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公开(公告)号:BRPI0517051A
公开(公告)日:2008-09-30
申请号:BRPI0517051
申请日:2005-10-27
Applicant: BASF AG
Inventor: BERLE KARL H , NOWAKOWSKY BRIGITTE , SCHICKER PETRA , ANDRE VALERIE
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公开(公告)号:BRPI0509712A
公开(公告)日:2007-09-18
申请号:BRPI0509712
申请日:2005-03-09
Applicant: BASF AG
Inventor: ANDRE VALERIE , BROTZMAN RICHARD W JR
IPC: A61K8/02 , A61K8/04 , A61K8/11 , A61K8/27 , A61K8/29 , A61K8/91 , A61Q17/04 , A61Q19/04 , B32B18/00 , C09C1/04 , C09C1/36 , H01L21/4763 , H01L23/52
Abstract: The present invention relates to the formation of surface treated zinc oxide and titania particles, and in particular zinc oxide and titania nanoparticles, with a siloxane star-graft copolymer coating, comprising a looped and/or linear polymeric structure on a star-graft copolymer coating, on a particle surface to control the interfacial surface interactions between the particle and the oil phase of the cosmetic skin formulation.
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公开(公告)号:DE102005046263A1
公开(公告)日:2007-03-29
申请号:DE102005046263
申请日:2005-09-27
Applicant: BASF AG
Inventor: HIBST HARTMUT , RIEGER JENS , KISSEL JUTTA , ANDRE VALERIE , MC KEE GRAHAM EDMUND
IPC: B01J13/02 , C01F5/02 , C01F7/02 , C01G1/02 , C01G9/02 , C08K3/10 , C08K9/10 , C09C1/04 , C09C3/10
Abstract: Preparation of an aqueous suspension of surface-modified nano-particles of a metallic oxide, a metal hydroxide and/or a metallic oxide hydroxide, where the metal is aluminum, magnesium, cerium, iron, titanium, zinc and zirconium, comprises mixing an aqueous solution of a metal salt with an aqueous solution of a polymer at a pH of 3-13 and at a temperature (T1) of 0-50[deg]C and precipitating the surface-modified nanoparticles of the metallic oxide, metal hydroxide and/or the metallic oxide hydroxide by heating the mixture at a temperature (T2) of 60-300[deg]C. Independent claims are included for: (1) a method for the production of a powdered surface-modified nanoparticles of metallic oxide, metal hydroxide and/or metallic oxide hydroxide, comprising mixing an aqueous solution of a metal salt with an aqueous solution of a polymer at a pH value of 3-13 and at a temperature (T1) of 0-50[deg]C, precipitating the surface-modified nano-particle of the metallic oxide, metal hydroxide and/or the metallic oxide hydroxide by heating the mixture at 60-300[deg]C, isolating the precipitated nanoparticles from the aqueous reaction mixture, and drying the nanoparticles; and (2) a powdered surface-modified nanoparticles of a metallic oxide, metal hydroxide, and/or a metallic oxide hydroxide, having a coating with polyasparaginic acid, with a BET surface area of 25-500 m 2>/g.
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公开(公告)号:DE502004002816D1
公开(公告)日:2007-03-15
申请号:DE502004002816
申请日:2004-09-09
Applicant: BASF AG
Inventor: GOEDEL WERNER , BLANZ BIRGIT , AUWETER HELMUT , ANDRE VALERIE , SCHAPER MICHAEL , HABICH ANDREAS
Abstract: The invention relates to a method of producing powdered preparations comprising diethylamino hydroxybenzoly hexyl benzoate of formula I the method comprising: a) dispersing the benzoyl benzoate of formula I in an aqueous molecularly disperse or colloidally disperse solution of a protective colloid and b) converting the dispersion obtained into a dry powder by removing the water and and drying, wherein the protective colloid used in process step a) is modified starch.
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55.
公开(公告)号:AU2006254151A1
公开(公告)日:2006-12-07
申请号:AU2006254151
申请日:2006-05-30
Applicant: BASF AG
Inventor: RIEGER JENS , KISSEL JUTTA , BOUILLO NATHALIE , ANDRE VALERIE
Abstract: The present invention relates to surface-modified nanoparticulate metal oxides where the metal is chosen from the group consisting of aluminum, cerium, iron, titanium, zinc and zirconium, wherein the surface modification comprises a coating with a copolymer P comprising, as monomers, A) 1 to 99 mol % of a N-vinylamide N-vinylpyrrolidone and B) 99 to 1 mol % of a monomer comprising, per molecule, a free-radically polymerizable α,&bgr;-ethylenically unsaturated double bond and an anionogenic and/or anionic group, with the proviso that the copolymer P must comprise no further monomers chosen from the group consisting of C8-C30-alkyl esters of monoethylenically unsaturated C3-C8-carboxylic acids, N-alkyl- or N,N-dialkyl-substituted amides of acrylic acid or of methacrylic acid with C8-C18-alkyl radicals, or vinyl esters of aliphatic C8-C30-carboxylic acids.
