CN101868336B - 表面具有图形符号的超吸收性泡沫 - Google Patents

表面具有图形符号的超吸收性泡沫 Download PDF

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Publication number
CN101868336B
CN101868336B CN200880116051.3A CN200880116051A CN101868336B CN 101868336 B CN101868336 B CN 101868336B CN 200880116051 A CN200880116051 A CN 200880116051A CN 101868336 B CN101868336 B CN 101868336B
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China
Prior art keywords
foam
weight
superabsorbent
mixture
foams
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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.)
Expired - Fee Related
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CN200880116051.3A
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English (en)
Chinese (zh)
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CN101868336A (zh
Inventor
A·齐默
E·J·鲍尔
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BASF SE
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BASF SE
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Expired - Fee Related legal-status Critical Current
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066Use of inorganic compounding ingredients
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/18Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/425Porous materials, e.g. foams or sponges
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42Use of materials characterised by their function or physical properties
    • A61L15/60Liquid-swellable gel-forming materials, e.g. super-absorbents
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16Making expandable particles
    • C08J9/20Making expandable particles by suspension polymerisation in the presence of the blowing agent
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36After-treatment
    • C08J9/365Coating
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00Foams characterized by the expanding agent
    • C08J2203/04N2 releasing, ex azodicarbonamide or nitroso compound
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2207/00Foams characterised by their intended use
    • C08J2207/12Sanitary use, e.g. diapers, napkins or bandages
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/02Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24496Foamed or cellular component
    • Y10T428/24504Component comprises a polymer [e.g., rubber, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Public Health (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polymerisation Methods In General (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
CN200880116051.3A 2007-11-15 2008-11-10 表面具有图形符号的超吸收性泡沫 Expired - Fee Related CN101868336B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07120800.3 2007-11-15
EP07120800 2007-11-15
PCT/EP2008/065195 WO2009062902A2 (de) 2007-11-15 2008-11-10 Superabsorbierender schaum mit grafischen zeichen an der oberfläche

Publications (2)

Publication Number Publication Date
CN101868336A CN101868336A (zh) 2010-10-20
CN101868336B true CN101868336B (zh) 2014-03-26

Family

ID=40564592

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200880116051.3A Expired - Fee Related CN101868336B (zh) 2007-11-15 2008-11-10 表面具有图形符号的超吸收性泡沫

Country Status (6)

