Hydrophilized powder and a composition comprising the same

Details Hydrophilized powder and a composition comprising the same Hydrophilized powder and a composition comprising the same

2007-10-23

2007-10-23

Richter, Johann (Department: 1616)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Particulate form

C424S070120, C424S455000, C424S617000, C424S641000, C514S063000, C514S492000, C514S494000

Reexamination Certificate

active

10701566

ABSTRACT:
The present invention is hydrophilized powder, wherein the powder is surface treated with polyether-modified silicone having a hydrolyzable silyl group according to the formula (1),in-line-formulae description="In-line Formulae" end="lead"?R1aR2bR3cSiO(4-a-b-c)/2  (1)in-line-formulae description="In-line Formulae" end="tail"?wherein R1is an organic group having 1 to 80 carbon atoms, R2is a polyether group according to the following formula (2),in-line-formulae description="In-line Formulae" end="lead"?—CdH2d—O—(C2H4O)e(C3H6O)fR4  (2)in-line-formulae description="In-line Formulae" end="tail"?wherein d, e, and f are integers with 0≦d≦15, 1≦e≦50, and 0≦f≦50,R3is a silyl group having a hydrolyzable group according to the general formula (3),in-line-formulae description="In-line Formulae" end="lead"?—CdH2d—SiR1g(OR5)3-g  (3)in-line-formulae description="In-line Formulae" end="tail"?wherein d is as define above and 0≦g≦2, and0.5≦a≦2.5, 0.1≦b≦1.5, and 0.01≦c≦1.5. The invention also provides a composition comprising the powder, an aqueous dispersion comprising the powder, and their application in cosmetics, coatings, and inks.

REFERENCES:
patent: 6660281 (2003-12-01), Nakanishi et al.
patent: 2002/0114771 (2002-08-01), Nakanishi
patent: 2002/0131947 (2002-09-01), Nakanishi
patent: 2004/0091440 (2004-05-01), Kamei et al.
patent: 0 699 721 (1996-03-01), None
patent: 1 123 697 (2001-08-01), None
patent: 1 352 625 (2003-10-01), None
patent: 7-207187 (1995-08-01), None
patent: 09-104833 (1997-04-01), None
patent: 1065234 (2001-01-01), None
Machine Translation of Takeshi et al. JP 09-104833 Apr. 22, 1997.

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