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US 5,330,823 AGranted
Transparent recording sheets
AssigneeXerox Corporation
InventorShadi L. Malhotra
Life of this patent
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Abstract
Disclosed is a substantially transparent recording sheet which comprises (a) a substantially transparent substrate; (b) a binder polymer coated on the substrate; and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating.
Claims28
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating, wherein at least one of the following three conditions is met:
- (1) the index of refraction of the binder and the index of refraction of the antistatic component differ by no more than about .+-.0.01;
- (2) the antistatic component has a melting point of about 70.degree. C. or less;
- (3) the antistatic particles are of an average particle diameter of less than about 1 micron.
2 more elements
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating, wherein the index of refraction of the binder and the index of refraction of the antistatic component differ by no more than about .+-.0.01.
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating, wherein the antistatic component is selected from the group consisting of (1) benzyl dimethyl tetradecyl ammonium chloride dihydrate, (2) benzyl dimethyl stearyl ammonium chloride monohydrate, (3) cetyl pyridinium bromide monohydrate, (4) dodecyl pyridinium chloride monohydrate, (5) hexadecyl tributyl phosphonium bromide, (6) 1,12-diaminododecane, (7) stearyl tributyl phosphonium bromide, (8) benzyl dodecyl dimethyl ammonium bromide, (9) tetrabutyl ammonium chloride hydrate, (10) 1,8-diamino octane, (11) benzyl cetyl dimethyl ammonium chloride monohydrate, and (12) mixtures thereof.
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating, wherein the antistatic component is selected from the group consisting of (1) benzyl dimethyl tetradecyl ammonium chloride dihydrate, (2) benzyl dimethyl stearyl ammonium chloride monohydrate, (3) cetyl pyridinium bromide monohydrate, (4) dodecyl pyridinium chloride monohydrate, (5) hexadecyl tributyl phosphonium bromide, (6) 1,12-diaminododecane, (7) stearyl tributyl phosphonium bromide, (8) benzyl dodecyl dimethyl ammonium bromide, (9) tetrabutyl ammonium chloride hydrate, (10) 1,8-diamino octane, (11) benzyl cetyl dimethyl ammonium chloride monohydrate, and (12) mixtures thereof, and the binder is selected from the group consisting of cationic styrene-butadiene latexes, anionic styrene-butadiene latexes, nonionic styrene-butadiene latexes, ethylene-vinylacetate latexes, vinyl acetate-acrylic copolymer latexes, styrene-maleic anhydride copolymers, vinyl alkyl ether-maleic anhydride copolymers, wherein alkyl has at least one carbon atom, alkylene-maleic anhydride copolymers, wherein alkylene has at least one carbon atom, butadiene-maleic acid copolymers, vinylalkylether-maleic acid copolymers, wherein alkyl has at least one carbon atom, alkyl vinyl ether-maleic acid esters, wherein alkyl has at least one carbon atom, polyacrylic acid, poly (hydroxyalkyl methacrylates), wherein alkyl has at least one carbon atom, poly (hydroxyalkylacrylates), wherein alkyl has at least one carbon atom, poly(vinyl butyral), alkyl cellulose, wherein alkyl has at least one carbon atom, aryl cellulose, wherein aryl has at least six carbon atoms, poly (vinylacetate), hydroxyalkyl cellulose acrylates, wherein alkyl has at least one carbon atom, hydroxyaryl cellulose acrylates, wherein aryl has at least six carbon atoms, hydroxyalkyl cellulose methacrylates, wherein alkyl has at least one carbon atom, hydroxyaryl cellulose methacrylates, wherein aryl has at least six carbon atoms, cellulose-acrylamide adducts, cyanoethylated cellulose, cellulose acetate hydrogen phthalate, hydroxypropylmethyl cellulose phthalate, cellulose triacetate, poly (.alpha.-methylstyrene), styrene-butadiene copolymers, styrene-butylmethacrylate copolymers, vinyl chloride-vinylacetate-vinyl alcohol terpolymers, poly(p-phenylene ether-sulfone), polysulfones, aromatic ester carbonate copolymers, polycarbonates, .alpha.-methylstyrene-dimethylsiloxane block copolymers, dimethyl siloxane-bisphenol A carbonate block copolymers, poly (2,6-dimethyl p-phenylene oxide), poly (2,4,6-tribromostyrene), and mixtures thereof.
