Silicone-treated powder, process of production thereof and...

Details Silicone-treated powder, process of production thereof and... Silicone-treated powder, process of production thereof and...

2003-10-07

2008-11-11

Woodward, M P (Department: 1615)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

Reexamination Certificate

active

07449193

ABSTRACT:
A silicone-treated powder composed of a powder coated on the surface thereof with a silicone compound, wherein an amount of hydrogen generated by Si—H groups remained on the surface of the silicone-treated powder is not more than 0.2 ml/g of treated powder and a contact angle of water with the treated powder is at least 100°.

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