JP2010502473A - 弾性複合材料 - Google Patents
弾性複合材料 Download PDFInfo
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- JP2010502473A JP2010502473A JP2009525726A JP2009525726A JP2010502473A JP 2010502473 A JP2010502473 A JP 2010502473A JP 2009525726 A JP2009525726 A JP 2009525726A JP 2009525726 A JP2009525726 A JP 2009525726A JP 2010502473 A JP2010502473 A JP 2010502473A
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- JP
- Japan
- Prior art keywords
- nonwoven fabric
- elastic
- composite material
- joint
- elastic composite
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/144—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers using layers with different mechanical or chemical conditions or properties, e.g. layers with different thermal shrinkage, layers under tension during bonding
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/15577—Apparatus or processes for manufacturing
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- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0822—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using IR radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
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- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
- B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
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- B29C66/472—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially flat
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
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Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Laminated Bodies (AREA)
Abstract
【効果】 その弾性複合材料は、使い捨て衣料品の構成要素として使用することができる。
【選択図】図1
Description
本発明は、使い捨て衣料品において、特に使い捨ておむつのサイドパネル(または耳)またはタブとして使用するための弾性複合材料を目的としている。
12 後側腰部分
14 前側腰部分
16 中間部分
18 サイドパネル
20 タブ
22 固定用具
24 固定用具
Claims (17)
- 弾性複合材料であって、
第一の不織布、
第二の不織布、
前記第一の不織布と前記第二の不織布との間に挟み込まれた2枚の弾性フィルム、
前記第一の不織布が前記第二の不織布に接合されている側端部、
前記弾性フィルムの間にあって、前記弾性フィルムが存在しないレーン、
前記第一の不織布を前記弾性フィルムに接合している第一の接合部、および
前記第二の不織布を前記弾性フィルムに接合している第二の接合部、
を含む弾性複合材料。 - 前記第一および第二の不織布が、少なくとも1:1のCD/MD伸張のピーク比を有している、請求項1に記載の弾性複合材料。
- 前記CD/MD伸張比が少なくとも3:1である、請求項1に記載の弾性複合材料。
- 前記第一の不織布と前記第二の不織布とが同一の材料で製造され、カード化不織布およびスパンレース化不織布からなる群より選択される、請求項1に記載の弾性複合材料。
- 前記弾性フィルムが、スチレン系のブロックコポリマーから構成される、請求項1に記載の弾性複合材料。
- 前記レーンが、補剛レーンから構成される、請求項1に記載の弾性複合材料。
- 前記補剛レーンが、
互いに接着剤接合された前記第一の不織布と前記第二の不織布、または
カレンダー加工を介して互いに接合された前記第一の不織布と前記第二の不織布、または
互いに接着剤接合され、カレンダー加工された前記第一の不織布と前記第二の不織布、または
熱的、超音波的および/または赤外的な接合を介して互いに接合された前記第一の不織布と前記第二の不織布、または
前記第一の不織布と前記第二の不織布との間、ならびに前記2枚の弾性フィルムの間に挟み込まれたアンカー材料、または
前記第一の不織布と前記第二の不織布との間に挟み込まれ、前記2枚の弾性フィルムと共に共押出し加工されたアンカー材料、または
前記第一の不織布と前記第二の不織布との間に挟み込まれ、前記2枚の弾性フィルムの端部に重なり合うアンカー材料、
からなる群より選択される、請求項6に記載の弾性複合材料。 - 前記接合はいずれも、接着性接合、加熱接合、超音波接合、およびそれらの組合せからなる群より選択される、請求項1に記載の弾性複合材料。
- 前記第一の接合部と前記第二の接合部のいずれかは、
大きい接合と小さい接合の領域を有する連続接合部表面、または
縦方向に走る連続の直線的なストリップ状接合部、または
縦方向に走る直線的なストリップ状接合部であって、それぞれのストリップが複数の点からなる接合部、または
それらの組合せ、
からなる群より選択される、請求項1に記載の弾性複合材料。 - 弾性複合材料であって、
第一の不織布、
第二の不織布、
前記第一の不織布と前記第二の不織布との間に挟み込まれ、第一の側部と第二の側部とを有する弾性フィルム、
