CN108693721A - Electrophtography photosensor, handle box and image forming apparatus - Google Patents
Electrophtography photosensor, handle box and image forming apparatus Download PDFInfo
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- CN108693721A CN108693721A CN201810318259.9A CN201810318259A CN108693721A CN 108693721 A CN108693721 A CN 108693721A CN 201810318259 A CN201810318259 A CN 201810318259A CN 108693721 A CN108693721 A CN 108693721A
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- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 229920006243 acrylic copolymer Polymers 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Chemical class CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 125000005428 anthryl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C(*)=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- VJGNLOIQCWLBJR-UHFFFAOYSA-M benzyl(tributyl)azanium;chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CC1=CC=CC=C1 VJGNLOIQCWLBJR-UHFFFAOYSA-M 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- HGAZMNJKRQFZKS-UHFFFAOYSA-N chloroethene;ethenyl acetate Chemical compound ClC=C.CC(=O)OC=C HGAZMNJKRQFZKS-UHFFFAOYSA-N 0.000 description 1
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical class ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 125000004979 cyclopentylene group Chemical group 0.000 description 1
- PWAPCRSSMCLZHG-UHFFFAOYSA-N cyclopentylidene Chemical group [C]1CCCC1 PWAPCRSSMCLZHG-UHFFFAOYSA-N 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- HEDRZPFGACZZDS-MICDWDOJSA-N deuterated chloroform Substances [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- RAABOESOVLLHRU-UHFFFAOYSA-N diazene Chemical class N=N RAABOESOVLLHRU-UHFFFAOYSA-N 0.000 description 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- LCDFWRDNEPDQBV-UHFFFAOYSA-N formaldehyde;phenol;urea Chemical compound O=C.NC(N)=O.OC1=CC=CC=C1 LCDFWRDNEPDQBV-UHFFFAOYSA-N 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012812 general test Methods 0.000 description 1
- 235000019443 glyceryl diacetate Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 229940097275 indigo Drugs 0.000 description 1
- COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920000554 ionomer Polymers 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- CUONGYYJJVDODC-UHFFFAOYSA-N malononitrile Chemical class N#CCC#N CUONGYYJJVDODC-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- OJURWUUOVGOHJZ-UHFFFAOYSA-N methyl 2-[(2-acetyloxyphenyl)methyl-[2-[(2-acetyloxyphenyl)methyl-(2-methoxy-2-oxoethyl)amino]ethyl]amino]acetate Chemical compound C=1C=CC=C(OC(C)=O)C=1CN(CC(=O)OC)CCN(CC(=O)OC)CC1=CC=CC=C1OC(C)=O OJURWUUOVGOHJZ-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- NZZGQZMNFCTNAM-UHFFFAOYSA-N naphthalene-2,6-dicarbonyl chloride Chemical compound C1=C(C(Cl)=O)C=CC2=CC(C(=O)Cl)=CC=C21 NZZGQZMNFCTNAM-UHFFFAOYSA-N 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 125000005561 phenanthryl group Chemical group 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 150000004986 phenylenediamines Chemical class 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 1
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- DNXIASIHZYFFRO-UHFFFAOYSA-N pyrazoline Chemical compound C1CN=NC1 DNXIASIHZYFFRO-UHFFFAOYSA-N 0.000 description 1
- RQGPLDBZHMVWCH-UHFFFAOYSA-N pyrrolo[3,2-b]pyrrole Chemical compound C1=NC2=CC=NC2=C1 RQGPLDBZHMVWCH-UHFFFAOYSA-N 0.000 description 1
- WVIICGIFSIBFOG-UHFFFAOYSA-N pyrylium Chemical compound C1=CC=[O+]C=C1 WVIICGIFSIBFOG-UHFFFAOYSA-N 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 229920001909 styrene-acrylic polymer Polymers 0.000 description 1
- 125000005504 styryl group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- XIUROWKZWPIAIB-UHFFFAOYSA-N sulfotep Chemical compound CCOP(=S)(OCC)OP(=S)(OCC)OCC XIUROWKZWPIAIB-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- NLDYACGHTUPAQU-UHFFFAOYSA-N tetracyanoethylene Chemical group N#CC(C#N)=C(C#N)C#N NLDYACGHTUPAQU-UHFFFAOYSA-N 0.000 description 1
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium(II) oxide Chemical compound [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- AAAQKTZKLRYKHR-UHFFFAOYSA-N triphenylmethane Chemical compound C1=CC=CC=C1C(C=1C=CC=CC=1)C1=CC=CC=C1 AAAQKTZKLRYKHR-UHFFFAOYSA-N 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
- G03G5/02—Charge-receiving layers
- G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
- G03G5/05—Organic bonding materials; Methods for coating a substrate with a photoconductive layer; Inert supplements for use in photoconductive layers
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
Abstract
The present invention provides Electrophtography photosensor, handle box and image forming apparatus.Electrophtography photosensor has conductive base and photosensitive layer.Photosensitive layer is single layer, including charge producing agent, cavity conveying agent, electron transporting agent and polyarylate resin.Polyarylate resin has main chain and is incorporated into the terminal groups of main chain terminal.Main chain includes the repetitive unit indicated by the following general formula (1).In general formula (1), X and Y are respectively independent, are the bilvalent radicals indicated by following chemical formula (1A), (1B), (1C), (1D) or (1E).Terminal groups are indicated by the following general formula (2).Cavity conveying agent includes the compound indicated by the following general formula (HTM1)~general formula (HTM7).The scratch-resistant depth of photosensitive layer is 0.50 μm or less.The Vickers hardness of photosensitive layer is 18.0HV or more.
Description
Technical field
The present invention relates to Electrophtography photosensor, handle box and image forming apparatuses.
Background technology
Electrophtography photosensor (is filled as the image forming apparatus as supporting body for electrofax mode for example, printing
Set and all-in-one multifunctional machine).Electrophtography photosensor has photosensitive layer.Electrophtography photosensor is, for example, single layer type electrophotograph
Photoreceptor and laminated electronic electrophotographic photoconductor.Mono-layer electronic photographic photoreceptor has:Have the function of charge generation and charge
The photosensitive layer of transfer function.The photosensitive layer that laminated electronic electrophotographic photoconductor has includes:The charge of function is generated with charge
Generating layer and charge transport layer with charge conveying function.
A kind of photosensitive layer of Electrophtography photosensor contain dicarboxylic acids ingredient based on specific structure and divalent phenol at
The polyarylate resin separately won.
Invention content
However, the anti-photographic fog of above-mentioned Electrophtography photosensor is insufficient.
The present invention is in view of above-mentioned technical problem, and it is an object of the present invention to provide a kind of electronics having the excellent photosensitive layer of anti-photographic fog
Electrophotographic photoconductor.Also, another object of the present invention is to provide a kind of handle boxes and image shape inhibiting the bad generation of image
At device.
The Electrophtography photosensor of the present invention has conductive base and photosensitive layer.The photosensitive layer is single layer, and includes
Charge producing agent, cavity conveying agent, electron transporting agent and binding resin.The binding resin includes polyarylate resin.It is described poly-
Aromatic ester resin has main chain and is incorporated into the terminal groups of the main chain terminal.The main chain includes to be indicated by the following general formula (1)
Repetitive unit.The terminal groups are indicated by the following general formula (2).The cavity conveying agent includes by the following general formula (HTM1), leads to
The compound that formula (HTM2), general formula (HTM3), general formula (HTM4), general formula (HTM5), general formula (HTM6) or general formula (HTM7) indicate.
The scratch-resistant depth of the photosensitive layer is 0.50 μm or less.The Vickers hardness of the photosensitive layer is 18.0HV or more.
[Change 1]
In the general formula (1), Q1,Q2,Q3,Q4,Q7,Q8,Q9And Q10It is respectively independent, indicate methyl or hydrogen atom.Q5,Q6,
Q11And Q12It is respectively independent, indicate C1-C4 alkyl or hydrogen atom.Q5And Q6It can be bonded to each other, indicate C5-C7 cycloalkylidenes
(cycloalkylidene)。Q11And Q12It can be bonded to each other, indicate C5-C7 cycloalkylidenes.R, s, t and u are respectively independent, indicate
0 or more number.R+s+t+u=100.R+t=s+u.R/ (r+t) is 0.00 or more 0.90 or less.S/ (s+u) is 0.00 or more
0.90 or less.X and Y is respectively independent, and is the bilvalent radical indicated by following chemical formula (1A), (1B), (1C), (1D) or (1E).
[Change 2]
[Change 3]
-O-Rf (2)
In the general formula (2), RfIndicate that there is fluorine-based chain fatty race base.
