Element as a receptor for nonimpact printing

Claim 2

A film element suitable for nonimpact printing comprising a polymeric shaped article having two sides, an antistatic coating on one side thereof, and at least the other side of said article bearing a print receptive layer consisting essentially of a binder, a whitening agent, a matte agent present in an amount of at least 0.4 g/m 2 and a crosslinking agent for said binder, wherein said whitening agent is added in an amount sufficient to produce in the film element a transmission density to white light of at least 0.2.

Claim 3

An element according to claim 1 wherein said antistatic layer is an antistatic agent having carboxyl groups thereon, a crosslinking agent for the antistatic agent, butylmethacrylate modified polymethacrylate beads and submicron polyethylene beads.

Claim 4

An element according to claim 1 wherein the antistatic layer consists essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, and (2) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 15 mg/dm 2 or less.

Claim 5

An element according to claim 1 wherein the antistatic layer having a coating weight, based on the weight of conductive polymer, of 15 mg/dm 2 or less consists essentially of a conductive polymer having carboxyl groups, a hydrophobic polymer having carboxyl groups, and a polyfunctional aziridine crosslinking agent.

Claim 6

An element according to claim 1 wherein said film element transmission density is at least 0.3.

Claim 7

An element according to claim 1 wherein said matte agent is present in an amount of from 0.4 to 1.2 g/m 2 .

Claim 8

An element according to claim 1 wherein the polymeric-shaped article is a film.

Claim 9

An element according to claim 7 wherein the film is dimensionally stable polyethylene terephthalate.

Claim 10

An element according to claim 1 wherein the binder is selected from the group consisting of gelatin and polyvinyl alcohol.

Claim 11

An element according to claim 9 wherein the binder is gelatin.

Claim 12

An element according to claim 1 wherein the whitening agent is TiO 2 .

Claim 13

An element according to claim 1 wherein the matte agent is selected from the group consisting of silica, rice starch and polymethylmethacrylate beads, 2 to 10 μm average particle size.

Claim 14

An element according to claim 9 wherein the crosslinking agent for the binder is a combination of formaldehyde and chrome alum.

Claim 15

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, and (2) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 . and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , to provide a transmission density to white light of 0.2 to 0.42, (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the total dry coating weight of the print receptive layer being 4.0 to 5.9 g/m 2 .

Claim 16

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, and (2) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 . and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , to provide a transmission density to white light of 0.2 to 0.42, (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the total dry coating weight of the print receptive layer being 4.0 to 5.9 g/m 2 .

Claim 17

A film element according to claim 1 wherein a print receptive layer is also present over the antistatic coating layer.

Claim 18

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated in order on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, and (2) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 , and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the dry coating weight of each print receptive layer being 4.0 to 5.9 g/m 2 , and the total transmission density to white light of the film element ranges from 0.2 to 0.42.

Claim 19

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated in order on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, and (2) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 , and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the dry coating weight of each print receptive layer being 4.0 to 5.9 g/m 2 , and the total transmission density to white light of the film element ranges from 0.2 to 0.42.

Claim 20

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, (2) hydrophobic polymer containing carboxyl groups, and (3) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 . and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , to provide a transmission density to white light of 0.2 to 0.42, (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the total dry coating weight of the print receptive layer being 4.0 to 5.9 g/m 2 .

Claim 21

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, (2) hydrophobic polymer containing carboxyl groups, and (3) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 . and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , to provide a transmission density to white light of 0.2 to 0.42, (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the total dry coating weight of the print receptive layer being 4.0 to 5.9 g/m 2 .

Claim 22

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated in order on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, (2) hydrophobic polymer containing carboxyl groups, and (3) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 , and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the dry coating weight of each print receptive layer being 4.0 to 5.9 g/m 2 , and the total transmission density to white light of the film element ranges from 0.2 to 0.42.

Claim 23

A film element suitable for nonimpact printing comprising a dimensionally stable, polyester film support resin subbed on each side, 0.003 to 0.010 inch in thickness, on which is coated in order on one resin subbed side of the film at least one permanent antistatic layer consisting essentially of the reaction product of (1) a water-soluble, electrically conductive polymer having functionally attached carboxyl groups integral to the polymer, (2) hydrophobic polymer containing carboxyl groups, and (3) a polyfunctional substituted aziridine, wherein the hydrogen atom on a carbon atom of the aziridine ring is substituted with an alkyl substituent, where alkyl is of 1 to 6 carbon atoms, or an aryl substituent of 6 to 10 carbon atoms, the antistatic layer having a coating weight, based on the weight of conductive polymer (1), of 7 to 10 mg/dm 2 , and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, and coated on the other resin subbed side of the film in order a thin substratum of hardened gelatin and a print receptive layer consisting essentially of (1) a gelatin binder, (2) a TiO 2 whitening agent in an amount of 0.2 to 2.0 g/m 2 , (3) a matte agent selected from the group consisting of silica, rice starch and polymethylmethacrylate beads in an amount of 0.4 to 1.2 g/m 2 , and (4) a formaldehyde and chrome alum crosslinking agent for the gelatin binder in an amount of 3 to 20 mg/g of the weight of the gelatin binder, the dry coating weight of each print receptive layer being 4.0 to 5.9 g/m 2 , and the total transmission density to white light of the film element ranges from 0.2 to 0.42.