ES2057522T3 - Filtros solares de dioxido de titanio. - Google Patents

Filtros solares de dioxido de titanio.

Info

Publication number
ES2057522T3
ES2057522T3 ES90900829T ES90900829T ES2057522T3 ES 2057522 T3 ES2057522 T3 ES 2057522T3 ES 90900829 T ES90900829 T ES 90900829T ES 90900829 T ES90900829 T ES 90900829T ES 2057522 T3 ES2057522 T3 ES 2057522T3
Authority
ES
Spain
Prior art keywords
fosfatidil
titanium dioxide
ultraviolity
phospholipid
particles
Prior art date
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 - Lifetime
Application number
ES90900829T
Other languages
English (en)
Inventor
Nicola Anne Elsom
Edward Galley
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.)
Boots Co PLC
Original Assignee
Boots Co PLC
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=10647725&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2057522(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boots Co PLC filed Critical Boots Co PLC
Application granted granted Critical
Publication of ES2057522T3 publication Critical patent/ES2057522T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/29—Titanium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/11—Encapsulated compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/55—Phosphorus compounds
    • A61K8/553—Phospholipids, e.g. lecithin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/36—Compounds of titanium
    • C09C1/3607—Titanium dioxide
    • C09C1/3669—Treatment with low-molecular organic compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41—Particular ingredients further characterized by their size
    • A61K2800/413—Nanosized, i.e. having sizes below 100 nm
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/20—Powder free flowing behaviour

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Composite Materials (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Dermatology (AREA)
  • Inorganic Chemistry (AREA)
  • Cosmetics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Materials For Medical Uses (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Physical Water Treatments (AREA)

Abstract

SE PRESENTAN UNAS PARTICULAS DE DIOXIDO DE TITANIO QUE TIENEN UN TAMAÑO DE PARTICULA PRIMARIA PRINCIPAL INFERIOR A 100 NM, CADA UNA DE DICHAS PARTICULAS ESTA SUBSTANCIALMENTE REVESTIDA CON UN FOSFOLIPIDO. EL FOSFOLIPIDO SE SELECCIONA PREFERIBLEMENTE ENTRE COLINAS DE FOSFATIDIL, ETANOLAMINAS DE FOSFATIDIL, SERINAS DE FOSFATIDIL, INOSITOLES DE FOSFATIDIL Y MEZCLAS DE LOS MISMOS, EN PARTICULAR LECITINA. LAS PARTICULAS DE DE DIOXIDO DE TITANIO REVESTIDAS DE FOSFOLIPIDO PUEDEN INCORPORARSE EN EMULSIONES DE ACEITE EN AGUA Y DE AGUA EN ACEITE PARA SUMINISTRAR NUEVOS COMPUESTOS PARA FILTROS SOLARES CON UNA ALTA EFICIENCIA FILTRADORA DE LOS RAYOS ULTRAVIOLETA, UNA LARGA ESTABILIDAD TERMICA Y PROPIEDADES DE RESISTENCIA AL AGUA.
ES90900829T 1988-11-30 1989-11-27 Filtros solares de dioxido de titanio. Expired - Lifetime ES2057522T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888827968A GB8827968D0 (en) 1988-11-30 1988-11-30 Sunscreen compositions

Publications (1)

Publication Number Publication Date
ES2057522T3 true ES2057522T3 (es) 1994-10-16

Family

ID=10647725

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90900829T Expired - Lifetime ES2057522T3 (es) 1988-11-30 1989-11-27 Filtros solares de dioxido de titanio.

Country Status (14)

Country Link
US (1) US5817298A (es)
EP (1) EP0446290B1 (es)
JP (1) JPH04502326A (es)
AT (1) ATE90553T1 (es)
AU (1) AU630406B2 (es)
CA (1) CA2004283A1 (es)
DE (1) DE68907223T2 (es)
DK (1) DK102291A (es)
ES (1) ES2057522T3 (es)
FI (1) FI97685C (es)
GB (1) GB8827968D0 (es)
IE (1) IE61929B1 (es)
NO (1) NO178750C (es)
WO (1) WO1990006103A1 (es)

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IT1243981B (it) * 1990-10-01 1994-06-28 Fidia Spa Composizioni per il trattamento della pelle contenenti derivati della b-fosfatidilcolina
FR2677246B1 (fr) * 1991-06-04 1995-02-24 Oreal Utilisation de nanopigments d'oxydes metalliques pour proteger la keratine des cheveux contre les agressions atmospheriques, et composition gelifiee utilisant ces nanopigments.
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Also Published As

Publication number Publication date
GB8827968D0 (en) 1989-01-05
DE68907223D1 (de) 1993-07-22
FI912564A0 (fi) 1991-05-28
JPH04502326A (ja) 1992-04-23
NO912070L (no) 1991-07-29
DK102291D0 (da) 1991-05-29
IE893783L (en) 1990-05-30
AU4821690A (en) 1990-06-26
IE61929B1 (en) 1994-11-30
NO178750B (no) 1996-02-19
WO1990006103A1 (en) 1990-06-14
ATE90553T1 (de) 1993-07-15
CA2004283A1 (en) 1990-05-31
AU630406B2 (en) 1992-10-29
US5817298A (en) 1998-10-06
NO178750C (no) 1996-05-29
FI97685B (fi) 1996-10-31
DK102291A (da) 1991-05-29
FI97685C (fi) 1997-02-10
EP0446290B1 (en) 1993-06-16
NO912070D0 (no) 1991-05-29
DE68907223T2 (de) 1993-09-23
EP0446290A1 (en) 1991-09-18

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