Silver halide photographic material

Claim 2

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said polyester film support satisfies the following relationships: Tg≦32.1A.sup.2 +55 X≧31 0.74Tg+71.7 wherein Tg is glass transition temperature (°C.); A is equilibrium water content (%) after moisture conditioning at 25° C. and 50% RH for 10 days; and X is degree of crystallinity; wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction; and wherein a pair of ribs are provided on the inner side of the cartridge body.

Claim 3

A silver halide photographic material as in claim 1, wherein said polyester film support comprises a polyester having a hydrophilic group.

Claim 4

A silver halide photographic material as in claim 2, wherein said polyester having a hydrophilic group is obtained by reacting a dibasic acid and a glycol, wherein the hydrophilic group in said polyester having a hydrophilic group is present in either of the dibasic acid or the glycol, and the hydrophilic group is selected from the group consisting of a sulfo group, a sulfino group, a phosphono group, a carboxyl group, a salt of a sulfo group, a salt of a sulfino group, a salt of a phosphono group, a salt of a carboxyl group, a polyalkyleneoxy group, and a disulfonamido group.

Claim 5

A silver halide photographic material as in claim 1, wherein said cartridge system satisfies the equation 2mm≧b/2-a/2-c·d-t wherein a is the outer diameter of said spool, b is the inner diameter of said cartridge body, t is the thickness of a rib on the inner side of said cartridge body, c is the thickness of said film, and d is the number of turns of said film.

Claim 6

A silver halide photographic material comprising on a polyester film support at least one photographic layer, wherein said polyester film support satisfies the following relationships: Tg≦32.1A.sup.2 +55 X≧-0.74Tg+71.7 S≧13 T≦0.25 K≧80 wherein Tg is glass transition temperature (°C.); A is equilibrium water content (%) after moisture conditioning at 25° C. and 50% RH for 10 days; X is degree of crystallinity; S is stiffness (g) with a thickness of 70 μm; T is average percent thermal resistance (%) in the transverse direction and the machine direction; and K is percent transmission (%) at a wavelength of 400 nm; wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction; and wherein a pair of ribs are provided on the inner side of the cartridge body.

Claim 7

A silver halide photographic material comprising on a polyester film support at least one photographic layer, wherein said polyester film support satisfies the following relationships: Tg≦32.1A.sup.2 +55 X≧-0.74Tg+71.7 S≧13 T≦0.25 K≧80 wherein Tg is glass transition temperature (°C.); A is equilibrium water content (%) after moisture conditioning at 25° C. and 50% RH for 10 days; X is degree of crystallinity; S is stiffness (g) with a thickness of 70 μm; T is average percent thermal resistance (%) in the transverse direction and the machine direction; and K is percent transmission (%) at a wavelength of 400 nm; wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction; and wherein a pair of ribs are provided on the inner side of the cartridge body.

Claim 8

A silver halide photographic material as in claim 5, wherein said polyester film support comprises a polyester having a hydrophilic group.

Claim 9

A silver halide photographic material as in claim 6, wherein said polyester having a hydrophilic group is obtained by reacting a dibasic acid and a glycol, wherein the hydrophilic group in said polyester having a hydrophilic group is present in either of the dibasic acid or the glycol, and the hydrophilic group is selected from the group consisting of a sulfo group, a sulfino group, a phosphono group, a carboxyl group, a salt of a sulfo group, a salt of a sulfino group, a salt of a phosphono group, a salt of a carboxyl group, a polyalkyleneoxy group, and a disulfonamido group.

Claim 10

A silver halide photographic material as in claim 5, wherein said cartridge system satisfies the equation 2mm≧b/2-a/2-c·d-t wherein a is the outer diameter of said spool, b is the inner diameter of said cartridge body, t is the thickness of a rib on the inner side of said cartridge body, c is the thickness of said film, and d is the number of turns of said film.

Claim 11

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said polyester film support comprises a mixture of (i) polyethylene terephthalate and (ii) a polyester having a hydrophilic group; and wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction.

Claim 12

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said polyester film support comprises a mixture of (i) polyethylene terephthalate and (ii) a polyester having a hydrophilic group; and wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction.

Claim 13

A silver halide photographic material as in claim 9, wherein said polyester having a hydrophilic group is obtained by reacting a dibasic acid and a glycol, wherein the hydrophilic group in said polyester having a hydrophilic group is present in either of the dibasic acid or the glycol, and the hydrophilic group is selected from the group consisting of a sulfo group, a sulfino group, a phosphono group, a carboxyl group, a salt of a sulfo group, a salt of a sulfino group, a salt of a phosphono group, a salt of a carboxyl group, a polyalkyleneoxy group, and a disulfonamido group.