前記第一の不織布を前記弾性フィルムに接合している第一の接合部、および
前記第二の不織布を前記弾性フィルムに接合している第二の接合部、
前記第一の不織布が前記第二の不織布に接合され、前記弾性フィルムの前記第一の側部に近接した位置にある、側端部
前記弾性フィルムの前記第二の側部に近接した位置にあり、前記第一の不織布および前記第二の不織布を含み、前記弾性フィルムを含まない補剛レーン、
からなる弾性複合材料。 - 前記CD/MD伸張比が少なくとも3:1である、請求項10に記載の弾性複合材料。
- 前記第一の不織布と前記第二の不織布とが同一の材料で製造され、カード化不織布およびスパンレース化不織布からなる群より選択される、請求項10に記載の弾性複合材料。
- 前記補剛レーンが、
互いに接着剤接合された前記第一の不織布と前記第二の不織布、または
カレンダー加工を介して互いに接合された前記第一の不織布と前記第二の不織布、または
互いに接着剤接合され、カレンダー加工された前記第一の不織布と前記第二の不織布、または
熱的、超音波的および/または赤外的な接合を介して互いに接合された前記第一の不織布と前記第二の不織布、または
前記第一の不織布と前記第二の不織布との間、ならびに前記2枚の弾性フィルムの間に挟み込まれたアンカー材料、または
前記第一の不織布と前記第二の不織布との間に挟み込まれ、前記2枚の弾性フィルムと共に共押出し加工されたアンカー材料、または
前記第一の不織布と前記第二の不織布との間に挟み込まれ、前記2枚の弾性フィルムの端部に重なり合うアンカー材料、
からなる群より選択される、請求項10に記載の弾性複合材料。 - 前記接合のいずれかが、接着性接合、加熱接合、超音波接合、およびそれらの組合せからなる群より選択される、請求項10に記載の弾性複合材料。
- 前記第一の接合部と前記第二の接合部のいずれかは、
大きい接合と小さい接合の領域を有する連続接合部表面、または
縦方向に走る連続の直線的なストリップ状接合部、または
縦方向に走る直線的なストリップ状接合部であって、それぞれのストリップが複数の点からなる接合部、または
それらの組合せ、
からなる群より選択される、請求項10に記載の弾性複合材料。 - 弾性複合材料を製造するためのプロセスであって、
2枚の弾性フィルムを押出し加工する工程、
前記2枚の弾性フィルムを冷却する工程、
2枚の不織布の間に前記2枚の弾性フィルムを積層する工程、
前記2枚の弾性フィルムの間のレーンを補剛させる工程、および
前記弾性複合材料を取り上げる工程、
を含むプロセス。 - 積層するより前に前記不織布に縦方向の張力をかける工程をさらに含む、請求項16に記載のプロセス。
Applications Claiming Priority (7)
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US83999806P | 2006-08-24 | 2006-08-24 | |
US60/839,998 | 2006-08-24 | ||
US88931107P | 2007-02-12 | 2007-02-12 | |
US60/889,311 | 2007-02-12 | ||
US11/840,407 | 2007-08-17 | ||
US11/840,407 US7794819B2 (en) | 2006-08-24 | 2007-08-17 | Elastic composite |
PCT/US2007/076366 WO2008024739A2 (en) | 2006-08-24 | 2007-08-21 | Elastic composite |
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JP2010502473A true JP2010502473A (ja) | 2010-01-28 |
JP5070288B2 JP5070288B2 (ja) | 2012-11-07 |
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JP2009525726A Active JP5070288B2 (ja) | 2006-08-24 | 2007-08-21 | 弾性複合材料 |
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US (2) | US7794819B2 (ja) |
EP (1) | EP2056762B1 (ja) |
JP (1) | JP5070288B2 (ja) |
CN (2) | CN102673034B (ja) |
BR (1) | BRPI0715625B8 (ja) |
ES (1) | ES2440802T3 (ja) |
MX (1) | MX2009002004A (ja) |
PL (1) | PL2056762T3 (ja) |
WO (1) | WO2008024739A2 (ja) |
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Also Published As
Publication number | Publication date |
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JP5070288B2 (ja) | 2012-11-07 |
WO2008024739A2 (en) | 2008-02-28 |
WO2008024739A3 (en) | 2008-09-25 |
EP2056762A2 (en) | 2009-05-13 |
PL2056762T3 (pl) | 2014-04-30 |
US20080051748A1 (en) | 2008-02-28 |
EP2056762A4 (en) | 2012-03-07 |
BRPI0715625B1 (pt) | 2019-01-22 |
ES2440802T3 (es) | 2014-01-30 |
MX2009002004A (es) | 2009-03-05 |
EP2056762B1 (en) | 2013-11-06 |
BRPI0715625A2 (pt) | 2013-07-23 |
CN104771274A (zh) | 2015-07-15 |
CN102673034B (zh) | 2015-11-25 |
CN102673034A (zh) | 2012-09-19 |
US20100304080A1 (en) | 2010-12-02 |
BRPI0715625B8 (pt) | 2021-06-22 |
US7794819B2 (en) | 2010-09-14 |
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