EA200100569A1 - Усовершенствованный непрерывный способ получения микрогелей - Google Patents

Усовершенствованный непрерывный способ получения микрогелей

Info

Publication number
EA200100569A1
EA200100569A1 EA200100569A EA200100569A EA200100569A1 EA 200100569 A1 EA200100569 A1 EA 200100569A1 EA 200100569 A EA200100569 A EA 200100569A EA 200100569 A EA200100569 A EA 200100569A EA 200100569 A1 EA200100569 A1 EA 200100569A1
Authority
EA
Eurasian Patent Office
Prior art keywords
obtaining
microgels
continuous method
improved continuous
exposing
Prior art date
Application number
EA200100569A
Other languages
English (en)
Other versions
EA002962B1 (ru
Inventor
Роберт Харви Моффетт
Уолтер Джон Симмонс
Рой Карлтон Джоунс
Original Assignee
Е.И.Дюпон Де Немур Энд Компани
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 Е.И.Дюпон Де Немур Энд Компани filed Critical Е.И.Дюпон Де Немур Энд Компани
Publication of EA200100569A1 publication Critical patent/EA200100569A1/ru
Publication of EA002962B1 publication Critical patent/EA002962B1/ru

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141—Preparation of hydrosols or aqueous dispersions
    • C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
    • C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Colloid Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Paper (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

Осаждения двуокиси кремния, образующиеся во время непрерывного процесса получения полисиликатного микрогеля, удаляют и выводят из процесса, подвергая стенки емкости упругой деформации, с целью снижения засорения.Международная заявка была опубликована вместе с отчетом о международном поиске.
EA200100569A 1998-07-20 1999-09-13 Усовершенствованный непрерывный способ получения микрогелей EA002962B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/119,468 US6060523A (en) 1998-07-20 1998-07-20 Continuous process for preparing microgels
PCT/US1999/021060 WO2001019730A1 (en) 1998-07-20 1999-09-13 Improved continuous process for preparing microgels

Publications (2)

Publication Number Publication Date
EA200100569A1 true EA200100569A1 (ru) 2001-10-22
EA002962B1 EA002962B1 (ru) 2002-12-26

Family

ID=26795771

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200100569A EA002962B1 (ru) 1998-07-20 1999-09-13 Усовершенствованный непрерывный способ получения микрогелей

Country Status (21)

Country Link
US (1) US6060523A (ru)
EP (1) EP1220817B1 (ru)
JP (1) JP4593046B2 (ru)
CN (1) CN1178858C (ru)
AT (1) ATE262487T1 (ru)
AU (1) AU769659B2 (ru)
BR (1) BR9916752A (ru)
CA (1) CA2362059C (ru)
CZ (1) CZ297077B6 (ru)
DE (1) DE69915891T2 (ru)
DK (1) DK1220817T3 (ru)
EA (1) EA002962B1 (ru)
ES (1) ES2216645T3 (ru)
HU (1) HUP0104389A3 (ru)
NO (1) NO330618B1 (ru)
NZ (1) NZ511672A (ru)
PL (1) PL196870B1 (ru)
PT (1) PT1220817E (ru)
SK (1) SK284661B6 (ru)
TR (1) TR200102987T2 (ru)
WO (1) WO2001019730A1 (ru)