[Change 4]
In the general formula (HTM1), R1,R2,R3And R4It is respectively independent, indicate C1-C6 alkyl.A1, a2, a3 and a4 are respectively only
It is vertical, indicate 0 or more 5 integer below.In the case that a1 indicates 2 or more 5 or less integers, several R1Can it is identical can not also
Together.In the case that a2 indicates 2 or more 5 or less integers, several R2It can be the same or different.A3 indicates that 2 or more 5 or less is whole
In the case of number, several R3It can be the same or different.In the case that a4 indicates 2 or more 5 or less integers, several R4It can
It can also be different with identical.
[Change 5]
In the general formula (HTM2), R5,R6,R7And R8It is respectively independent, indicate C1-C6 alkyl or hydrogen atom.
[Change 6]
In the general formula (HTM3), R9,R10,R11And R12It is respectively independent, indicate C1-C6 alkyl.B1, b2, b3 and b4 are respectively
It is independent, indicate 0 or more 5 integer below.In the case that b1 indicates 2 or more 5 or less integers, several R9Can it is identical can also
It is different.In the case that b2 indicates 2 or more 5 or less integers, several R10It can be the same or different.B3 indicates 2 or more 5 or less
In the case of integer, several R11It can be the same or different.In the case that b4 indicates 2 or more 5 or less integers, several
R12It can be the same or different.
[Change 7]
In the general formula (HTM4), R13,R14,R15And R16It is respectively independent, indicate C1-C6 alkyl.C1, c2, c3 and c4 are respectively
It is independent, indicate 0 or more 5 integer below.In the case that c1 indicates 2 or more 5 or less integers, several R13Can it is identical can also
It is different.In the case that c2 indicates 2 or more 5 or less integers, several R14It can be the same or different.C3 indicates 2 or more 5 or less
In the case of integer, several R15It can be the same or different.In the case that c4 indicates 2 or more 5 or less integers, several
R16It can be the same or different.
[Change 8]
In the general formula (HTM5), R17,R18,R19,R20And R21It is respectively independent, indicate C1-C6 alkyl or hydrogen atom.
[Change 9]
In the general formula (HTM6), R22,R23And R24It is respectively independent, indicate C1-C6 alkyl.D1, d2 and d3 are respectively independent,
Indicate 0 or more 5 integer below.In the case that d1 indicates 2 or more 5 or less integers, several R22It can be the same or different.
In the case that d2 indicates 2 or more 5 or less integers, several R23It can be the same or different.D3 indicates 2 or more 5 or less integers
In the case of, several R24It can be the same or different.R25Indicate C1-C6 alkyl or hydrogen atom.
[Change 10]
In the general formula (HTM7), R26,R27And R28It is respectively independent, indicate C1-C6 alkyl.E1, e2 and e3 are respectively independent,
Indicate 0 or more 5 integer below.In the case that e1 indicates 2 or more 5 or less integers, several R26It can be the same or different.
In the case that e2 indicates 2 or more 5 or less integers, several R27It can be the same or different.E3 indicates 2 or more 5 or less integers
In the case of, several R28It can be the same or different.R29,R30And R31It is respectively independent, indicate that C6-C14 aryl or hydrogen are former
Son.
The handle box of the present invention has above-mentioned Electrophtography photosensor.
The image forming apparatus of the present invention has:As supporting body, electro-mechanical part, exposure portion, development section and transfer section.The picture
Supporting body is above-mentioned Electrophtography photosensor.The electro-mechanical part makes the surface as supporting body charge.The electro-mechanical part
Electrification polarity is positive polarity.The exposure portion makes the surface as supporting body charged expose, to be held in the picture
The surface of carrier forms electrostatic latent image.The latent electrostatic image developing is toner image by the development section.The transfer section
While the surface as supporting body is contacted with transfer printing body, make the toner image from described as supporting body transfers
To the transfer printing body.
The anti-photographic fog of the Electrophtography photosensor of the present invention is excellent.In addition, the handle box and image of the present invention form dress
The undesirable generation of image can be inhibited by setting.
Description of the drawings
Fig. 1 is the partial cross of an example of the structure of the Electrophtography photosensor involved by first embodiment of the invention
Figure.
Fig. 2 is the partial cross of an example of the structure of the Electrophtography photosensor involved by first embodiment of the invention
Figure.
Fig. 3 is the partial cross of an example of the structure of the Electrophtography photosensor involved by first embodiment of the invention
Figure.
Fig. 4 indicates an example of the image forming apparatus involved by second embodiment of the invention.
Fig. 5 indicates an example of the structure of scratching device.
Fig. 6 is the sectional view of the IV-IV lines of Fig. 5.
Fig. 7 is the side view of fixed station shown in fig. 5, cut needle and Electrophtography photosensor.
Fig. 8 shows the cuts on the surface for being formed in photosensitive layer.
Specific implementation mode
Hereinafter, detailed description of embodiments of the present invention, but the present invention is not by any limit of following implementation
It is fixed, within the scope of the purpose of the present invention, implemented again after can suitably changing.Also, it is said in the presence of repetition suitably is omitted
The case where bright place, but therefore do not limit the main idea of invention.In addition, in this specification, add after compound name sometimes
" class " is gone up to be referred to as the compound and its derivative." class " is being added after compound name come the case where indicating polymer name
Under, indicate that the repetitive unit of polymer is originated from the compound or its derivative.
Hereinafter, C1-C6 alkyl, C1-C4 alkyl, C5-C7 cycloalkylidenes, C6-C14 aryl and chain fatty race base distinguish table
Show following meanings.
C1-C6 alkyl is straight-chain or branched, and is unsubstituted.C1-C6 alkyl is for example:Methyl, ethyl, third
Base, isopropyl, normal-butyl, sec-butyl, tertiary butyl, amyl, isopentyl, neopentyl and hexyl.
C1-C4 alkyl is straight-chain or branched, and is unsubstituted.C1-C4 alkyl is for example:Methyl, ethyl, third
Base, isopropyl, normal-butyl, sec-butyl and tertiary butyl.
C5-C7 cycloalkylidenes (cycloalkylidene) are unsubstituted.C5-C7 cycloalkylidenes are for example:Cyclopentylene
(cyclopentylidene), cyclohexylidene (cyclohexylidene) and cycloheptylidene (cycloheptylidene).
C6-C14 aryl is unsubstituted.C6-C14 aryl is for example:Unsubstituted C6-C14 aromatic monocyclic alkyl, C6-
The bicyclic alkyl of aromatic condensation unsubstituted C14 and the unsubstituted aromatic condensation tricyclic hydrocarbyls of C6-C14.More specifically, C6-
C14 aryl is for example:Phenyl, naphthalene, anthryl and phenanthryl.
Chain fatty race base refer to not in the organic group of armaticity, the organic group of straight-chain or branched.
In addition, in following the description, " main chain of polyarylate resin " refers to the chain being made of repetitive unit in polyarylate resin
In longest chain." have fluorine-based " refer to the hydrogen atom of organic group part or all by fluorine-based substitution.
<First embodiment:Electricity Zi Zhaoxiangganguangti >
To the Electrophtography photosensor involved by first embodiment of the invention (hereinafter, sometimes referred to as photoreceptor)
Structure illustrates.Fig. 1, Fig. 2 and Fig. 3 indicate an example of first embodiment, that is, the phantom of the structure of photoreceptor 1.
As shown in Figure 1, photoreceptor 1 has conductive base 2 and photosensitive layer 3.Photosensitive layer 3 is single layer.As shown in Figure 1, photosensitive layer 3 can be with
It is directly arranged on conductive base 2.In addition, as shown in Fig. 2, photoreceptor 1 can for example have:Conductive base 2, middle layer
4 (such as priming coats) and photosensitive layer 3.In example shown in Fig. 2, photosensitive layer 3 is set to electric conductivity base indirectly across middle layer 4
On body 2.In addition, as shown in figure 3, photoreceptor 1, which can have protective layer 5, is used as most surface layer.
Hereinafter, the element (conductive base 2, photosensitive layer 3 and middle layer 4) to photoreceptor 1 illustrates, and also to sense
The manufacturing method of body of light 1 illustrates.
[1. Dao electricity Xing Jiti ]
As long as conductive base 2 can be used as the conductive base of photoreceptor 1, it is not particularly limited.Electric conductivity base
Body 2 can use the conductive base that at least surface element is made of conductive material.Conductive base 2 is for example:By having conduction
Property material (conductive material) constitute conductive base and by conductive material coat conductive base.Conductive material
Such as:Aluminium, iron, copper, tin, platinum, silver, vanadium, molybdenum, chromium, cadmium, titanium, nickel, palladium and indium.These conductive materials can be used alone one
Kind, two or more use can also be combined.Two or more combinations such as alloy is (more specifically, aluminium alloy, stainless steel, Huang
Copper etc.).From the aspect of the formedness that charge is moved from photosensitive layer 3 to conductive base 2, in these conductive materials preferably
Aluminium and aluminium alloy.
