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RU2002128608A - Постоянно смачиваемые сверхпоглощающие материалы - Google Patents

Постоянно смачиваемые сверхпоглощающие материалы

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Publication number
RU2002128608A
RU2002128608A RU2002128608/15A RU2002128608A RU2002128608A RU 2002128608 A RU2002128608 A RU 2002128608A RU 2002128608/15 A RU2002128608/15 A RU 2002128608/15A RU 2002128608 A RU2002128608 A RU 2002128608A RU 2002128608 A RU2002128608 A RU 2002128608A
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Russia
Prior art keywords
superabsorbent material
surfactant
groups
solvent
group
Prior art date
Application number
RU2002128608/15A
Other languages
English (en)
Other versions
RU2266140C2 (ru
Inventor
Джиан КУИН (US)
Джиан КУИН
Ксиаомин ЗАНГ (US)
Ксиаомин ЗАНГ
Сридхар РАНГАНАТАН (US)
Сридхар РАНГАНАТАН
Йонг ЛИ (US)
Йонг Ли
Original Assignee
Кимберли-Кларк Ворлдвайд, Инк. (Us)
Кимберли-Кларк Ворлдвайд, Инк.
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Application filed by Кимберли-Кларк Ворлдвайд, Инк. (Us), Кимберли-Кларк Ворлдвайд, Инк. filed Critical Кимберли-Кларк Ворлдвайд, Инк. (Us)
Publication of RU2002128608A publication Critical patent/RU2002128608A/ru
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Publication of RU2266140C2 publication Critical patent/RU2266140C2/ru

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/264—Synthetic macromolecular compounds derived from different types of monomers, e.g. linear or branched copolymers, block copolymers, graft copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
    • B01J20/267—Cross-linked polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28023—Fibres or filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28033—Membrane, sheet, cloth, pad, lamellar or mat
    • B01J20/28035—Membrane, sheet, cloth, pad, lamellar or mat with more than one layer, e.g. laminates, separated sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3071—Washing or leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3206—Organic carriers, supports or substrates
    • B01J20/3208—Polymeric carriers, supports or substrates
    • B01J20/321—Polymeric carriers, supports or substrates consisting of a polymer obtained by reactions involving only carbon to carbon unsaturated bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3214—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the method for obtaining this coating or impregnating
    • B01J20/3217—Resulting in a chemical bond between the coating or impregnating layer and the carrier, support or substrate, e.g. a covalent bond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • B01J20/3246—Non-macromolecular compounds having a well defined chemical structure
    • B01J20/3248—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one type of heteroatom selected from a nitrogen, oxygen or sulfur, these atoms not being part of the carrier as such
    • B01J20/3251—Non-macromolecular compounds having a well defined chemical structure the functional group or the linking, spacer or anchoring group as a whole comprising at least one type of heteroatom selected from a nitrogen, oxygen or sulfur, these atoms not being part of the carrier as such comprising at least two different types of heteroatoms selected from nitrogen, oxygen or sulphur
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3287—Layers in the form of a liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3291—Characterised by the shape of the carrier, the coating or the obtained coated product
    • B01J20/3297—Coatings in the shape of a sheet
    • 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
    • A61F2013/530583—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 characterized by the form
    • A61F2013/530613—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 characterized by the form in fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/68—Superabsorbents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Claims (21)