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DE19858435C1 (de) * 1998-12-17 2000-06-29 Daimler Chrysler Ag Deckhaut-Steg-Struktur
KR100357638B1 (ko) 1999-08-31 2002-10-25 삼성전자 주식회사 실리카 솔의 초음파 분산 장치
US6274112B1 (en) * 1999-12-08 2001-08-14 E. I. Du Pont De Nemours And Company Continuous production of silica-based microgels
US6857824B2 (en) * 2001-10-18 2005-02-22 Akzo Nobel N.V. Sealing composition and its use
US20060099408A1 (en) * 2004-11-08 2006-05-11 Akzo Nobel N.V. Pigment composition
US20060112855A1 (en) * 2004-11-08 2006-06-01 Akzo Nobel N.V. Pigment composition
US20060100338A1 (en) * 2004-11-08 2006-05-11 Akzo Nobel N.V. Pigment composition
CN101068747B (zh) * 2004-12-01 2010-12-22 西巴特殊化学水处理有限公司 用于制备硅胶和微凝胶的高速低压方法
CA2664490A1 (en) * 2006-09-27 2008-04-03 Ciba Holding Inc. Siliceous composition and its use in papermaking
JP2010519380A (ja) * 2007-02-26 2010-06-03 アクゾ ノーベル ナムローゼ フェンノートシャップ 顔料組成物
US20090126720A1 (en) * 2007-11-16 2009-05-21 E.I. Du Pont De Nemours And Company Sugar cane juice clarification process
US8409647B2 (en) * 2008-08-12 2013-04-02 E. I. Du Pont De Nemours And Company Silica microgels for reducing chill haze
FI20085969L (fi) * 2008-10-15 2010-04-16 Kautar Oy Hapan vesi ja sen käyttö vedenpoistoon tai kiintoaineiden erottamiseen
BRPI0914369A2 (pt) * 2008-10-29 2015-10-20 Du Pont "processo para o tratamento de um fluxo de rejeitos"
US8377194B2 (en) 2010-04-08 2013-02-19 Nalco Company Sulfur containing silica particle
US8333835B2 (en) 2010-04-08 2012-12-18 Nalco Company Sulfur containing silica particle
US8974762B2 (en) 2010-04-08 2015-03-10 Nalco Company Silica particle manufacturing process
US8936772B2 (en) 2010-04-08 2015-01-20 Ecolab Usa Inc. Silica containing particle
US8845991B2 (en) 2010-04-08 2014-09-30 Ecolab Usa Inc. Silica particle manufacturing process
US8932549B2 (en) 2010-04-08 2015-01-13 Ecolab Usa Inc. Sulfur containing silica particle
CN101891212B (zh) * 2010-05-19 2012-07-04 南充春飞纳米晶硅技术有限公司 聚铝硅酸钠超微粉体化合物及其生产方法
US8609046B2 (en) 2011-10-07 2013-12-17 Nalco Company Gas stream treatment process
CA2823459C (en) 2013-08-09 2015-06-23 Imperial Oil Resources Limited Method of using a silicate-containing stream from a hydrocarbon operation or from a geothermal source to treat fluid tailings by chemically-induced micro-agglomeration
EP3124443A1 (de) * 2015-07-28 2017-02-01 D. Swarovski KG Kontinuierliches sol-gel verfahren zur herstellung von quarzglas
EP3281920A1 (de) 2016-08-12 2018-02-14 D. Swarovski KG Kontinuierliches sol-gel-verfahren zur herstellung von silicathaltigen gläsern oder glaskeramiken

Family Cites Families (20)

