KR20010012153A - 에어로겔의 과립화 방법 - Google Patents

에어로겔의 과립화 방법 Download PDF

Info

Publication number
KR20010012153A
KR20010012153A KR19997010098A KR19997010098A KR20010012153A KR 20010012153 A KR20010012153 A KR 20010012153A KR 19997010098 A KR19997010098 A KR 19997010098A KR 19997010098 A KR19997010098 A KR 19997010098A KR 20010012153 A KR20010012153 A KR 20010012153A
Authority
KR
South Korea
Prior art keywords
mixing device
aerogels
airgel particles
binder
airgel
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.)
Ceased
Application number
KR19997010098A
Other languages
English (en)
Korean (ko)
Inventor
슈미트마르크
Original Assignee
마싸 앤 피네간
캐보트 코포레이션
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 마싸 앤 피네간, 캐보트 코포레이션 filed Critical 마싸 앤 피네간
Publication of KR20010012153A publication Critical patent/KR20010012153A/ko
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/14—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating dishes or pans
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Colloid Chemistry (AREA)
KR19997010098A 1997-05-02 1998-04-29 에어로겔의 과립화 방법 Ceased KR20010012153A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19718740A DE19718740A1 (de) 1997-05-02 1997-05-02 Verfahren zur Granulierung von Aerogelen
DE19718740.4 1997-05-02
PCT/EP1998/002519 WO1998050144A1 (de) 1997-05-02 1998-04-29 Verfahren zur granulierung von aerogelen

Publications (1)

Publication Number Publication Date
KR20010012153A true KR20010012153A (ko) 2001-02-15

Family

ID=7828544

Family Applications (1)

Application Number Title Priority Date Filing Date
KR19997010098A Ceased KR20010012153A (ko) 1997-05-02 1998-04-29 에어로겔의 과립화 방법

Country Status (8)

Country Link
US (1) US6481649B1 (cg-RX-API-DMAC7.html)
EP (1) EP0979141A1 (cg-RX-API-DMAC7.html)
JP (1) JP2001523162A (cg-RX-API-DMAC7.html)
KR (1) KR20010012153A (cg-RX-API-DMAC7.html)
CN (1) CN1126592C (cg-RX-API-DMAC7.html)
CA (1) CA2287849A1 (cg-RX-API-DMAC7.html)
DE (1) DE19718740A1 (cg-RX-API-DMAC7.html)
WO (1) WO1998050144A1 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190098728A (ko) 2018-02-14 2019-08-22 주식회사 엘지화학 소수성의 실리카 에어로겔 과립의 제조방법

