетического волокна на 30-200°С, наслоен на нетканый материал из термопластичного синтетического волокна.
11. Чайный пакетик, изготовленный путем заполнения чайным материалом, который подлежит экстрагированию, пакетика, выполненного из нетканого материала по любому из пп.1-10, и запечатывания чайного материала.
12. Чайный пакетик по п.11, который имеет четырехугольную форму.
13. Чайный пакетик по п.11 или 12, в котором подлежащий экстрагированию чайный материал является черным чаем, зеленым чаем или красным чаем.
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