BR112014017052A2 - processo para preparação de partículas poliméricas hidroabsorventes, partículas poliméricas hidroabsorventes e seu uso, compósito e seu uso, processo para a produção de compósito, espumas, artigos moldados, fibras - Google Patents

processo para preparação de partículas poliméricas hidroabsorventes, partículas poliméricas hidroabsorventes e seu uso, compósito e seu uso, processo para a produção de compósito, espumas, artigos moldados, fibras

Info

Publication number
BR112014017052A2
BR112014017052A2 BR112014017052A BR112014017052A BR112014017052A2 BR 112014017052 A2 BR112014017052 A2 BR 112014017052A2 BR 112014017052 A BR112014017052 A BR 112014017052A BR 112014017052 A BR112014017052 A BR 112014017052A BR 112014017052 A2 BR112014017052 A2 BR 112014017052A2
Authority
BR
Brazil
Prior art keywords
composite
polymeric particles
absorbent polymeric
water
foams
Prior art date
Application number
BR112014017052A
Other languages
English (en)
Other versions
BR112014017052A8 (pt
BR112014017052B1 (pt
Inventor
Reimann Armin
Jung Detlef
Grupe Heinz-Peter
Rudolph Henry
Vorholt Herbert
Van Stiphoudt Manfred
W Beerhorst Martin
Becker Volker
Original Assignee
Evonik Degussa Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Publication of BR112014017052A2 publication Critical patent/BR112014017052A2/pt
Publication of BR112014017052A8 publication Critical patent/BR112014017052A8/pt
Publication of BR112014017052B1 publication Critical patent/BR112014017052B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • 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
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/008—Treatment of solid polymer wetted by water or organic solvents, e.g. coagulum, filter cakes
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075—Macromolecular gels
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • 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
    • C08J2333/00—Characterised 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
    • C08J2333/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
    • F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
    • F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/254—Polymeric or resinous material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
BR112014017052-5A 2012-01-12 2012-12-13 processo para preparação de partículas poliméricas hidroabsorventes BR112014017052B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12150870.9 2012-01-12
EP12150870.9A EP2615119B1 (en) 2012-01-12 2012-01-12 Cooling neutralized acrylic acid by means of an absorption chiller
PCT/EP2012/075360 WO2013104480A1 (en) 2012-01-12 2012-12-13 Cooling neutralized acrylic acid by means of an absorption chiller

Publications (3)

Publication Number Publication Date
BR112014017052A2 true BR112014017052A2 (pt) 2017-06-13
BR112014017052A8 BR112014017052A8 (pt) 2017-07-04
BR112014017052B1 BR112014017052B1 (pt) 2020-11-17

Family

ID=47501147

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014017052-5A BR112014017052B1 (pt) 2012-01-12 2012-12-13 processo para preparação de partículas poliméricas hidroabsorventes

Country Status (8)

Country Link
US (1) US20150017426A1 (pt)
EP (1) EP2615119B1 (pt)
JP (1) JP5903503B2 (pt)
KR (1) KR101625783B1 (pt)
CN (1) CN104053683B (pt)
BR (1) BR112014017052B1 (pt)
TW (1) TWI600667B (pt)
WO (1) WO2013104480A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101718942B1 (ko) * 2013-09-17 2017-03-22 주식회사 엘지화학 고흡수성 수지의 제조 방법
EA032199B1 (ru) * 2014-04-25 2019-04-30 Сонвон Индастриал Ко., Лтд. Способ и устройство для получения водоабсорбирующих полимерных частиц и композиционный материал на их основе
EA032127B1 (ru) * 2014-04-25 2019-04-30 Сонвон Индастриал Ко., Лтд. Способ и устройство для получения водоабсорбирующих полимерных частиц с применением карбонатного вспенивания и ленточной сушки и композиционный материал
WO2015163511A1 (en) * 2014-04-25 2015-10-29 Songwon Industrial Co., Ltd. Classifying fines in the production of water-absorbent polymer particles
EA031397B1 (ru) * 2014-04-25 2018-12-28 Сонвон Индастриал Ко., Лтд. Способ и устройство для получения водоабсорбирующих полимерных частиц, применение частиц, композиционный материал и способ его получения
US11931928B2 (en) 2016-12-29 2024-03-19 Evonik Superabsorber Llc Continuous strand superabsorbent polymerization
CN107764122B (zh) * 2017-11-20 2023-09-22 济南热力集团有限公司 一种基于余热利用的大温差冷水复合式梯级利用***
CN112515856B (zh) * 2020-11-30 2022-05-10 江苏达胜伦比亚生物科技有限公司 一种辐射法制备水凝胶敷料装置及其方法
CN113442362B (zh) * 2021-06-18 2022-12-09 澳蓝（福建）实业有限公司 一种高分子间接蒸发芯体的加工方法
CN113701272B (zh) * 2021-08-27 2022-06-17 济南大学 一种同时实现被动制冷和太阳能捕获利用的装置及其制备方法

