A cellulose ester film comprising (a) an ultraviolet absorbent polymer having at least one of repeating units represented by the following formulae (1) and (2) and repeating units having ultraviolet absorbent structures represented by the following formulae (3), (4) and (5), (b) an ultraviolet absorbent polymer which is a copolymer of a repeating unit represented by the following formula (6), (7) or (19) with a monomer unit derived from another ethylenically unsaturated monomer, (c) an ultraviolet absorbent polymer which is a copolymer of a monomer represented by the following formula (8) with a monomer represented by the following formula (9), or (d) modified cellulose in which an ultraviolet absorbent structure bonds directly or through a spacer to a hydroxy group of cellulose or its derivative:
- wherein J1 represents —O—, —NR1—, —S—, —SO—, —SO2—, —POO—, —CO—, —COO—, —NR2CO—, —NR3COO—, —NR4CONR5—, —OCO—, —OCONR6—, —CONR7—, —NR8SO—, —NR9SO2—, —SONR10—, or —SO2NR11—, in which R1 through R11 independently represent a hydrogen atom, a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group;
- and Sp1 represents a divalent linkage which may have a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group, provided that an ultraviolet absorbent structure bonds directly or through a spacer to Sp1 or forms a part of the polymer main chain,
- wherein J2 and J3 represent the same group as J1 denoted in formula (1) above, and may be the same or different;
- Sp2 and Sp3 independently represent a divalent linkage which may have a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxcarbonyl group, a nitro group, an imido group, or a heterocyclic group, and may be the same or different, provided that an ultraviolet absorbent structure bonds directly or through a spacer to at least one of Sp2 and Sp3 or forms a part of the polymer main chain in at least one of Sp2 and Sp3,
- wherein R12 through R25 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alklthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group, provided that the two adjacent groups of R12 through R25 may combine with each other to form a ring, and provided that the ultraviolet absorbent structure of formula (3) bonds directly or through a spacer to the polymer main chain or forms a part of the polymer main chain,
- wherein R26 and R27 independently represent an alkyl group having a carbon atom number of 1 to 10;
- R28, R29 and R30 independently represent a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted alkylthio group or a substituted or unsubstituted amino group;
- X and Y independently represent an electron withdrawing group, provided that X and Y may have a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group, or may combine with another to form a 5- or 6-member ring, and provided that the ultraviolet absorbent structure of formula (4) bonds directly or through a spacer to the polymer main chain or forms a part of the polymer main chain,
- wherein R66 through R70 independently represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, or an alkylamino group, and R71 represents a hydroxy group, a halogen atom or an alkyl group, provided that the two adjacent groups of R66 through R71 may combine with each other to form a ring;
- X and Y independently represent an electron withdrawing group, provided that X and Y may have a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino, a ureido group, a sulfamoylamino group, an alkoycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group, but do not combine with each other to form a ring;
- and provided that the ultraviolet absorbent structure of formula (5) bonds directly or through a spacer to the polymer main chain or forms a part of the polymer main chain,
- wherein R31 and R32 independently represent a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group;
- l represents 0, 1, 2, or 3, provided that when l is 2 or 3, plural R31s may be the same or different;
- m represents 0, 1, 2, 3, or 4, provided that when m is 2, 3 or 4, plural R32s may be the same or different;
- J4 represents a group selected from *—O—, *—NR1—, *—S—, *—SO—, *—SO2—, *—POO—, *—CO—, *—COO—, *—NR2CO—, *—NR3COO—, *—NR4CONR5—, *—OCO—, *—OCONR6—, *—CONR7—, *—NR8SO—, *—NR9SO2—, *—SONR10—, *—SO2NR11— or *—OCOR12—, in which symbol “*” represents that the group bonds to the ultraviolet absorbent structure at the position “*” (on the side of J4 opposite Sp4) and R1 through R12 independently represent the same as R1 through R11 denoted in formula (1) above;
- and Sp4 represents a divalent linkage which may have a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group,
- wherein R33 and R34 independently represent a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group;
- o represents 0, 1, 2 or 3, provided that when o is 2 or 3, plural R34s may be the same or different;
- s represents 0, 1, 2, 3 or 4, provided that when s is 2, 3 or 4, plural R33s are the same or different;
- J5 represents a group selected from *—O—, *—NR1—, *—S—, *—SO—, *—SO2—, *—POO—, *—CO—, *—COO—, *—NR2CO—, *—NR3COO—, *—NR4CONR5—, *—OCO—, *—OCONR6—, *—CONR7—, *—NR8SO—, *—NR9SO2—, *—SONR10—, *—SO2NR11— or *—OCOR12, in which symbol “*” represents that the group bonds to the ultraviolet absorbent group at the position “*” (on the side of J5 opposite Sp5) and R1 through R12 independently represent the same as R1 through R11 denoted in formula (1) above;
- and Sp5 represents a divalent linkage which may have a halogen group, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group,
- wherein R35 through R36 independently represent a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group;
- r represents 0, 1, 2 or 3, provided that when r is 2 or 3, plural R36s are the same or different;
- q represents 0, 1, 2, 3 or 4, provided that when q is 2, 3 or 4, plural R35s may be the same or different;
- R37 through R39 independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group;
- and Sp6 represents a divalent linkage which may have a halogen atom, an alkyl group, an aryl group, an acyl group, a sulfonyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an amino group, an alkylamino group, an arylamino group, an acylamino group, a hydroxy group, a cyano group, a carbamoyl group, a sulfamoyl group, a sulfonamido group, an acyloxy group, an oxycarbonyl group, a sulfonylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonyl group, an aryloxycarbonyl group, a nitro group, an imido group, or a heterocyclic group,
- wherein R111 represents a halogen atom, a hydroxy group, an alkoxy group, an aryloxy group, a heterocyclicoxy group, a carbonyloxy group, a urethan group, a sulfonyloxy group, a nitro group, an amino group, a sulfonylamino group, a sulfamoylamino group, an acylamino group, a ureido group, an alkylthio group, an arylthio group, a heterocyclicthio group, a sulfinyl group, a sulfonyl group, or a sulfamoyl group;
- R112 represents a hydrogen atom, a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted heterocyclic group;
- a represents an integer of from 1 to 4, provided that plural R111s or plural R112s may be the same or different;
- R113, R115, and R116 independently represent a hydrogen atom, a substituted or unsubstituted aliphatic group, a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted heterocyclic group;
- R114 represents a hydroxy group, an alkoxy group, an aryloxy group, a heterocyclicoxy group, a carbonyloxy group, a urethan group, a sulfonyloxy group, a nitro group, an amino group, a sulfonylamino group, a sulfamoylamino group, an acylamino group, a ureido group;
- and at least one of R111 through R116 has a group represented by the following formula (20),
- wherein L represents a divalent linkage or a simple bond;
- and R110 represents a hydrogen atom or a substituted or unsubstituted alkyl group.