Abstract: An article having a hydrophilic surface of a material, including a base material having a surface; and a siloxane oligomer represented by Chemical Formula 1 chemically affixed to the surface of the base material wherein the organosiloxane coating comprises a reaction product of a siloxane oligomer represented by Chemical Formula 1 or a polysiloxane derived therefrom, with a phosphonic acid compound represented by Chemical Formula 2: herein in Chemical Formula 1, R1, R2, and R3 are the same or different, and are each independently hydrogen or a C1 to C3 alkyl group, A is a single bond or a C1 to C5 alkylene group, and n ranges from 2 to 3; GN[CH2PO3H2]2??Chemical Formula 2 wherein in Chemical Formula 2, G is —CH2PO3H2, a group represented by Chemical Formula 3, or a group represented by Chemical Formula 4 as described herein.

Abstract: A method of imparting hydrophilicity to a surface of a material, which includes providing a base material having a surface; applying and chemically fixing a siloxane oligomer represented by Chemical Formula 1 to the surface of the base material to form a siloxane-modified surface; and applying a glycidol compound represented by Chemical Formula 2 to the siloxane-modified surface; and carrying out a reaction therebetween to form an organosiloxane coating having a N,N-bis(hydroxyalkyl)aminoalkyl group: wherein R1, R2, and R3 are the same or different and are each independently hydrogen or a C1 to C3 alkyl group, A is a single bond or a C1 to C5 alkylene group, and n ranges from 2 to 30; wherein each R is the same or different, and is as defined herein, and L is a substituted or unsubstituted C1 to C3 alkylene group.

Abstract: A method of imparting hydrophilicity to a surface of a material, which includes providing a base material having a surface; applying and chemically fixing a siloxane oligomer represented by Chemical Formula 1 to the surface of the base material to form a siloxane-modified surface; and applying a glycidol compound represented by Chemical Formula 2 to the siloxane-modified surface; and carrying out a reaction therebetween to form an organosiloxane coating having a N,N-bis(hydroxyalkyl)aminoalkyl group: wherein R1, R2, and R3 are the same or different and are each independently hydrogen or a C1 to C3 alkyl group, A is a single bond or a C1 to C5 alkylene group, and n ranges from 2 to 30; wherein each R is the same or different, and is as defined herein, and L is a substituted or unsubstituted C1 to C3 alkylene group.

Abstract: An article having a hydrophilic surface of a material, including a base material having a surface; and a siloxane oligomer represented by Chemical Formula 1 chemically affixed to the surface of the base material wherein the organosiloxane coating comprises a reaction product of a siloxane oligomer represented by Chemical Formula 1 or a polysiloxane derived therefrom, with a phosphonic acid compound represented by Chemical Formula 2: herein in Chemical Formula 1, R1, R2, and R3 are the same or different, and are each independently hydrogen or a C1 to C3 alkyl group, A is a single bond or a C1 to C5 alkylene group, and n ranges from 2 to 3; GN[CH2PO3H2]2??Chemical Formula 2 wherein in Chemical Formula 2, G is —CH2PO3H2, a group represented by Chemical Formula 3, or a group represented by Chemical Formula 4 as described herein.

Abstract: A method of imparting hydrophilicity to a surface of a material, which comprises providing a base material comprising a surface; applying and chemically fixing a siloxane oligomer represented by Chemical Formula 1 to the surface of the base material to form a siloxane-modified surface; and applying a phosphonic acid compound represented by Chemical Formula 2 to the siloxane-modified surface and carrying out a reaction therebetween to form an organosiloxane coating: wherein in Chemical Formula 1, R1, R2, and R3 are the same or different, and are each independently hydrogen or a C1 to C3 alkyl group, A is a single bond or a C1 to C5 alkylene group, and n ranges from 2 to 30; GN[CH2PO3H2]2??Chemical Formula 2 wherein in Chemical Formula 2, G is —CH2PO3H2, a group represented by Chemical Formula 3, or a group represented by Chemical Formula 4 as defined herein.

Abstract: A method of coating a surface of a base material, includes: providing a base material having a surface; applying a solution of a siloxane oligomer represented by Chemical Formula 1 to the surface of the base material and drying and/or heat-treating the surface comprising the solution of the siloxane oligomer applied thereto to obtain a siloxane-modified surface; and applying a solution of a hydrocarbyl halide represented by Chemical Formula 2 to the siloxane-modified surface and drying and/or heat-treating the siloxane-modified surface comprising the solution of the hydrocarbyl halide to form a coating including a siloxane polycondensate with a hydrocarbyliminoalkyl moiety or a quaternary ammonium salt moiety: Alk-X??Chemical Formula 2 wherein R1, R2, R3, R, n, a, B, Alk, and X are as defined herein.