Patent ID: 6593075
Filing Date: 2003-07-15
Classification: G03C

Abstract:
A silver halide photographic light-sensitive material having at least one emulsion layer comprising silver halide grains, said emulsion layer further comprising at least one compound represented by the following formula (I) and at least one compound represented by the following formula (II), (III), (IV-2), (V-1), (V-2), (V-3) or (VI):â€ƒ(X&Parenclosest;1&Parenopenst;L&Parenclosest;m&Parenopenst;Aâ€”B)nâ€ƒâ€ƒ(I)wherein X represents a silver halide adsorbing group containing at least one N, S, P, Se or Te atom, or a light absorbing group; L represents a divalent linkage group comprising at least one C, N, S or O atom; A represents an electron donating group; B represents a releasing group; l and m each represents 0, 1, 2 or 3; and n represents 1 or 2; wherein R1, R2, R3 and R4, which are independent of each other, each represents a hydrogen atom, an aryl group, a chain or cyclic alkyl group, a chain or cyclic alkenyl group, or an alkynyl group; and R5 represents a chain or cyclic alkyl group, a chain or cyclic alkenyl group, an alkynyl group, an aryl group or a heterocyclic group;(Het&Parenclosest;k1&Brketopenst;&Parenopenst;Q1&Parenclosest;k2&Parenopenst;Hy)]k3â€ƒâ€ƒ(III) wherein Het represents a group enabling the adsorption to silver halide grains; Q1 represents a divalent linkage group made up of an atom or an atomic group comprising at least one carbon, nitrogen, sulfur or oxygen atom; Hy represents a group having a hydrazine structure represented by R6R7Nâ€”NR8R9; R6, R7, R8 and R9, which are independent of each other, each represents an alkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group, or R6 and R7, R8 and R9, R6 and R8, or R7 and R9 may combine with each other to complete a ring, provided that at least one among R6, R7, R8 and R9 is an alkylene group, an alkenylene group, an alkynylene group, an arylene group or a divalent heterocyclic ring residue to which â€”(Q1)k2(Het)k1 is attached; k1 and k3 each represents 1, 2, 3 or 4; and k2 represents 0 or 1; wherein R14, R15 and R16, which are independent of each other, each represents a hydrogen atom or a substituent group; and Z represents nonmetal atoms completing a 4- to 6-membered ring; wherein Ra1 represents a substituted or unsubstituted alkyl group, an alkenyl group or an aryl group, Ra2 represents a hydrogen atom or a group represented by Ra1, and Ra3 represents a hydrogen atom, a substituted or unsubstituted alkyl group containing 1 to 10 carbon atoms or a substituted or unsubstituted alkenyl group containing 1 to 10 carbon atoms, or any two of Ra1, Ra2 and Ra3 combine with each other to complete a 5- to 7-membered ring; Xa represents a heterocyclic group and Rb1 represents an alkyl group, an alkenyl group or an aryl group, or Xa and Rb1 combine with each other to complete a 5- to 7-membered ring; Y represents nonmetal atoms forming a 5-membered ring in combination with the â€”N&boxH;Câ€” moiety, or nonmetal atoms forming a 6-membered ring in combination with the â€”N&boxH;Câ€” moiety wherein the end group of Y bonded to the carbon atom of the â€”N&boxH;Câ€” moiety is a group selected from the class consisting of â€”N(Rc1)â€”, â€”C(Rc2)(Rc3)â€”, â€”C(Rc4)&boxH;, â€”Oâ€” and â€”Sâ€” which are each bonded to the carbon atom of â€”N&boxH;Câ€” on the left side; and Rc1 to Rc4, which are independent of each other, each represents a hydrogen atom or a substituent group; wherein R17, R18 and R19, which are independent of each other, each represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group or a heterocyclic group, R20 represents a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, a heterocyclic group or â€”NR21R22, L1 represents â€”COâ€” or â€”SO2â€”, n represents 0 or 1, R21 represents a hydrogen atom, a hydroxyl group, an amino group, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group or a heterocyclic group, R22 represents an alkyl group, an alkenyl group, an alkynyl group, an aromatic group or a heterocyclic group, or R17 and R18, R17 and R19, R19 and R20, or R20 and R18 combine with each other to complete a ring.