ATE208739T1 - Verfahren zur herstellung einer hochkonzentrierten kolloidalen kieselsäure- suspension und des dabei hergestellten produktes - Google Patents

Verfahren zur herstellung einer hochkonzentrierten kolloidalen kieselsäure- suspension und des dabei hergestellten produktes

Info

Publication number
ATE208739T1
ATE208739T1 AT98939563T AT98939563T ATE208739T1 AT E208739 T1 ATE208739 T1 AT E208739T1 AT 98939563 T AT98939563 T AT 98939563T AT 98939563 T AT98939563 T AT 98939563T AT E208739 T1 ATE208739 T1 AT E208739T1
Authority
AT
Austria
Prior art keywords
producing
silicic acid
product produced
highly concentrated
produced therefrom
Prior art date
Application number
AT98939563T
Other languages
English (en)
Inventor
Francesco Todarello
Original Assignee
Grace Gmbh & Co Kg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11405150&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE208739(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Grace Gmbh & Co Kg filed Critical Grace Gmbh & Co Kg
Application granted granted Critical
Publication of ATE208739T1 publication Critical patent/ATE208739T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
    • B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
    • B22C1/18—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
    • B22C1/186—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents contaming ammonium or metal silicates, silica sols
    • B22C1/188—Alkali metal silicates
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L2/00—Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
    • A23L2/70—Clarifying or fining of non-alcoholic beverages; Removing unwanted matter
    • A23L2/82—Clarifying or fining of non-alcoholic beverages; Removing unwanted matter by flocculation
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/294—Inorganic additives, e.g. silica
    • 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
    • C01B33/1435—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates using ion exchangers
    • 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
    • C01B33/146—After-treatment of sols
    • C01B33/148—Concentration; Drying; Dehydration; Stabilisation; Purification
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12H—PASTEURISATION, STERILISATION, PRESERVATION, PURIFICATION, CLARIFICATION OR AGEING OF ALCOHOLIC BEVERAGES; METHODS FOR ALTERING THE ALCOHOL CONTENT OF FERMENTED SOLUTIONS OR ALCOHOLIC BEVERAGES
    • C12H1/00—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages
    • C12H1/02—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material
    • C12H1/04—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material with the aid of ion-exchange material or inert clarification material, e.g. adsorption material
    • C12H1/0408—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages combined with removal of precipitate or added materials, e.g. adsorption material with the aid of ion-exchange material or inert clarification material, e.g. adsorption material with the aid of inorganic added material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Nutrition Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Silicon Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
AT98939563T 1997-07-01 1998-06-30 Verfahren zur herstellung einer hochkonzentrierten kolloidalen kieselsäure- suspension und des dabei hergestellten produktes ATE208739T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT97RM000391A IT1293068B1 (it) 1997-07-01 1997-07-01 Procedimento per ottenere una sospensione di silice colloidale ad elevata concentrazione e prodotto cosi' ottenuto
PCT/EP1998/003983 WO1999001377A1 (en) 1997-07-01 1998-06-30 Process to obtain a high-concentration colloidal silica suspension and product thus obtained

Publications (1)

Publication Number Publication Date
ATE208739T1 true ATE208739T1 (de) 2001-11-15

Family

ID=11405150

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98939563T ATE208739T1 (de) 1997-07-01 1998-06-30 Verfahren zur herstellung einer hochkonzentrierten kolloidalen kieselsäure- suspension und des dabei hergestellten produktes

Country Status (8)

Country Link
EP (1) EP0996588B1 (de)
CN (1) CN1261860A (de)
AT (1) ATE208739T1 (de)
AU (1) AU8802998A (de)
CZ (1) CZ294932B6 (de)
DE (1) DE69802538T2 (de)
IT (1) IT1293068B1 (de)
WO (1) WO1999001377A1 (de)