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating, wherein the binder polymer and the antistatic particles are present as a mixture in a single layer, and wherein the index of refraction of the binder and the index of refraction of the antistatic component differ by no more than about .+-.0.01.
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating,wherein the binder polymer is present in a first layer and the antistatic particles are present in a second layer coated onto the first layer, and wherein the antistatic component is selected from the group consisting of (1) benzyl dimethyl tetradecyl ammonium chloride dihydrate, (2) benzyl dimethyl stearyl ammonium chloride monohydrate, (3) cetyl pyridinium bromide monohydrate, (4) dodecyl pyridinium chloride monohydrate, (5) hexadecyl tributyl phosphonium bromide, (6) 1,12diaminododecane, (7) stearyl tributyl phosphonium bromide, (8) benzyl dodecyl dimethyl ammonium bromide, (9) tetrabutyl ammonium chloride hydrate, (10) 1,8-diamino octane, (11) benzyl cetyl dimethyl ammonium chloride monohydrate, and (12) mixtures thereof.
A substantially transparent recording sheet which comprises (a) a substantially transparent substrate;
- (b) a binder polymer coated on the substrate;
- and (c) particles of an antistatic component, said particles being present on at least the surface of the binder polymer coating,wherein the binder polymer is present in a first layer and the antistatic particles are present in a second layer coated onto the first layer, and wherein the antistatic component is selected from the group consisting of (1) benzyl dimethyl tetradecyl ammonium chloride dihydrate, (2) benzyl dimethyl stearyl ammonium chloride monohydrate, (3) cetyl pyridinium bromide monohydrate, (4) dodecyl pyridinium chloride monohydrate, (5) hexadecyl tributyl phosphonium bromide, (6) 1,12diaminododecane, (7) stearyl tributyl phosphonium bromide, (8) benzyl dodecyl dimethyl ammonium bromide, (9) tetrabutyl ammonium chloride hydrate, (10) 1,8-diamino octane, (11) benzyl cetyl dimethyl ammonium chloride monohydrate, and (12) mixtures thereof, and the binder is selected from the group consisting of cationic styrene-butadiene latexes, anionic styrene-butadiene latexes, nonionic styrene-butadiene latexes, ethylene-vinylacetate latexes, vinyl acetate-acrylic copolymer latexes, styrene-maleic anhydride copolymers, vinyl alkyl ether-maleic anhydride copolymers, wherein alkyl has at least one carbon atom, alkylene-maleic anhydride copolymers, wherein alkylene has at least one carbon atom, butadiene-maleic acid copolymers, vinylalkylether-maleic acid copolymers, wherein alkyl has at least one carbon atom, alkyl vinyl ether-maleic acid esters, wherein alkyl has at least one carbon atom, polyacrylic acid, poly (hydroxyalkyl methacrylates), wherein alkyl has at least one carbon atom, poly (hydroxyalkylacrylates), wherein alkyl has at least one carbon atom, poly(vinyl butyral), alkyl cellulose, wherein alkyl has at least one carbon atom, aryl cellulose, wherein aryl has at least six carbon atoms, poly (vinylacetate), hydroxyalkyl cellulose acrylates, wherein alkyl has at least one carbon atom, hydroxyaryl cellulose acrylates, wherein aryl has at least six carbon atoms, hydroxyalkyl cellulose methacrylates, wherein alkyl has at least one carbon atom, hydroxyaryl cellulose methacrylates, wherein aryl has least six carbon atoms, cellulose-acrylamide adducts, cyanoethylated cellulose, cellulose acetate hydrogen phthalate, hydroxypropylmethyl cellulose phthalate, cellulose triacetate, poly (.alpha.-methylstyrene), styrene-butadiene copolymers, styrene-butylmethacrylate copolymers, vinyl chloride-vinylacetate-vinyl alcohol terpolymers, poly(p-phenylene ether-sulfone), polysulfones, aromatic ester carbonate copolymers, polycarbonates, .alpha.-methylstyrene-dimethylsiloxane block copolymers, dimethyl siloxane-bisphenol A carbonate block copolymers, poly (2,6-dimethyl p-phenylene oxide), poly (2,4,6-tribromostyrene), and mixtures thereof.
Dependencies are inferred from the claim text.