BRPI0716156A8 - Composição compreendendo nanopartículas tipo núcleo-casca, método para a preparação da referida composição e revestimento - Google Patents

Composição compreendendo nanopartículas tipo núcleo-casca, método para a preparação da referida composição e revestimento

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Publication number
BRPI0716156A8
BRPI0716156A8 BRPI0716156A BRPI0716156A BRPI0716156A8 BR PI0716156 A8 BRPI0716156 A8 BR PI0716156A8 BR PI0716156 A BRPI0716156 A BR PI0716156A BR PI0716156 A BRPI0716156 A BR PI0716156A BR PI0716156 A8 BRPI0716156 A8 BR PI0716156A8
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composition
core
preparing
shell
coating
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BRPI0716156A
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English (en)
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Armes Steven
Yuan Jian-Jun
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Dsm Ip Assets Bv
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Application filed by Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Publication of BRPI0716156A2 publication Critical patent/BRPI0716156A2/pt
Publication of BRPI0716156A8 publication Critical patent/BRPI0716156A8/pt

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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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    • C08K3/36—Silica
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
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    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C09D133/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
    • 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
    • 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
    • A61K9/501—Inorganic compounds
    • 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
    • A61K9/5089—Processes
    • A—HUMAN NECESSITIES
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    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
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    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • C03C17/006—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character
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    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/02—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
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    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G02B1/111—Anti-reflection coatings using layers comprising organic materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
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Abstract

COMPOSIÇÃO COMPREENDENDO NANOPARTÍCULAS TIPO NÚCLEO-CASCA, MÉTODO PARA A PREPARAÇÃO DA REFERIDA COMPOSIÇÃO E REVESTIMENTO. A invenção fornece uma composição compreendendo nanopartículas tipo núcleo-casca, as nanopartículas compreendendo: (a) material de núcleo catiônico polímero; e (b) material de casca compreendendo sílica. Os materiais de núcleo preferidos compreendem micelas de copolímero dibloco compreendendo um bloco de unidades de metacrilato de dialquilaminoetila que são parcialmente ou completamente quaternizado e um bloco de unidades de metacrilato de dialquilaminoetila que permanecem não quaternizadas. A invenção também fornece um método para a preparação da referido composição, o método envolvendo: (a) preparar um material de núcleo catiônico compreendendo polímero; e (b) revestir o material de núcleo com uma casca compreendendo sílica tratando-se o polímero com um precursor de sílica sob condições ambientes. A invenção também considera uma composição compreendendo nanopartículas tipo núcleo-casca que é adaptado para facilitar a entrega controlada de pelo menos um agente ativo em um sistema em resposta a mudanças controladas no pH do sistema.
BRPI0716156A 2006-09-06 2007-09-05 Composição compreendendo nanopartículas tipo núcleo-casca, método para a preparação da referida composição e revestimento BRPI0716156A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0617480.9A GB0617480D0 (en) 2006-09-06 2006-09-06 Novel nanoparticles
PCT/EP2007/007729 WO2008028641A2 (en) 2006-09-06 2007-09-05 Novel nanoparticles

Publications (2)

Publication Number Publication Date
BRPI0716156A2 BRPI0716156A2 (pt) 2013-09-17
BRPI0716156A8 true BRPI0716156A8 (pt) 2017-10-24

Family

ID=37232408

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0716154-9A2A BRPI0716154A2 (pt) 2006-09-06 2007-09-05 nanopartÍculas tipo nécleo-casca
BRPI0716156A BRPI0716156A8 (pt) 2006-09-06 2007-09-05 Composição compreendendo nanopartículas tipo núcleo-casca, método para a preparação da referida composição e revestimento

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BRPI0716154-9A2A BRPI0716154A2 (pt) 2006-09-06 2007-09-05 nanopartÍculas tipo nécleo-casca

Country Status (15)

Country Link
US (6) US9855219B2 (pt)
EP (4) EP3395876A1 (pt)
JP (2) JP5266549B2 (pt)
KR (2) KR101378645B1 (pt)
CN (5) CN103487849A (pt)
AU (2) AU2007294172B2 (pt)
BR (2) BRPI0716154A2 (pt)
CA (2) CA2661930C (pt)
ES (1) ES2903558T3 (pt)
GB (1) GB0617480D0 (pt)
HK (1) HK1221993A1 (pt)
PL (3) PL3483638T3 (pt)
TR (1) TR201901022T4 (pt)
TW (2) TWI417330B (pt)
WO (2) WO2008028640A2 (pt)

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