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US6269819B1 (en) 1997-06-27 2001-08-07 The Trustees Of Columbia University In The City Of New York Method and apparatus for circulatory valve repair
FR2768324B1 (fr) 1997-09-12 1999-12-10 Jacques Seguin Instrument chirurgical permettant, par voie percutanee, de fixer l'une a l'autre deux zones de tissu mou, normalement mutuellement distantes
US7811296B2 (en) 1999-04-09 2010-10-12 Evalve, Inc. Fixation devices for variation in engagement of tissue
US7226467B2 (en) 1999-04-09 2007-06-05 Evalve, Inc. Fixation device delivery catheter, systems and methods of use
US6752813B2 (en) 1999-04-09 2004-06-22 Evalve, Inc. Methods and devices for capturing and fixing leaflets in valve repair
WO2000060995A2 (en) 1999-04-09 2000-10-19 Evalve, Inc. Methods and apparatus for cardiac valve repair
US8216256B2 (en) 1999-04-09 2012-07-10 Evalve, Inc. Detachment mechanism for implantable fixation devices
US20040044350A1 (en) 1999-04-09 2004-03-04 Evalve, Inc. Steerable access sheath and methods of use
US10327743B2 (en) 1999-04-09 2019-06-25 Evalve, Inc. Device and methods for endoscopic annuloplasty
US6747065B1 (en) * 2000-09-01 2004-06-08 Chemical Products Corporation System and method for producing high purity colloidal silica and potassium hydroxide
FR2819245B1 (fr) * 2001-01-09 2004-11-26 Clariant Nouvelles suspensions aqueuses de silice colloidale anionique de ph neutre et leur procede de preparation, et leurs applications
CA2473407A1 (en) * 2002-01-15 2003-07-24 Consorzio Interuniversitario Per Lo Sviluppo Dei Sistemi A Grande Interf Ase C.S.G.I. Basic suspension, its preparation and process for paper deacidification
DE10205007A1 (de) * 2002-02-07 2003-08-21 Creavis Tech & Innovation Gmbh Verfahren zur Herstellung von Schutzschichten mit schmutz- und wasserabweisenden Eigenschaften
US7048754B2 (en) 2002-03-01 2006-05-23 Evalve, Inc. Suture fasteners and methods of use
US7544726B2 (en) * 2002-10-14 2009-06-09 Akzo Nobel N.V. Colloidal silica composition
WO2004035473A1 (en) † 2002-10-14 2004-04-29 Akzo Nobel N.V. Colloidal silica dispersion
US10646229B2 (en) 2003-05-19 2020-05-12 Evalve, Inc. Fixation devices, systems and methods for engaging tissue
JP4774048B2 (ja) 2004-05-14 2011-09-14 エヴァルヴ インコーポレイテッド 組織と係合する固定装置のロック機構および組織係合方法
EP3967269A3 (de) 2005-02-07 2022-07-13 Evalve, Inc. Systeme und vorrichtungen zur reparatur von herzklappen
DE102006044520A1 (de) * 2006-09-21 2008-04-03 H.C. Starck Gmbh Verfahren zur Herstellung feststoffreicher Kieselsole
EP2151466A1 (de) * 2008-08-01 2010-02-10 SiNatur GmbH Biologisch aktive Kieselsäure
ES2345599B1 (es) 2009-03-26 2011-07-21 Universidad Del Pais Vasco Euskal Herriko Unibertsitatea Procedimiento para la preparacion de una estructura monolitica a basede zeolita.
EP2633821B1 (de) 2009-09-15 2016-04-06 Evalve, Inc. Vorrichtung zur reparatur von herzklappen
US10076327B2 (en) 2010-09-14 2018-09-18 Evalve, Inc. Flexible actuator mandrel for tissue apposition systems
WO2012175529A1 (en) * 2011-06-21 2012-12-27 Akzo Nobel Chemicals International B.V. Method for concentrating an aqueous silicon dioxide dispersion
US8945177B2 (en) 2011-09-13 2015-02-03 Abbott Cardiovascular Systems Inc. Gripper pusher mechanism for tissue apposition systems
US9011468B2 (en) 2011-09-13 2015-04-21 Abbott Cardiovascular Systems Inc. Independent gripper
WO2015076946A1 (en) * 2013-11-25 2015-05-28 Ecolab Usa Inc. Stable aqueous colloidal silica product, and methods to make and use same
US9572666B2 (en) 2014-03-17 2017-02-21 Evalve, Inc. Mitral valve fixation device removal devices and methods
US10390943B2 (en) 2014-03-17 2019-08-27 Evalve, Inc. Double orifice device for transcatheter mitral valve replacement
US10188392B2 (en) 2014-12-19 2019-01-29 Abbott Cardiovascular Systems, Inc. Grasping for tissue repair
US10524912B2 (en) 2015-04-02 2020-01-07 Abbott Cardiovascular Systems, Inc. Tissue fixation devices and methods
US10667815B2 (en) 2015-07-21 2020-06-02 Evalve, Inc. Tissue grasping devices and related methods
US10736632B2 (en) 2016-07-06 2020-08-11 Evalve, Inc. Methods and devices for valve clip excision
US11185413B2 (en) 2016-07-13 2021-11-30 Medfree, Inc. Tissue grasping devices and related methods
US11071564B2 (en) 2016-10-05 2021-07-27 Evalve, Inc. Cardiac valve cutting device
US10363138B2 (en) 2016-11-09 2019-07-30 Evalve, Inc. Devices for adjusting the curvature of cardiac valve structures
US10398552B2 (en) 2016-11-15 2019-09-03 Abbott Cardiovascular Systems Inc. Fixation devices, systems and methods for heart valve leaf repair
US10426616B2 (en) 2016-11-17 2019-10-01 Evalve, Inc. Cardiac implant delivery system
US10779837B2 (en) 2016-12-08 2020-09-22 Evalve, Inc. Adjustable arm device for grasping tissues
US11065119B2 (en) 2017-05-12 2021-07-20 Evalve, Inc. Long arm valve repair clip
EP3740135A4 (de) 2018-01-16 2021-10-27 Medfree, Inc. Gewebegreifvorrichtungen und zugehörige verfahren
US12102531B2 (en) 2018-10-22 2024-10-01 Evalve, Inc. Tissue cutting systems, devices and methods
JP7543391B2 (ja) 2019-07-15 2024-09-02 エバルブ，インコーポレイティド 個別の近位要素の作動方法
US11850151B2 (en) 2019-07-15 2023-12-26 Evalve, Inc. Proximal element actuator fixation and release mechanisms
US12048448B2 (en) 2020-05-06 2024-07-30 Evalve, Inc. Leaflet grasping and cutting device

