BR112022005352A2 - Processo para preparar nanopartículas na forma de um pó compreendendo um poliéster biorreabsorvível - Google Patents

Processo para preparar nanopartículas na forma de um pó compreendendo um poliéster biorreabsorvível

Info

Publication number
BR112022005352A2
BR112022005352A2 BR112022005352A BR112022005352A BR112022005352A2 BR 112022005352 A2 BR112022005352 A2 BR 112022005352A2 BR 112022005352 A BR112022005352 A BR 112022005352A BR 112022005352 A BR112022005352 A BR 112022005352A BR 112022005352 A2 BR112022005352 A2 BR 112022005352A2
Authority
BR
Brazil
Prior art keywords
powder
preparing nanoparticles
bioresorbable polyester
bioresorbable
polyester
Prior art date
Application number
BR112022005352A
Other languages
English (en)
Inventor
Andrea Engel
David Fecher
Camilla Operti Maria
Min Yang
Rima Jaber
Silko Grimm
Original Assignee
Evonik Corp
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 Evonik Corp filed Critical Evonik Corp
Publication of BR112022005352A2 publication Critical patent/BR112022005352A2/pt

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
    • A61K9/48—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
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5192—Processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
    • A61K31/19—Carboxylic acids, e.g. valproic acid
    • A61K31/195—Carboxylic acids, e.g. valproic acid having an amino group
    • A61K31/196—Carboxylic acids, e.g. valproic acid having an amino group the amino group being directly attached to a ring, e.g. anthranilic acid, mefenamic acid, diclofenac, chlorambucil
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/425—Thiazoles
    • A61K31/427—Thiazoles not condensed and containing further heterocyclic rings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00—Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • 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
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5138—Organic macromolecular compounds; Dendrimers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5146—Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
    • A61K9/5153—Polyesters, e.g. poly(lactide-co-glycolide)
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones

Abstract

processo para preparar nanopartículas na forma de um pó compreendendo um poliéster biorreabsorvível. a presente invenção se refere a um processo para preparar nanopartículas, compreendendo pelo menos um poliéster biorreabsorvível, na forma de um pó com um tamanho de partícula média z dz na faixa de 1 a 450 nm, com um índice de polidispersibilidade pdi na faixa de 0,01 a 0,5, por extração de solvente de emulsão ou evaporação de solvente de emulsão e aplicação de som ultrassônico.
BR112022005352A 2019-10-01 2020-09-25 Processo para preparar nanopartículas na forma de um pó compreendendo um poliéster biorreabsorvível BR112022005352A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19200713 2019-10-01
PCT/EP2020/076853 WO2021063813A1 (en) 2019-10-01 2020-09-25 Process for preparing nanoparticles in the form of a powder comprising a bio-resorbable polyester

Publications (1)

Publication Number Publication Date
BR112022005352A2 true BR112022005352A2 (pt) 2022-06-14

Family

ID=68109165

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022005352A BR112022005352A2 (pt) 2019-10-01 2020-09-25 Processo para preparar nanopartículas na forma de um pó compreendendo um poliéster biorreabsorvível

Country Status (13)

Country Link
US (1) US11964058B2 (pt)
EP (1) EP3962464B8 (pt)
JP (1) JP2022550829A (pt)
KR (1) KR20220074910A (pt)
CN (1) CN114555064B (pt)
AU (1) AU2020360526A1 (pt)
BR (1) BR112022005352A2 (pt)
CA (1) CA3152315A1 (pt)
DK (1) DK3962464T3 (pt)
ES (1) ES2944558T3 (pt)
FI (1) FI3962464T3 (pt)
IL (1) IL291794A (pt)
WO (1) WO2021063813A1 (pt)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10243837A1 (de) 2002-09-13 2004-03-25 Dr. Hielscher Gmbh Verfahren und Durchflusszelle zur kontinuierlichen Bearbeitung von fließfähigen Zusammensetzungen mittels Ultraschall
DE102005022176B4 (de) * 2005-05-09 2009-06-25 Martin-Luther-Universität Halle-Wittenberg Verfahren zur Herstellung von bioresorbierbaren Verbundmaterialien und seine Verwendung als Implantatmaterial sowie bioresorbiebaren Verbundmaterialien
EP2819659B1 (de) * 2012-02-29 2018-05-30 Merck Patent GmbH Verfahren zur herstellung wirkstoffbeladener nanopartikel
NZ700875A (en) * 2012-05-03 2017-03-31 Kala Pharmaceuticals Inc Pharmaceutical nanoparticles showing improved mucosal transport
WO2015024759A1 (en) 2013-08-21 2015-02-26 Evonik Industries Ag Process for preparing redispersible powders of water-insoluble, biodegradable polyesters
US10172807B2 (en) * 2014-05-28 2019-01-08 Evonik Röhm Gmbh Nanoparticle
BR112018075984A2 (pt) * 2016-06-13 2019-04-02 Ascendia Pharmaceuticals, Llc composição de distribuição de fármaco parenteral para liberação sustentada
RU2637653C1 (ru) * 2016-08-10 2017-12-05 Федеральное государственное бюджетное учреждение "Национальный исследовательский центр "Курчатовский институт" Способ получения фармацевтических композиций на основе полимерных наночастиц методом микрофлюидной технологии

Also Published As

Publication number Publication date
CN114555064B (zh) 2023-12-05
JP2022550829A (ja) 2022-12-05
IL291794A (en) 2022-06-01
DK3962464T3 (da) 2023-06-19
CA3152315A1 (en) 2021-04-08
EP3962464A1 (en) 2022-03-09
CN114555064A (zh) 2022-05-27
US20220354803A1 (en) 2022-11-10
EP3962464B1 (en) 2023-03-29
US11964058B2 (en) 2024-04-23
WO2021063813A1 (en) 2021-04-08
KR20220074910A (ko) 2022-06-03
ES2944558T3 (es) 2023-06-22
FI3962464T3 (fi) 2023-05-24
AU2020360526A1 (en) 2022-05-26
EP3962464B8 (en) 2023-05-03

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Legal Events

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B25G Requested change of headquarter approved

Owner name: EVONIK CORPORATION (US)