Resources Contact Us Home
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
Mobile application for calendar sharing and scheduling
Apparatus and method for exerting force on a subject tissue
Data processing method
Pet grooming brush and vacuum attachment
Signal routing dependent on a loading indicator of a mobile node
LED light
2,4-disubstituted pyrimidines useful as kinase inhibitors
  Randomly Featured Patents
Abdominal impedance based body composition meter
Method for stabilizing copper hydroxide
Mass spectrometer vacuum housing and pumping system
Chrysanthemum plant named `Syelect Ambe`
Table lamp
Method of manufacturing a capacitor and a metal gate on a semiconductor device
Remote lighted wick extinguisher
Device for local sub-gingival applications of dental medications
Metallised security element
Manganese oxide material for electrochemical cells