Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Insoluble powder, powder for restoring barrier function of skin, powder for preventing/mitigating skin chapping, and preparation containing the same for external use on skin










Image Number 19 for United States Patent #7785636.

A first subject of the present invention is an insoluble powder characterized in that a zeta-potential is a negative value.It is preferable that barium sulfate is a main ingredient in the insoluble powder.It is preferable that an average primary particle diameter is 3 to 100 .mu.m, and an aspect ratio is 3 to 250 in the insoluble powder.It is preferable that the insoluble powder is a metal-doped barium sulfate powder obtained by reacting a barium ion and a sulfate ion in the presence of a metal ion.It is preferable that the metal ion is one or more selected from the group consisting of a lithium ion, a sodium ion and a zinc ion in the insoluble powder.A second subject of the present invention is a skin barrier function recovering powder, or a skin roughening preventing and improving powder, which comprises the aforementioned powder.A third subject of the present invention is a skin external composition characterized in that a content of the aforementioned powder is 1 to 40% by weight.








 
 
  Recently Added Patents
Method for reserving network bandwidth for versioned network services
Systems and methods for dissipating an electric charge while insulating a structure
Wireless communication system using pilot allocation, method and pilot pattern thereof
Generation of uniform fragments of nucleic acids using patterned substrates
Case for electronic device
Storing a location within metadata of visual media
Systems and methods for online search recirculation and query categorization
  Randomly Featured Patents
Package with a base and a cover, especially for foodstuffs such as eggs
Currency bills evaluating and counting device
Article for sanitizing toilets
Linear optical modulators and method of linear optical modulation
Obscuration device for tank gunners
Composition and process for retarding drift and promoting deposition in a spraying operation
Multiple layer polycrystalline diamond compact
Method for capturing a sequence of images in close succession
Self-limiting oxygen seal for high-K dielectric and design structure
Mobile genetic element originated from brevibacterium strain