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19648798C2 (de) * 1996-11-26 1998-11-19 Hoechst Ag Verfahren zur Herstellung von organisch modifizierten Aerogelen durch Oberflächenmodifikation des wäßrigen Gels (ohne vorherigen Lösungsmitteltausch) und anschließender Trocknung
US7654728B2 (en) 1997-10-24 2010-02-02 Revalesio Corporation System and method for therapeutic application of dissolved oxygen
US7128278B2 (en) 1997-10-24 2006-10-31 Microdiffusion, Inc. System and method for irritating with aerated water
US6702949B2 (en) 1997-10-24 2004-03-09 Microdiffusion, Inc. Diffuser/emulsifier for aquaculture applications
US6386751B1 (en) 1997-10-24 2002-05-14 Diffusion Dynamics, Inc. Diffuser/emulsifier
US8034749B2 (en) 2002-12-31 2011-10-11 Baker Hughes Incorporated Aerogels effective to reduce drilling fluid density
US20050219693A1 (en) * 2004-04-02 2005-10-06 David Hartkop Scanning aperture three dimensional display device
US20060084707A1 (en) * 2004-10-15 2006-04-20 Aspen Aerogels, Inc. Methods for manufacture of aerogels
KR101091860B1 (ko) * 2006-10-10 2011-12-12 한국생산기술연구원 영구적 소수성을 갖는 에어로겔의 제조 방법 및 이로부터 제조된 영구적 소수성을 갖는 에어로겔
US8445546B2 (en) 2006-10-25 2013-05-21 Revalesio Corporation Electrokinetically-altered fluids comprising charge-stabilized gas-containing nanostructures
US7919534B2 (en) 2006-10-25 2011-04-05 Revalesio Corporation Mixing device
US8609148B2 (en) 2006-10-25 2013-12-17 Revalesio Corporation Methods of therapeutic treatment of eyes
US8784898B2 (en) 2006-10-25 2014-07-22 Revalesio Corporation Methods of wound care and treatment
EP2083876A4 (en) 2006-10-25 2012-09-19 Revalesio Corp WOUND CARE AND TREATMENT METHOD
US8784897B2 (en) 2006-10-25 2014-07-22 Revalesio Corporation Methods of therapeutic treatment of eyes
US8591957B2 (en) 2006-10-25 2013-11-26 Revalesio Corporation Methods of therapeutic treatment of eyes and other human tissues using an oxygen-enriched solution
US10125359B2 (en) 2007-10-25 2018-11-13 Revalesio Corporation Compositions and methods for treating inflammation
US9523090B2 (en) 2007-10-25 2016-12-20 Revalesio Corporation Compositions and methods for treating inflammation
US9745567B2 (en) 2008-04-28 2017-08-29 Revalesio Corporation Compositions and methods for treating multiple sclerosis
AU2009243045B2 (en) 2008-05-01 2015-01-29 Revalesio Corporation Compositions and methods for treating digestive disorders
US8815292B2 (en) 2009-04-27 2014-08-26 Revalesio Corporation Compositions and methods for treating insulin resistance and diabetes mellitus
SG185133A1 (en) 2010-05-07 2012-12-28 Revalesio Corp Compositions and methods for enhancing physiological performance and recovery time
KR20130091759A (ko) 2010-08-12 2013-08-19 레발레시오 코퍼레이션 타우병증의 치료를 위한 조성물 및 방법
US8697766B2 (en) * 2011-02-24 2014-04-15 Basf Se Process for producing pulverulent porous materials
EP2581216A1 (en) 2011-10-12 2013-04-17 Dow Global Technologies LLC Panel with fire barrier
DE102015207939A1 (de) 2015-04-29 2016-11-03 Wacker Chemie Ag Verfahren zur Herstellung organisch modifizierter Aerogele
DE102015207944A1 (de) 2015-04-29 2016-11-03 Wacker Chemie Ag Verfahren zur Herstellung organisch modifizierter Aerogele
DE102015211812A1 (de) 2015-06-25 2016-12-29 Wacker Chemie Ag Wirtschaftliches Verfahren zur Herstellung von organisch modifizierten Lyo- oder Aerogelen
CN108147401B (zh) * 2018-01-12 2019-11-15 昂星新型碳材料常州有限公司 石墨烯气凝胶粉末的制备方法
CN110077079B (zh) * 2019-05-29 2020-12-29 浙江康廷电子科技有限公司 一种气凝胶与pet基材的复合结构及其制备工艺
WO2023148082A1 (en) 2022-02-03 2023-08-10 Empa Eidgenössische Materialprüfungs- Und Forschungsanstalt Binder-free bulk silica aerogel material, method of producing the same and uses thereof
EP4382498A1 (en) 2022-12-09 2024-06-12 EMPA Eidgenössische Materialprüfungs- und Forschungsanstalt Binder-free bulk silica aerogel material, method of producing the same and uses thereof
CN117209182A (zh) * 2023-08-28 2023-12-12 武汉理工大学 一种大颗粒气凝胶复合材料、制备方法、造球机