1. Способ получения постоянно смачиваемого сверхпоглощающего материала, предусматривающий обработку сверхпоглощающего материала раствором поверхностно-активного вещества, в котором поверхностно-активное вещество имеет, по меньшей мере, первую функциональную группу, способную вступать в химическую реакцию с другой функциональной группой сверхпоглощающего материала, и, по меньшей мере, одну нереакционноспособную и гидрофильную функциональную группу, и в котором поверхностно-активное вещество наносят на сверхпоглощающий материал, когда другие функциональные группы на поверхности сверхпоглощающего материала активированы.
2. Способ по п.1, в котором раствор поверхностно-активного вещества содержит растворитель, который является растворителем для поверхностно-активного вещества, но не является растворителем для сверхпоглощающего материала, и в котором раствор поверхностно-активного вещества содержит некоторое количество воды, достаточное для сольватирования поверхности сверхпоглощающего материала, но меньшее, чем необходимо, чтобы вызывать значительное набухание сверхпоглощающего материала.
3. Способ по п.2, дополнительно включающий сушку обработанного сверхпоглощающего материала для удаления растворителя и воды.
4. Способ по п.1, дополнительно включающий промывку обработанного сверхпоглощающего материала растворителем для удаления непрочно присоединенного поверхностно-активного вещества.
5. Способ по п.2, в котором обработку осуществляют путем погружения или распыления.
6. Способ по п.1, в котором сверхпоглощающий материал является сверхпоглощающим волокном.
7. Способ по п.1, в котором сверхпоглощающий материал имеет форму, выбранную из группы, состоящей из частиц, пленки, нетканого материала, шариков, пенопласта и совместно сформованного материала.
8. Постоянно смачиваемое сверхпоглощающее волокно, полученное способом по п.б.
9. Волокно по п.8, вызывающее уменьшение поверхностного натяжения солевого раствора менее чем приблизительно на 30%.
10. Способ по п.1, в котором обработанный сверхпоглощающий материал имеет время пребывания на плаву менее 30 с и вызывает уменьшение поверхностного натяжения солевого раствора менее чем приблизительно на 30%.
11. Способ по п.1, в котором обработанный сверхпоглощающий материал вызывает уменьшение поверхностного натяжения солевого раствора менее чем приблизительно на 25%.
12. Способ по п.1, в котором обработанный сверхпоглощающий материал вызывает уменьшение поверхностного натяжения солевого раствора менее чем приблизительно на 20%.
13. Способ по п.1, в котором сверхпоглощающий материал выбран из группы, состоящей из солей щелочных металлов полиакриловых кислот, полиакриламидов, поливинилового спирта, сополимеров этилена и малеинового ангидрида, поливиниловых эфиров, гидроксипропилцеллюлозы, поливинилморфолинона и полимеров и сополимеров винилсульфоновой кислоты, полиакрилатов, полиакриламидов, поливиниламинов, полиаллиламинов и поливинилпиридина.
14. Способ по п.1, в котором сверхпоглощающий материал выбран из группы, состоящей из агара, альгина, каррагенана, крахмала, пектина, гуаровой смолы, хитозана и аналогичных веществ, модифицированных природных веществ, например, из карбоксиалкилцеллюлозы, метилцеллюлозы, гидроксиалкилцеллюлозы, соли хитозана, декстрана и аналогичных веществ.
15. Способ по п.1, в котором первая реакционноспособная функциональная группа поверхностно-активного вещества выбрана из группы, состоящей из групп четвертичного аммония, аминогрупп, карбоксильных групп, сульфонатных групп, фосфатных групп и соответствующих им кислотных групп.
16. Способ по п.1, в котором нереакционноспособная гидрофильная функциональная группа поверхностно-активного вещества выбрана из группы, состоящей из гидроксильных групп, эфирных групп, групп карбоновой кислоты, аминогрупп и иминогрупп.
17. Способ по п.2, в котором растворитель выбран из группы, состоящей из изо-пропанола, метанола, этанола, бутилового спирта, бутандиола, бутантриола, бутанона, ацетона, этиленгликоля, пропиленгликоля, глицерина и их смесей.
18. Способ по п.2, в котором вода представлена в количестве, составляющем приблизительно от 1 до 10% от общей массы растворителя.
19. Способ по п.1, в котором обработанный сверхпоглощающий материал имеет время пребывания на плаву, составляющее менее 30 с.
20. Одноразовое поглощающее изделие, содержащее влагопроницаемый верхний слой, изнаночный слой, присоединенный к верхнему слою, и поглощающую структуру, полученную с волокном по п.8, расположенную между верхним слоем и изнаночным слоем.
21. Способ по п.1, в котором поверхностно-активное вещество наносят на сверхпоглощающий материал, когда сверхпоглощающий материал находится в сольватированном состоянии.
RU2002128608/15A 2000-03-21 2001-03-16 Постоянно смачиваемые сверхпоглощающие материалы RU2266140C2 (ru)

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US53124700A 2000-03-21 2000-03-21
US09/531,247 2000-03-21

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RU2002128608A true RU2002128608A (ru) 2004-03-27
RU2266140C2 RU2266140C2 (ru) 2005-12-20

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US (1) US20040186239A1 (ru)
EP (1) EP1265649B1 (ru)
JP (1) JP2003527213A (ru)
KR (1) KR20030027884A (ru)
CN (1) CN1220527C (ru)
AR (1) AR028274A1 (ru)
AU (2) AU2001247489B2 (ru)
BR (1) BR0109380A (ru)
DE (1) DE60109026T2 (ru)
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CN1220527C (zh) 2005-09-28
MXPA02008764A (es) 2003-02-24
AU2001247489B2 (en) 2005-05-05
KR20030027884A (ko) 2003-04-07
DE60109026T2 (de) 2006-02-09
WO2001070287A2 (en) 2001-09-27
US20040186239A1 (en) 2004-09-23
AR028274A1 (es) 2003-04-30
JP2003527213A (ja) 2003-09-16
CN1423569A (zh) 2003-06-11
ZA200206461B (en) 2003-08-20
BR0109380A (pt) 2004-01-13
EP1265649A2 (en) 2002-12-18
AU4748901A (en) 2001-10-03
WO2001070287A3 (en) 2002-01-31
RU2266140C2 (ru) 2005-12-20
DE60109026D1 (de) 2005-03-31
EP1265649B1 (en) 2005-02-23

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