The shape of conductive base 2 can be properly selected according to the structure of used image forming apparatus.It is conductive
The shape of property matrix 2 is for example:Sheet and drum type.In addition, the thickness of conductive base 2 can be according to the shape of conductive base 2
Shape, to be properly selected.
[2. Gan Guangceng ]
Photosensitive layer 3 contains:Charge producing agent, cavity conveying agent, electron transporting agent and binding resin.Photosensitive layer 3 can be with
Contain additive.As long as photosensitive layer 3 can give full play to the function as photosensitive layer, thickness is not particularly limited.Specifically,
The thickness of photosensitive layer 3 can be 5 μm or more 100 μm hereinafter, preferably 10 μm or more 50 μm or less.
The Vickers hardness of photosensitive layer 3 by be based on Japanese Industrial Standards (Japanese Industrial Standards,
JIS) method of Z2244 measures.Measuring Vickers hardness uses hardometer (for example, Matsuzawa Co., Ltd manufactures
" micro Vickers DMH-1 types ").The measurement of Vickers hardness can carry out under the following conditions, that is, such as 23 DEG C of temperature,
Load (test force) 10gf of diamond penetrator, the time needed for test force is reached as 5 seconds, the closing speed of diamond penetrator
The retention time of 2mm/ seconds and test force is 1 second.
The Vickers hardness of photosensitive layer 3 is 18.0HV or more, from the aspect of further increasing anti-photographic fog, preferably
18.5HV or more, more preferably 19.0HV or more.In addition, for the upper limit of the Vickers hardness of photosensitive layer 3, as long as can play
The function of the photosensitive layer of photoreceptor 1, is not particularly limited, from the aspect of manufacturing cost, preferably 27.0HV.
In addition, Vickers hardness for example can be by adjusting aftermentioned polyarylate resin (1) type and aftermentioned hole
The type and content of agent delivery controls.
The scratch-resistant depth of photosensitive layer 3 is right under specified conditions as shown below (hereinafter, sometimes referred to as scratch depth)
The depth for the cut that photosensitive layer 3 is formed when being delineated.The scratching device of scratch depth JIS K5600-5-5 defineds leads to
First step as shown below, second step, third step and four steps are crossed to measure.Scratching device has fixed station and draws
Trace needle.The top of cut needle is the hemispherical sapphire of diameter 1mm.
In first step, make photoreceptor 1 in such a way that its long side direction is parallel with the long side direction of fixed station, is fixed on solid
Determine the top surface of platform.In second step, cut needle is made vertically to be connected to the surface of photosensitive layer 3.In third step, on one side from cut needle
The load for applying 10g to photosensitive layer 3, makes fixed station and is fixed on length of the photoreceptor 1 in fixed station of the top surface of fixed station on one side
30mm is moved with 30mm/ points of speed on edge direction.By third step, cut is formed on the surface of photosensitive layer 3.Four steps
In, measure the depth capacity of cut, i.e. scratch depth.
The summary of the measurement method of scratch depth is explained above.By in embodiment to the measurement method of scratch depth into
Row is described in detail.
The scratch depth of photosensitive layer 3 is 0.50 μm hereinafter, from the aspect of further increasing anti-photographic fog, preferably 0.49
μm hereinafter, more preferably 0.48 μm or less.Also, for the lower limit of the scratch depth of photosensitive layer 3, as long as can play photosensitive
The function of the photosensitive layer of body 1, is not particularly limited, such as can be 0.00 μm, but from the aspect of manufacturing cost, preferably
It is 0.09 μm.
In addition, scratch depth for example can be by adjusting aftermentioned polyarylate resin (1) type and aftermentioned hole
The type and content of agent delivery controls.
Hereinafter, to charge producing agent, cavity conveying agent, electron transporting agent, binding resin and as the addition of optional component
Agent illustrates.
(charge producing agent)
As long as the charge producing agent of charge producing agent photoreceptor, is not particularly limited.Charge producing agent is for example:
Phthalocyanine pigment, class pigment, disazo pigment, trisazo pigment, dithione pyrrolopyrrole (dithioketo-
Pyrrolopyrrole) pigment, without metal naphthalene phthalocyanine pigment, metal naphthalene phthalocyanine pigment, square acid color, indigo pigments, azulene
Pigment, cyanine pigment, the powder of inorganic light-guide material (such as selenium, selenium-tellurium, selenium-arsenic, cadmium sulfide and non-crystalline silicon), pyrylium pigments,
Anthanthrene quinones pigment, triphenylmethane pigment, intellectual circle's class pigment, toluene amines pigment, pyrazolines pigment and quinacridone
Class pigment.Charge producing agent can be used alone, and can also combine two or more use.Phthalocyanine pigment is for example without gold
Belong to phthalocyanine and metal phthalocyanine.Metal phthalocyanine is for example:Titanyl phthalocyanine, hydroxy gallium phthalocyanine and gallium chlorine phthalocyaninate.Phthalocyanine pigment can be
Crystallization, or noncrystalline.Do not have to the crystal shape (for example, α types, β types, X-type, Y types, V-type and II types) of phthalocyanine pigment
There is special limitation, the phthalocyanine pigment of various crystal shapes can be used.
The X-type crystal of the crystal of metal-free phthalocyanine such as metal-free phthalocyanine is (hereinafter, sometimes referred to as X-type is without metal phthalein
Cyanines).The α types of the crystal of titanyl phthalocyanine such as titanyl phthalocyanine, β types and Y types crystal (hereinafter, be recorded as respectively sometimes α types, β types and
Y-shaped oxygen titanium phthalocyanines).The V-type crystal of the crystallization such as hydroxy gallium phthalocyanine of hydroxy gallium phthalocyanine.
In addition, photoreceptor 1 for digit optical formula image forming apparatus in the case of, it is preferable to use 700nm with
Upper wavelength region has the charge producing agent of sensitivity.There is the charge producing agent example of sensitivity in 700nm wavelengths above region
Such as phthalocyanine pigment, from the aspect of efficiently producing charge, preferably X-type metal-free phthalocyanine.Also, digit optical formula
Image forming apparatus is for example using the laser printer and fax of semiconductor laser etc light source.
In addition, in the case of image forming apparatus of the photoreceptor 1 for having used short-wavelength laser light sources, charge producing agent example
Such as it is preferable to use anthanthrene quinones pigment and class pigment.The wavelength of short wavelength laser is, for example, 350nm or more 550nm or less.
Phthalocyanine pigment that charge producing agent is for example indicated by chemical formula (CGM-1)~(CGM-4) as shown below (with
Under, it is recorded as charge producing agent (CGM-1)~(CGM-4) respectively sometimes).
[Change 11]
[Change 12]
[Change 13]
[Change 14]
From the aspect of efficiently producing charge, relative to 100 mass parts of binding resin, the content of charge producing agent is preferred
Below mass part for more than 0.1 mass parts 50, more than more preferably 0.5 mass parts 30 is below mass part, especially preferably 0.5 matter
It is below mass part to measure part or more 4.5.
(cavity conveying agent)
Cavity conveying agent includes by general formula (HTM1) as shown below, general formula (HTM2), general formula (HTM3), general formula
(HTM4), the compound that general formula (HTM5), general formula (HTM6) or general formula (HTM7) indicate.Hereinafter, sometimes by these cavity conveyings
Agent is recorded as cavity conveying agent (HTM1)~(HTM7) respectively.Can be individually containing these cavity conveying agent in photosensitive layer 3 one
Kind, two kinds or more can also be contained.
[Change 15]
In general formula (HTM1), R1,R2,R3And R4It is respectively independent, indicate C1-C6 alkyl.A1, a2, a3 and a4 are respectively independent,
Indicate 0 or more 5 integer below.In the case of a1 indicates 2 or more 5 integers below, several R1It can be the same or different.
In the case that a2 indicates 2 or more 5 or less integers, several R2It can be the same or different.A3 indicates that 2 or more 5 is below whole
In the case of number, several R3It can be the same or different.In the case that a4 indicates 2 or more 5 or less integers, several R4It can
It can also be different with identical.
[Change 16]
In general formula (HTM2), R5,R6,R7And R8It is respectively independent, indicate C1-C6 alkyl or hydrogen atom.
[Change 17]
In general formula (HTM3), R9,R10,R11And R12It is respectively independent, indicate C1-C6 alkyl.B1, b2, b3 and b4 are respectively only
It is vertical, indicate 0 or more 5 integer below.In the case that b1 indicates 2 or more 5 or less integers, several R9Can it is identical can not also
Together.In the case that b2 indicates 2 or more 5 or less integers, several R10It can be the same or different.B3 indicates that 2 or more 5 or less is whole
In the case of number, several R11It can be the same or different.In the case that b4 indicates 2 or more 5 or less integers, several R12
It can be the same or different.