Country Link
US (1) US20100268181A1 (https=)
EP (1) EP2212081B1 (https=)
JP (1) JP2011505436A (https=)
CN (1) CN101868336B (https=)
AT (1) ATE552093T1 (https=)
WO (1) WO2009062902A2 (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102317329B (zh) 2009-02-17 2014-10-08 株式会社日本触媒 聚丙烯酸系吸水性树脂粉末及其制造方法
CN102498134B (zh) 2009-09-16 2013-10-30 株式会社日本触媒 吸水性树脂粉末的制造方法
WO2011032862A1 (de) * 2009-09-18 2011-03-24 Basf Se Mit superabsorber ausgerüstete offenzellige schäume
US9574019B2 (en) 2009-11-23 2017-02-21 Basf Se Methods for producing water-absorbent foamed polymer particles
KR101895624B1 (ko) 2009-12-24 2018-09-05 가부시키가이샤 닛폰 쇼쿠바이 폴리아크릴산계 흡수성 수지분말 및 그 제조방법
CN102822209B (zh) 2010-04-07 2014-09-03 株式会社日本触媒 聚丙烯酸(盐)系吸水性树脂粉末的制造方法、聚丙烯酸(盐)系吸水性树脂粉末
EP2565219B1 (en) 2010-04-27 2018-06-27 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water absorbent resin powder
JP6157853B2 (ja) 2010-06-30 2017-07-05 株式会社日本触媒 ポリアクリル酸系吸水性樹脂及びその製造方法
US20120296297A1 (en) * 2011-05-18 2012-11-22 Achille Di Cintio Feminine hygiene absorbent articles comprising water-absorbing polymeric foams
US8987545B2 (en) * 2011-05-18 2015-03-24 The Procter & Gamble Company Feminine hygiene absorbent articles comprising water-absorbing polymer particles
JP6124874B2 (ja) * 2011-05-18 2017-05-10 ビーエーエスエフ ソシエタス・ヨーロピアBasf Se 血液及び/又は月経液を吸収するための吸水性ポリマー粒子の使用
US9198996B2 (en) * 2011-05-18 2015-12-01 Basf Se Water-absorbing composites
US9265855B2 (en) * 2011-05-18 2016-02-23 The Procter & Gamble Company Feminine hygiene absorbent article comprising a superabsorbent foam of high swell rate
WO2012156386A1 (de) * 2011-05-18 2012-11-22 Basf Se Verwendung wasserabsorbierender polymerpartikel zur entwässerung von fäkalien
US9149556B2 (en) * 2011-05-18 2015-10-06 The Procter & Gamble Company Feminine hygiene absorbent articles comprising water-absorbing composites
JP5599513B2 (ja) 2011-06-29 2014-10-01 株式会社日本触媒 ポリアクリル酸(塩)系吸水性樹脂粉末及びその製造方法
US20150022148A1 (en) * 2012-01-23 2015-01-22 Avery Dennison Corporation Electrochemical cell labels and accessories
EP3369480B1 (en) 2012-10-03 2020-01-01 Nippon Shokubai Co., Ltd. Water absorbing agent
KR20140063400A (ko) 2012-11-15 2014-05-27 주식회사 엘지화학 고흡수성 수지
WO2015046604A1 (ja) 2013-09-30 2015-04-02 株式会社日本触媒 粒子状吸水剤の充填方法および粒子状吸水剤充填物のサンプリング方法
WO2015093594A1 (ja) 2013-12-20 2015-06-25 株式会社日本触媒 ポリアクリル酸(塩)系吸水剤及びその製造方法
US10207250B2 (en) 2014-02-28 2019-02-19 Nippon Shokubai Co., Ltd. Poly(meth)acrylic acid (salt)-based particulate absorbent
US9873104B2 (en) 2014-03-03 2018-01-23 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water-absorbing resin
US9896529B2 (en) 2014-03-03 2018-02-20 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water-absorbable resin
EP2942067A1 (en) 2014-04-01 2015-11-11 Fintex and Partners Italia S.p.A. Composition for articles designed to absorb body fluids
WO2019068941A1 (es) * 2017-10-06 2019-04-11 Soriano Azorin Juan Jose Sistema para extinción de incendios
JP6954050B2 (ja) * 2017-11-24 2021-10-27 凸版印刷株式会社 刺激応答性可逆変形構造体及びその製造方法
CN111973814B (zh) * 2019-05-21 2024-04-19 中国人民解放军军事科学院军事医学研究院 一种具有复合仿生界面的血管支架及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1244086A (en) * 1968-12-31 1971-08-25 Goeppinger Kaliko Kunstleder Flat-shaped articles of vinyl polymers and process of producing the same
CN1668681A (zh) * 2002-07-12 2005-09-14 巴斯福股份公司 由吸水性的、主要开孔的交联酸官能加成聚合物泡沫形成的制品在卫生用品中的用途
WO2006106108A1 (de) * 2005-04-05 2006-10-12 Basf Aktiengesellschaft Quellverzögerter superabsorbierender schaum, verfahren zu seiner herstellung und seine verwendung

