JP6963546B2 - 3次元マイクロアパーチャを有するハイドロフォーミングされたフィルム - Google Patents
3次元マイクロアパーチャを有するハイドロフォーミングされたフィルム Download PDFInfo
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- JP6963546B2 JP6963546B2 JP2018522930A JP2018522930A JP6963546B2 JP 6963546 B2 JP6963546 B2 JP 6963546B2 JP 2018522930 A JP2018522930 A JP 2018522930A JP 2018522930 A JP2018522930 A JP 2018522930A JP 6963546 B2 JP6963546 B2 JP 6963546B2
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- 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
- A61F13/51—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 outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
- A61F2013/5127—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations characterized by the dimension of apertures
-
- 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
- A61F13/51—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 outer layers
- A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
- A61F13/513—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability
- A61F2013/51338—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its function or properties, e.g. stretchability, breathability, rewet, visual effect; having areas of different permeability having improved touch or feeling, e.g. smooth film
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
- B26F2001/4481—Cutters therefor; Dies therefor having special lateral or edge outlines or special surface shapes, e.g. apertures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/006—Using vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/007—Using fluid under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2793/00—Shaping techniques involving a cutting or machining operation
- B29C2793/0045—Perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/10—Forming by pressure difference, e.g. vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/12—Thermoplastic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/4871—Underwear
- B29L2031/4878—Diapers, napkins
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24174—Structurally defined web or sheet [e.g., overall dimension, etc.] including sheet or component perpendicular to plane of web or sheet
- Y10T428/24182—Inward from edge of web or sheet
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24281—Struck out portion type
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Public Health (AREA)
- Textile Engineering (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Laminated Bodies (AREA)
Description
本出願は、2015年12月11日に出願された米国仮特許出願第62/266,256号からの優先権の利益を主張するものであり、この米国仮特許出願の内容全体は参照により本明細書に組み込まれる。
Claims (12)
- 第1及び第2の対向するほぼ平面状の表面を有する高分子ウェブを含むフィルムを形成する方法であって、
前記ウェブを支持し前記ウェブと共に縦方向に動くように構成された形成スクリーンを提供することであって、前記形成スクリーンが、スクリーン壁を通して形成された複数の楕円形スクリーン開口を備えるスクリーン壁を有し、各スクリーン開口が、前記縦方向に対して直角な長軸寸法と、前記縦方向に対して平行な短軸寸法とを有する、提供すること、
前記ウェブが前記スクリーン壁によって支持されるように、かつ前記ウェブおよび前記形成スクリーン壁が共に前記縦方向に動くように、前記ウェブを前記形成スクリーン上に連続的に付着させること、ならびに、
前記ウェブおよび形成スクリーン壁を、前記ウェブが前記スクリーン開口に押し込まれるようにするのに十分な圧力レベルを有する水流の中に通し、それにより、前記ウェブの前記第1の平面状表面から延びる局所化された突起をハイドロフォーミングすることを含み、各突起は、頂点と、前記頂点における複数の不規則形状の花弁によって少なくとも部分的に画定された周縁を有する開口と、前記ウェブの前記平面状表面に対して平行な楕円形断面とを有し、前記楕円形断面は0.65〜1.35の範囲の突起軸比を有し、
前記局所化された突起が、40〜75の範囲の最大メッシュ・カウントを有する2次元パターンで前記ウェブ中に形成される、