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公开(公告)号:DE102004020766A1
公开(公告)日:2005-11-24
申请号:DE102004020766
申请日:2004-04-27
Applicant: BASF AG
Inventor: ANDRE VALERIE , RIEGER JENS , DEBUS HEIDRUN
IPC: A61K8/19 , A61K8/26 , A61K8/27 , A61K8/28 , A61K8/29 , A61K8/88 , A61Q17/04 , C09C1/00 , C09C1/04 , C09C1/24 , C09C1/36 , C09C3/08 , C09C3/10 , A61K7/42
Abstract: Surface-modified metal oxides (I) comprising nanoparticulate aluminum, cerium, iron, titanium, zinc or zirconium oxides coated with polyaspartic acid are new. Independent claims are also included for: (1) producing (I) by precipitating the metal oxide from an aqueous metal salt solution in the presence of polyaspartic acid, separating the precipitated metal oxide from the aqueous reaction mixture and drying the metal oxide; (2) cosmetic compositions containing (I).
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公开(公告)号:CA2558788A1
公开(公告)日:2005-10-13
申请号:CA2558788
申请日:2005-03-26
Applicant: BASF AG
Inventor: DEBUS HEIDRUN , ANDRE VALERIE , RIEGER JENS
IPC: C09C3/10 , A61K8/19 , A61K8/27 , A61K8/64 , A61Q17/04 , C09C1/04 , C09C1/24 , C09C1/36 , C09C1/40
Abstract: The present invention relates to surface-modified nanoparticulate metal oxides, methods for their production and use thereof as UV filters in cosmetic preparations.
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公开(公告)号:DE50104122D1
公开(公告)日:2004-11-18
申请号:DE50104122
申请日:2001-06-13
Applicant: BASF AG
Inventor: ANDRE VALERIE , BERTLEFF WERNER , BORZYK OLIVER , HUFF JUERGEN , NOERENBERG RALF , ZIRNSTEIN MICHAEL
IPC: C08J5/00 , C08G73/02 , C08J7/00 , C08J7/04 , C09D179/02 , D06M13/332 , D06M15/61
Abstract: The present invention relates to a particulate, linear, sheet-like or three-dimensional structure comprising, at least on its surface, a hydrophilicizing amount of at least one acylated polyamine, where at least some of the polyamine nitrogen atoms bear acyl radicals of the formula I R 1 -CO- (I) where R 1 is hydrogen, C 1 -C 27 -alkyl, C 7 -C 27 -alkenyl or C 6 -C 10 -aryl, and where the alkyl, alkenyl and aryl groups may bear at least one substituent selected from the class consisting of hydroxyl, alkoxy, alkoxycarbonyl and NE 1 E 2 , where E 1 and E 2 may be identical or different and are hydrogen, alkyl or acyl, to the use of acylated polyamines for modifying the surface properties of solids, and also to a process for modifying the surface properties of particulate, linear, sheet-like, or three-dimensional structures.
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公开(公告)号:AU8183501A
公开(公告)日:2001-12-24
申请号:AU8183501
申请日:2001-06-13
Applicant: BASF AG
Inventor: ANDRE VALERIE , BERTLEFF WERNER , HABERLE KARL , HUFF JURGEN , NORENBERG RALF , SCHREPP WOLFGANG , MEFFERT HELMUT , SCHMIDT KATI
IPC: C08G18/08 , C08G18/32 , C08J7/04 , D06M15/564
Abstract: The present invention relates to particulate, linear, sheet-like, or three-dimensional structures which comprise, at least on their surface, a hydrophilicizing amount of at least one polymer which has urethane groups and/or urea groups, and also ammonium groups. The ammonium groups are obtained by quaternizing or neutralizing tertiary amino groups, preferably with carbonic acid.
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公开(公告)号:DE10029028A1
公开(公告)日:2001-12-20
申请号:DE10029028
申请日:2000-06-13
Applicant: BASF AG
Inventor: ANDRE VALERIE , BERTLEFF WERNER , BORZYK OLIVER , HUFF JUERGEN , NOERENBERG RALF , ZIRNSTEIN MICHAEL
IPC: C08J5/00 , C08G73/02 , C08J7/00 , C08J7/04 , C09D179/02 , D06M13/332 , D06M15/61 , C08J7/16 , C09D175/12 , C09D175/02
Abstract: Particulate, linear, flat or three-dimensional structures (I) comprise, at least on one surface, a hydrophilic effective quantity of at least one acylated polyamine. At least a portion of the polyamine nitrogen atoms carry acyl groups of specific formula. Particulate, linear, flat or three-dimensional structures (I) contains, at least on one surface, a hydrophilic effective quantity of at least one acylated polyamine wherein at least a portion of the polyamine nitrogen atoms carry acyl groups of formula (I). An Independent claim is also included for a process for the modification of the surface properties of a structure (S) comprising modification of the material from which the structure (S) is fabricated followed by manufacture of the structure (S), or by application of the acylated polyamine to the surface of the structure (S). R -CO- (I) R = H, 1-27C alkyl, 7-27C alkenyl or 6-10C aryl optionally substituted by hydroxy, alkoxy, alkoxy carbonyl or NE E ; and E , E = H, alkyl or acyl
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