High SPF, Photo-protective Zinc Oxide Sunscreen Emulsions

High SPF, Photo-protective Zinc Oxide Sunscreen Emulsions

A broad spectrum, emulsion sunscreen composition having an SPF value of at least 30, wherein the composition (xx) does not contain an organic sunscreen active that absorbs ultraviolet radiation and (yy) contains only a physical sunscreen active ingredient, Zinc Oxide, having (i) a porous structure,...

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1. Verfasser: Singleton, Laura C
Format: Patent
Sprache:eng
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HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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creator Singleton, Laura C
description A broad spectrum, emulsion sunscreen composition having an SPF value of at least 30, wherein the composition (xx) does not contain an organic sunscreen active that absorbs ultraviolet radiation and (yy) contains only a physical sunscreen active ingredient, Zinc Oxide, having (i) a porous structure, such that when pores within Zinc Oxide particles are filled with an excipient, the refractive index of the Zinc Oxide particles is reduced; (ii) an average particle size of greater than about 100 nanometers, such that the Zinc Oxide is visibly transparent when the sunscreen composition is applied to skin; and (iii) is water resistant for 80 minutes as determined in accordance with the test method codified at 21 CFR § 201.327(i)(7).
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(ii) an average particle size of greater than about 100 nanometers, such that the Zinc Oxide is visibly transparent when the sunscreen composition is applied to skin; and (iii) is water resistant for 80 minutes as determined in accordance with the test method codified at 21 CFR § 201.327(i)(7).</description><language>eng</language><subject>HUMAN NECESSITIES ; HYGIENE ; MEDICAL OR VETERINARY SCIENCE ; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES ; SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS</subject><creationdate>2019</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20190926&amp;DB=EPODOC&amp;CC=US&amp;NR=2019290560A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20190926&amp;DB=EPODOC&amp;CC=US&amp;NR=2019290560A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>Singleton, Laura C</creatorcontrib><title>High SPF, Photo-protective Zinc Oxide Sunscreen Emulsions</title><description>A broad spectrum, emulsion sunscreen composition having an SPF value of at least 30, wherein the composition (xx) does not contain an organic sunscreen active that absorbs ultraviolet radiation and (yy) contains only a physical sunscreen active ingredient, Zinc Oxide, having (i) a porous structure, such that when pores within Zinc Oxide particles are filled with an excipient, the refractive index of the Zinc Oxide particles is reduced; 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subjects HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
title High SPF, Photo-protective Zinc Oxide Sunscreen Emulsions
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