[Change 18]
In general formula (HTM4), R13,R14,R15And R16It is respectively independent, indicate C1-C6 alkyl.C1, c2, c3 and c4 are respectively only
It is vertical, indicate 0 or more 5 integer below.In the case that c1 indicates 2 or more 5 or less integers, several R13Can it is identical can not also
Together.In the case that c2 indicates 2 or more 5 or less integers, several R14It can be the same or different.C3 indicates that 2 or more 5 or less is whole
In the case of number, several R15It can be the same or different.In the case that c4 indicates 2 or more 5 or less integers, several R16
It can be the same or different.
[Change 19]
In general formula (HTM5), R17,R18,R19,R20And R21It is respectively independent, indicate C1-C6 alkyl or hydrogen atom.
[Change 20]
In general formula (HTM6), R22,R23And R24It is respectively independent, indicate C1-C6 alkyl.D1, d2 and d3 are respectively independent, indicate 0
Above 5 integer below.In the case that d1 indicates 2 or more 5 or less integers, several R22It can be the same or different.D2 tables
In the case of showing 2 or more 5 or less integers, several R23It can be the same or different.D3 indicates the feelings of 2 or more 5 or less integers
Under condition, several R24It can be the same or different.R25Indicate C1-C6 alkyl or hydrogen atom.
[Change 21]
In general formula (HTM7), R26,R27And R28It is respectively independent, indicate C1-C6 alkyl.E1, e2 and e3 are respectively independent, indicate 0
Above 5 integer below.In the case that e1 indicates 2 or more 5 or less integers, several R26It can be the same or different.E2 tables
In the case of showing 2 or more 5 or less integers, several R27It can be the same or different.E3 indicates the feelings of 2 or more 5 or less integers
Under condition, several R28It can be the same or different.R29,R30And R31It is respectively independent, indicate C6-C14 aryl or hydrogen atom.
From the aspect of further increasing anti-photographic fog, in general formula (HTM1), a1 and a3 preferably indicate 1.From same
From the aspect of, R1And R3It is respectively independent, it preferably indicates C1-C4 alkyl, more preferably indicates methyl.From the aspect of same,
A2 and a4 preferably indicates 0.Cavity conveying agent (HTM1) represented by general formula (HTM1) is for example:The chemical formula shown in following
(HTM1-1) the cavity conveying agent represented by (hereinafter, sometimes referred to as cavity conveying agent (HTM1-1)).
[Change 22]
From the aspect of further increasing anti-photographic fog, in general formula (HTM2), R5And R6It is respectively independent, preferably indicate C1-
C6 alkyl more preferably indicates C1-C4 alkyl, further preferably indicates methyl.From the aspect of same, R7And R8It is preferred that
To indicate hydrogen atom.Cavity conveying agent (HTM2) represented by general formula (HTM2) is for example:Chemical formula (the HTM2- shown in following
1) the cavity conveying agent indicated (hereinafter, sometimes referred to as cavity conveying agent (HTM2-1)).
[Change 23]
From the aspect of further increasing anti-photographic fog, in general formula (HTM3), b1 and b3 preferably indicate 1.From same
From the aspect of, R9And R11It is respectively independent, it preferably indicates C1-C4 alkyl, more preferably indicates methyl.It is examined in terms of same
Consider, b2 and b4 preferably indicate 0.Cavity conveying agent (HTM3) represented by general formula (HTM3) is for example:It is chemical shown in following
The cavity conveying agent that formula (HTM3-1) indicates (hereinafter, sometimes referred to as cavity conveying agent (HTM3-1)).
[Change 24]
From the aspect of further increasing anti-photographic fog, in general formula (HTM4), c1 and c2 preferably indicate 1.From same
From the aspect of, R13And R14It is respectively independent, it preferably indicates C1-C4 alkyl, more preferably indicates methyl.It is examined in terms of same
Consider, c3 and c4 preferably indicate 0.Cavity conveying agent (HTM4) represented by general formula (HTM4) is for example:Chemical formula shown in following
(HTM4-1) the cavity conveying agent represented by (hereinafter, sometimes referred to as cavity conveying agent (HTM4-1)).
[Change 25]
From the aspect of further increasing anti-photographic fog, in general formula (HTM5), R17,R18,R19,R20And R21It is respectively independent,
It preferably indicates C1-C6 alkyl, more preferably indicates C1-C4 alkyl, further preferably indicate methyl.General formula (HTM5) institute table
The cavity conveying agent (HTM5) shown is for example:The cavity conveying agent that the chemical formula shown in following (HTM5-1) indicates is (hereinafter, sometimes
It is recorded as cavity conveying agent (HTM5-1)).
[Change 26]
From the aspect of further increasing anti-photographic fog, in general formula (HTM6), d1, d2 and d3 preferably indicate 0.From same
From the aspect of, R25Preferably indicate hydrogen atom.Cavity conveying agent (HTM6) represented by general formula (HTM6) is for example:By following institutes
The cavity conveying agent that the chemical formula (HTM6-1) shown indicates (hereinafter, sometimes referred to as cavity conveying agent (HTM6-1)).
[Change 27]
From the aspect of further increasing anti-photographic fog, in general formula (HTM7), e1, e2 and e3 are respectively independent, preferably table
Show 0 or 1.In the case that e1, e2 and e3 indicate 0, from the aspect of further increasing anti-photographic fog, R29,R30And R31Respectively solely
It is vertical, it preferably indicates C6-C14 aryl, more preferably indicates phenyl.In the case that e1, e2 and e3 indicate 1, from further increasing
From the aspect of anti-photographic fog, R29,R30And R31Preferably indicate hydrogen atom.In addition, e1, e2 and e3 indicate 1 in the case of, from into
From the aspect of one step improves anti-photographic fog, R26,R27And R28It preferably indicates C1-C4 alkyl, more preferably indicates methyl.General formula
(HTM7) the cavity conveying agent (HTM7) represented by is for example:The cavity conveying agent that the chemical formula shown in following (HTM7-1) indicates
(hereinafter, sometimes referred to as cavity conveying agent (HTM7-1)) and by chemical formula (HTM7-2) indicate cavity conveying agent (hereinafter,
Sometimes referred to as cavity conveying agent (HTM7-2)).
[Change 28]
[Change 29]
From the aspect of further increasing anti-photographic fog, in these cavity conveying agent, preferably cavity conveying agent (HTM1),
Cavity conveying agent (HTM2), cavity conveying agent (HTM5) and cavity conveying agent (HTM6), more preferably cavity conveying agent (HTM1-
1), cavity conveying agent (HTM2-1), cavity conveying agent (HTM5-1) and cavity conveying agent (HTM6-1).
From the aspect of efficiently conveying hole, relative to 100 mass parts of binding resin, the content of cavity conveying agent is preferred
Below mass part for more than 10 mass parts 200, more than more preferably 10 mass parts 100 is below mass part.
Photosensitive layer 3 can also contain other holes other than containing above-mentioned cavity conveying agent (HTM1)~(HTM7)
Agent delivery.Other cavity conveying agent are, for example, different from cavity conveying agent (HTM1)~(HTM7) structure in following compound
Compound, compound therein have:Diamine derivative (more specifically, N, N, N ', N '-tetraphenyls phenylenediamine derivative, N, N,
N ', N '-tetraphenyl naphthylenediamine derivative, N, N, N ', N '-tetraphenyl phenanthrylene diamines (N, N, N ', N '-tetraphenyl
Phenanthrylene diamine) derivative etc.);Furodiazole compound is (more specifically, 2,5- bis- (4- methyl amino phenyls
Base) -1,3,4- oxadiazoles etc.);Styrene compound (more specifically, 9- (4- lignocaines styryl) anthracene etc.);Carbazole
Class compound (more specifically, polyvinyl carbazole etc.);Organopolysilane compound;Pyrazoline compounds are (more specifically, 1-
Phenyl -3- (to dimethylaminophenyl) pyrazoline etc.);Hydrazone compounds;Benzazole compounds;Dislike azole compounds;Different evil
Azole compounds;Thiazole compound;Thiadiazole compound;Glyoxaline compound;Pyrazole compound;Triazole type chemical combination
Object.Relative to the gross mass of cavity conveying agent, the content of the total of cavity conveying agent (HTM1)~(HTM7) is preferably 80 matter
Measure % or more, more preferably 90 mass % or more, especially preferably 100 mass %.
