FI97685B - Titandioxidpartiklar och solskyddsämnen innehållande dessa - Google Patents
Titandioxidpartiklar och solskyddsämnen innehållande dessa Download PDFInfo
- Publication number
- FI97685B FI97685B FI912564A FI912564A FI97685B FI 97685 B FI97685 B FI 97685B FI 912564 A FI912564 A FI 912564A FI 912564 A FI912564 A FI 912564A FI 97685 B FI97685 B FI 97685B
- Authority
- FI
- Finland
- Prior art keywords
- titanium dioxide
- weight
- phospholipid
- trade name
- oil
- Prior art date
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 197
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 98
- 239000002245 particle Substances 0.000 title claims abstract description 57
- 230000000475 sunscreen effect Effects 0.000 title claims abstract description 26
- 239000000516 sunscreening agent Substances 0.000 title claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 93
- 150000003904 phospholipids Chemical class 0.000 claims abstract description 46
- 239000000839 emulsion Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000787 lecithin Substances 0.000 claims abstract description 22
- 229940067606 lecithin Drugs 0.000 claims abstract description 21
- 235000010445 lecithin Nutrition 0.000 claims abstract description 18
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 claims abstract description 16
- 150000008105 phosphatidylcholines Chemical class 0.000 claims abstract description 6
- 150000003905 phosphatidylinositols Chemical class 0.000 claims abstract description 6
- 150000008104 phosphatidylethanolamines Chemical class 0.000 claims abstract description 5
- 229940067605 phosphatidylethanolamines Drugs 0.000 claims abstract description 5
- 229940067626 phosphatidylinositols Drugs 0.000 claims abstract description 5
- 150000008106 phosphatidylserines Chemical class 0.000 claims abstract description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 23
- 239000012071 phase Substances 0.000 claims description 23
- 239000006185 dispersion Substances 0.000 claims description 16
- 239000008346 aqueous phase Substances 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- LRYZPFWEZHSTHD-HEFFAWAOSA-O 2-[[(e,2s,3r)-2-formamido-3-hydroxyoctadec-4-enoxy]-hydroxyphosphoryl]oxyethyl-trimethylazanium Chemical class CCCCCCCCCCCCC\C=C\[C@@H](O)[C@@H](NC=O)COP(O)(=O)OCC[N+](C)(C)C LRYZPFWEZHSTHD-HEFFAWAOSA-O 0.000 claims description 2
- 150000001298 alcohols Chemical group 0.000 claims description 2
- 229940042880 natural phospholipid Drugs 0.000 claims description 2
- 239000011164 primary particle Substances 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000012216 screening Methods 0.000 abstract 1
- 235000010215 titanium dioxide Nutrition 0.000 description 88
- 239000003921 oil Substances 0.000 description 33
- 235000019198 oils Nutrition 0.000 description 28
- 229920001296 polysiloxane Polymers 0.000 description 18
- -1 aluminum compound Chemical class 0.000 description 14
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 14
- CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 13
- 229940063655 aluminum stearate Drugs 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 10
- 235000014113 dietary fatty acids Nutrition 0.000 description 10
- 239000000194 fatty acid Substances 0.000 description 10
- 229930195729 fatty acid Natural products 0.000 description 10
- 239000012530 fluid Substances 0.000 description 10
- XMSXQFUHVRWGNA-UHFFFAOYSA-N Decamethylcyclopentasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 XMSXQFUHVRWGNA-UHFFFAOYSA-N 0.000 description 9
- 229940086555 cyclomethicone Drugs 0.000 description 9
- CUNWUEBNSZSNRX-RKGWDQTMSA-N (2r,3r,4r,5s)-hexane-1,2,3,4,5,6-hexol;(z)-octadec-9-enoic acid Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO.OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO.CCCCCCCC\C=C/CCCCCCCC(O)=O.CCCCCCCC\C=C/CCCCCCCC(O)=O.CCCCCCCC\C=C/CCCCCCCC(O)=O CUNWUEBNSZSNRX-RKGWDQTMSA-N 0.000 description 8
