Coating especially for liquid toner imaging system components
AssigneeHewlett-Packard Development Company, L.P.
InventorsBenzion Landa, Erez Faraggi, Marc Aronhime, Yaacov Almog, Ilya Taraniuk
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Abstract
A liquid toner imaging system having at least one metal product, having a coating on at least a portion thereof, the coating having a thickness of between about 0.1 and about 2 microns thereon, said coating comprising an anionic fluorosurfactant, said coating being in contact with liquid toner therein.
Claims20
A liquid toner imaging system having at least one metal product, in contact with liquid toner therein, said product having a coating having a thickness of between about 0.1 and about 2 micrometers thereon, said coating comprising anionic fluorosurfactant.
A liquid toner imaging system having at least one metal product, in contact with liquid toner therein, said product having a coating comprising an anionic fluorosurfactant in an amount greater than 50% by weight.
A liquid toner imaging system according to any of the preceding claims when the fluorosurfactant includes chemical anchors to bond it to the metal surface.
A liquid toner imaging system coated with a fluorosurfactant having chemical anchors to bond it to the metal surface.
A liquid toner imaging system according to any of the preceding claims wherein the coating comprises more than 80% by weight of said surfactant.
A liquid toner imaging system according to claim 9 wherein the coating comprises more than 99% by weight of said surfactant.
A liquid toner imaging system according to any of the preceding claims wherein the surfactant comprises a material having the formulation:
- (RfCH2CH2O)xP(O)(OH)y, where Rf=F(CF2CF2)z;
- x=1 or 2;
- y=2 or 1;
- x+y=3;
- z=1 to about 7.
A liquid toner imaging system according to any of the preceding claims wherein the surfactant comprises a material having the formulation:
- RfCH2CH2SCH2CH2CO2Li, where Rf=F(CF2CF2)x and x=1 to about 9.
A liquid toner imaging system according to any of the preceding claims wherein the surfactant comprises a material having the formulation:
- (RfCH2CH2O)xPO(ONH4)y, where Rf=(CF2CF2)z;
- x=1 or 2;
- y=2 or 1;
- x+y=3 and z=1 to about 7.
A liquid toner imaging system according to any of the preceding claims wherein the surfactant comprises a material having the formulation:
- (RfCH2CH2O)xPO(ONH4)y where Rf=F(CF2CF2)z where x=1 or 2;
- y=2 or 1;
- and z=1 to about 7;
- x+y=3.
A liquid toner imaging system according to any of the preceding claims wherein the metal is aluminum.
A liquid toner imaging system according to any of the preceding claims wherein the thickness of the coating is greater than about 0.3 micrometers.
A liquid toner imaging system according to any of the preceding claims wherein the thickness is less then about 1 micrometer.
A liquid toner imaging system according to any of the preceding claims wherein the metal product includes at least one surface that is not in continuous contact with the liquid toner
A liquid toner imaging system according to any of the preceding claims wherein the metal product has at least one surface that is in contact with liquid toner that is not subject to an electric field that would tend to plate toner particles onto the surface.
Dependencies are inferred from the claim text.