DE2642032C2 - - Google Patents

Info

Publication number
DE2642032C2
DE2642032C2 DE2642032A DE2642032A DE2642032C2 DE 2642032 C2 DE2642032 C2 DE 2642032C2 DE 2642032 A DE2642032 A DE 2642032A DE 2642032 A DE2642032 A DE 2642032A DE 2642032 C2 DE2642032 C2 DE 2642032C2
Authority
DE
Germany
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
DE2642032A
Other versions
DE2642032A1 (de
Inventor
Klaus Prof. Dipl.-Chem. Dr. Unger
Horst Dipl.-Chem. 6100 Darmstadt De Kramer
Herbert Prof. Dr. Rupprecht
Wolfgang 8000 Muenchen De Kircher
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19762642032 priority Critical patent/DE2642032A1/de
Priority to JP52111164A priority patent/JPS6045223B2/ja
Priority to GB38346/77A priority patent/GB1588137A/en
Priority to US05/834,024 priority patent/US4169069A/en
Priority to SE7710397A priority patent/SE436468B/xx
Priority to FR7728039A priority patent/FR2364686A1/fr
Priority to ES462424A priority patent/ES462424A1/es
Priority to CH1142477A priority patent/CH633975A5/de
Publication of DE2642032A1 publication Critical patent/DE2642032A1/de
Application granted granted Critical
Publication of DE2642032C2 publication Critical patent/DE2642032C2/de
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1611—Inorganic compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/26—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
    • A01N25/28—Microcapsules or nanocapsules
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
    • 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
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/14—Polymerisation; cross-linking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2989—Microcapsule with solid core [includes liposome]
DE19762642032 1976-09-18 1976-09-18 Siliciumdioxidhaltige zubereitungen und verfahren zu ihrer herstellung Granted DE2642032A1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE19762642032 DE2642032A1 (de) 1976-09-18 1976-09-18 Siliciumdioxidhaltige zubereitungen und verfahren zu ihrer herstellung
GB38346/77A GB1588137A (en) 1976-09-18 1977-09-14 Silicon dioxide-containing compositions
JP52111164A JPS6045223B2 (ja) 1976-09-18 1977-09-14 二酸化珪素含有組成物及びその製造方法
SE7710397A SE436468B (sv) 1976-09-18 1977-09-16 Forfarande for inforlivande av terapeutiskt verksamma emnen i kiseldioxidhaltiga berarmaterial
US05/834,024 US4169069A (en) 1976-09-18 1977-09-16 Silicon dioxide-containing compositions and process for their preparation and use
FR7728039A FR2364686A1 (fr) 1976-09-18 1977-09-16 Compositions contenant de l'anhydride silicique et procede pour leur preparation
ES462424A ES462424A1 (es) 1976-09-18 1977-09-16 Procedimiento para la incorporacion dde sustancias activas excipientes.
CH1142477A CH633975A5 (de) 1976-09-18 1977-09-19 Verfahren zur inkorporierung von wirkstoffen in siliciumdioxidhaltige traegermaterialien.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762642032 DE2642032A1 (de) 1976-09-18 1976-09-18 Siliciumdioxidhaltige zubereitungen und verfahren zu ihrer herstellung

Publications (2)

Publication Number Publication Date
DE2642032A1 DE2642032A1 (de) 1978-03-30
DE2642032C2 true DE2642032C2 (de) 1987-04-30

Family

ID=5988241

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762642032 Granted DE2642032A1 (de) 1976-09-18 1976-09-18 Siliciumdioxidhaltige zubereitungen und verfahren zu ihrer herstellung

Country Status (8)

Country Link
US (1) US4169069A (de)
JP (1) JPS6045223B2 (de)
CH (1) CH633975A5 (de)
DE (1) DE2642032A1 (de)
ES (1) ES462424A1 (de)
FR (1) FR2364686A1 (de)
GB (1) GB1588137A (de)
SE (1) SE436468B (de)

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US4995897A (en) * 1986-08-22 1991-02-26 Occidental Research Corporation Method of making inorganically crosslinked layered compounds
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DE69008858T2 (de) * 1990-11-28 1994-08-18 Tohru Yamamoto Verwendung eines porösen Polymers als desodorierendes Material.
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US6686035B2 (en) 1999-02-05 2004-02-03 Waters Investments Limited Porous inorganic/organic hybrid particles for chromatographic separations and process for their preparation
JP4521792B2 (ja) * 1999-02-05 2010-08-11 株式会社成和化成 内包済微小カプセルを配合した化粧料
US7758888B2 (en) * 2000-04-21 2010-07-20 Sol-Gel Technologies Ltd. Composition exhibiting enhanced formulation stability and delivery of topical active ingredients
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US6528167B2 (en) 2001-01-31 2003-03-04 Waters Investments Limited Porous hybrid particles with organic groups removed from the surface
JP4216716B2 (ja) * 2001-08-09 2009-01-28 ウォーターズ・インヴェストメンツ・リミテッド クロマトグラフィー分離用多孔質有機・無機ハイブリッドモノリス状物質、およびその製造方法
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US11439977B2 (en) 2009-06-01 2022-09-13 Waters Technologies Corporation Hybrid material for chromatographic separations comprising a superficially porous core and a surrounding material
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Also Published As

Publication number Publication date
ES462424A1 (es) 1978-12-16
DE2642032A1 (de) 1978-03-30
US4169069A (en) 1979-09-25
CH633975A5 (de) 1983-01-14
SE436468B (sv) 1984-12-17
JPS5337799A (en) 1978-04-07
FR2364686A1 (fr) 1978-04-14
JPS6045223B2 (ja) 1985-10-08
FR2364686B1 (de) 1982-12-10
GB1588137A (en) 1981-04-15
SE7710397L (sv) 1978-03-19

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Legal Events

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OGA New person/name/address of the applicant
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8339 Ceased/non-payment of the annual fee