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51125468A (en) 1975-03-27 1976-11-01 Sanyo Chem Ind Ltd Method of preparing resins of high water absorbency
DE2617612A1 (de) 1976-04-22 1977-11-10 Roland Offsetmaschf Verfahren und vorrichtung zum mischen verschiedener materialien
DE2706135C2 (de) 1977-02-14 1982-10-28 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld Verdickungsmittel für ausgeschiedenen Darminhalt und Harn
US4286082A (en) 1979-04-06 1981-08-25 Nippon Shokubai Kagaku Kogyo & Co., Ltd. Absorbent resin composition and process for producing same
JPS60163956A (ja) 1984-02-04 1985-08-26 Arakawa Chem Ind Co Ltd 吸水性樹脂の製法
DE3544770A1 (de) 1985-12-18 1987-06-19 Stockhausen Chem Fab Gmbh Verfahren und vorrichtung zum kontinuierlichen herstellen von polymerisaten und copolymerisaten der acrylsaeure und/oder methacrylsaeure
CA2001397A1 (en) 1988-10-28 1990-04-28 Tadao Shimomura Method for production of acrylate and acrylate-containing polymer
DE4020780C1 (pt) 1990-06-29 1991-08-29 Chemische Fabrik Stockhausen Gmbh, 4150 Krefeld, De
EP0878488B2 (en) 1992-06-10 2010-10-27 Nippon Shokubai Co., Ltd. Method for production of hydrophilic resin
DE4244548C2 (de) 1992-12-30 1997-10-02 Stockhausen Chem Fab Gmbh Pulverförmige, unter Belastung wäßrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung in textilen Konstruktionen für die Körperhygiene
DE4418818C2 (de) 1993-07-09 1997-08-21 Stockhausen Chem Fab Gmbh Pulverförmige, vernetzte, wäßrige Flüssigkeiten und/oder Körperflüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Anwendung
DE4333056C2 (de) 1993-09-29 1998-07-02 Stockhausen Chem Fab Gmbh Pulverförmige, wäßrige Flüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung als Absorptionsmittel
DE19518645C1 (de) 1995-05-20 1996-09-19 Stockhausen Chem Fab Gmbh Vorrichtung und Verfahren zur Grobzerkleinerung von wasserhaltigen Polymerisatgelen
KR100476170B1 (ko) 1998-04-28 2005-03-10 니폰 쇼쿠바이 컴파니 리미티드 흡수성수지 함수겔상물의 제조방법
DE19909653A1 (de) * 1999-03-05 2000-09-07 Stockhausen Chem Fab Gmbh Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19955861A1 (de) 1999-11-20 2001-05-23 Basf Ag Verfahren zur kontinuierlichen Herstellung von vernetzten feinteiligen gelförmigen Polymerisaten
DE10043710B4 (de) * 2000-09-04 2015-01-15 Evonik Degussa Gmbh Verwendung pulverförmiger an der Oberfläche nachvernetzter Polymerisate und Hygieneartikel
US20020115971A1 (en) 2000-12-20 2002-08-22 Holmes Lori Tassone Thin, high capacity multi-layer absorbent core
US6867269B2 (en) 2001-12-19 2005-03-15 Nippon Shokubai Co., Ltd. Water-absorbent resin and production process therefor
JP3905781B2 (ja) * 2002-03-20 2007-04-18 株式会社日本触媒 ポリアクリル酸の製造方法
DE10223060A1 (de) 2002-05-24 2003-12-24 Stockhausen Chem Fab Gmbh Verfahren zur Regulierung der Luftfeuchtigkeit in geschlossenen Systemen
BRPI0401479A (pt) 2003-04-25 2004-11-30 Nippon Catalytic Chem Ind Método para a desintegração de polìmero de hidrato e método para a produção de resina absorvente de água
JP4713167B2 (ja) 2005-01-21 2011-06-29 株式会社日本触媒 吸水性樹脂の製造方法
DE102005042604A1 (de) * 2005-09-07 2007-03-08 Basf Ag Neutralisationsverfahren
DE102005042605A1 (de) 2005-09-07 2007-03-08 Basf Ag Neutralisationsverfahren
DE102005042606A1 (de) 2005-09-07 2007-03-08 Basf Ag Neutralisationsverfahren
CN101977939B (zh) * 2008-03-31 2012-11-21 株式会社日本触媒 以吸水性树脂为主成分的颗粒状吸水剂的制造方法及其制造装置
BRPI0915852A2 (pt) * 2008-07-11 2015-08-04 Basf Se Processo para produzir partículas poliméricas que absorvem água.
EP2281627A1 (en) * 2009-07-01 2011-02-09 Total Petrochemicals Research Feluy Process for producing steam using heat recovered from a polymerization reaction
US20110126563A1 (en) * 2009-11-30 2011-06-02 General Electric Company Absorption chiller and system incorporating the same
DE102010008163A1 (de) * 2010-02-16 2011-08-18 Evonik Stockhausen GmbH, 47805 Verfahren zur Rückführung von Polymerfeinteilchen

Also Published As

Publication number Publication date
CN104053683B (zh) 2016-04-20
TW201329109A (zh) 2013-07-16
JP5903503B2 (ja) 2016-04-13
WO2013104480A1 (en) 2013-07-18
BR112014017052A8 (pt) 2017-07-04
EP2615119A1 (en) 2013-07-17
JP2015507045A (ja) 2015-03-05
CN104053683A (zh) 2014-09-17
KR20140119101A (ko) 2014-10-08
KR101625783B1 (ko) 2016-05-30
BR112014017052B1 (pt) 2020-11-17
EP2615119B1 (en) 2016-10-26
TWI600667B (zh) 2017-10-01
US20150017426A1 (en) 2015-01-15

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B25D Requested change of name of applicant approved

Owner name: EVONIK OPERATIONS GMBH (DE)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 13/12/2012, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: EVONIK SUPERABSORBER GMBH (DE)