方法。 - 前記スクリーン開口の軸比が、所望の前記突起軸比を生むように選択される、請求項1に記載の方法。
- 前記前記突起軸比は0.9〜1.1の範囲にある、請求項1又は2に記載の方法。
- 前記前記突起軸比は1.0である、請求項1から3のいずれか一項に記載の方法。
- 前記スクリーン開口の軸比が、1.15〜2.50の範囲にある、請求項1から4のいずれか一項に記載の方法。
- 前記フィルムが、少なくとも80の圧縮センサ・ポイント・カウントを有する、請求項1から5のいずれか一項に記載の方法。
- 前記局所化された突起が横方向で整合され前記縦方向で互い違いに配列されるように、前記2次元パターンが構成された、請求項1から6のいずれか一項に記載の方法。
- 第1および第2の対向するほぼ平面状のウェブ表面を有する高分子ウェブと、
前記高分子ウェブを通る複数の3次元孔であって、各3次元孔が、前記第1の平面状ウェブ表面から延びる中空突起を備え、各突起が、頂点と、前記頂点における、複数の不規則形状の花弁によって少なくとも部分的に画定された周縁を有する開口と、前記ウェブの前記平面状表面に対して平行な楕円形断面とを有し、前記楕円形断面が0.65〜1.35の範囲の突起軸比を有する、ハイドロフォーミング・プロセスを使用して形成された3次元孔とを備え、
前記局所化された突起が、40〜75の範囲の最大メッシュ・カウントを有する2次元パターンで前記ウェブ中に形成される、
フィルム。 - 前記前記突起軸比は0.9〜1.1の範囲にある、請求項8に記載のフィルム。
- 前記突起軸比は1.0である、請求項9に記載のフィルム。
- 少なくとも80の圧縮センサ・ポイント・カウントを有する、請求項8から10のいずれか一項に記載のフィルム。
- 前記局所化された突起が横方向で整合され縦方向で互い違いに配列されるように、前記2次元パターンが構成された、請求項8から11のいずれか一項に記載のフィルム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562266256P | 2015-12-11 | 2015-12-11 | |
US62/266,256 | 2015-12-11 | ||
PCT/US2016/065933 WO2017100647A1 (en) | 2015-12-11 | 2016-12-09 | Hydro-formed film with three-dimensional micro-apertures |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018538165A JP2018538165A (ja) | 2018-12-27 |
JP6963546B2 true JP6963546B2 (ja) | 2021-11-10 |
Family
ID=59013659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018522930A Active JP6963546B2 (ja) | 2015-12-11 | 2016-12-09 | 3次元マイクロアパーチャを有するハイドロフォーミングされたフィルム |
Country Status (7)
Country | Link |
---|---|
US (2) | US10335973B2 (ja) |
EP (1) | EP3386700B8 (ja) |
JP (1) | JP6963546B2 (ja) |
KR (1) | KR20180093912A (ja) |
CN (1) | CN108472828B (ja) |
BR (1) | BR112018009148A8 (ja) |
WO (1) | WO2017100647A1 (ja) |
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US20240099899A1 (en) * | 2021-01-29 | 2024-03-28 | Kimberly-Clark Worldwide, Inc. | Methods of manufacturing zoned webs |
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-
2016
- 2016-12-09 US US15/374,567 patent/US10335973B2/en not_active Expired - Fee Related
- 2016-12-09 KR KR1020187015943A patent/KR20180093912A/ko not_active Application Discontinuation
- 2016-12-09 BR BR112018009148A patent/BR112018009148A8/pt not_active Application Discontinuation
- 2016-12-09 CN CN201680071916.3A patent/CN108472828B/zh not_active Expired - Fee Related
- 2016-12-09 JP JP2018522930A patent/JP6963546B2/ja active Active
- 2016-12-09 EP EP16873964.7A patent/EP3386700B8/en active Active
- 2016-12-09 WO PCT/US2016/065933 patent/WO2017100647A1/en active Application Filing
-
2019
- 2019-05-20 US US16/417,447 patent/US10618191B2/en not_active Expired - Fee Related
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BR112018009148A2 (pt) | 2018-11-06 |
EP3386700B1 (en) | 2021-03-31 |
CN108472828B (zh) | 2021-04-09 |
US20170165880A1 (en) | 2017-06-15 |
CN108472828A (zh) | 2018-08-31 |
WO2017100647A1 (en) | 2017-06-15 |
US10618191B2 (en) | 2020-04-14 |
EP3386700A1 (en) | 2018-10-17 |
EP3386700B8 (en) | 2021-05-05 |
KR20180093912A (ko) | 2018-08-22 |
JP2018538165A (ja) | 2018-12-27 |
US10335973B2 (en) | 2019-07-02 |
EP3386700A4 (en) | 2019-06-19 |
US20190270224A1 (en) | 2019-09-05 |
BR112018009148A8 (pt) | 2019-02-26 |
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