- 239000002674 ointment Substances 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- XUGNVMKQXJXZCD-UHFFFAOYSA-N isopropyl palmitate Chemical compound CCCCCCCCCCCCCCCC(=O)OC(C)C XUGNVMKQXJXZCD-UHFFFAOYSA-N 0.000 description 7
- 239000008213 purified water Substances 0.000 description 7
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 6
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 238000005054 agglomeration Methods 0.000 description 6
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- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical class OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 5
- 229940085262 cetyl dimethicone Drugs 0.000 description 5
- 230000037072 sun protection Effects 0.000 description 5
- HIQIXEFWDLTDED-UHFFFAOYSA-N 4-hydroxy-1-piperidin-4-ylpyrrolidin-2-one Chemical compound O=C1CC(O)CN1C1CCNCC1 HIQIXEFWDLTDED-UHFFFAOYSA-N 0.000 description 4
- 239000004322 Butylated hydroxytoluene Substances 0.000 description 4
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 4
- 239000004288 Sodium dehydroacetate Substances 0.000 description 4
- NWGKJDSIEKMTRX-BFWOXRRGSA-N [(2r)-2-[(3r,4s)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl] (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)C1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-BFWOXRRGSA-N 0.000 description 4
- 235000010354 butylated hydroxytoluene Nutrition 0.000 description 4
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- 230000003750 conditioning effect Effects 0.000 description 4
- 150000004665 fatty acids Chemical class 0.000 description 4
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 4
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- 230000008569 process Effects 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 4
- 229940079839 sodium dehydroacetate Drugs 0.000 description 4
- 235000019259 sodium dehydroacetate Nutrition 0.000 description 4
- DSOWAKKSGYUMTF-GZOLSCHFSA-M sodium;(1e)-1-(6-methyl-2,4-dioxopyran-3-ylidene)ethanolate Chemical compound [Na+].C\C([O-])=C1/C(=O)OC(C)=CC1=O DSOWAKKSGYUMTF-GZOLSCHFSA-M 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 229940058015 1,3-butylene glycol Drugs 0.000 description 3
- LVDKZNITIUWNER-UHFFFAOYSA-N Bronopol Chemical compound OCC(Br)(CO)[N+]([O-])=O LVDKZNITIUWNER-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229960003168 bronopol Drugs 0.000 description 3
- 235000019437 butane-1,3-diol Nutrition 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000002537 cosmetic Substances 0.000 description 3
- 239000006071 cream Substances 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 150000002191 fatty alcohols Chemical class 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 3
- 235000019341 magnesium sulphate Nutrition 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 3
- ANBFRLKBEIFNQU-UHFFFAOYSA-M potassium;octadecanoate Chemical compound [K+].CCCCCCCCCCCCCCCCCC([O-])=O ANBFRLKBEIFNQU-UHFFFAOYSA-M 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 239000001509 sodium citrate Substances 0.000 description 3
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229960005078 sorbitan sesquioleate Drugs 0.000 description 3
- 150000003626 triacylglycerols Chemical class 0.000 description 3
- 238000011179 visual inspection Methods 0.000 description 3
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 2
- OIQOAYVCKAHSEJ-UHFFFAOYSA-N 2-[2,3-bis(2-hydroxyethoxy)propoxy]ethanol;hexadecanoic acid;octadecanoic acid Chemical compound OCCOCC(OCCO)COCCO.CCCCCCCCCCCCCCCC(O)=O.CCCCCCCCCCCCCCCCCC(O)=O OIQOAYVCKAHSEJ-UHFFFAOYSA-N 0.000 description 2
- SNPLKNRPJHDVJA-ZETCQYMHSA-N D-panthenol Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCCO SNPLKNRPJHDVJA-ZETCQYMHSA-N 0.000 description 2
- 239000011703 D-panthenol Substances 0.000 description 2
- 235000004866 D-panthenol Nutrition 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 244000068988 Glycine max Species 0.000 description 2
- 235000010469 Glycine max Nutrition 0.000 description 2
- VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 2
