JP2011517989A - 積層構造体を製造するための方法および装置 - Google Patents
積層構造体を製造するための方法および装置 Download PDFInfo
- Publication number
- JP2011517989A JP2011517989A JP2011504955A JP2011504955A JP2011517989A JP 2011517989 A JP2011517989 A JP 2011517989A JP 2011504955 A JP2011504955 A JP 2011504955A JP 2011504955 A JP2011504955 A JP 2011504955A JP 2011517989 A JP2011517989 A JP 2011517989A
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- Prior art keywords
- layer
- laminated structure
- layers
- welding
- bonding
- 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
- B32B37/0076—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised in that the layers are not bonded on the totality of their surfaces
- B32B37/0084—Point bonding
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Landscapes
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- Life Sciences & Earth Sciences (AREA)
- Epidemiology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Manufacturing & Machinery (AREA)
- Textile Engineering (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Laminated Bodies (AREA)
Abstract
Description
2 第1のロール
3 超音波溶着デバイス
4 超音波ホーン
5 間隙
6,6’ 第1の層
7,7’ 第2の層
8,8’ 第3の層
9 第2のロール
10 第3のロール
11 第2の超音波溶着デバイス
12 超音波ホーン
13 第2のギャップ
14 第4のロール
15 第1の結合パターン
16,16’,16” 結合部位
17 第2の結合パターン
18 結合部位
19 マトリックス吸収層
20 メッシュ
21 孔
22 積層構造体
23,24,25 層
26,27,28 孔
29 第1のグラフ
30 第2のグラフ
Claims (12)
- おむつ、生理用ナプキン、パンティライナ、失禁パッドなどの吸収用品に使用するための積層構造体(22)を製造するための方法であって、
前記積層構造体(22)は、液体透過性の第1の層(6)と吸収コア(7)を構成する第2の層(7)と第3の層(8)とを少なくとも具備してなる複数の材料層(6,7,8)によって規定されており、前記層(6,7,8)のそれぞれは、所定の孔半径(R1,R2,R3)を有する材料から形成されており、
前記方法は、
少なくとも二つの超音波溶着ステップ(4;12)によって前記材料層(6,7,8)を互いに結合すること、
前記溶着ステップのそれぞれに関連して、それぞれが複数の結合部位(16;18)によって規定される超音波溶着パターン(15;17)を提供することと、
を具備し、
前記方法は、
前記吸収用品全体をおおむね形成するために前記溶着ステップ(4;11)を提供することと、
少なくとも前記積層構造体(22)全体が複数の孔半径を有する様式で前記溶着パターン(15;17)を選択することと、
を含むことを特徴とする方法。 - 前記溶着ステップ(4;11)は、少なくとも以下のシーケンス、
前記第3の層(8)および前記第2の層(7)を互いに結合する、第1の溶着ステップと、
結合された前記第3および第2の層(8,7)を前記第1の層(6)と結合する、第2の溶着ステップと、
を具備することを特徴とする請求項1に記載の方法。 - 前記溶着ステップは、前記第2の層(7)および前記第3の層(8)の孔半径以上の孔半径を有する材料から形成される第1の層(6)を使用し、かつまた、前記第3の層(8)の孔半径以上の孔半径を有する材料から形成される第2の層(7)を使用して、実施されることを特徴とする請求項1または請求項2に記載の方法。
- 前記第3の層(8)は液体不透過性バックシートであることを特徴とする請求項1ないし請求項3のいずれか一項に記載の方法。
