JP2016102286A5 - - Google Patents
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- JP2016102286A5 JP2016102286A5 JP2015222961A JP2015222961A JP2016102286A5 JP 2016102286 A5 JP2016102286 A5 JP 2016102286A5 JP 2015222961 A JP2015222961 A JP 2015222961A JP 2015222961 A JP2015222961 A JP 2015222961A JP 2016102286 A5 JP2016102286 A5 JP 2016102286A5
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- JP
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- Prior art keywords
- fiber
- split
- fibers
- component
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000835 fiber Substances 0.000 claims 43
- 239000004745 nonwoven fabric Substances 0.000 claims 13
- 239000002131 composite material Substances 0.000 claims 6
- 230000001070 adhesive Effects 0.000 claims 4
- 239000000853 adhesive Substances 0.000 claims 4
- 229920002456 HOTAIR Polymers 0.000 claims 3
- 238000002788 crimping Methods 0.000 claims 3
- 238000002844 melting Methods 0.000 claims 3
- 230000002745 absorbent Effects 0.000 claims 2
- 239000002250 absorbent Substances 0.000 claims 2
- 230000032798 delamination Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 229920001903 high density polyethylene Polymers 0.000 claims 1
- 239000004700 high-density polyethylene Substances 0.000 claims 1
Claims (10)
分割型複合繊維が、１０mm以上１００mm以下の繊維長を有する短繊維であり、
分割型複合繊維が、Ａ成分の融点をＴＡ℃としたときに、ＴＡ−５℃にて６０秒間加熱したときに、セクション間の剥離が生じない非熱分割性のものである、
不織布。 A non-woven fabric comprising 20% by mass or more of split-type conjugate fibers, the fibers being bonded to each other by one component of the split-type conjugate fibers (hereinafter referred to as “component A”), and forming an adhesive portion,
The split type composite fiber is a short fiber having a fiber length of 10 mm or more and 100 mm or less,
Splittable conjugate fiber, the melting point of component A is taken as T A ° C., when heated for 60 seconds at T A -5 ° C., is of non-thermal splitting may not occur delamination between the sections,
Non-woven fabric.
分割型複合繊維が、１０mm以上１００mm以下の繊維長を有する短繊維であり、
分割型複合繊維が、Ａ成分の融点をＴＡ℃としたときに、ＴＡ−５℃にて６０秒間加熱したときに、セクション間の剥離が生じない非熱分割性のものであり、
当該圧着部において分割型複合繊維の分割の度合いが、当該圧着部以外の部分における分割型複合繊維の分割の度合いよりも大きい、
不織布。 It contains 20% by mass or more of split-type conjugate fibers, and the fibers are bonded to each other by one component of split-type conjugate fibers (hereinafter referred to as “component A”) to form an adhesive portion, and a film-like crimped portion is partially A non-woven fabric,
The split type composite fiber is a short fiber having a fiber length of 10 mm or more and 100 mm or less,
Splittable conjugate fiber, the melting point of component A is taken as T A ° C., when heated for 60 seconds at T A -5 ° C., are of non-thermal splitting may not occur delamination between the sections,
The degree of division of the split-type conjugate fiber in the crimping part is greater than the degree of splitting of the split-type conjugate fiber in parts other than the crimping part,
Non-woven fabric.
分割型複合繊維が、１０mm以上１００mm以下の繊維長を有する短繊維であり、
分割型複合繊維を構成する複数のセクションのうち一つのセクションが分割または剥離して形成される極細繊維が、分割型複合繊維の繊維長の３０％を超える長さでは連続して存在していない、
不織布。 A non-woven fabric comprising 20% by mass or more of split-type conjugate fibers, the fibers being bonded to each other by one component of the split-type conjugate fibers (hereinafter referred to as “component A”), and forming an adhesive portion,
The split type composite fiber is a short fiber having a fiber length of 10 mm or more and 100 mm or less,
The ultrafine fiber formed by dividing or peeling one of a plurality of sections constituting the split-type conjugate fiber does not continuously exist at a length exceeding 30% of the fiber length of the split-type conjugate fiber. ,
Non-woven fabric.
