JP2001504005A - 改良された吸収特性を有する吸収構造体 - Google Patents
改良された吸収特性を有する吸収構造体Info
- Publication number
- JP2001504005A JP2001504005A JP52035298A JP52035298A JP2001504005A JP 2001504005 A JP2001504005 A JP 2001504005A JP 52035298 A JP52035298 A JP 52035298A JP 52035298 A JP52035298 A JP 52035298A JP 2001504005 A JP2001504005 A JP 2001504005A
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- superabsorbent material
- thermoreversible
- absorbent structure
- absorbent
- 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.)
- Ceased
Links
Classifications
-
- 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
-
- 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
- A61F13/53—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 absorbing medium
- A61F13/531—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 absorbing medium having a homogeneous composition through the thickness of the pad
- A61F13/532—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 absorbing medium having a homogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad
-
- 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
- A61F13/15203—Properties of the article, e.g. stiffness or absorbency
-
- 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
- A61F13/53—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 absorbing medium
- A61F13/534—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 absorbing medium having an inhomogeneous composition through the thickness of the pad
- A61F13/535—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 absorbing medium having an inhomogeneous composition through the thickness of the pad inhomogeneous in the plane of the pad, e.g. core absorbent layers being of different sizes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- 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
- A61F13/53—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 absorbing medium
- A61F2013/530481—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/53051—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged
-
- 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
- A61F13/53—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 absorbing medium
- A61F2013/530481—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/53051—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged
- A61F2013/53054—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 absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being only in particular parts or specially arranged the maximum being along the side edges
Landscapes
- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Hematology (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.おむつ(100)、失禁プロテクター、衛生ナプキン又はそれらの類似物 品の如き吸収物品中の吸収構造体(3)であって、その構造体(3)が二つの端 部分(4,5)及びそれらの間に位置される股部分(6)を有し、吸収構造体( 3)が熱可逆性液体吸収能力を有する超吸収材料を含む場合において、熱可逆性 液体吸収能力を有する超吸収材料が吸収構造体(3)中の一つ又は幾つかの境界 を定められた領域において設けられることを特徴とする吸収構造体(3)。 2.熱可逆性液体吸収能力を有する超吸収材料が構造体の股部分(6)におい て主に設けられることを特徴とする請求の範囲1記載の吸収構造体(3)。 3.熱可逆性超吸収材料が30−37℃の温度間隔内で、好ましくは32−3 5℃の温度間隔内で曇り点Cpを有する熱可逆性ポリマーであり、ポリマーの液 体吸収能力が曇り点で変化することを特徴とする請求の範囲1又は2記載の吸収 構造体(3)。 4.熱可逆性超吸収材料の液体吸収能力が32−35℃より下の温度の液体吸 収能力より32−35℃より上の温度で低いことを特徴とする請求の範囲1〜3 のいずれか記載の吸収構造体(3)。 5.構造体が超吸収材料、即ち熱可逆性液体吸収能力を持たない超吸収材料を 含み、通常の超吸収材料が構造体の端部分(4,5)において主に設けられるこ とを特徴とする請求の範囲1〜4のいずれか記載の吸収構造体(3)。 6.熱可逆性液体吸収能力を有する超吸収材料の部分が股領域において吸収構 造体の全重量の少なくとも5%であることを特徴とする請求の範囲1〜5のいず れか記載の吸収構造体(3)。 7.