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US2750345A (en) * 1954-02-25 1956-06-12 Du Pont Process for producing sols of 5-8 millimicron silica particles, and product
US2833724A (en) * 1954-09-28 1958-05-06 Du Pont Concentrating silica sols without particle growth
US3502593A (en) * 1966-10-18 1970-03-24 Nalco Chemical Co Method for preparing a small particle size silica sol
US3582494A (en) * 1968-03-27 1971-06-01 Nalco Chemical Co Method of preparing alkaline salt-free aqueous colloidal sols
DE2607532C2 (de) * 1976-02-25 1982-02-11 Röhm GmbH, 6100 Darmstadt Verfahren zum Klären von Kernobstsaft
JPH067972B2 (ja) * 1985-12-20 1994-02-02 旭電化工業株式会社 精密鋳造用スラリ−組成物
US4915870A (en) * 1988-10-07 1990-04-10 Nalco Chemical Company Process for the manufacture of potassium stabilized silica sols
SE500367C2 (sv) * 1989-11-09 1994-06-13 Eka Nobel Ab Silikasoler och förfarande för framställning av papper
US5100581A (en) * 1990-02-22 1992-03-31 Nissan Chemical Industries Ltd. Method of preparing high-purity aqueous silica sol
DK0464289T3 (da) * 1990-07-02 1995-04-03 Nalco Chemical Co Fremstilling af silicasoler
DE4216119C2 (de) * 1992-05-15 1995-08-10 Bayer Ag Verfahren zur Herstellung und Konzentrierung von Kieselsolen

Also Published As

Publication number Publication date
EP0996588B1 (de) 2001-11-14
WO1999001377A1 (en) 1999-01-14
CN1261860A (zh) 2000-08-02
ITRM970391A0 (de) 1997-07-01
DE69802538D1 (de) 2001-12-20
EP0996588A1 (de) 2000-05-03
IT1293068B1 (it) 1999-02-11
CZ294932B6 (cs) 2005-04-13
AU8802998A (en) 1999-01-25
CZ465699A3 (cs) 2000-06-14
DE69802538T2 (de) 2002-05-23
ITRM970391A1 (it) 1999-01-01

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