DISPERSIONS AND RELATED COATINGS AND CURED ARTICLES

1 . A pre-dispersion composition comprising:

(i) a silsesquioxane;

(ii) a dispersing agent; and

(iii) a curable resin.

2 . The pre-dispersion of claim 1 , where the silsesquioxane is a caged or partial caged structure.

3 . The pre-dispersion of claim 1 , where the silsesquioxane includes one or more hydrophobic substituents and one or more hydrophilic substituents.

4 . The pre-dispersion of claim 1 , where the dispersing agent is a hyperdispersant.

5 . The dispersion of claim 1 , where the composition includes from about 0.5 to about 40 wt % silsesquioxane, from about 0.5 to about 30 wt % dispersing agent; from about 1 to about 99 wt % curable resin.

6 . A dispersion composition comprising:

(i) a silsesquioxane;

(ii) a dispersing agent;

(iii) a particulate; and

(iv) a curable resin.

7 . The dispersion of claim 6 , where the silsesquioxane is a caged or partial caged structure.

8 . The dispersion of claim 6 , where the silsesquioxane includes one or more hydrophobic substituents and one or more hydrophilic substituents.

9 . The dispersion of claim 6 , where the dispersing agent is a hyperdispersant

10 . The dispersion of claim 6 , where the particulate is a particulate filler or a pigment.

11 . The dispersion of claim 10 , where the particulate is titanium dioxide or fused silica.

12 . The dispersion of claim 9 , where the particulate is functionalized.

13 . The dispersion of claim 6 , where the composition includes from about 0.1 to about 40 wt % silsesquioxane, from about 0.1 to about 30 wt % dispersing agent; from about 1 to about 90 wt % curable resin, and from about 1 to about 99 wt % particulate.

14 . A coating composition formed by combining curable monomer and a dispersion, where the dispersion includes (a) a silsesquioxane; (b) a dispersing agent; and (c) a curable resin.

15 . The coating composition of claim 14 , where the dispersion further includes a particulate.

16 . The coating composition of claim 14 , where the coating includes curable monomer and an initiator.

17 . A method for preparing a coating composition, the method comprising adding a dispersion to a coating composition, where the dispersion includes (a) a silsesquioxane; (b) a dispersing agent; and (c) a curable resin.

18 . The method of claim 17 , where the dispersion further includes a particulate.

19 . The method of claim 17 , where the coating includes curable monomer and an initiator.

20 . In combination, a silsesquioxane and a dispersing agent.