BE797279A - Matieres insolubles dans l'eau absorbant et retenant les liquides et procedes pour les preparer - Google Patents

Matieres insolubles dans l'eau absorbant et retenant les liquides et procedes pour les preparer

Info

Publication number
BE797279A
BE797279A BE129222A BE129222A BE797279A BE 797279 A BE797279 A BE 797279A BE 129222 A BE129222 A BE 129222A BE 129222 A BE129222 A BE 129222A BE 797279 A BE797279 A BE 797279A
Authority
BE
Belgium
Prior art keywords
preparing
methods
water insoluble
insoluble materials
retaining liquids
Prior art date
Application number
BE129222A
Other languages
English (en)
French (fr)
Inventor
Pronoy K Chatterjee
Michael C Kwok
Original Assignee
Personal Products Co
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 Personal Products Co filed Critical Personal Products Co
Publication of BE797279A publication Critical patent/BE797279A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/10—Crosslinking of cellulose
    • 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
    • A61L15/28—Polysaccharides or their derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S604/00—Surgery
    • Y10S604/904—Tampons
BE129222A 1970-10-26 1973-03-23 Matieres insolubles dans l'eau absorbant et retenant les liquides et procedes pour les preparer BE797279A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8412970A 1970-10-26 1970-10-26
DE19732314689 DE2314689A1 (de) 1970-10-26 1973-03-24 Fluessigkeiten aufsaugende und zurueckhaltende cellulosematerialien und verfahren zu ihrer herstellung

Publications (1)

Publication Number Publication Date
BE797279A true BE797279A (fr) 1973-09-24

Family

ID=25764865

Family Applications (1)

Application Number Title Priority Date Filing Date
BE129222A BE797279A (fr) 1970-10-26 1973-03-23 Matieres insolubles dans l'eau absorbant et retenant les liquides et procedes pour les preparer

Country Status (7)

