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 and system for remapping processing elements in a pipeline of a graphics processing unit
Systems and method for automatic color plane misregistration calibration
Transferring data by touch between touch-screen devices
Method for manufacturing semiconductor element and semiconductor device, and deposition apparatus
Method and system for shared high speed cache in SAS switches
Image sensor pixels with junction gate photodiodes
Magnetic resonance imaging apparatus
  Randomly Featured Patents
Aircraft
Zero-voltage-switched, three-phase PWM rectifier inverter circuit
High bay LED light fixture
Portable supporting frame for cutting machine
Image processing method and apparatus
Septic system drop box with seal apparatus therefor
System and method for managing and presenting entity information
Installation and method for a configuration of a control system
Diagnostic wire bond pull tester
Airbag inflator with venturi effect cooling and gas supplement