- YBGZDTIWKVFICR-JLHYYAGUSA-N Octyl 4-methoxycinnamic acid Chemical class CCCCC(CC)COC(=O)\C=C\C1=CC=C(OC)C=C1 YBGZDTIWKVFICR-JLHYYAGUSA-N 0.000 description 2
- 229920002413 Polyhexanide Polymers 0.000 description 2
- 235000019484 Rapeseed oil Nutrition 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
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- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- GOQYKNQRPGWPLP-UHFFFAOYSA-N n-heptadecyl alcohol Natural products CCCCCCCCCCCCCCCCCO GOQYKNQRPGWPLP-UHFFFAOYSA-N 0.000 description 2
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- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 2
- VLPFTAMPNXLGLX-UHFFFAOYSA-N trioctanoin Chemical compound CCCCCCCC(=O)OCC(OC(=O)CCCCCCC)COC(=O)CCCCCCC VLPFTAMPNXLGLX-UHFFFAOYSA-N 0.000 description 2
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- JLHMJWHSBYZWJJ-UHFFFAOYSA-N 1,2-thiazole 1-oxide Chemical compound O=S1C=CC=N1 JLHMJWHSBYZWJJ-UHFFFAOYSA-N 0.000 description 1
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 1
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- HNUQMTZUNUBOLQ-UHFFFAOYSA-N 2-[2-[2-[2-[2-[2-[2-[2-[2-(2-octadecoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethanol Chemical compound CCCCCCCCCCCCCCCCCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO HNUQMTZUNUBOLQ-UHFFFAOYSA-N 0.000 description 1
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- 150000008103 phosphatidic acids Chemical class 0.000 description 1
- WTJKGGKOPKCXLL-RRHRGVEJSA-N phosphatidylcholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCCCCCCC=CCCCCCCCC WTJKGGKOPKCXLL-RRHRGVEJSA-N 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 229940114930 potassium stearate Drugs 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 239000011814 protection agent Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003873 salicylate salts Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 235000011083 sodium citrates Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 229940070720 stearalkonium Drugs 0.000 description 1
- 125000005502 stearalkonium group Chemical group 0.000 description 1
- 229940114926 stearate Drugs 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000002600 sunflower oil Substances 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000026683 transduction Effects 0.000 description 1
- 238000010361 transduction Methods 0.000 description 1
- LADGBHLMCUINGV-UHFFFAOYSA-N tricaprin Chemical compound CCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCC)COC(=O)CCCCCCCCC LADGBHLMCUINGV-UHFFFAOYSA-N 0.000 description 1
- VMPHSYLJUKZBJJ-UHFFFAOYSA-N trilaurin Chemical compound CCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCC)COC(=O)CCCCCCCCCCC VMPHSYLJUKZBJJ-UHFFFAOYSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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)
- Birds (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Nanotechnology (AREA)
- Crystallography & Structural Chemistry (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Composite Materials (AREA)
- Organic Chemistry (AREA)
- Biophysics (AREA)
- Inorganic Chemistry (AREA)
- Dermatology (AREA)
- Cosmetics (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Materials For Medical Uses (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Physical Water Treatments (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Claims (13)
1. Titandioxidpartiklar med en primärmedelparti-kelstorlek som understiger 100 nm, känneteck- 5. a d e av, att var och en av nämnda partiklar väsent-ligen överdragits med fosfolipid.
2. Partiklar enligt patentkrav 1, k ä n n e -tecknade av, att fosfolipiden valts bland fosfati-dylkoliner, fosfatidyletanolaminer, fosfatidylseriner, 10 fosfatidylinositoler, difosfatidylglyceroler, sfingomyeli- ner och blandningar av dessa.
3. Partiklar enligt patentkrav 1, k ä n n e -tecknade av, att fosfolipiden är en syntetisk fosfolipid eller en modifierad, naturlig fosfolipid.