(electron transporting agent)
Electron transporting agent is for example:Quinones, diimide compounds, hydrazone compounds, malononitrile derivative,
Thiapyran class compound, trinitro- thioxanthene ketone class compound, 3,4,5,7- tetranitros -9-Fluorenone class compound, dinitro anthracene class
Close object, dinitro acridine compound, tetracyanoethylene, 2,4,8- trinitro- thioxanthones, dinitrobenzene, dinitro acridine, amber
Acid anhydrides, maleic anhydride and dibromomaleic acid acid anhydride.Quinones is for example:Biphenyl quinones, azo quinones, anthraquinone
Class compound, naphthoquinone compound, nitroanthracene quinones and dinitroanthraquinone class compound.These electron transporting agents can be with
It is used alone a kind of, two or more use can also be combined.
From the aspect of efficiently conveying electronics, in these electron transporting agents, general formula preferably as shown below (ETM1)
Represented compound, the compound represented by chemical formula more preferably as shown below (ETM1-1) is (hereinafter, sometimes referred to as
Electron transporting agent (ETM1-1)).
[Change 30]
In general formula (ETM1), R41And R44It is respectively independent, indicate C1-C6 alkyl or hydrogen atom.R42And R43It is respectively independent, table
Show C1-C6 alkyl.F1 and f2 is respectively independent, indicates 0 or more 4 integer below.In the case that f1 indicates 2 or more 4 or less integers,
Several R42It can be the same or different.In the case that f2 indicates 2 or more 4 integers below, several R43It can be identical
It can be different.
[Change 31]
From the aspect of efficiently conveying electronics, relative to 100 mass parts of binding resin, the content of electron transporting agent is preferred
Below mass part for more than 5 mass parts 100, more than more preferably 10 mass parts 80 is below mass part.
(binding resin)
Binding resin includes polyarylate resin (hereinafter, sometimes referred to as polyarylate resin (1)), polyarylate resin (1) tool
It includes the repetitive unit indicated by the following general formula (1) to have main chain and particular end base, main chain, and particular end base junction is together in the main chain
End.Particular end base is indicated by the following general formula (2).Photosensitive layer 3 can contain polyarylate resin (1) one kind or two kinds with
On.
[Change 32]
In general formula (1), Q1,Q2,Q3,Q4,Q7,Q8,Q9And Q10It is respectively independent, indicate methyl or hydrogen atom.Q5,Q6,Q11And
Q12It is respectively independent, indicate C1-C4 alkyl or hydrogen atom.Q5And Q6It can be bonded to each other, indicate C5-C7 cycloalkylidenes.Q11And Q12
It can be bonded to each other, indicate C5-C7 cycloalkylidenes.R, s, t and u are respectively independent, indicate 0 or more number.R+s+t+u=100.r+
T=s+u.R/ (r+t) is 0.00 or more 0.90 or less.S/ (s+u) is 0.00 or more 0.90 or less.X and Y is respectively independent, under being
State the bilvalent radical represented by chemical formula (1A), (1B), (1C), (1D) or (1E).
[Change 33]
[Change 34]
One O-Rf (2)
In general formula (2), RfIndicate that there is fluorine-based chain fatty race base.
The main chain of polyarylate resin (1) does not have halogen atom preferably.The main chain of polyarylate resin (1) does not have halogen
In the case of atom, cavity conveying agent and the compatibility of polyarylate resin (1) are improved, and the crystallization of photosensitive layer 3 frequently results in
Inhibit.Thereby, it is possible to further increase anti-photographic fog.
From the aspect of further increasing anti-photographic fog, in general formula (1), Q1,Q3,Q7And Q9Preferably indicate methyl.From same
From the aspect of sample, Q2,Q4,Q8And Q10Preferably indicate hydrogen atom.From the aspect of same, Q5And Q6Preferably tie each other
It closes, indicates C5-C7 cycloalkylidenes, be more preferably bonded to each other, indicate cyclohexylidene (cyclohexylidene).From same
From the aspect of, Q11And Q12It is preferably bonded to each other, indicates C5-C7 cycloalkylidenes, be more preferably bonded to each other, indicate sub- hexamethylene
Base (cyclohexylidene).
From the aspect of further increasing anti-photographic fog, in general formula (1), r/ (r+t) be preferably 0.10 or more 0.70 hereinafter,
More preferably 0.30 or more 0.70 or less.From the aspect of same, s/ (s+u) is preferably 0.10 or more 0.70 hereinafter, more excellent
It is selected as 0.30 or more 0.70 or less.
From the aspect of further increasing anti-photographic fog, in general formula (1), X and Y are preferably different.In this case, from
From the aspect of further increasing anti-photographic fog, at least one party of preferably X and Y are the divalent indicated by chemical formula (1B) or (1C)
Base, the bilvalent radical more preferably indicated by chemical formula (1C).
Repetitive unit represented by main chain such as the following general formula (1-5) of polyarylate resin (1) is (hereinafter, sometimes referred to as
Repetitive unit (1-5)), repetitive unit represented by the following general formula (1-6) (hereinafter, sometimes referred to as repetitive unit (1-6), under
State repetitive unit (hereinafter, sometimes referred to as repetitive unit (1-7)) and the following general formula (1-8) institute table represented by general formula (1-7)
The repetitive unit shown (hereinafter, sometimes referred to as repetitive unit (1-8)).
[Change 35]
Q in general formula (1-5)1,Q2,Q3,Q4,Q5And Q6Respectively with the Q in general formula (1)1,Q2,Q3,Q4,Q5And Q6Meaning
It is identical.X in general formula (1-6) is identical as the meaning of X in general formula (1).Q in general formula (1-7)7,Q8,Q9,Q10,Q11And Q12Point
Not with the Q in general formula (1)7,Q8,Q9,Q10,Q11And Q12Meaning it is identical.The Y and Y's in general formula (1) in general formula (1-8) contains
Justice is identical.
The main chain of polyarylate resin (1) can contain the repetitive unit other than repetitive unit (1-5)~(1-8).It repeats single
Amount of the total of the amount of the substance of member (1-5)~(1-8) relative to the substance of the repetitive unit in the main chain of polyarylate resin (1)
The ratio (molar fraction) of total be preferably 0.80 or more, more preferably 0.90 or more, further preferably 1.00.
For the arrangement of repetitive unit (1-5)~(1-8) in the main chain of polyarylate resin (1), as long as being originated from aromatic series
The repetitive unit of glycol and the repetitive unit from aromatic dicarboxylic acid are adjacent to each other, are not particularly limited.For example, repeating
Unit (1-5) is adjacent with repetitive unit (1-6) or repetitive unit (1-8) and is bonded to each other.Similarly, repetitive unit (1-7) with
Repetitive unit (1-6) or repetitive unit (1-8) are adjacent and be bonded to each other.
In addition, in general formula (1), r indicates to contain in main chain of the quantity of repetitive unit (1-5) relative to polyarylate resin (1)
The quantity of some repetitive units (1-5), the quantity of repetitive unit (1-6), the quantity and repetitive unit (1- of repetitive unit (1-7)
8) percentage of amount total.S indicates to contain in main chain of the quantity of repetitive unit (1-6) relative to polyarylate resin (1)
The quantity of repetitive unit (1-5), the quantity of repetitive unit (1-6), the quantity of repetitive unit (1-7) and repetitive unit (1-8)
The percentage of amount total.T indicates the weight contained in main chain of the quantity of repetitive unit (1-7) relative to polyarylate resin (1)
The number of the multiple quantity of unit (1-5), the quantity of repetitive unit (1-6), the quantity of repetitive unit (1-7) and repetitive unit (1-8)
Measure the percentage amounted to.U indicates the repetition contained in main chain of the quantity of repetitive unit (1-8) relative to polyarylate resin (1)
The quantity of the quantity of unit (1-5), the quantity of repetitive unit (1-6), the quantity of repetitive unit (1-7) and repetitive unit (1-8)
The percentage of total.Also, r, s, t and u are that the main chain of the polyarylate resin (1) contained from photosensitive layer 3 is whole (several respectively
Main chain) obtained arithmetic mean of instantaneous value, rather than the value obtained from 1 main chain.In addition, r, s, t and u for example can be by with matter
Daughter nucleus magnetic resonance spectrometer measures polyarylate resin (1)1H-NMR spectrum calculate.
The main chain that the main chain of polyarylate resin (1) is for example indicated by following chemical formula (R-1)~(R-6) (hereinafter, remember sometimes
It is main chain (R-1)~(R-6) to carry).
[Change 36]
[Change 37]
From the aspect of further increasing anti-photographic fog, the main chain of polyarylate resin (1) is preferably main chain (R-2), (R-4)
And (R-5), more preferably main chain (R-2) and (R-4).