- おむつ、生理用ナプキン、パンティライナ、失禁パッドなどの吸収用品に使用するための積層構造体(22)を製造するための装置(1)であって、
前記積層構造体(22)は、液体透過性の第1の層(6)と吸収コア(7)を構成する第2の層(7)と第3の層(8)とを少なくとも具備してなる複数の材料層(6,7,8)によって規定されており、前記層(6,7,8)のそれぞれは、所定の孔半径(R1,R2,R3)を有する材料から形成されており、
前記装置は、前記材料層(6,7,8)を互いに結合するための少なくとも二つの超音波溶着デバイス(3,4;11,12)を具備してなり、
前記超音波溶着デバイス(3,4;11,12)のそれぞれは、複数の結合部位(16;18)によって規定される超音波溶着パターン(15;17)を提供するために構成されており、
前記超音波溶着デバイス(3,4;11,12)は、前記吸収用品全体を形成するために前記溶着ステップ(4;11)を提供するために構成されており、
前記溶着パターン(15;17)は、少なくとも前記積層構造体(22)全体が複数の孔半径を有する様式で選択されたものであることを特徴とする装置(1)。 - おむつ、生理用ナプキン、パンティライナ、失禁パッドなどの吸収用品に使用するための積層構造体(22)であって、
前記積層構造体(22)は、液体透過性の第1の層(6)と吸収コア(7)を構成する第2の層(7)と第3の層(8)とを少なくとも具備してなる複数の材料層(6,7,8)によって規定されており、前記層(6,7,8)のそれぞれは、所定の孔半径(R1,R2,R3)を有する材料から形成されており、
前記積層構造体(22)は、少なくとも二つの超音波溶着ステップ(4,12)によって前記材料層(6,7,8)を互いに結合することによって形成されており、前記超音波溶着ステップ(4,12)は、前記溶着ステップのそれぞれに関連して超音波溶着パターン(15;17)を提供し、前記溶着パターン(15;17)のそれぞれは複数の結合部位(16;18)によって規定されており、
前記積層構造体(22)は、前記吸収用品の全体がおおむね形成される前記溶着ステップ(4;11)を経て形成され;かつ、前記溶着パターン(15;17)は、少なくとも前記積層構造体(22)全体が複数の孔半径を有する様式で選択されたものであることを特徴とする積層構造体(22)。 - 前記第3の層(8)が液体不透過性バックシートであることを特徴とする請求項6に記載の積層構造体(22)。
- 前記第3の層(8)と前記第2の層(7)とを互いに結合する、第1の溶着ステップと、
結合された前記第3および第2の層(8,7)を前記第1の層(6)と結合する、第2の溶着ステップと、
を少なくとも含むシーケンスを備える前記溶着ステップ(4;11)によって形成されたことを特徴とする請求項6または請求項7に記載の積層構造体(22)。 - 前記溶着ステップは、前記第2の層(7)および前記第3の層(8)の孔半径以上の孔半径を有する材料から形成される第1の層(6)を使用し、かつまた、前記第3の層(8)の孔半径以上の孔半径を有する材料から形成される第2の層(7)を使用して、実施されることを特徴とする請求項6ないし請求項8のいずれか一項に記載の積層構造体(22)。
- 二つの不織布層と二つの吸収コアとを具備してなることを特徴とする請求項6に記載の積層構造体(22)。
- 一つの不織布層と、二つの吸収コアと、一つのバックシートと、を具備してなることを特徴とする請求項6に記載の積層構造体(22)。
- 請求項6ないし請求項9のいずれか一項に記載の積層構造体(22)を具備してなることを特徴とする吸収製品。
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CN (1) | CN102006846B (ja) |
BR (1) | BRPI0822518B8 (ja) |
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US20110004178A1 (en) | 2011-01-06 |
US8669412B2 (en) | 2014-03-11 |
WO2009128757A1 (en) | 2009-10-22 |
PL2288319T3 (pl) | 2016-06-30 |
BRPI0822518B8 (pt) | 2021-06-22 |
CN102006846B (zh) | 2014-09-17 |
EP2288319A4 (en) | 2013-08-07 |
EP2288319A1 (en) | 2011-03-02 |
BRPI0822518B1 (pt) | 2019-06-04 |
BRPI0822518A2 (pt) | 2015-06-16 |
CN102006846A (zh) | 2011-04-06 |
MX2010010862A (es) | 2010-11-05 |
EP2288319B1 (en) | 2016-01-06 |
JP5241914B2 (ja) | 2013-07-17 |
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