4. Partiklar enligt patentkravet 1, k ä n n e - tecknade av, att fosfolipiden bär tvä C8.32-alkyl-grupper, vilka bundits vid en fosforylerad alkohol.
5. Partiklar enligt patentkrav 1, k ä n n e -tecknade av, att fosfolipiden valts bland fosfati- 20 dylkoliner, fosfatidyletanolaminer, fosfatidylseriner, fosfatidylinositoler och blandningar av dessa.
6. Partiklar enligt patentkrav 1, k ä n n e -tecknade av, att fosfolipiden är lecitin.
7. Titandioxidpartiklar enligt patentkrav 1, 25 kännetecknade av, att var och en av nämnda partiklar väsentligen överdragits med fosfolipid och att förhällandet fosfolipid tili titandioxid pä viktbasis lig-ger i omrädet 0,1:100 - 15:100.
8. Solskyddskomposition, kännetecknad 30 av, att den omfattar 0,5 - 50 vikt-% titandioxidpartiklar enligt nägot av patentkraven 1 - 7, tillsammans med en kosmetiskt godtagbar bärare.
9. Solskyddskomposition enligt patentkrav 8, kännetecknad av, att den omfattar en vatten/ 35 olje-emulsion, som innehäller: 97685 a) 0,5 - 30 vikt-% titandioxidpartiklar enligt nd-got av patentkraven 1-7; b) 5 - 50 vikt-% oljefas; c) 1 - 15 vikt-% emulgermedel; och 5 d) dtminstone 40 vikt-% vattenfas.
10. Solskyddskomposition enligt patentkrav 9, kännetecknad av, att den orafattar en vatten/ olje-emulsion, vilken innehdller: a) 2,5 - 15 vikt-% titandioxidpartiklar enligt nd- 10 got av patentkraven 1-7; b) 10 - 30 vikt-% oljefas; c) 2 - 10 vikt-% emulgermedel; och d) dtminstone 40 vikt-% vattenfas.
11. Solskyddskomposition enligt patentkrav 8, 15 kännetecknad av, att den omfattar en olje/ vatten-emulsion, vilken innehdller: a) 0,5 - 30 vikt-% titandioxidpartiklar enligt nd-got av patentkraven 1-7; b) 5-40 vikt-% oljefas; 20 c) 1 - 20 vikt-% emulgermedel; och d) dtminstone 50 vikt-% vattenfas.
12. Solskyddskomposition enligt patentkrav 11, kännetecknad av, att den omfattar en olje/ vatten-emulsion, vilken innehdller: 25 a) 2,5 - 15 vikt-% titandioxidpartiklar enligt nd- got av patentkraven 1-7; b) 10 - 20 vikt-% oljefas; c) 2 - 15 vikt-% emulgermedel; och d) dtminstone 50 vikt-% vattenfas.