The terminal groups of polyarylate resin (1) include to have fluorine-based chain fatty race base, the R being used as in general formula (2)f。
Polyarylate resin (1) has terminal groups as one or two or more kinds.It can in structure with fluorine-based chain fatty race base
With with hetero atom more than divalent.More than divalent hetero atom for example oxygen atom, nitrogen-atoms, sulphur atom, silicon atom, phosphorus atoms and
Boron atom.Chain fatty race base has the end represented by the heteroatomic terminal groups such as following chemical formula (MA) of divalent or more
Base.
[Change 38]
From the aspect of further increasing anti-photographic fog, RfRepresented there is fluorine-based chain fatty race base preferably to have
There are the C1-C6 alkyl that at least one is fluorine-based, more preferably C1-C6 perfluoroalkyls, the further preferably perfluor of C1-C6 straight-chains
Alkyl, especially preferably seven fluorine n-propyls.RfRepresented has the case where fluorine-based chain fatty race base is seven fluorine n-propyl
Under, terminal groups are indicated by chemical formula below (M1).Hereinafter, the terminal groups represented by chemical formula (M1) are recorded as end sometimes
Base (M1).
[Change 39]
-O-CF2-CF2-CF3 (M1)
As long as the manufacturing method of binding resin can manufacture polyarylate resin (1), it is not particularly limited.Binding resin
Manufacturing method for example:By the aromatic diol for constituting repetitive unit, the aromatic dicarboxylic acid for constituting repetitive unit
And the method for the end terminator progress polycondensation for constituting terminal groups.Polycondensation method is not particularly limited, and can use known
Synthetic method (more specifically, polymerisation in solution, melt polymerization, interfacial polymerization etc.).
Aromatic dicarboxylic acid for manufacturing polyarylate resin (1) has 2 carboxyls, by the following general formula (1-9) or general formula
(1-10) is indicated.The Y in X and general formula (1-10) in general formula (1-9) respectively in general formula (1) X and the meaning of Y it is identical.
[Change 40]
Aromatic dicarboxylic acid be, for example, with 2 carboxyls for being incorporated into aromatic rings aromatic dicarboxylic acid (more specifically, 4,
4 '-oxydibenzoic acids, 4,4 '-biphenyl dicarboxylic acids etc.).In addition, aromatic dicarboxylic acid can use diacid chloride, dimethyl ester, diethyl
The derivative of ester or the like.In addition, the aromatic dicarboxylic acid for polycondensation can contain general formula (1-9) and general formula (1-10) institute table
Other aromatic dicarboxylic acids other than the aromatic dicarboxylic acid shown.
Aromatic diol has 2 phenolic hydroxyl groups, is indicated by the following general formula (1-11) or general formula (1-12).In general formula (1-11)
Q1,Q2,Q3,Q4,Q5And Q6Respectively with the Q in general formula (1)1,Q2,Q3,Q4,Q5And Q6Meaning it is identical.In general formula (1-12)
Q7,Q8,Q9,Q10,Q11And Q12Respectively with the Q in general formula (1)7,Q8,Q9,Q10,Q11And Q12Meaning it is identical.
[Change 41]
When synthesizing polyarylate resin (1), aromatic diol can use the derivative of diacetin or the like.In addition, being used for
The aromatic diol of polycondensation can also contain other than containing the aromatic diol represented by general formula (1-11) and general formula (1-12)
There are other aromatic diols.
The alcohol represented by the following general formula (2-1) can be used for example in end terminator for constituting terminal groups.General formula (2-
1) R infWith the R in general formula (2)fMeaning it is identical.
[Change 42]
HO-Rf (2-1)
By polycondensation come when synthesizing polyarylate resin (1), from the aspect of further increasing anti-photographic fog, relative to fragrance
The amount of the substance for the end terminator that 1 mole of race's dicarboxylic acids is reacted is preferably 0.001 mole or more 0.1 mole or less.
Polyarylate resin (1) both can be only used alone in binding resin, can also polyarylate resin (1) and polyarylate resin
(1) resin (other resins) other than is used in combination.Other resins are for example:Thermoplastic resin (the polyarylate other than polyarylate resin (1)
Resin, polycarbonate resin, styrene resin, styrene-butadiene copolymer, styrene-acrylonitrile copolymer, benzene second
Alkene-acid/maleic acid copolymers, Styrene-acrylic copolymer, acrylic copolymer, polyvinyl resin, ethene-vinyl acetate
Ester copolymer, chlorinated polyethylene resin, Corvic, acrylic resin, ionomer, vinyl chloride-vinyl acetate copolymerization
Object, polyester resin, alkyd resin, polyamide, polyurethane resin, polysulfone resin, diallyl phthalate resin, ketone
Resin, polyvinyl butyral resin, polyether resin, polyester resin etc.), thermosetting resin (silicone resin, epoxy resin, phenol
Urea formaldehyde, Lauxite, melmac, the bridging property thermosetting resin etc. other than these) and light-cured resin (epoxy-
Acrylic resin, polyurethane-acrylate analog copolymer etc.).They may be used alone, used in two or more.Phase
For the total amount of binding resin, the content of polyarylate resin (1) is preferably 80 mass % or more, more preferably 90 mass % with
On, further preferably 100 mass %.
The viscosity average molecular weigh of binding resin is preferably 10,000 or more, more preferably 20, and 000 or more, further preferably
30,000 or more, especially preferably 40,000 or more.If the viscosity average molecular weigh of binding resin is 10,000 or more, then binding resin
Wear resistance be improved, photosensitive layer 3 often becomes not easy to wear.On the other hand, the viscosity average molecular weigh of binding resin is preferred
It is 80,000 hereinafter, more preferably 70,000 or less.If the viscosity average molecular weigh of binding resin is 80,000 hereinafter, binding resin
It is easily soluble in the solvent of photosensitive layer formation, to tend to be formed photosensitive layer 3.
(additive)
Additive as optional component is for example:Degradation inhibitor is (more specifically, antioxidant, radical scavenger, sudden
Go out agent, ultra-violet absorber etc.), softening agent, surface modifier, incremental agent, thickener, dispersion stabilizer, wax, donor, surface
Activating agent and levelling agent.In the case of adding additive, one kind of these additives is can be used alone, it can also be two or more
It is used in combination.
Antioxidant is for example:Hindered phenol compound, hindered amine compound, sulfide compound and bi-ester of phosphite.This
In a little antioxidants, preferably hindered phenol compound and hindered amine compound.
(combination of material)
From the aspect of further increasing anti-photographic fog, it is preferred that binding resin and cavity conveying agent are following table 1 institutes
The combination example 1~22 shown.From the aspect of same, it is further preferred that binding resin is shown in following table 1 with cavity conveying agent
Combination example 1~22, and electron transporting agent be electron transporting agent (ETM1-1).From the aspect of same, it is further preferred that viscous
Resin is tied with cavity conveying agent to combine example 1~22 shown in following table 1, and charge producing agent is X-type metal-free phthalocyanine.From same
From the aspect of sample, it is further preferred that, binding resin and cavity conveying agent be combine example 1~22 shown in following table 1, and
Electron transporting agent is electron transporting agent (ETM1-1), and charge producing agent is X-type metal-free phthalocyanine.In addition, for polyarylate resin
(R-1-M1)~(R-6-M1) will illustrate in embodiment respectively.
[Table 1]
| Combine example | Binding resin | Cavity conveying agent |
| Combine example 1 | Polyarylate resin (R-1-M1) | Cavity conveying agent (HTM1-1) |
| Combine example 2 | Polyarylate resin (R-2-M1) | Cavity conveying agent (HTM1-1) |
| Combine example 3 | Polyarylate resin (R-3-M1) | Cavity conveying agent (HTM1-1) |
| Combine example 4 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM1-1) |
| Combine example 5 | Polyarylate resin (R-5-M1) | Cavity conveying agent (HTM1-1) |
| Combine example 6 | Polyarylate resin (R-6-M1) | Cavity conveying agent (HTM1-1) |
| Combine example 7 | Polyarylate resin (R-1-M1) | Cavity conveying agent (HTM2-1) |
| Combine example 8 | Polyarylate resin (R-2-M1) | Cavity conveying agent (HTM2-1) |
| Combine example 9 | Polyarylate resin (R-3-M1) | Cavity conveying agent (HTM2-1) |
| Combine example 10 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM2-1) |
| Combine example 11 | Polyarylate resin (R-5-M1) | Cavity conveying agent (HTM2-1) |
| Combine example 12 | Polyarylate resin (R-6-M1) | Cavity conveying agent (HTM2-1) |
| Combine example 13 | Polyarylate resin (R-1-M1) | Cavity conveying agent (HTM6-1) |
| Combine example 14 | Polyarylate resin (R-2-M1) | Cavity conveying agent (HTM6-1) |
| Combine example 15 | Polyarylate resin (R-3-M1) | Cavity conveying agent (HTM6-1) |
| Combine example 16 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM6-1) |
| Combine example 17 | Polyarylate resin (R-5-M1) | Cavity conveying agent (HTM6-1) |
| Combine example 18 | Polyarylate resin (R-6-M1) | Cavity conveying agent (HTM6-1) |
| Combine example 19 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM3-1) |
| Combine example 20 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM4-1) |
| Combine example 21 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM5-1) |
| Combine example 22 | Polyarylate resin (R-4-M1) | Cavity conveying agent (HTM7-1) |
[3. Zhong Jianceng ]
As described above, the photoreceptor 1 of present embodiment can have middle layer 4 (for example, priming coat).Middle layer 4 is for example
Contain:Inorganic particle and resin (middle layer resin) for middle layer.The presence of middle layer 4 is able to maintain that and can inhibit leakage
The state of insulation of this degree occurs for electricity, keeps the electric current flowing generated when exposure photoreceptor 1 smooth, and resistance is inhibited to rise.