熱可逆性液体吸収能力を有する超吸収材料がN−イソプロピルアクリロア ミドの架橋ポリマーによって構成されていることを特徴とする請求の範囲1〜6 のいずれか記載の吸収構造体(3)。 8.熱可逆性液体吸収能力を有する超吸収材料がN−イソプロピルアクリロア ミド及びカルボン酸含有ビニルモノマーを含む架橋コポリマーによって構成され ていることを特徴とする請求の範囲1〜6のいずれか記載の吸収構造体(3)。 9.カルボン酸含有ビニルモノマーがアクリル酸によって構成されていること を特徴とする請求の範囲8記載の吸収構造体(3)。 10.熱可逆性液体吸収能力を有する超吸収材料がN−イソプロピルアクリロア ミド及びスルホン酸含有モノマーを含む架橋コポリマーによって構成されている 請求の範囲1〜6のいずれか記載の吸収構造体(3)。 11.熱可逆性液体吸収能力を有する超吸収材料がエチルヒドロキシエチルセル ロースによって構成されていることを特徴とする請求の範囲1〜6のいずれか記 載の吸収構造体(3)。 12.吸収構造体が第1層及び第2層を有し、第2層が第1層より高い密度を有 することを特徴とする請求の範囲1〜11のいずれか記載の吸収構造体(3)。 13.吸収構造体が実質的に構造体の縦方向に配置された圧縮線を有することを 特徴とする請求の範囲1〜12のいずれ記載の吸収構造体(3)。 14.液体透過性カバー層(1)、液体不透過性カバー層(2)及びカバー層( 1,2)の間に包囲された吸収構造体(3)を含む、おむつ(100)、失禁プ ロテクター、衛生ナプキン又はそれらの類似物品の如き吸収物品であって、その 構造が二つの端部分(4,5)及びそれらの間の設けられた股部分(6)を有す る場合において、熱可逆性液体吸収能力を有する超吸収材料が吸収構造体の股部 分(6)において主に設けられていることを特徴とする吸収物品。 15.熱可逆性液体吸収能力を有する超吸収材料が液体透過性カバー層(1)の 最も近くに設けられた吸収構造体の股部分(6)の部分において主に設けられて いることを特徴とする請求の範囲14記載の吸収物品。 16.液体透過性カバー層(1)の近くに設けられた液体受入層(11)、及び 液体不透過性カバー層(2)の近くに設けられた液体貯蔵層(12)を少なくと も含む吸収構造体(3)をさらに有する請求の範囲15記載の吸収物品において 、熱可逆性液体吸収能力を有する超吸収材料が吸収構造体の液体受入層(11) において主に設けられていることを特徴とする吸収物品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9603920-1 | 1996-10-28 | ||
SE9603920A SE507535C2 (sv) | 1996-10-28 | 1996-10-28 | Absorberande struktur med förbättrade absorptionsegenskaper |
PCT/SE1997/001739 WO1998018504A1 (en) | 1996-10-28 | 1997-10-17 | Absorbent structure with improved absorption properties |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2001504005A true JP2001504005A (ja) | 2001-03-27 |
Family
ID=20404383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52035298A Ceased JP2001504005A (ja) | 1996-10-28 | 1997-10-17 | 改良された吸収特性を有する吸収構造体 |
Country Status (15)
Country | Link |
---|---|
US (1) | US6465710B1 (ja) |
EP (1) | EP0944402B1 (ja) |
JP (1) | JP2001504005A (ja) |
KR (1) | KR20000052843A (ja) |
CO (1) | CO4870753A1 (ja) |
CZ (1) | CZ126999A3 (ja) |
DE (1) | DE69718931T2 (ja) |
MX (1) | MXPA99003895A (ja) |
PL (1) | PL189486B1 (ja) |
RU (1) | RU2194481C2 (ja) |
SE (1) | SE507535C2 (ja) |
SK (1) | SK50399A3 (ja) |
TW (1) | TW353613B (ja) |
WO (1) | WO1998018504A1 (ja) |
ZA (1) | ZA979566B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6696618B2 (en) | 2001-12-12 | 2004-02-24 | Kimberly-Clark Worldwide, Inc. | Absorbent composites exhibiting swelling/deswelling properties |
US20040230184A1 (en) * | 2003-05-01 | 2004-11-18 | Babusik Kimberly H. | Multiple layer absorbent system |
US20040254549A1 (en) † | 2003-06-16 | 2004-12-16 | Kimberly-Clark Worldwide, Inc. | Personal wear article with wetness indicator |
US20070219521A1 (en) | 2006-03-17 | 2007-09-20 | The Procter & Gamble Company | Absorbent article comprising a synthetic polymer derived from a renewable resource and methods of producing said article |
US7977531B2 (en) | 2008-01-30 | 2011-07-12 | Kimberly-Clark Worldwide, Inc. | Absorbent articles comprising absorbent materials exhibiting deswell/reswell |
US9572728B2 (en) * | 2008-07-02 | 2017-02-21 | The Procter & Gamble Company | Disposable absorbent article with varied distribution of absorbent particulate polymer material and method of making same |
US9820897B2 (en) * | 2015-12-28 | 2017-11-21 | Veronica Lee Berry | Composite liquid-retentive substrate for a hygiene article |
CN106510971A (zh) * | 2016-10-28 | 2017-03-22 | 德佳信科技(天津)有限公司 | 复合芯体及使用该复合芯体的一次性护理卫生用品 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4699619A (en) * | 1984-08-31 | 1987-10-13 | Kimberly-Clark Corporation | Absorbent structure designed for absorbing body fluids |