Country Link
US (1) US3723413A (xx)
JP (1) JPS5817201B2 (xx)
BE (1) BE797279A (xx)
CA (1) CA1020936A (xx)
DE (1) DE2314689A1 (xx)
IN (1) IN139895B (xx)
SE (1) SE384688B (xx)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136697A (en) * 1972-11-24 1979-01-30 Avtex Fibers Inc. Fibers of high fluid-holding capacity
US3971379A (en) * 1975-04-04 1976-07-27 Personal Products Company Absorbent hydrophilic cellulosic product
US4063018A (en) * 1975-04-07 1977-12-13 Daicel Ltd. Process for preparing alkali metal salt of carboxymethyl cellulose ether
DE2519927C2 (de) * 1975-05-05 1986-10-23 Hoechst Ag, 6230 Frankfurt Verfahren zum Herstellen von Wasser aufnehmenden, aber darin zu mehr als 50 Gew.-% unlöslichen Celluloseethern
DE2534358C3 (de) * 1975-08-01 1978-04-13 Hoechst Ag, 6000 Frankfurt Verfahren zum Beschichten eines Bandes aus hydrophilem Material mit Puder aus einem modifizierten Celluloseether
DE2554558C3 (de) * 1975-12-04 1981-11-05 Hoechst Ag, 6000 Frankfurt Verfahren zum Beschichten eines Bandes aus hydrophilem Material mit Puder aus einem modifizierten Celluloseether
DE2547650B2 (de) * 1975-10-24 1981-01-22 Hoechst Ag, 6000 Frankfurt Flächenförmiges saugfähiges Schichtgebilde
US4199367A (en) * 1975-11-07 1980-04-22 Avtex Fibers Inc. Alloy rayon
US4051040A (en) * 1976-03-17 1977-09-27 John L. Hutchinson Antithrombogenic hemo dialysis membranes
US4289824A (en) * 1977-04-22 1981-09-15 Avtex Fibers Inc. High fluid-holding alloy rayon fiber mass
DE2823757C2 (de) * 1978-05-31 1982-10-21 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von quellfähigen Fasern oder quellfähigen textilen Flächengebilden
IT1121850B (it) * 1979-06-20 1986-04-23 Montedison Spa Pol-carbossi-alchil-cellulose ad ritezione dei fluidi e processo per la loro preparazione
DE3034169A1 (de) * 1980-09-11 1982-04-15 Rudolf 6670 St Ingbert Marx Wasseradsorbierende einlage fuer lebensmittelpackungen
US4405324A (en) * 1981-08-24 1983-09-20 Morca, Inc. Absorbent cellulosic structures
US4755562A (en) * 1986-06-10 1988-07-05 American Colloid Company Surface treated absorbent polymers
US4985518A (en) * 1981-10-26 1991-01-15 American Colloid Company Process for preparing water-absorbing resins
DE3303153A1 (de) * 1983-01-31 1984-08-02 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von hochsubstituierten carboxyalkylcellulosen und deren mischethern
US4521594A (en) * 1983-05-20 1985-06-04 Daicel Chemical Industries, Ltd. Process for producing sodium carboxymethylcellulose
JPS6094401A (ja) * 1983-10-31 1985-05-27 Asahi Chem Ind Co Ltd 吸液特性のすぐれたセルロース誘導体およびその製造方法
US4689118A (en) * 1985-07-22 1987-08-25 Personal Products Company Cross-linked pore containing microfibrillated cellulose prepared by freezing and solvent exchange
JPS62141001A (ja) * 1985-12-13 1987-06-24 Dai Ichi Kogyo Seiyaku Co Ltd 水不溶性のカルボキシアルキルセルロ−ス・アルカリ金属塩の製造方法
US5079354A (en) * 1989-10-27 1992-01-07 Kimberly-Clark Corporation Method for making absorbent starch
US5206205A (en) * 1991-08-15 1993-04-27 Kimberly-Clark Corporation Thermal treatment of superabsorbents to enhance their rate of absorbency under load
CA2073292C (en) * 1991-10-25 2004-06-29 Xin Ning Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
US5247072A (en) * 1991-10-25 1993-09-21 Kimberly-Clark Corporation Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
GB9126193D0 (en) * 1991-12-10 1992-02-12 Courtaulds Plc Cellulosic fibres
CA2072918A1 (en) * 1992-02-14 1993-08-15 Jian Qin Modified polysaccharides having improved absorbent properties and process for the preparation thereof
US5550189A (en) * 1992-04-17 1996-08-27 Kimberly-Clark Corporation Modified polysaccharides having improved absorbent properties and process for the preparation thereof
GB9301258D0 (en) * 1993-01-22 1993-03-17 Courtaulds Plc Use of absorbent fibre
JP3274550B2 (ja) * 1993-08-03 2002-04-15 株式会社日本触媒 吸水材の製法
JP3396961B2 (ja) * 1994-08-09 2003-04-14 王子製紙株式会社 吸水性セルロース材料の製造方法