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Publication number Priority date Publication date Assignee Title
CA584727A (en) * 1959-10-06 E. Armstrong James Process and apparatus for making silica sol
US2466842A (en) * 1945-11-15 1949-04-12 Davison Chemical Corp Method for making silica hydrosol
DE1068232B (de) * 1958-01-16 1959-11-05 Farbenfabriken Bayer Aktiengesellschaft, Leverkusen-Bayerwerk Verfahren zur Herstellung von Alumosifficat-Gelien
GB1399598A (en) * 1971-06-24 1975-07-02 Norwich Water treatment process and apparatus
US4213950A (en) * 1978-12-22 1980-07-22 E. I. Du Pont De Nemours And Company Process for preparing amorphous particulate poly(alumino-silicate)
EP0110714A1 (en) * 1982-12-02 1984-06-13 Unilever Plc Apparatus for mixing or granulation of particles
JPS6117415A (ja) * 1984-07-05 1986-01-25 Tokuyama Soda Co Ltd 含水珪酸スラリー状填料の製造方法
FR2567504B1 (fr) * 1984-07-11 1989-12-29 Rhone Poulenc Chim Base Colloides de silice et silices spheriques et procedes pour leur obtiention
US4810099A (en) * 1987-05-06 1989-03-07 Berwind Corporation Mixer
US5176891A (en) * 1988-01-13 1993-01-05 Eka Chemicals, Inc. Polyaluminosilicate process
US4954220A (en) * 1988-09-16 1990-09-04 E. I. Du Pont De Nemours And Company Polysilicate microgels as retention/drainage aids in papermaking
SE500387C2 (sv) * 1989-11-09 1994-06-13 Eka Nobel Ab Silikasoler, förfarande för framställning av silikasoler samt användning av solerna i pappersframställning
US5279807A (en) * 1992-05-26 1994-01-18 E. I. Du Pont De Nemours And Company Method for preparing low-concentration polysilicate microgels
US5503820A (en) * 1992-05-26 1996-04-02 E. I. Du Pont De Nemours And Company Method for preparing low-concentration polysilicate microgels
US5648055A (en) * 1992-05-26 1997-07-15 E. I. Du Pont De Nemours And Company Method for preparing low-concentration polyaluminosilicate microgels
US5674323A (en) * 1993-02-12 1997-10-07 American International, Inc. Method and apparatus for cleaning columns by inducing vibrations in fouling material and the column
JP2798596B2 (ja) * 1993-02-15 1998-09-17 株式会社神戸製鋼所 ローラミル
JPH09142828A (ja) * 1995-11-28 1997-06-03 Mitsubishi Chem Corp 高純度砂状合成シリカの製造方法、及び高純度合成石英ガラス成形体の製造方法
EP1621518B1 (en) * 1997-06-09 2010-08-11 Akzo Nobel N.V. Polysilicate microgels
KR100573343B1 (ko) * 1997-06-13 2006-04-24 이 아이 듀폰 디 네모아 앤드 캄파니 저-농도 폴리알루미노실리케이트 마이크로겔의 개선된제조 방법

Also Published As

Publication number Publication date
CZ297077B6 (cs) 2006-09-13
NO20012654D0 (no) 2001-05-30
DE69915891D1 (de) 2004-04-29
WO2001019730A1 (en) 2001-03-22
DK1220817T3 (da) 2004-06-01
HUP0104389A3 (en) 2003-06-30
NO20012654L (no) 2001-05-30
ES2216645T3 (es) 2004-10-16
PT1220817E (pt) 2004-06-30
TR200102987T2 (tr) 2002-02-21
EP1220817B1 (en) 2004-03-24
SK284661B6 (sk) 2005-08-04
CN1330609A (zh) 2002-01-09
PL349465A1 (en) 2002-07-29
CN1178858C (zh) 2004-12-08
JP2003509318A (ja) 2003-03-11
CA2362059C (en) 2008-07-29
JP4593046B2 (ja) 2010-12-08
NO330618B1 (no) 2011-05-30
PL196870B1 (pl) 2008-02-29
HUP0104389A2 (hu) 2002-03-28
CA2362059A1 (en) 2001-03-22
AU769659B2 (en) 2004-01-29
SK6582001A3 (en) 2002-01-07
BR9916752A (pt) 2001-08-14
CZ20011664A3 (cs) 2002-01-16
NZ511672A (en) 2002-10-25
EP1220817A1 (en) 2002-07-10
US6060523A (en) 2000-05-09
EA002962B1 (ru) 2002-12-26
DE69915891T2 (de) 2005-03-10
ATE262487T1 (de) 2004-04-15
AU6038699A (en) 2001-04-17

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Legal Events

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MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ KZ KG MD TJ TM

PC4A Registration of transfer of a eurasian patent by assignment
PC4A Registration of transfer of a eurasian patent by assignment
TC4A Change in name of a patent proprietor in a eurasian patent
QB4A Registration of a licence in a contracting state
MK4A Patent expired

Designated state(s): BY RU