DE3172527D1 - Process for preparing porous, spherical cellulose particles - Google Patents

Process for preparing porous, spherical cellulose particles

Info

Publication number
DE3172527D1
DE3172527D1 DE8181303476T DE3172527T DE3172527D1 DE 3172527 D1 DE3172527 D1 DE 3172527D1 DE 8181303476 T DE8181303476 T DE 8181303476T DE 3172527 T DE3172527 T DE 3172527T DE 3172527 D1 DE3172527 D1 DE 3172527D1
Authority
DE
Germany
Prior art keywords
cellulose particles
preparing porous
spherical cellulose
spherical
porous
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.)
Expired
Application number
DE8181303476T
Other languages
English (en)
Inventor
Masahiko Nishikawa
Hiroaki Ishibashi
Hidenori Furukawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JNC Corp
Original Assignee
Chisso Corp
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 Chisso Corp filed Critical Chisso Corp
Application granted granted Critical
Publication of DE3172527D1 publication Critical patent/DE3172527D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08J3/12—Powdering or granulating
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • C08B3/24—Hydrolysis or ripening
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
    • C08J2201/0502—Elimination by evaporation or heat degradation of a liquid phase the liquid phase being organic
    • 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE8181303476T 1980-08-21 1981-07-28 Process for preparing porous, spherical cellulose particles Expired DE3172527D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11498280A JPS5738801A (en) 1980-08-21 1980-08-21 Production of porous spherical cellulose particle

Publications (1)

Publication Number Publication Date
DE3172527D1 true DE3172527D1 (en) 1985-11-07

Family

ID=14651415

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181303476T Expired DE3172527D1 (en) 1980-08-21 1981-07-28 Process for preparing porous, spherical cellulose particles

Country Status (4)