Claim 14

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said polyester film support is a laminate film composed of at least one layer comprising a polyester having a Tg of not lower than 63° C. and at least one layer comprising a polyester having a hydrophilic group; and wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction.

Claim 15

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said polyester film support is a laminate film composed of at least one layer comprising a polyester having a Tg of not lower than 63° C. and at least one layer comprising a polyester having a hydrophilic group; and wherein said silver halide photographic material further comprises on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction.

Claim 16

A silver halide photographic material as in claim 11, wherein said polyester having a hydrophilic group is obtained by reacting a dibasic acid and a glycol, wherein the hydrophilic group in said polyester having a hydrophilic group is present in either of the dibasic acid or the glycol, and the hydrophilic group is selected from the group consisting of a sulfo group, a sulfino group, a phosphono group, a carboxyl group, a salt of a sulfo group, a salt of a sulfino group, a salt of a phosphono group, a salt of a carboxyl group, a polyalkyleneoxy group, and a disulfonamido group.

Claim 17

A silver halide photographic material as in claim 11, wherein said at least one layer comprising a polyester having a hydrophilic is present within a depth of 20 μm from the surface of at least one side of said laminate film.

Claim 18

A silver halide photographic material as in claim 11, wherein said at least one layer comprising a polyester having a hydrophilic group is laminated on both sides of said layer comprising a polyester having a Tg of not lower than 63° C., and said at least one layer comprising a polyester having a hydrophilic group is present within a depth of 20 μm from the surface of at least one side of said laminate film.

Claim 19

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said support comprises polyester which is obtained by reacting a dibasic acid and a glycol, wherein either the dibasic acid or the glycol has a hydrophilic group, said silver halide photographic material further comprising on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of from 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe either coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction; wherein a pair of ribs are provided on the inner side of the cartridge body.

Claim 20

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said support comprises polyester which is obtained by reacting a dibasic acid and a glycol, wherein either the dibasic acid or the glycol has a hydrophilic group, said silver halide photographic material further comprising on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of from 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe either coated over the surface of said side or coated in stripes, and said silver halide photographic material is a roll film in a cartridge system wherein the end of the roll film wound around a spool is fed out of a cartridge body from a film outlet by turning the spool rotatably attached to the cartridge body in the film feed direction; wherein a pair of ribs are provided on the inner side of the cartridge body.

Claim 21

A silver halide photographic material as in claim 15, wherein said polyester film support is a laminate film composed of at least one layer comprising the polyester having a hydrophilic group is laminated on both sides of a polyester layer having a Tg of not lower than 63° C., and said at least one layer comprising the polyester having a hydrophilic group is present within a depth of 20 μm from the surface of at least one side of said laminate film.

Claim 22

A silver halide photographic material as in claim 16, wherein (i) the dibasic acid comprises a benzene ring or a naphthalene ring, and a carboxyl group, a sulfo group, a sulfino group, a phosphonic acid group, a salt of any of these groups, or a hydroxyl group, and (ii) the glycol comprises polyoxyalkylene or polyoxyglycerin.

Claim 23

A silver halide photographic material as in claim 15, wherein (i) the dibasic acid comprises a benzene ring or a naphthalene ring, and a carboxyl group, a sulfo group, a sulfino group, a phosphonic acid group, a salt of any of these groups, or a hydroxyl group, and (ii) the glycol component comprises polyoxyalkylene or polyoxyglycerin.

Claim 24

A silver halide photographic material as in claim 15, wherein said cartridge system satisfied the equation 2mm≧b/2-a/2-c·d-t wherein a is the outer diameter of said spool, b is the inner diameter of said cartridge body, t is the thickness of a rib on the inner side of said cartridge body, c is the thickness of said film, and d is the number of turns of said film.

Claim 25

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said support comprises polyester which comprises a mixture of (i) polyethylene terephthalate and (ii) a polyester having a hydrophilic group, said silver halide photographic material further comprising on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of from 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes.

Claim 26

A silver halide photographic material comprising on a polyester film support at least one light-sensitive layer, wherein said support comprises polyester which comprises a mixture of (i) polyethylene terephthalate and (ii) a polyester having a hydrophilic group, said silver halide photographic material further comprising on at least one side of the support a magnetic recording layer containing a ferromagnetic powder in an amount of from 4×10 -3 to 1 g per m 2 of the support and having a coercive force of not less than 400 Oe coated over the surface of said side or coated in stripes.