Family Cites Families (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE296898C (cg-RX-API-DMAC7.html)
DE261581C (de) 1912-01-17 1913-06-25 Krupp Ag Aufschlagzünder mit ein- und ausschaltbarer Verzögerung
US2093454A (en) 1934-10-01 1937-09-21 Samuel S Kistler Method of producing aerogels
US2385217A (en) 1942-10-09 1945-09-18 Socony Vacuum Oil Co Inc Gel pellets
GB607234A (en) 1946-01-15 1948-08-27 Standard Oil Dev Co Improved process for the preparation of gel particles
BE494972A (cg-RX-API-DMAC7.html) 1949-04-07
GB682574A (en) 1950-05-04 1952-11-12 Dow Corning Ltd Improvements in or relating to silica compositions
US2680696A (en) 1951-02-14 1954-06-08 Du Pont Method of esterifying the surface of a silica substrate having a reactive silanol surface
US2786042A (en) 1951-11-23 1957-03-19 Du Pont Process for preparing sols of colloidal particles of reacted amorphous silica and products thereof
US2886460A (en) 1954-09-14 1959-05-12 Du Pont Organophilic and hydrophilic composition
US3015645A (en) 1954-10-06 1962-01-02 Dow Corning Silica powders
GB783868A (en) 1954-10-06 1957-10-02 Midland Silicones Ltd A process of preparing hydrophobic organo-silicon powders
US2978298A (en) 1956-09-04 1961-04-04 Gen Electric Process for producing hydrophobic aerogels
US3122520A (en) 1959-10-05 1964-02-25 Dow Corning Method of making silicone rubber fillers
US3024126A (en) 1960-06-15 1962-03-06 Dow Corning Method of treating reinforcing silica
DE1667078B2 (de) 1967-10-31 1979-07-19 W.R. Grace & Co., New York, N.Y. (V.St.A.) Verfahren zur Herstellung von kugelförmigen Kieselsäurehydrogelen
SE319161B (cg-RX-API-DMAC7.html) 1968-01-30 1970-01-12 Fosfatbolaget Ab
US3794713A (en) 1968-08-06 1974-02-26 Nat Petro Chem Preparation of silica gels
DE2103243C3 (de) 1971-01-25 1979-01-11 Basf Ag, 6700 Ludwigshafen Verfahren und Vorrichtung zur Herstellung von weitgehend kugelförmigen, Kieselsäure enthaltenden Hydrogelen
US4101443A (en) 1976-06-01 1978-07-18 Union Carbide Corporation Transient antifoam compositions
US4101442A (en) 1976-06-01 1978-07-18 Union Carbide Corporation Non-aqueous antifoam compositions
US4190457A (en) 1978-06-09 1980-02-26 Phillips Petroleum Co. Preparation of inorganic xerogels
CS208879B1 (en) 1979-07-09 1981-10-30 Ivan Novak Preparation method of silicic acid xerogel with high volumen of pores
DE2951577A1 (de) * 1979-12-21 1981-07-02 Grünzweig + Hartmann und Glasfaser AG, 6700 Ludwigshafen Verfahren zur herstellung von waermeisolierkoerpern sowie vorrichtung zur durchfuehrung des verfahrens
US4344800A (en) 1980-06-03 1982-08-17 Dow Corning Corporation Method for producing hydrophobic reinforcing silica fillers and fillers obtained thereby
DE3329016A1 (de) 1983-08-11 1985-02-28 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von polymerisaten des ethylens mittels eines kieselsaeure-xerogel/chromtrioxid-katalysators
DE3429671A1 (de) 1984-08-11 1986-02-20 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von aerogelen
JPS6169867A (ja) 1984-09-13 1986-04-10 Mitsubishi Rayon Co Ltd シリカ微粒子含有樹脂組成物
US4649037A (en) 1985-03-29 1987-03-10 Allied Corporation Spray-dried inorganic oxides from non-aqueous gels or solutions
FR2584698B1 (fr) * 1985-07-15 1990-05-18 Rhone Poulenc Spec Chim Procede de preparation de particules de silice spheroidales
US5215733A (en) 1986-04-25 1993-06-01 Unilever Patent Holdings B.V. Manufacture of silica gels using shear to reduce the particle size prior to washing with a hydrocyclone
US4888369A (en) 1987-01-21 1989-12-19 Himont Incorporated Polypropylene composition resistant to high energy radiation, and radiation sterilized articles therefrom
FR2613708B1 (fr) 1987-04-13 1990-10-12 Rhone Poulenc Chimie Silice de precipitation hydrophobe, son procede de preparation et son application au renforcement des elastomeres silicones
US4950502A (en) 1987-09-10 1990-08-21 Dow Corning Corporation Method of hydrophobing silica
US5001183A (en) 1987-09-10 1991-03-19 Dow Corning Corporation Method of hydrophobing silica
US4873218A (en) 1988-05-26 1989-10-10 The United States Department Of Energy Low density, resorcinol-formaldehyde aerogels
JPH02152196A (ja) 1988-12-03 1990-06-12 Osaka Prefecture 分散型ｅｌ素子
DE3914850A1 (de) 1989-05-05 1990-11-08 Basf Ag Thermisches isoliermaterial auf der basis von pigmenthaltigen kieselsaeureaerogelen
US5409683A (en) 1990-08-23 1995-04-25 Regents Of The University Of California Method for producing metal oxide aerogels