13. Solskyddskomposition enligt patentkrav 8, kännetecknad av, att den omfattar 20 - 50 vikt-% titandioxidpartiklar enligt ndgot av patentkraven 1 - 7 i en oljefasdispersion.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8827968 | 1988-11-30 | ||
| GB888827968A GB8827968D0 (en) | 1988-11-30 | 1988-11-30 | Sunscreen compositions |
| PCT/EP1989/001438 WO1990006103A1 (en) | 1988-11-30 | 1989-11-27 | Titanium dioxide sunscreens |
| EP8901438 | 1989-11-27 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI912564A0 FI912564A0 (sv) | 1991-05-28 |
| FI97685B true FI97685B (sv) | 1996-10-31 |
| FI97685C FI97685C (sv) | 1997-02-10 |
Family
ID=10647725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI912564A FI97685C (sv) | 1988-11-30 | 1991-05-28 | Titandioxidpartiklar och solskyddsämnen innehållande dessa |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US5817298A (sv) |
| EP (1) | EP0446290B1 (sv) |
| JP (1) | JPH04502326A (sv) |
| AT (1) | ATE90553T1 (sv) |
| AU (1) | AU630406B2 (sv) |
| CA (1) | CA2004283A1 (sv) |
| DE (1) | DE68907223T2 (sv) |
| DK (1) | DK102291A (sv) |
| ES (1) | ES2057522T3 (sv) |
| FI (1) | FI97685C (sv) |
| GB (1) | GB8827968D0 (sv) |
| IE (1) | IE61929B1 (sv) |
| NO (1) | NO178750C (sv) |
| WO (1) | WO1990006103A1 (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12453681B2 (en) | 2022-10-15 | 2025-10-28 | LCS Advanced Solutions, LLC | Structurally diverse, stable, and radiation-protective particle matrix sunscreen and cosmetic compositions and related methods |
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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. |
| GB9122488D0 (en) * | 1991-10-23 | 1991-12-04 | Boots Co Plc | Sunscreen composition |
| GB9126440D0 (en) * | 1991-12-12 | 1992-02-12 | Boots Co Plc | Sunscreen compositions |
| GB9204388D0 (en) * | 1992-02-29 | 1992-04-15 | Tioxide Specialties Ltd | Water-in-oil emulsions |
| GB9204387D0 (en) * | 1992-02-29 | 1992-04-15 | Tioxide Specialties Ltd | Oil-in-water emulsions |
| DE4342719A1 (de) * | 1993-12-15 | 1995-06-22 | Beiersdorf Ag | Kosmetische oder dermatologische O/W-Emulsionen, enthaltend Aminosäure und anorganische Pigmente |
| JPH09501142A (ja) * | 1993-02-16 | 1997-02-04 | ウィッターカー，クラーク アンド ダニエルズ，インコーポレーテッド | 光安定性の着色組成物 |
| AU697478B2 (en) * | 1993-02-26 | 1998-10-08 | Estee Lauder Inc. | Titanium dioxide dispersions, cosmetic compositions and methods for using the same |
| US5603863A (en) * | 1993-03-01 | 1997-02-18 | Tioxide Specialties Limited | Water-in-oil emulsions |
| US5747012A (en) * | 1993-06-11 | 1998-05-05 | Tioxide Specialties Limited | Compositions containing sunscreens |
| US5486233A (en) * | 1993-10-28 | 1996-01-23 | Western Mining Corporation Limited | Pigment extenders |
| ZA964872B (en) | 1995-06-08 | 1997-12-08 | Johnson & Johnson Consumer | Sunscreen compositions. |
| DE19548015A1 (de) * | 1995-12-21 | 1997-06-26 | Beiersdorf Ag | Kosmetische und dermatologische Lichtschutzformulierungen mit einem Gehalt an hydrophoben anorganischen Mikropigmenten |
| EP0891387B1 (en) * | 1996-04-04 | 2004-05-26 | Nanophase Technologies Corporation | Siloxane star-graft polymers, ceramic powders coated therewith and method of preparing coated ceramic powders |
| DE19651478A1 (de) * | 1996-12-11 | 1998-06-18 | Beiersdorf Ag | Lichtschutzzubereitungen mit einem Gehalt an oberflächenaktiven Mono- bzw. Oligoglycerylverbindungen, wasselöslichen UV-Filtersubstanzen und ggf. anorganischen Mikropigmenten |
