IT1293068B1 - Procedimento per ottenere una sospensione di silice colloidale ad elevata concentrazione e prodotto cosi' ottenuto - Google Patents

Procedimento per ottenere una sospensione di silice colloidale ad elevata concentrazione e prodotto cosi' ottenuto

Info

Publication number
IT1293068B1
IT1293068B1 IT97RM000391A ITRM970391A IT1293068B1 IT 1293068 B1 IT1293068 B1 IT 1293068B1 IT 97RM000391 A IT97RM000391 A IT 97RM000391A IT RM970391 A ITRM970391 A IT RM970391A IT 1293068 B1 IT1293068 B1 IT 1293068B1
Authority
IT
Italy
Prior art keywords
silica suspension
colloidal silica
procedure
obtaining
product
Prior art date
Application number
IT97RM000391A
Other languages
English (en)
Inventor
Francesco Todarello
Original Assignee
Kempro Italiana S R L
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=IT1293068(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kempro Italiana S R L filed Critical Kempro Italiana S R L
Priority to IT97RM000391A priority Critical patent/IT1293068B1/it
Publication of ITRM970391A0 publication Critical patent/ITRM970391A0/it
Priority to EP98939563A priority patent/EP0996588B1/en
Priority to AU88029/98A priority patent/AU8802998A/en
Priority to AT98939563T priority patent/ATE208739T1/de
Priority to CZ19994656A priority patent/CZ294932B6/cs
Priority to PCT/EP1998/003983 priority patent/WO1999001377A1/en
Priority to DE69802538T priority patent/DE69802538T2/de
Priority to CN98806773A priority patent/CN1261860A/zh
Publication of ITRM970391A1 publication Critical patent/ITRM970391A1/it
Publication of IT1293068B1 publication Critical patent/IT1293068B1/it
Application granted granted Critical

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
IT97RM000391A 1997-07-01 1997-07-01 Procedimento per ottenere una sospensione di silice colloidale ad elevata concentrazione e prodotto cosi' ottenuto IT1293068B1 (it)

Priority Applications (8)

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
CN98806773A CN1261860A (zh) 1997-07-01 1998-06-30 高浓度的胶态二氧化硅悬浮体的制备方法及由此方法制得的产品
AT98939563T ATE208739T1 (de) 1997-07-01 1998-06-30 Verfahren zur herstellung einer hochkonzentrierten kolloidalen kieselsäure- suspension und des dabei hergestellten produktes
AU88029/98A AU8802998A (en) 1997-07-01 1998-06-30 Process to obtain a high-concentration colloidal silica suspension and product thus obtained
EP98939563A EP0996588B1 (en) 1997-07-01 1998-06-30 Process to obtain a high-concentration colloidal silica suspension and product thus obtained
CZ19994656A CZ294932B6 (cs) 1997-07-01 1998-06-30 Způsob získání suspenze koloidního oxidu křemičitého v koncentraci nad jejím bodem gelace, produkt získaný tímto způsobem a jeho použití
PCT/EP1998/003983 WO1999001377A1 (en) 1997-07-01 1998-06-30 Process to obtain a high-concentration colloidal silica suspension and product thus obtained
DE69802538T DE69802538T2 (de) 1997-07-01 1998-06-30 Verfahren zur herstellung einer hochkonzentrierten kolloidalen kieselsäure-suspension und des dabei hergestellten produktes

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
ITRM970391A0 ITRM970391A0 (it) 1997-07-01
ITRM970391A1 ITRM970391A1 (it) 1999-01-01
IT1293068B1 true IT1293068B1 (it) 1999-02-11

Family

ID=11405150

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97RM000391A IT1293068B1 (it) 1997-07-01 1997-07-01 Procedimento per ottenere una sospensione di silice colloidale ad elevata concentrazione e prodotto cosi' ottenuto

Country Status (8)

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

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DE69841237D1 (de) 1997-06-27 2009-11-26 Univ Columbia Vorrichtung zum Reparieren von Kreislaufklappen
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
US7563267B2 (en) 1999-04-09 2009-07-21 Evalve, Inc. Fixation device and methods for engaging tissue
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
DE60045096D1 (de) 1999-04-09 2010-11-25 Evalve Inc Verfahren und vorrichtung zur herzklappenreperation
US10327743B2 (en) 1999-04-09 2019-06-25 Evalve, Inc. Device and methods for endoscopic annuloplasty
US7811296B2 (en) 1999-04-09 2010-10-12 Evalve, Inc. Fixation devices for variation in engagement of tissue
US6752813B2 (en) 1999-04-09 2004-06-22 Evalve, Inc. Methods and devices for capturing and fixing leaflets in valve repair
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
US20050042380A1 (en) * 2002-01-15 2005-02-24 Piero Baglioni 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
DE60328407D1 (de) † 2002-10-14 2009-08-27 Akzo Nobel Nv Wässrige siliciumdioxiddispersion
US10667823B2 (en) 2003-05-19 2020-06-02 Evalve, Inc. Fixation devices, systems and methods for engaging tissue
EP3628239B1 (en) 2004-05-14 2022-04-27 Evalve, Inc. Locking mechanisms for fixation devices for engaging tissue
AU2006212750B2 (en) 2005-02-07 2011-11-17 Evalve, Inc. Methods, systems and devices for cardiac valve repair
DE102006044520A1 (de) * 2006-09-21 2008-04-03 H.C. Starck Gmbh Verfahren zur Herstellung feststoffreicher Kieselsole
EP2151466A1 (en) * 2008-08-01 2010-02-10 SiNatur GmbH Biologically active silicic acid
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 (en) 2009-09-15 2016-04-06 Evalve, Inc. Device for cardiac valve repair
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
BR112016011968A2 (pt) * 2013-11-25 2017-08-08 Ecolab Usa Inc Produto de sílica coloidal aquoso, e, método para fabricar uma folha celulósica
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
WO2018209313A1 (en) 2017-05-12 2018-11-15 Evalve, Inc. Long arm valve repair clip
EP3740135A4 (en) 2018-01-16 2021-10-27 Medfree, Inc. TISSUE GRIPPING DEVICES AND RELATED PROCEDURES
CN114449979A (zh) 2019-07-15 2022-05-06 埃瓦尔维公司 独立的近端元件致动方法
WO2021011655A1 (en) 2019-07-15 2021-01-21 Evalve, Inc. Proximal element actuator fixation and release mechanisms

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Also Published As

Publication number Publication date
EP0996588B1 (en) 2001-11-14
DE69802538T2 (de) 2002-05-23
ITRM970391A0 (it) 1997-07-01
EP0996588A1 (en) 2000-05-03
AU8802998A (en) 1999-01-25
CZ294932B6 (cs) 2005-04-13
ITRM970391A1 (it) 1999-01-01
ATE208739T1 (de) 2001-11-15
WO1999001377A1 (en) 1999-01-14
CZ465699A3 (cs) 2000-06-14
CN1261860A (zh) 2000-08-02
DE69802538D1 (de) 2001-12-20

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