Inorganic particle is for example:The particle of metal (more specifically, aluminium, iron, copper etc.), metal oxide are (more specifically, dioxy
Change titanium, aluminium oxide, zirconium oxide, tin oxide, zinc oxide etc.) particle and nonmetal oxide (more specifically, silica etc.)
Particle.These inorganic particles can be used alone, and two or more can also be used in combination.Also, inorganic particle can be implemented
Surface treatment.
As long as middle layer resin can be used as being formed the resin of middle layer, it is not particularly limited.
[4. the Zhi Zaofangfa ] of photoreceptor;
The manufacturing method of photoreceptor 1 is illustrated.The manufacturing method of photoreceptor 1 is for example with photosensitive layer formation process.
In photosensitive layer formation process, prepare the coating fluid for being used to form photosensitive layer 3 (hereinafter, sometimes referred to as photosensitive layer coating fluid).
Then, by photosensitive layer coating solution on conductive base 2.Then, it is dried, will be coated with by method appropriate
Photosensitive layer coating fluid in contain solvent at least part removal, formed photosensitive layer 3.Photosensitive layer is for example wrapped with coating fluid
Contain:Charge producing agent, cavity conveying agent, electron transporting agent, polyarylate resin (1) and solvent as binding resin.It is such
Photosensitive layer uses coating fluid by by charge producing agent, cavity conveying agent, electron transporting agent and the polyarylate tree for being used as binding resin
Fat (1) is dissolved or dispersed in solvent to prepare.As needed, various additives can also be added in photosensitive layer coating fluid.
Hereinafter, photosensitive layer formation process is described in detail.As long as the solvent contained in photosensitive layer coating fluid can
Make to dissolve or disperse containing each ingredient in photosensitive layer coating fluid, be not particularly limited.Solvent is for example:Alcohol is (more specific
Ground, methanol, ethyl alcohol, isopropanol, butanol etc.), aliphatic hydrocarbon (more specifically, n-hexane, octane, hexamethylene etc.), aromatic hydrocarbon (more
Specifically, benzene,toluene,xylene etc.), halogenated hydrocarbon (more specifically, dichloromethane, dichloroethanes, carbon tetrachloride, chlorobenzene etc.),
Ether (more specifically, dimethyl ether, diethyl ether, tetrahydrofuran, glycol dimethyl ether, diethylene glycol dimethyl ether etc.), ketone (more specifically,
Acetone, methyl ethyl ketone, cyclohexanone etc.), ester (more specifically, ethyl acetate, methyl acetate etc.), dimethylformaldehyde, dimethyl
Formamide and dimethyl sulfoxide (DMSO).These solvents may be used singly or in combination of two or more to use.In these solvents,
It is preferable to use halogen-free solvents.
Photosensitive layer coating fluid is scattered in solvent to prepare by making each ingredient mix.Mixing or dispersion for example may be used
To use ball mill, roller mill, ball mill, grater, paint shaker or ultrasonic disperser.
In order to improve the dispersibility of each ingredient, for example, surfactant can also be contained in photosensitive layer coating fluid.
As long as the coating method of photosensitive layer coating fluid can by the method for photosensitive layer coating fluid even spread,
It is not particularly limited.Coating method is for example:Dip coating, spray coating method, spin-coating method and stick coating method.
As long as the method that at least part of the solvent contained in photosensitive layer coating fluid removes is enabled to photosensitive
The method of at least part evaporation of solvent in layer coating fluid, is not particularly limited.Minimizing technology for example has:Add
Heat, decompression and heating are used in combination with decompression.For example, a kind of specific method is to carry out heat using high-temperature drier, pressure Reduction Dryer
It handles (heated-air drying).Heat treatment condition be, for example, temperature be 40 DEG C or more 150 DEG C or less and the time be 3 minutes or more 120 points
Below clock.
In addition, as needed, the manufacturing method of photoreceptor 1 can also have the process etc. for forming middle layer 4.It is formed intermediate
The process of layer 4, can suitably select known method.
The photoreceptor of present embodiment described above is because anti-photographic fog is excellent, so various images can be preferably used for
Forming apparatus.
<Second embodiment:Tu Xiangxingchengzhuanzhi >
Hereinafter, being illustrated to the image forming apparatus involved by second embodiment.Involved by second embodiment
Image forming apparatus has:As supporting body, electro-mechanical part, exposure portion, development section and transfer section.It is described as supporting body is above-mentioned
Photoreceptor involved by one embodiment.The electro-mechanical part makes the surface as supporting body charge.The electrification of the electro-mechanical part
Polarity is positive polarity.The exposure portion makes the surface as supporting body charged expose, described as supporting body
The surface formed electrostatic latent image.The latent electrostatic image developing is toner image by the development section.The transfer section is in institute
While stating the surface as supporting body and contacted with transfer printing body, make the toner image from described as supporting body is transferred to institute
State transfer printing body.
Image forming apparatus involved by second embodiment can inhibit the undesirable generation of image.Its reason speculates such as
Under.Image forming apparatus involved by second embodiment has the photoreceptor involved by first embodiment and is used as carrying
Body.The anti-photographic fog of photoreceptor involved by first embodiment is excellent.Therefore, the image involved by second embodiment is formed
Device can inhibit image bad (more specifically, fuzzy etc.).
Hereinafter, with reference to Fig. 4, for color image forming device in a series arrangement, involved by second embodiment
One embodiment of image forming apparatus illustrates.
Image forming apparatus 100 shown in Fig. 4 is the image forming apparatus of direct transfer modes.In general, using direct
It is subtle at partial volume due to being contacted with the recording medium as transfer printing body as supporting body in the image forming apparatus of transfer modes
It is easily attached to the surface as supporting body, thus it is bad to easy to produce image.However, an example of second embodiment, that is, image shape
Have the photoreceptor involved by first embodiment at device 100 to be used as supporting body 30.The involved sense of first embodiment
The anti-photographic fog of body of light is excellent.Therefore, have the photoreceptor involved by first embodiment be used as supporting body 30 when, even if
Image forming apparatus 100 can also inhibit generation image bad using direct transfer modes.
Image forming apparatus 100 has:Image forming unit 40a, 40b, 40c and 40d, transfer belt 50 and fixing section 52.
Hereinafter, in the case where needing not distinguish between, image forming unit 40a, 40b, 40c and 40d are recorded as image forming unit
40。
Image forming unit 40 has:As supporting body 30, electro-mechanical part 42, exposure portion 44, development section 46 and transfer section 48.Picture
Supporting body 30 is set to the middle position of image forming unit 40.As supporting body 30 be set as can in the direction of arrows (counterclockwise side
To) rotation.Around as supporting body 30, on the basis of electro-mechanical part 42 since the upstream side of the direction of rotation as supporting body 30
Set gradually electro-mechanical part 42, exposure portion 44, development section 46 and transfer section 48.Also, image forming unit 40 can also have clearly
Wash the side or two sides of portion (not shown) and de-power unit (not shown).
Respectively by image forming unit 40a~40d, on the recording medium P (transfer printing body) in transfer belt 50 successively
It is overlapped the toner image of several color (for example, black, cyan, magenta and yellow these four colors).
Electro-mechanical part 42 is charged roller.Charged roller makes the surface as supporting body 30 by being contacted with the surface as supporting body 30
Electrification.In general, having in the image forming apparatus of charged roller, it is bad to easy to produce image.However, image forming apparatus 100 has
The photoreceptor of standby first embodiment is used as supporting body 30.The anti-photographic fog of photoreceptor of first embodiment is excellent.Therefore,
Even if image forming apparatus 100, which has, can inhibit image undesirable generation if charged roller is used as electro-mechanical part 42.In this way, making
Contact electrification mode is used for the image forming apparatus 100 of an example of second embodiment.The band of others contact electrification mode
Electric portion such as band brush.In addition, electro-mechanical part can also be cordless.The electro-mechanical part of cordless is for example without grid electrode
Type electro-mechanical part (Corotron) and there is grid electrode type electro-mechanical part (Scorotron).
