http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2002192176-A1
Outgoing Links
Predicate | Object |
---|---|
classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61K8-368 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C69-94 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61Q17-04 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K8-368 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61Q17-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C69-94 |
filingDate | 2001-04-26^^<http://www.w3.org/2001/XMLSchema#date> |
inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c17cbab800cc84d9b4cb5f4b2dc6e009 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_4e7d3fb6163536fa959c896b7f66e304 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7afe10847ac8879c3d0de27936e5cc1f |
publicationDate | 2002-12-19^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | US-2002192176-A1 |
titleOfInvention | Diesters of naphthalene dicarboxylic acid |
abstract | A composition containing a diester of a naphthalene dicarboxylic acid having compound formula (I) for photochemically stabilizing dibenzoylmethane derivatives, absorbing UV radiation, imparting gloss and for stabilizing natural hair color and hair dyes against fading, and which can be used to increase the emolliency and sunscreen protection factor (SPF) of cosmetic formulations and for filtering out ultraviolet radiation from human skin: n n n wherein R 1 is has the formula (II) n n n wherein k is 1 to 13, preferably 1 to 6, most preferably 1, and R 2 , same or different, is selected from the group consisting of a compound of formula (II) wherein k is 1 to 13, preferably 1 to 6, most preferably 1, and an alkyl group, straight chain or branched, having 1 to 22 carbon atoms, and mixtures thereof. These diesters of formula (I) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time. |
priorityDate | 2001-04-26^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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