DE69128073T2 (de) 1990-08-23 1998-02-26 Univ California As Represented Verfahren zur herstellung von metalloxidaerogelen mit dichte weniger als 0,02 g/cm3
JP2646150B2 (ja) 1990-08-27 1997-08-25 出光興産 株式会社 撥水性シリカゾルおよびその製造方法
US5674962A (en) 1990-11-30 1997-10-07 Mitsubishi Rayon Company Ltd. Toner resin
US5081163A (en) 1991-04-11 1992-01-14 The United States Of America As Represented By The Department Of Energy Melamine-formaldehyde aerogels
NO912006D0 (no) 1991-05-24 1991-05-24 Sinvent As Fremgangsmaate for fremstilling av et silika-aerogel-lignende materiale.
DE4201306A1 (de) 1992-01-20 1993-07-22 Basf Ag Formteile oder platten aus silica-aerogelen
US5565142A (en) 1992-04-01 1996-10-15 Deshpande; Ravindra Preparation of high porosity xerogels by chemical surface modification.
DE4231749A1 (de) 1992-09-23 1994-03-24 Basf Ag Verfahren zur Herstellung eines Trägerkatalysators für die Polymerisation von alpha-Olefinen
US5420168A (en) 1993-04-01 1995-05-30 The Regents Of The University Of California Method of low pressure and/or evaporative drying of aerogel
DE4316540A1 (de) 1993-05-18 1994-11-24 Hoechst Ag Verfahren zur unterkritischen Trocknung von Aerogelen
US5508341A (en) 1993-07-08 1996-04-16 Regents Of The University Of California Organic aerogel microspheres and fabrication method therefor
US5484818A (en) 1993-07-22 1996-01-16 Imperial Chemical Industries Plc Organic aerogels
KR960703975A (ko) 1993-07-22 1996-08-31 스위넨·앤 마리 유기 에어로겔(Organic Aerogels)
WO1995006617A1 (de) 1993-08-31 1995-03-09 Basf Aktiengesellschaft Hydrophobe kieselsäureaerogele
JP2725573B2 (ja) 1993-11-12 1998-03-11 松下電工株式会社 疎水性エアロゲルの製法
DE4342548A1 (de) 1993-12-14 1995-06-22 Hoechst Ag Xerogele, Verfahren zu ihrer Herstellung, sowie ihre Verwendung
US5795556A (en) 1993-12-14 1998-08-18 Hoechst Ag Xerogels and process for their preparation
DE4404701A1 (de) 1994-02-15 1995-08-17 Hoechst Ag Verbundschaumstoffe, Verfahren zu ihrer Herstellung und ihre Verwendung
US5494858A (en) 1994-06-07 1996-02-27 Texas Instruments Incorporated Method for forming porous composites as a low dielectric constant layer with varying porosity distribution electronics applications
DE4430669A1 (de) 1994-08-29 1996-03-07 Hoechst Ag Verfahren zur Herstellung von faserverstärkten Xerogelen, sowie ihre Verwendung
US5476878A (en) 1994-09-16 1995-12-19 Regents Of The University Of California Organic aerogels from the sol-gel polymerization of phenolic-furfural mixtures
DE4437424A1 (de) * 1994-10-20 1996-04-25 Hoechst Ag Aerogelhaltige Zusammensetzung, Verfahren zu ihrer Herstellung sowie ihre Verwendung
DE4439217A1 (de) 1994-11-03 1996-05-09 Hoechst Ag Verfahren zur Herstellung von Aerogelen
DE4441567A1 (de) * 1994-11-23 1996-05-30 Hoechst Ag Aerogelhaltiges Verbundmaterial, Verfahren zu seiner Herstellung sowie seine Verwendung
KR100368851B1 (ko) 1994-12-21 2003-05-12 캐보트 코포레이션 한층이상의섬유웹과에어로겔입자로이루어진복합체및이의제조방법
DE19502453C1 (de) 1995-01-27 1996-09-05 Hoechst Ag Verfahren zur Herstellung von modifizierten Si0¶2¶- Aerogelen und deren Verwendung
DE19506141A1 (de) 1995-02-22 1996-08-29 Hoechst Ag Verwendung von Aerogelen in der Pharmazie, in der Kosmetik und im Pflanzenschutz
DE19533564A1 (de) * 1995-09-11 1997-03-13 Hoechst Ag Faserhaltiges Aerogel-Verbundmaterial
DE19534198A1 (de) 1995-09-15 1997-03-20 Hoechst Ag Verfahren zur Herstellung organofunktionalisierter Aerogele
DE19537821A1 (de) * 1995-10-11 1997-04-17 Hoechst Ag Aerogelbeschichtete Folie
US5595593A (en) 1995-10-12 1997-01-21 Dow Corning Corporation Treatment of fillers with oxa-silacycloalkanes
DE19541279A1 (de) 1995-11-06 1997-05-07 Hoechst Ag Verfahren zur Herstellung von organisch modifizierten Aerogelen unter Verwendung von Alkoholen
DE19541715A1 (de) 1995-11-09 1997-05-15 Hoechst Ag Verfahren zur Herstellung von organisch modifizierten Aerogelen, bei dem die gebildeten Salze ausgefällt werden
DE19541992A1 (de) 1995-11-10 1997-05-15 Hoechst Ag Verfahren zur Herstellung von organisch modifizierten Aerogelen unter Verwendung von Alkoholen, bei dem gebildeten Salze ausgefällt werden
DE19648798C2 (de) 1996-11-26 1998-11-19 Hoechst Ag Verfahren zur Herstellung von organisch modifizierten Aerogelen durch Oberflächenmodifikation des wäßrigen Gels (ohne vorherigen Lösungsmitteltausch) und anschließender Trocknung
US5708069A (en) 1997-02-24 1998-01-13 Dow Corning Corporation Method for making hydrophobic silica gels under neutral conditions
US5750610A (en) 1997-02-24 1998-05-12 Dow Corning Corporation Hydrophobic organosilicate-modified silica gels