JPS6190657A (ja) * | 1984-10-11 | 1986-05-08 | 三井東圧化学株式会社 | 尿の吸収・保持剤 |
PH23956A (en) | 1985-05-15 | 1990-01-23 | Procter & Gamble | Absorbent articles with dual layered cores |
US4699823A (en) * | 1985-08-21 | 1987-10-13 | Kimberly-Clark Corporation | Non-layered absorbent insert having Z-directional superabsorbent concentration gradient |
US4795482A (en) * | 1987-06-30 | 1989-01-03 | Union Carbide Corporation | Process for eliminating organic odors and compositions for use therein |
JPH068604B2 (ja) | 1988-05-23 | 1994-02-02 | 本田技研工業株式会社 | 内燃機関の弁作動状態切換装置 |
TW207987B (ja) * | 1991-03-20 | 1993-06-21 | Hoechst Ag | |
DE4242923C2 (de) | 1992-12-18 | 1996-03-14 | Pfaff Ag G M | Bügelmaschine mit einer Einrichtung zum Befeuchten des Bügelgutes |
WO1995021876A1 (fr) | 1994-02-10 | 1995-08-17 | Kohjin Co., Ltd. | Composition polymere hydroabsorbante/desorbante et thermosensible |
US5573994A (en) * | 1994-05-13 | 1996-11-12 | University Of Cincinnati | Superabsorbent foams, and method for producing the same |
US5855572A (en) * | 1996-03-22 | 1999-01-05 | The Procter & Gamble Company | Absorbent components having a fluid acquisition zone |
-
1996
- 1996-10-28 SE SE9603920A patent/SE507535C2/sv not_active IP Right Cessation
-
1997
- 1997-10-17 DE DE69718931T patent/DE69718931T2/de not_active Expired - Lifetime
- 1997-10-17 RU RU99111260/14A patent/RU2194481C2/ru not_active IP Right Cessation
- 1997-10-17 PL PL97333021A patent/PL189486B1/pl not_active IP Right Cessation
- 1997-10-17 EP EP97911539A patent/EP0944402B1/en not_active Expired - Lifetime
- 1997-10-17 KR KR1019990703677A patent/KR20000052843A/ko not_active Application Discontinuation
- 1997-10-17 SK SK503-99A patent/SK50399A3/sk unknown
- 1997-10-17 JP JP52035298A patent/JP2001504005A/ja not_active Ceased
- 1997-10-17 CZ CZ991269A patent/CZ126999A3/cs unknown
- 1997-10-17 WO PCT/SE1997/001739 patent/WO1998018504A1/en active IP Right Grant
- 1997-10-17 MX MXPA99003895A patent/MXPA99003895A/es not_active Application Discontinuation
- 1997-10-17 US US09/284,635 patent/US6465710B1/en not_active Expired - Fee Related
- 1997-10-24 ZA ZA9709566A patent/ZA979566B/xx unknown
- 1997-10-27 TW TW86115861A patent/TW353613B/zh active
- 1997-10-28 CO CO97063270A patent/CO4870753A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
ZA979566B (en) | 1998-05-12 |
PL189486B1 (pl) | 2005-08-31 |
US6465710B1 (en) | 2002-10-15 |
MXPA99003895A (es) | 2011-03-28 |
TW353613B (en) | 1999-03-01 |
WO1998018504A1 (en) | 1998-05-07 |
SK50399A3 (en) | 2000-01-18 |
RU2194481C2 (ru) | 2002-12-20 |
KR20000052843A (ko) | 2000-08-25 |
EP0944402B1 (en) | 2003-02-05 |
CZ126999A3 (cs) | 1999-09-15 |
CO4870753A1 (es) | 1999-12-27 |
SE9603920D0 (sv) | 1996-10-28 |
SE507535C2 (sv) | 1998-06-15 |
DE69718931D1 (de) | 2003-03-13 |
EP0944402A1 (en) | 1999-09-29 |
PL333021A1 (en) | 1999-11-08 |
DE69718931T2 (de) | 2003-12-11 |
SE9603920L (sv) | 1998-04-29 |
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Legal Events
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A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040921 |
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A72 | Notification of change in name of applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A721 Effective date: 20070208 |
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