| US5993967A (en) * | 1997-03-28 | 1999-11-30 | Nanophase Technologies Corporation | Siloxane star-graft polymers, ceramic powders coated therewith and method of preparing coated ceramic powders |
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| DE10225123A1 (de) | 2002-06-06 | 2003-12-18 | Goldschmidt Ag Th | Hochkonzentrierte wässrige Dispersion enthaltend hydrophile mikrofeine Metalloxidpartikel und Dispergierhilfsmittel |
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| JPS60190705A (ja) * | 1984-03-12 | 1985-09-28 | Miyoshi Kasei:Kk | 水素添加レシチンにより表面処理した顔料を配合した化粧料 |
| US4622074A (en) * | 1984-03-01 | 1986-11-11 | Miyoshi Kasei Co., Ltd. | Pigments and extender pigments which are surface-treated with hydrogenated lecithin, and cosmetics containing the same |
| ATE55905T1 (de) * | 1984-03-07 | 1990-09-15 | Roshdy Ismail | Mittel zur behandlung und zum schutz der haut. |
| MY100306A (en) * | 1985-12-18 | 1990-08-11 | Kao Corp | Anti-suntan cosmetic composition |
| US4980157A (en) * | 1986-07-09 | 1990-12-25 | Revlon, Inc. | Cosmetic in form of pressed powder |
| US5028417A (en) * | 1987-07-20 | 1991-07-02 | Johnson & Johnson Consumer Products, Inc. | Sunscreen compositions |
| GB8717662D0 (en) * | 1987-07-24 | 1987-09-03 | Boots Co Plc | Sunscreen composition |
| GB8812759D0 (en) * | 1988-05-28 | 1988-06-29 | Tioxide Group Plc | Fine particulate material |
-
1988
- 1988-11-30 GB GB888827968A patent/GB8827968D0/en active Pending
-
1989
- 1989-11-27 JP JP2501617A patent/JPH04502326A/ja active Pending
- 1989-11-27 DE DE9090900829T patent/DE68907223T2/de not_active Revoked
- 1989-11-27 AU AU48216/90A patent/AU630406B2/en not_active Ceased
- 1989-11-27 EP EP90900829A patent/EP0446290B1/en not_active Revoked
- 1989-11-27 US US07/687,891 patent/US5817298A/en not_active Expired - Fee Related
- 1989-11-27 ES ES90900829T patent/ES2057522T3/es not_active Expired - Lifetime
- 1989-11-27 WO PCT/EP1989/001438 patent/WO1990006103A1/en not_active Ceased
- 1989-11-27 AT AT90900829T patent/ATE90553T1/de not_active IP Right Cessation
- 1989-11-28 IE IE378389A patent/IE61929B1/en not_active IP Right Cessation
- 1989-11-30 CA CA002004283A patent/CA2004283A1/en not_active Abandoned
-
1991
- 1991-05-28 FI FI912564A patent/FI97685C/sv not_active IP Right Cessation
- 1991-05-29 NO NO912070A patent/NO178750C/no unknown
- 1991-05-29 DK DK102291A patent/DK102291A/da not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12453681B2 (en) | 2022-10-15 | 2025-10-28 | LCS Advanced Solutions, LLC | Structurally diverse, stable, and radiation-protective particle matrix sunscreen and cosmetic compositions and related methods |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2004283A1 (en) | 1990-05-31 |
| IE893783L (en) | 1990-05-30 |
| WO1990006103A1 (en) | 1990-06-14 |
| DK102291D0 (da) | 1991-05-29 |
| DE68907223T2 (de) | 1993-09-23 |
| JPH04502326A (ja) | 1992-04-23 |
| NO912070D0 (no) | 1991-05-29 |
| NO178750B (no) | 1996-02-19 |
| NO912070L (no) | 1991-07-29 |
| IE61929B1 (en) | 1994-11-30 |
| EP0446290B1 (en) | 1993-06-16 |
| US5817298A (en) | 1998-10-06 |
| DK102291A (da) | 1991-05-29 |
| ATE90553T1 (de) | 1993-07-15 |
| EP0446290A1 (en) | 1991-09-18 |
| AU4821690A (en) | 1990-06-26 |
| NO178750C (no) | 1996-05-29 |
| ES2057522T3 (es) | 1994-10-16 |
| FI912564A0 (sv) | 1991-05-28 |
| FI97685C (sv) | 1997-02-10 |
| DE68907223D1 (de) | 1993-07-22 |
| AU630406B2 (en) | 1992-10-29 |
| GB8827968D0 (en) | 1989-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | Publication of examined application | ||
| MM | Patent lapsed |