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190098728A (ko) 2018-02-14 2019-08-22 주식회사 엘지화학 소수성의 실리카 에어로겔 과립의 제조방법
WO2019160368A1 (ko) 2018-02-14 2019-08-22 주식회사 엘지화학 소수성의 실리카 에어로겔 과립의 제조방법
US12030782B2 (en) 2018-02-14 2024-07-09 Lg Chem, Ltd. Method for producing hydrophobic silica aerogel granules

Also Published As

Publication number Publication date
CA2287849A1 (en) 1998-11-12
JP2001523162A (ja) 2001-11-20
DE19718740A1 (de) 1998-11-05
US6481649B1 (en) 2002-11-19
WO1998050144A1 (de) 1998-11-12
EP0979141A1 (de) 2000-02-16
CN1258230A (zh) 2000-06-28
CN1126592C (zh) 2003-11-05

Similar Documents

Publication Publication Date Title
KR20010012153A (ko) 에어로겔의 과립화 방법
US6620355B1 (en) Method for compacting aerogels
KR102060844B1 (ko) 지오폴리머 수지 재료, 지오폴리머 재료, 및 그에 의해 제조된 재료
JP3021535B2 (ja) 顔料を含むシリカエ―ロゲルをベースとする断熱材
JP3712410B2 (ja) 疎水性ケイ酸エアロゲル
KR20160054462A (ko) 에어로겔 재료의 제조방법
JP2020529961A (ja) 疎水性のシリカエアロゲル顆粒の製造方法
EP2830996A1 (en) Process for producing aerogels
ES2285042T3 (es) Proceso continuo para la produccion de granulados de caucho que contienen cargas.
KR101042251B1 (ko) 소수성을 갖는 에어로겔 과립 제조방법
KR100994974B1 (ko) 소수성을 갖는 에어로겔 과립 제조방법
KR20130035712A (ko) 실리카 에어로겔 과립 및 이를 제조하는 방법
KR100534194B1 (ko) 실질적인 구상 리오겔 및 에어로겔의 제조방법
US20200331767A1 (en) Method for producing aerogels
KR100478066B1 (ko) 실질적으로 구형인 리오겔 및 에어로겔의 제조방법
MXPA99009992A (en) Method for compacting aerogels
CA2292819A1 (en) Process for the production of a precipitated silica slurry with a controlled aggregate particle size distribution
RU2118561C1 (ru) Способ гранулирования твердых отходов синтеза органохлорсиланов
MXPA99009993A (es) Metodo para granular aerogeles
JPH0699133B2 (ja) 液体クロマトグラフイ−用シリカゲルの製造方法
WO1999035086A1 (en) A process for the preparation of granular silica
MXPA99011049A (es) Metodo para producir liogeles y aerogelessubstancialmente globulares
JPS6240375B2 (cg-RX-API-DMAC7.html)
PL151345B1 (pl) Sposób wytwarzania mikrosferoidalnego adsorbenta krzemionkowego
JPH06106077A (ja) 粒状無機イオン交換体

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 19991101

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20030425

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20041218

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20050321

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20041218

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I