Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

External preparation for skin

A skin external preparation and skin technology, applied in the field of oil-in-water or water-in-oil emulsified sunscreen cosmetics, to achieve excellent UV blocking effect, excellent dispersion and stability, and excellent skin tightening effect

Inactive Publication Date: 2008-11-26
SHISEIDO CO LTD
View PDF4 Cites 19 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, even according to this method, it cannot be said that the uniformity of the water phase and / or the oil phase, as well as the emulsion stability, and the dispersibility of zinc oxide and / or titanium dioxide are sufficient

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • External preparation for skin
  • External preparation for skin
  • External preparation for skin

Examples

Experimental program
Comparison scheme
Effect test

Embodiment I-1

Embodiment I-2

Embodiment I-3～I-12 and comparative example I-1～I-4

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

PropertyMeasurementUnit
sizeaaaaaaaaaa
sizeaaaaaaaaaa
diameteraaaaaaaaaa
Login to View More

Abstract

An external preparation for skin comprising isononyl 2-ethylhexanoate and / or 2-ethylhexyl 2-ethylhexanoate (a component (a)); an oil-in-water type emulsion skin cosmetic comprising the component (a), (b) one or more members selected from higher fatty acids and higher alcohols which are in a solid or a semi solid form at normal temperature (25 DEG C), (c) a homopolymer, a copolymer or a crosspolymer containing as a constituent unit, one or more members selected from 2-acrylamido-2-methylpropanesulfonic acid, acrylic acid and derivatives thereof, or a mixture thereof, and (d) one or more members selected from nonionic surfactant having an HLB value of 9 or greater; and an oil-in-water type or a water-in-oil type emulsion sunscreen cosmetic comprising (a) isononyl 2-ethylhexanoate and / or 2-ethylhexyl 2-ethylhexanoate, (b) an ultraviolet light absorber, (c) an ultraviolet light scattering agent, and (d) a silicone oil.

Description

skin topical technical field The present invention relates to skin external preparations and oil-in-water emulsified skin cosmetics containing specific 2-ethylhexanoate. In addition, the present invention relates to oil-in-water or water-in-oil emulsified sunscreen cosmetics. More specifically, the present invention relates to oil-in-water or water-in-oil emulsified cosmetics that are excellent in usability and formulation stability and can achieve high SPF values. Sunscreen cosmetics. Background technique In the past, oil-in-water emulsified skin cosmetics showed moisturizing feeling, smooth extensibility, soft feeling, etc., and they were sensitive to higher fatty acids such as stearic acid, palmitic acid, myristic acid, behenic acid; Vaseline, Brazilian Palm wax, candelilla wax, ozokerite, microcrystalline wax and other waxes; solid oils such as lauryl alcohol, myristyl alcohol, palmityl alcohol, stearyl alcohol, behenyl alcohol and other higher alcohols are emulsified...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): A61K8/37A61K8/06A61Q17/04
Inventor 大村孝之高仓喜仁
Owner SHISEIDO CO LTD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com