US5725601A (en) * 1994-08-09 1998-03-10 New Oji Paper Co., Ltd. Process for producing water-absorbent cross-linked, carboxyalkylated cellulose-containing material
US5498705A (en) * 1995-02-22 1996-03-12 Kimberly-Clark Corporation Modified polysaccharides having improved absorbent properties and process for the preparation thereof
US5801116A (en) * 1995-04-07 1998-09-01 Rhodia Inc. Process for producing polysaccharides and their use as absorbent materials
US5817159A (en) * 1996-12-31 1998-10-06 Cahill; Scott A. Filter with interpenetrating polymer network that biodegrades
DE19746264A1 (de) * 1997-10-20 1999-04-29 Wolff Walsrode Ag Verfahren zur Herstellung einer Carboxymethylcellulose mit verbesserter Wasserretention
JP4819984B2 (ja) * 1999-06-23 2011-11-24 独立行政法人日本原子力研究開発機構 自己架橋型アルキルセルロース誘導体、及びそれらの製造方法
JP2002078733A (ja) * 2000-06-28 2002-03-19 Uni Charm Corp 吸収性物品
US6517625B2 (en) * 2001-01-03 2003-02-11 Mgp Ingredients, Inc. Protein/starch paper coating compositions and method of use thereof
US6500947B1 (en) * 2001-08-24 2002-12-31 Weyerhaeuser Company Superabsorbent polymer
US20030135180A1 (en) * 2002-01-10 2003-07-17 Nguyen Hien Vu Absorbent device with a lubricious cover
GB0210233D0 (en) * 2002-05-03 2002-06-12 Acordis Speciality Fibres Ltd Wound dressings
US20030035950A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US20030034136A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US20030024663A1 (en) * 2002-07-19 2003-02-06 Neogi Amar N. Superabsorbent cellulosic fiber
US20030034137A1 (en) * 2002-07-19 2003-02-20 Neogi Amar N. Superabsorbent cellulosic fiber
US6881252B2 (en) 2003-09-23 2005-04-19 Corn Products International, Inc. Fiber-based product
US7541396B2 (en) * 2004-12-29 2009-06-02 Weyerhaeuser Nr Company Method for making carboxyalkyl cellulose
WO2012135756A2 (en) 2011-04-01 2012-10-04 Solazyme, Inc. Biomass-based oil field chemicals
JP5937066B2 (ja) * 2011-04-27 2016-06-22 独立行政法人国立高等専門学校機構 吸水性および吸液性高分子
FI20116163L (fi) * 2011-11-23 2013-05-24 Upm Kymmene Corp Menetelmä ja järjestelmä selluloosamateriaalin valmistamiseksi
AU2012358203A1 (en) 2011-12-23 2014-07-24 Terravia Holdings, Inc. Algal thermoplastics, thermosets, paper, adsorbants and absorbants
CN103059321B (zh) * 2013-01-25 2015-11-18 湖北葛店人福药用辅料有限责任公司 一种交联羧甲基纤维素钠药用辅料的制备方法
BR112015021638A2 (pt) 2013-03-08 2017-07-18 Solazyme Inc fluido de perfuração, método para perfuração de um orifício de perfuração, lubrificante, fluido de metalurgia, e, máquina de perfuração de microtúneis
US9493640B2 (en) 2013-03-15 2016-11-15 Terravia Holdings, Inc. Wood plastic and thermoplastic composites
WO2016004401A1 (en) 2014-07-03 2016-01-07 Solazyme, Inc. Lubricants and wellbore fluids
US9610379B2 (en) 2015-01-23 2017-04-04 Fpinnovations Absorbent fibres produced from low-substituted carboxymethyl cellulose and the process thereof
MX2017012103A (es) 2015-03-24 2018-11-12 Terravia Holdings Inc Composiciones de microalgas y sus usos.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2060056A (en) * 1933-07-25 1936-11-10 Du Pont New cellulose glycollic acid and process for preparing same
US2486805A (en) * 1947-10-08 1949-11-01 Henry H Frede And Company Diapers and like sheetlike materials
US2639239A (en) * 1950-11-18 1953-05-19 Hercules Powder Co Ltd Heat-treated alkali-metal carboxymethyl cellulose and process of preparing it
US3342805A (en) * 1964-05-27 1967-09-19 Dow Chemical Co Process for the manufacture of cellulose ethers
US3379721A (en) * 1964-10-12 1968-04-23 Hercules Inc Process of treating water-soluble alkali metal salts of cmc and product

Also Published As

Publication number Publication date
JPS5817201B2 (ja) 1983-04-05
JPS49128987A (xx) 1974-12-10
CA1020936A (en) 1977-11-15
SE384688B (sv) 1976-05-17
DE2314689A1 (de) 1974-10-10
US3723413A (en) 1973-03-27
IN139895B (xx) 1976-08-14

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: PERSONAL PRODUCTS CY

Effective date: 19930323