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900378A (en) 1971-11-01 1975-08-19 Union Carbide Corp Hydrogels from radiation crosslinked blends of hydrophilic polymers and fillers
US4500670B1 (en) * 1983-11-22 1994-12-27 Dow Chemical Co Composite mixtures for improving gel strength of water absorbent gels
US4735987A (en) * 1986-03-25 1988-04-05 Osaka Yuki Kagaku Kogyo Kabushiki Kaisha Method for manufacture of high-expansion type absorbent polymer
US4914066A (en) 1989-02-24 1990-04-03 Hoechst Celanese Corporation Pellets of clay and superabsorbent polymer
CA2071962C (en) 1990-02-12 1994-09-20 Nancy Karapasha High capacity odor controlling compositions
FI923595A0 (fi) 1990-02-12 1992-08-11 Procter & Gamble Blandade luktkontrollerande kompositioner.
JPH03239753A (ja) * 1990-02-19 1991-10-25 Kao Corp 吸水性ポリウレタンフォーム及びその製造方法
DE4029593C2 (de) * 1990-09-19 1994-07-07 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von Absorptionsmaterial auf Polymerbasis mit verbesserter Abbaubarkeit und Absorption von Wasser, wäßrigen Lösungen und Körperflüssigkeiten und die Verwendung in Hygieneartikeln und zur Bodenverbesserung
US5419956A (en) 1991-04-12 1995-05-30 The Procter & Gamble Company Absorbent structures containing specific particle size distributions of superabsorbent hydrogel-forming materials mixed with inorganic powders
US5496862A (en) * 1993-05-05 1996-03-05 Supreme Corq Molded styrene block copolymer closure for a wine container
JP3665797B2 (ja) 1994-12-22 2005-06-29 ユニ・チャーム株式会社 消臭性樹脂組成物およびその製法
JP3917178B2 (ja) * 1995-01-23 2007-05-23 ストックハウゼン・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・ウント・コムパニー・コマンディットゲゼルシャフト 超吸収性物質を有する基材、その製造方法およびその使用
DE19540951A1 (de) * 1995-11-03 1997-05-07 Basf Ag Wasserabsorbierende, schaumförmige, vernetzte Polymerisate, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19607551A1 (de) * 1996-02-28 1997-09-04 Basf Ag Wasserabsorbierende, schaumförmige, vernetzte Polymerisate, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19607529A1 (de) * 1996-02-28 1997-09-04 Basf Ag Absorberelement aus superabsorbierenden Schäumen mit anisotropem Quellverhalten
DE19809540A1 (de) * 1998-03-05 1999-09-09 Basf Ag Wasserabsorbierende, schaumförmige, vernetzte Polymerisate, Verfahren zu ihrer Herstellung und ihre Verwendung
US6124391A (en) 1998-08-18 2000-09-26 Stockhausen Gmbh & Co. Kg Superabsorbent polymers having anti-caking characteristics
DE19909214A1 (de) * 1999-03-03 2000-09-07 Basf Ag Wasserabsorbierende, schaumförmige, vernetzte Polymerisate mit verbesserter Verteilungswirkung, Verfahren zu ihrer Herstellung und ihre Verwendung
PL352039A1 (en) 1999-05-26 2003-07-28 Alberta Res Council Networked polymer/clay alloy
WO2001013965A1 (de) 1999-08-20 2001-03-01 Stockhausen Gmbh & Co. Kg Wasserabsorbierende polymere mit hohlraumverbindungen
EP1265572A1 (en) 1999-11-04 2002-12-18 Paragon Trade Brands, Inc. Improved superabsorbent composition and absorbent article using the same
DE10013217A1 (de) 2000-03-17 2001-09-20 Basf Ag Hydrophile, quellfähige Hydrogel-bildende Polymere m it Alumosilikatanteil
EP1276516B1 (en) * 2000-04-26 2006-02-08 Dow Global Technologies Inc. Durable, absorbent latex foam composition having high vertical wicking
JP3937793B2 (ja) * 2001-10-18 2007-06-27 ヤマハ株式会社 体積変化樹脂成形体およびその製造方法、成形型の製造方法
US20030120237A1 (en) * 2001-12-21 2003-06-26 Ted Guidotti Absorbent structure, and absorbent article containing the absorbent structure
KR20040091010A (ko) * 2002-02-06 2004-10-27 바스프 악티엔게젤샤프트 수-흡수성 염기성 중합체로부터 제조된 발포체, 그의 제조방법 및 용도
EP1358863B1 (en) * 2002-05-03 2007-08-08 SCA Hygiene Products AB Absorbent article containing a skin care composition
DE10247241A1 (de) * 2002-10-10 2004-04-22 Basf Ag Superabsorbierender Schaum, Verfahren zu seiner Herstellung und seine Verwendung
DE102005011165A1 (de) * 2005-03-09 2006-09-14 Basf Ag Superabsorbierender Schaum, Verfahren zu seiner Herstellung und seine Verwendung
US8158689B2 (en) * 2005-12-22 2012-04-17 Kimberly-Clark Worldwide, Inc. Hybrid absorbent foam and articles containing it

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1244086A (en) * 1968-12-31 1971-08-25 Goeppinger Kaliko Kunstleder Flat-shaped articles of vinyl polymers and process of producing the same
CN1668681A (zh) * 2002-07-12 2005-09-14 巴斯福股份公司 由吸水性的、主要开孔的交联酸官能加成聚合物泡沫形成的制品在卫生用品中的用途
WO2006106108A1 (de) * 2005-04-05 2006-10-12 Basf Aktiengesellschaft Quellverzögerter superabsorbierender schaum, verfahren zu seiner herstellung und seine verwendung

Also Published As

Publication number Publication date
WO2009062902A3 (de) 2009-07-02
JP2011505436A (ja) 2011-02-24
CN101868336A (zh) 2010-10-20
ATE552093T1 (de) 2012-04-15
EP2212081B1 (de) 2012-04-04
US20100268181A1 (en) 2010-10-21
WO2009062902A2 (de) 2009-05-22
EP2212081A2 (de) 2010-08-04

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