Country Link
US (2) US4390691A (de)
EP (1) EP0047064B1 (de)
JP (1) JPS5738801A (de)
DE (1) DE3172527D1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6079044A (ja) * 1983-10-06 1985-05-04 Daicel Chem Ind Ltd 匂物質含有酢酸セルロ−ス多孔性成形体
DE3483311D1 (de) † 1983-12-28 1990-10-31 Daicel Chem Verfahren zur trennung optischer und geometrischer isomere.
JPS60155245A (ja) * 1984-01-24 1985-08-15 Daicel Chem Ind Ltd 酢酸セルロ−ス多孔質球状粒子及びその製造方法
JPS60197746A (ja) * 1984-03-21 1985-10-07 Daicel Chem Ind Ltd 多孔質球状粒子及びその製法
JPS60226832A (ja) * 1984-04-02 1985-11-12 Daicel Chem Ind Ltd 多糖の脂肪族エステルを含む分離剤
US5192444A (en) * 1984-04-02 1993-03-09 Daicel Chemical Industries, Ltd. Separating with an agent comprising an aliphatic ester of a polysaccharide
US5268098A (en) * 1984-04-02 1993-12-07 Daicel Chemical Industries, Ltd. Separation agent comprising aliphatic or aromatic ester of polysaccharide
JPH0680081B2 (ja) * 1984-04-11 1994-10-12 ダイセル化学工業株式会社 多糖類誘導体
US5244734A (en) * 1985-04-19 1993-09-14 Kanebo Ltd. Fine cellulose particles and process for production thereof
SE464816B (sv) * 1985-10-15 1991-06-17 Nilsson Kjell Makroporoesa partiklar, foerfarande foer dess framstaellning och dess anvaendning
US4946953A (en) * 1986-10-16 1990-08-07 Kanebo, Ltd. Fine cellulose particles and process for production thereof employing coagulated viscose
US5047180A (en) * 1987-07-24 1991-09-10 Hoechst Celanese Corporation Process for making cellulose ester microparticles
US5064949A (en) * 1987-07-24 1991-11-12 Hoechst Celanese Corporation Cellulose ester microparticles and process for making the same
JPS6443530A (en) * 1987-08-10 1989-02-15 Asahi Chemical Ind Porous cellulose particle and its production
US5066793A (en) * 1987-10-26 1991-11-19 Ciba-Geigy Corporation Finely particulate cellulose esters of aromatic or aromatic-aliphatic carboxylic acids, process for their preparation, and the use thereof
US4888420A (en) * 1987-12-08 1989-12-19 Celanese Fibers, Inc. Water soluble cellulose acetate microspheres
US4997599A (en) * 1987-12-08 1991-03-05 Celanese Fibers Inc. Preparation of water soluble cellulose acetate microspheres
EP0348352B1 (de) * 1988-06-24 1995-01-11 Ciba-Geigy Ag Verfahren zur Herstellung von feinteiligen und porösen Celluloseteilchen
US5527902A (en) * 1989-12-29 1996-06-18 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Bead-shaped cellulose products for separating and carrier materials and their manufacture
DD296005A5 (de) * 1989-12-29 1991-11-21 ���@��������@���������@ ������@������� k�� Verfahren zur herstellung perlfoermiger celluloseprodukte zur verwendung als trenn- und traegermaterialien
DE4106623B4 (de) * 1991-02-27 2005-06-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Hydroxylgruppenhaltige Celluloseacetat-Mikrokugeln und Verfahren zu ihrer Herstellung
WO1999031141A2 (de) * 1997-12-14 1999-06-24 Thüringisches Institut für Textil- und Kunststoff-Forschung e.V. Verfahren zur herstellung von regulären porösen perlcellulosen, die perlcellulosen und ihre verwendung
WO2002046294A1 (de) * 2000-12-08 2002-06-13 Atc Dr. Mann E.K. Verfahren zur herstellung von formstabilen, sphärischen kohlenhydratpartikeln sowie ihre verwendung
US20060057215A1 (en) * 2004-09-15 2006-03-16 Raiche Adrian T Method for the production of nanoparticles and microparticles by ternary agent concentration and temperature alteration induced immiscibility
GB2429708B (en) * 2005-09-01 2010-06-02 Chisso Corp Spherical sulfated cellulose
JP5162752B2 (ja) * 2007-03-20 2013-03-13 国立大学法人 東京大学 セルロースエアロゲル及びその製造方法
US20090088041A1 (en) * 2007-09-25 2009-04-02 Canon Anelva Corporation Display substrate manufacturing method and vacuum processing apparatus
JP2010254995A (ja) * 2010-04-05 2010-11-11 Daicel Chem Ind Ltd 多孔質多糖誘導体の製造方法
CN103243481B (zh) * 2013-05-20 2016-06-08 东华大学 一种制备含微纳米球纤维的静电纺丝方法
WO2015029790A1 (ja) * 2013-09-02 2015-03-05 Jnc株式会社 多孔性セルロース粒子の製造方法および多孔性セルロース粒子
WO2016159334A1 (ja) * 2015-04-03 2016-10-06 株式会社ダイセル 多孔質セルロース媒体の製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB676232A (en) * 1949-08-09 1952-07-23 Courtaulds Ltd Improvements in and relating to the production of cellulose esters
GB787899A (en) * 1954-04-28 1957-12-18 British Celanese Improvements in the manufacture of cellulose ester filamentary materials
US3444286A (en) * 1966-02-21 1969-05-13 Aerojet General Co Reverse osmosis membrane composition and manufacture of the membrane
FR1547418A (fr) * 1967-05-22 1968-11-29 Rhodiaceta Triacétate de cellulose de caractéristiques nouvelles et procédé pour l'obtenir
US3560232A (en) * 1967-12-29 1971-02-02 Mc Donnell Douglas Corp Modified cellulose ester semipermeable membrane and its method of manufacture
JPS5214235B1 (de) * 1971-07-28 1977-04-20
US3846404A (en) * 1973-05-23 1974-11-05 Moleculon Res Corp Process of preparing gelled cellulose triacetate products and the products produced thereby
FR2287468A1 (fr) * 1974-10-11 1976-05-07 Moleculon Res Corp Procede de preparation de produits en triacetate de cellulose gelifie et produits prepares par ce procede
SE434848B (sv) * 1976-04-22 1984-08-20 Purdue Research Foundation Forfaringssett for framstellning av porosa cellulosaperlor
US4063017A (en) * 1976-04-22 1977-12-13 Purdue Research Foundation Porous cellulose beads and the immobilization of enzymes therewith
US4239545A (en) * 1978-08-10 1980-12-16 Toray Industries, Inc. Cellulose derivative reverse osmosis membrane and casting solution and additive for preparing the same
JPS5624429A (en) * 1979-08-03 1981-03-09 Yoshiaki Motozato Preparation of porous spherical particle of cellulose

Also Published As

Publication number Publication date
JPS5738801A (en) 1982-03-03
US4390691A (en) 1983-06-28
JPH0141654B2 (de) 1989-09-06
EP0047064B1 (de) 1985-10-02
US4461892A (en) 1984-07-24
EP0047064A1 (de) 1982-03-10

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Legal Events

Date Code Title Description
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