BRPI0705564B8 - continuous liquid crystal type system containing co-solvents carrying sparingly soluble substances in water, its process of obtaining and its uses - Google Patents

continuous liquid crystal type system containing co-solvents carrying sparingly soluble substances in water, its process of obtaining and its uses

Info

Publication number
BRPI0705564B8
BRPI0705564B8 BRPI0705564A BRPI0705564A BRPI0705564B8 BR PI0705564 B8 BRPI0705564 B8 BR PI0705564B8 BR PI0705564 A BRPI0705564 A BR PI0705564A BR PI0705564 A BRPI0705564 A BR PI0705564A BR PI0705564 B8 BRPI0705564 B8 BR PI0705564B8
Authority
BR
Brazil
Prior art keywords
soluble substances
obtaining
water
liquid crystal
poorly water
Prior art date
Application number
BRPI0705564A
Other languages
Portuguese (pt)
Inventor
Conti Medugno Cláudia
Original Assignee
Embrapa Pesquisa Agropecuaria
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 Embrapa Pesquisa Agropecuaria filed Critical Embrapa Pesquisa Agropecuaria
Priority to BRPI0705564A priority Critical patent/BRPI0705564B8/en
Priority to PCT/BR2008/000305 priority patent/WO2009046511A2/en
Publication of BRPI0705564A2 publication Critical patent/BRPI0705564A2/en
Publication of BRPI0705564B1 publication Critical patent/BRPI0705564B1/en
Publication of BRPI0705564B8 publication Critical patent/BRPI0705564B8/en

Links

Classifications

    • 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
    • A01N25/02—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 liquids as carriers, diluents or solvents
    • A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Agronomy & Crop Science (AREA)
  • Dispersion Chemistry (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicinal Preparation (AREA)

Abstract

sistema portador de substâncias fracamente solúveis em água, processo para sua obtenção e seus usos a presente invenção se refere a um sistema portador de substâncias fracamente solúveis em água compreendendo (i) um composto lipídico, (ii) um co-solvente e (iii) água, dito sistema sendo um líquido constituído de fase liotrópica em equilíbrio termodinâmico, na forma de fase l3 (fase esponja), obtida a partir de proporções estequiometricamente definidas. a invenção também contempla um processo para a obtenção de dito sistema portador de substâncias fracamente solúveis em água, bem como o seu uso como meio portador de substâncias fracamente solúveis em água, tais como fármacos, pesticidas, herbicidas, proteínas, aminoácidos, vitaminas, antibióticos e substâncias semelhantes para a preparação de composições ou para o recobrimento de nanopartículas.system carrier of poorly water-soluble substances, process for obtaining them and their uses the present invention relates to a carrier system of poorly water-soluble substances comprising (i) a lipid compound, (ii) a co-solvent and (iii) water, said system being a liquid consisting of a lyotropic phase in thermodynamic equilibrium, in the form of phase l3 (sponge phase), obtained from stereochemically defined proportions. the invention also contemplates a process for obtaining said system carrying poorly water-soluble substances, as well as its use as a carrier medium for poorly water-soluble substances, such as drugs, pesticides, herbicides, proteins, amino acids, vitamins, antibiotics and similar substances for preparing compositions or for coating nanoparticles.

BRPI0705564A 2007-10-10 2007-10-10 continuous liquid crystal type system containing co-solvents carrying sparingly soluble substances in water, its process of obtaining and its uses BRPI0705564B8 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BRPI0705564A BRPI0705564B8 (en) 2007-10-10 2007-10-10 continuous liquid crystal type system containing co-solvents carrying sparingly soluble substances in water, its process of obtaining and its uses
PCT/BR2008/000305 WO2009046511A2 (en) 2007-10-10 2008-08-10 Carrier system for weakly water soluble substances, process for obtaining said system and its uses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BRPI0705564A BRPI0705564B8 (en) 2007-10-10 2007-10-10 continuous liquid crystal type system containing co-solvents carrying sparingly soluble substances in water, its process of obtaining and its uses

Publications (3)

Publication Number Publication Date
BRPI0705564A2 BRPI0705564A2 (en) 2009-06-16
BRPI0705564B1 BRPI0705564B1 (en) 2020-09-15
BRPI0705564B8 true BRPI0705564B8 (en) 2021-05-25

Family

ID=40549635

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0705564A BRPI0705564B8 (en) 2007-10-10 2007-10-10 continuous liquid crystal type system containing co-solvents carrying sparingly soluble substances in water, its process of obtaining and its uses

Country Status (2)

Country Link
BR (1) BRPI0705564B8 (en)
WO (1) WO2009046511A2 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0148748B1 (en) * 1988-09-16 1998-08-17 장 크라메르, 한스 루돌프 하우스 A multiphase cyclosporin composition
US5510118A (en) * 1995-02-14 1996-04-23 Nanosystems Llc Process for preparing therapeutic compositions containing nanoparticles
US6267985B1 (en) * 1999-06-30 2001-07-31 Lipocine Inc. Clear oil-containing pharmaceutical compositions
AU1928501A (en) * 1999-11-24 2001-06-04 Sugen, Inc. Formulations for pharmaceutical agents ionizable as free acids or free bases
AR038628A1 (en) * 2002-03-04 2005-01-19 Novartis Ag OPHTHALM COMPOSITION
CA2528095C (en) * 2003-06-04 2014-10-14 Nanobio Corporation Compositions for inactivating pathogenic microorganisms, methods of making the compositions, and methods of use thereof

Also Published As

Publication number Publication date
WO2009046511A2 (en) 2009-04-16
BRPI0705564B1 (en) 2020-09-15
BRPI0705564A2 (en) 2009-06-16
WO2009046511A3 (en) 2010-03-18

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Legal Events

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B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE 5A. ANUIDADE(S).

B08H Application fees: decision cancelled [chapter 8.8 patent gazette]

Free format text: REFERENTE A DESPACHO 8.6 NA RPI 2217 DE 02/07/2013.

B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE 6A. ANUIDADE(S).

B08H Application fees: decision cancelled [chapter 8.8 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2229 DE 24/09/2013

B07D Technical examination (opinion) related to article 229 of industrial property law [chapter 7.4 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B07E Notice of approval relating to section 229 industrial property law [chapter 7.5 patent gazette]

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B06T Formal requirements before examination [chapter 6.20 patent gazette]
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

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