JP2006023562A5 - - Google Patents

Claims (15)

I by the amination of halogenated aromatic compounds or halogenated heterocyclic compound with an amine compound in the presence of alkalis, a method for synthesizing the charge-transporting material for electrophotographic photoreceptors,
A method for synthesizing a charge transport material for an electrophotographic photoreceptor, comprising using a metal-containing compound and an amino-substituted phosphorus compound having a phosphorus atom bonded to at least one amino group as a catalyst. The synthesis of a charge transport material for an electrophotographic photoreceptor according to claim 1, wherein the amino-substituted phosphorus compound having a phosphorus atom to which at least one amino group is bonded is a compound having a structure represented by the following formula (1). Method.

(In Formula (1), R < ¹¹ > -R < ¹³ > shows a C1-C4 alkyl group each independently.) The synthesis of a charge transport material for an electrophotographic photoreceptor according to claim 1, wherein the amino-substituted phosphorus compound having a phosphorus atom to which at least one amino group is bonded is a compound having a structure represented by the following formula (2). Method.

(In formula (2), R ^{21 to} R ²³ each independently represents an alkyl group having 1 to 4 carbon atoms, and R ²⁴ represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms.) The synthesis of a charge transport material for an electrophotographic photoreceptor according to claim 1, wherein the amino-substituted phosphorus compound having a phosphorus atom to which at least one amino group is bonded is a compound having a structure represented by the following formula (3). Method.

(In formula (3), R ^{31 to} R ³⁴ each independently represents an alkyl group having 1 to 4 carbon atoms.) The method for synthesizing a charge transport material for an electrophotographic photosensitive member according to claim 4, wherein at least one of R ³³ and R ^{34 in} the formula (3) is a tertiary butyl group. The synthesis of a charge transport material for an electrophotographic photosensitive member according to claim 1, wherein the amino-substituted phosphorus compound having a phosphorus atom bonded to at least one amino group is a compound having a structure represented by the following formula (4): Method.

(In formula (4), R ^{41 to} R ⁴⁵ each independently represents an alkyl group having 1 to 4 carbon atoms.) The method for synthesizing a charge transport material for an electrophotographic photosensitive member according to claim 6, wherein R ⁴³ in the formula (4) is a tertiary butyl group. Synthesis of the charge transport material for an electrophotographic photosensitive member according to any one of claims 1 to 7 metal before Kikin genus containing compound is palladium. Before Kikin genus containing _{compound, Pd (Oac) 2, Pd} (acac) 2, (CH 3 CN) 2 Pd (NO 2) Cl, (C 10 H 8 N 2) 2 PdCl 2, Pd 2 (dba) ₃ and at least one synthetic method of the charge transport material for an electrophotographic photosensitive member according to claim 8 which is a metal-containing compound selected from the group consisting of PdCl _2. Synthesis of the charge transport material for an electrophotographic photosensitive member according to any one of claims 1 to 9 before Kishio group is an alkali metal alkoxide. Synthesis of the charge transport material for an electrophotographic photosensitive member according to any one of claims 1 to 10 before KIHA halogenated aromatic compound is bromide aromatic compound. A method for producing an electrophotographic photosensitive member having a support and a layer containing a charge transport material formed on the support,
A charge transport material synthesis step of synthesizing the charge transport material by the synthesis method according to claim 1;
A coating solution preparation step of preparing a coating solution for a layer containing the charge transport material using the charge transport material synthesized in the charge transport material synthesis step;
A layer forming step of forming a layer containing the charge transport material using the coating solution prepared in the coating solution preparing step;
A process for producing an electrophotographic photosensitive member, comprising: An electrophotographic photosensitive member manufactured by the manufacturing method according to claim 12 . The electrophotographic photosensitive member according to claim 13 and at least one means selected from the group consisting of a charging means, a developing means, a transfer means, and a cleaning means are integrally supported and detachable from the main body of the electrophotographic apparatus. A process cartridge characterized by that. An electrophotographic apparatus comprising the electrophotographic photosensitive member according to claim 13 , a charging unit, an exposure unit, a developing unit, and a transfer unit.