Hydrophilized powder and a composition comprising the same

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

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.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Hydrophilized powder and a composition comprising the same does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hydrophilized powder and a composition comprising the same, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydrophilized powder and a composition comprising the same will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3893610

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.