TRIORGANOBORANE-AMINO FUNCTIONALIZED NANOPARTICLES, COMPOSITIONS, AND METHODS
First Claim
1. A surface-modified nanoparticle comprising an inorganic core and surface modifying groups, wherein the surface modifying groups comprise at least one triorganoborane-amine complex having the structure —
- Z—
NHR1—
B(R2)3 wherein;
Z is a divalent organic group;
R1 is H or an organic group; and
each R2 is independently an organic group bound to the boron atom through a carbon atom.
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Accused Products
Abstract
Surface-modified nanoparticles wherein each nanoparticle includes an inorganic core and surface modifying groups, wherein the surface modifying groups include at least one triorganoborane-amine complex having the structure —Z—NHR1—B(R2)3 wherein: Z is a divalent organic group; R1 is H or an organic group; and each R2 is independently an organic group bound to the boron atom through a carbon atom. The inorganic core is typically an inorganic oxide core, e.g., silica, zirconia, or alumina.
4 Citations
17 Claims
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1. A surface-modified nanoparticle comprising an inorganic core and surface modifying groups, wherein the surface modifying groups comprise at least one triorganoborane-amine complex having the structure —
- Z—
NHR1—
B(R2)3 wherein;Z is a divalent organic group; R1 is H or an organic group; and each R2 is independently an organic group bound to the boron atom through a carbon atom. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 17)
- Z—
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11. A method of making surface-modified nanoparticles, the method comprising:
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providing amine-functional inorganic nanoparticles comprising bound stabilizing organic groups selected to stabilize a plurality of the amine-functional inorganic nanoparticles when dispersed in a liquid;
wherein providing amine-functional inorganic nanoparticles comprising bound stabilizing organic groups, comprises;providing inorganic nanoparticles comprising bound stabilizing organic groups selected to stabilize a plurality of the nanoparticles when dispersed in a liquid; providing an amine-functional compound; and combining the amine-functional compound and inorganic nanoparticles comprising bound stabilizing organic groups under conditions effective to form amine-functional inorganic nanoparticles comprising bound stabilizing organic groups; providing a triorganoborane compound of the formula B(R2)3 wherein each R2 is an organic group bound to the boron atom through a carbon atom; and combining the amine-functional inorganic nanoparticles and the triorganoborane compound under conditions effective to form surface-modified nanoparticles, wherein each surface-modified nanoparticle comprises an inorganic core and surface modifying groups, wherein the surface modifying groups comprise at least one triorganoborane-amine complex having the structure —
Z—
NHR1—
B(R2)3 wherein;Z is a divalent organic group; R1 is H or an organic group; and each R2 is independently an organic group bound to the boron atom through a carbon atom. - View Dependent Claims (13, 14)
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12. (canceled)
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15. A polymerizable composition comprising a polymerizable component and surface-modified nanoparticles, wherein each surface-modified nanoparticle comprises an inorganic core and surface modifying groups, wherein the surface modifying groups comprise at least one triorganoborane-amine complex having the structure —
- Z—
NHR1—
B(R2)3 wherein;Z is a divalent organic group; R1 is H or an organic group; and each R2 is independently an organic group bound to the boron atom through a carbon atom. - View Dependent Claims (16)
- Z—
Specification