分割型複合繊維が、１０mm以上１００mm以下の繊維長を有する短繊維であり、
当該圧着部において分割型複合繊維の分割の度合いが、当該圧着部以外の部分における分割型複合繊維の分割の度合いよりも大きく、
当該圧着部以外の部分において、分割型複合繊維を構成する複数のセクションのうち一つのセクションが分割または剥離して形成される極細繊維が、分割型複合繊維の繊維長の３０％を超える長さでは連続して存在していない、
不織布。 It contains 20% by mass or more of split-type conjugate fibers, and the fibers are bonded to each other by one component of split-type conjugate fibers (hereinafter referred to as “component A”) to form an adhesive portion, and a film-like crimped portion is partially A non-woven fabric,
The split type composite fiber is a short fiber having a fiber length of 10 mm or more and 100 mm or less,
The degree of splitting of the splittable conjugate fiber in the crimped portion is much larger than the degree of splitting of the split type conjugated fiber portion other than the bonding portion,
In a portion other than the crimping portion, the ultrafine fiber formed by dividing or peeling one section out of a plurality of sections constituting the split-type conjugate fiber has a length exceeding 30% of the fiber length of the split-type conjugate fiber. In, does not exist continuously,
Non-woven fabric.
不織布。 The nonwoven fabric according to any one of claims 1 to 5, wherein the basis weight is 10 g / m 2 or more and 55 g / m 2 or less.
Non-woven fabric.
繊維ウェブに、分割型複合繊維を構成する成分のうち最も融点の低い成分が軟化または溶融する温度の熱風を当てる熱風加工処理を実施すること
を含み、
繊維ウェブを機械的な交絡処理に付さず、
熱風加工処理を、繊維ウェブに１０kg/cm以上の線圧を加えることなく実施する
不織布の製造方法。 Producing a fiber web containing 20% by mass or more of split-type composite fibers Hot-air processing is performed by applying hot air at a temperature at which the component having the lowest melting point among the components constituting the split-type composite fibers is softened or melted. Including
Without subjecting the fiber web to mechanical entanglement,
A method for producing a nonwoven fabric, wherein the hot air processing is performed without applying a linear pressure of 10 kg / cm or more to the fiber web.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014230354 | 2014-11-13 | ||
| JP2014230354 | 2014-11-13 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020014802A Division JP7021418B2 (en) | 2014-11-13 | 2020-01-31 | Nonwoven fabric and its manufacturing method, as well as sheets for absorbent articles |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016102286A JP2016102286A (en) | 2016-06-02 |
| JP2016102286A5 true JP2016102286A5 (en) | 2018-10-04 |
| JP6654866B2 JP6654866B2 (en) | 2020-02-26 |
Family
ID=56087760
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015222961A Active JP6654866B2 (en) | 2014-11-13 | 2015-11-13 | Nonwoven fabric, method for producing the same, and sheet for absorbent article |
| JP2020014802A Active JP7021418B2 (en) | 2014-11-13 | 2020-01-31 | Nonwoven fabric and its manufacturing method, as well as sheets for absorbent articles |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020014802A Active JP7021418B2 (en) | 2014-11-13 | 2020-01-31 | Nonwoven fabric and its manufacturing method, as well as sheets for absorbent articles |
Country Status (1)
| Country | Link |
|---|---|
| JP (2) | JP6654866B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017217547A1 (en) * | 2016-06-17 | 2017-12-21 | ダイワボウホールディングス株式会社 | Nonwoven fabric, method for manufacturing same and sheet for absorbent article |
| JP6608860B2 (en) * | 2017-02-28 | 2019-11-20 | ハビックス株式会社 | Non-woven fabric for face mask and method for producing the same |
| WO2019151527A1 (en) | 2018-02-05 | 2019-08-08 | ダイワボウホールディングス株式会社 | Non-woven fabric and method for manufacturing non-woven fabric |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2732760B2 (en) * | 1991-10-23 | 1998-03-30 | 金井重要工業株式会社 | Nonwoven fabric separator for battery and method for producing the same |
| JP3722546B2 (en) * | 1996-04-03 | 2005-11-30 | 花王株式会社 | Non-woven fabric, method for producing the same, and absorbent article using the same |
| JP3790459B2 (en) * | 2001-12-07 | 2006-06-28 | 大和紡績株式会社 | Thermal adhesive composite fiber and method for producing the same, and nonwoven fabric and synthetic paper using the same |
| JP4207485B2 (en) * | 2002-07-30 | 2009-01-14 | チッソ株式会社 | Rod-like fiber molded body |
| JP3919637B2 (en) * | 2002-09-09 | 2007-05-30 | 花王株式会社 | Hydrophilic nonwoven fabric |
| JP5074913B2 (en) * | 2007-12-19 | 2012-11-14 | 大王製紙株式会社 | Absorbent articles |
| JP5610746B2 (en) * | 2009-11-19 | 2014-10-22 | 花王株式会社 | Nonwoven impregnated cosmetics |
-
2015
- 2015-11-13 JP JP2015222961A patent/JP6654866B2/en active Active
-
2020
- 2020-01-31 JP JP2020014802A patent/JP7021418B2/en active Active
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