The voltage that electro-mechanical part 42 applies is not particularly limited.The voltage that electro-mechanical part 42 applies is for example:DC voltage, alternating current
Pressure and overlapping voltage (alternating voltage is overlapped in the voltage of DC voltage), wherein preferably DC voltage.DC voltage with exchange
Voltage and overlapping voltage are compared, and have following advantages.When 42 application DC voltages of electro-mechanical part, due to being applied to as supporting body
30 voltage value is certain, therefore is easy to make uniformly to be charged to certain potentials as supporting body 30.In addition, working as electro-mechanical part 42
When only applying DC voltage, the wear extent Wang Wang Minus of photosensitive layer are few.As a result, it is possible to form preferable image.
Exposure portion 44 make to have charged as the surface of supporting body 30 exposes.It is formed as a result, on the surface as supporting body 30 quiet
Electric sub-image.Electrostatic latent image is formed based on the image data for being input to image forming apparatus 100.
Toner is provided to the surface as supporting body 30 by development section 46, and it is toner image to make latent electrostatic image developing.Development
Contact visualization way may be used in portion 46, that is, is contacted on one side with the surface as supporting body 30, is on one side to adjust by latent electrostatic image developing
The mode of toner picture.In general, in image forming apparatus using contact visualization way, it is easy because of photographic fog to generate image bad.
But image forming apparatus 100 is used as picture supporting body 30, and first because having the photoreceptor involved by first embodiment
The anti-photographic fog of photoreceptor involved by embodiment is excellent, therefore, even if having the image forming apparatus 100 of such photoreceptor
Using contact visualization way, can also it inhibit the image generated by photographic fog bad.
Development section 46 can clean the surface as supporting body 30.That is, image forming apparatus 100 can be adopted
With so-called cleaner-less mode.In this case, development section 46 can remove the residual component as 30 surface of supporting body.In general,
Have the image forming apparatus of cleaning part (for example, cleaning scraper) by cleaning part can scrape off residual as supporting body surface at
Point.However, in the case of the image forming apparatus of cleaner-less mode, as the residual component on the surface of supporting body is not scraped off.
Therefore, using in the image forming apparatus of cleaner-less mode, in general, residual component easily remains on the surface as supporting body.So
And image forming apparatus 100 has the photoreceptor of the excellent first embodiment of anti-photographic fog, is used as supporting body 30.Cause
This, even if having the image forming apparatus 100 of such photoreceptor using cleaner-less mode, residual component especially records Jie
The minor constituent (for example, paper powder) of matter P is difficult to remain on the surface of photoreceptor.As a result, image forming apparatus 100 can inhibit
The generation of image bad (for example, photographic fog).
In order to while development section 46 is developed, efficiently clean the surface as supporting body 30, under preferably meeting
State condition (a) and condition (b).
Condition (a):Using contact visualization way, and as setting rotating speed (rotation speed between supporting body 30 and development section 46
Degree) it is poor.
Condition (b):As the surface potential of supporting body 30 and the current potential of developing bias meet formula below (b-1) and formula
(b-2)。
Surface potentials (V) ... (b-1) of current potential (V) < of 0 (V) < developing bias as the unexposed area of supporting body 30
Surface potential (V) > 0 (V) ... (b-2) of current potential (V) > of developing bias as the exposure area of supporting body 30
As shown in condition (a), using contact visualization way, and as speed discrepancy is arranged between supporting body 30 and development section 46
When, as the surface of supporting body 30 is contacted with development section 46, to as the residual component on 30 surface of supporting body by with development section 46
Between friction and be removed.The rotating speed of development section 46 is preferably faster than the rotating speed as supporting body 30.
In condition (b), it is assumed that the case where visualization way is discharged-area development mode.It is positive polarity to improve electrification polarity
As the electrical characteristic of supporting body 30, preferably the electrification polarity of toner, as supporting body 30 unexposed area surface potential,
As the surface potential of the exposure area of supporting body 30 and the current potential of developing bias are all positive polarity.Also, not as supporting body 30
The measurement of the surface potential of exposure area and the surface potential of exposure area is in transfer section 48 by toner image from as supporting body 30
It is transferred to after recording medium P, and electro-mechanical part 42 makes to carry out before the surface electrification as supporting body 30.
When meeting formula (b-1) of condition (b), acts on and remain in the toner as supporting body 30 (hereinafter, recording sometimes
For remaining toner) and as supporting body 30 unexposed area between electrostatic repulsion forces be compared to be used in remaining toner with development
Electrostatic repulsion forces between portion 46 are big.Therefore, as the remaining toner of the unexposed area of supporting body 30 is from as supporting body 30
It moves and is recovered to development section 46 in surface.
When meeting formula (b-2) of condition (b), act on remaining toner and as supporting body 30 exposure area between
Electrostatic repulsion forces are compared to small for the electrostatic repulsion forces between remaining toner and development section 46.Therefore, as the exposure of supporting body 30
The remaining toner in light region is held in the surface as supporting body 30.It is held in the toner of the exposure area as supporting body 30
Image is used directly to be formed.
Transfer belt 50 is as conveying recording medium P between supporting body 30 and transfer section 48.Transfer belt 50 is endless belt.Transfer
Band 50 is set as (clockwise direction) rotating in the direction of the arrow.
Transfer section 48 makes the toner image to develop by development section 46 from the surface transfer as supporting body 30 to recording medium
P.Toner image as supporting body 30 from when being transferred to recording medium P, as supporting body 30 is contacted with recording medium P.Transfer section 48
Transfer roll in this way.
Fixing section 52 to the unfixed toner image that recording medium P is transferred to by transfer section 48 carry out heating and/
Or pressurization.Fixing section 52 is, for example, heating roller and/or pressure roller.By being heated and/or being pressurizeed to toner image, to adjust
Toner picture is fixed in recording medium P.As a result, forming image on recording medium P.
More than, an example of the image forming apparatus involved by second embodiment is illustrated, second embodiment
Involved image forming apparatus is not limited to above-mentioned image forming apparatus 100.For example, above-mentioned image forming apparatus 100 is series connection
The image forming apparatus of mode, but the present invention is not limited to the image forming apparatuses involved by second embodiment, can also use
Rotation mode etc..In addition, the image forming apparatus involved by second embodiment can be monochrome image forming apparatus.The situation
Under, image forming apparatus for example can only have 1 image forming unit.In addition, the image shape involved by second embodiment
Intermediate transfer mode may be used at device.Image forming apparatus involved by second embodiment is using intermediate transfer mode
In the case of, intermediate transfer belt is equivalent to transfer printing body.
<Third embodiment:Chu Lihe >
Handle box involved by third embodiment has the photoreceptor involved by first embodiment and is used as carrying
Body.Then, with reference to Fig. 4, an example of the handle box involved by third embodiment is illustrated.
Handle box involved by third embodiment is for example equivalent to each image forming unit 40a~40d (Fig. 4).This
A little handle boxes include the part being unitized.The part being unitized includes as supporting body 30.In addition, the part being unitized is removed
Can also include from the group being made of electro-mechanical part 42, exposure portion 44, development section 46 and transfer section 48 comprising as supporting body 30
At least one of selection.Handle box can also have the middle one or both of cleaning part (not shown) and de-power unit (not shown)
Have both.Handle box is for example designed as relative to 100 disassembly ease of image forming apparatus.The handle box of the situation is easy to operate,
It, can be quickly and easily to comprising as the processing including supporting body 30 in the case of the deteriorations such as the sensitivity characteristic as supporting body 30
Box is replaced.
Handle box involved by the third embodiment of above description is photosensitive involved by first embodiment by having
Body is used as supporting body, and generation image can be inhibited bad.
[Embodiment]
Hereinafter, by embodiment, the present invention will be described in more detail.Also, the present invention is not by following embodiments
Any restriction.
<Cai Liao > used in Examples and Comparative Examples;
Prepare charge producing agent, cavity conveying agent, electron transporting agent and binding resin below, as manufacturing single layer
The material of type photoreceptor.
[Charge Chan Shengji ]
Prepare the charge producing agent (CGM-1) illustrated in first embodiment.Charge producing agent (CGM-1) is chemical formula
(CGM-1) metal-free phthalocyanine represented by, crystalline texture are X-types.That is, charge producing agent (CGM-1) used is X
Type metal-free phthalocyanine.
[Cavity conveying Ji ]
Prepare the cavity conveying agent (HTM1-1) illustrated in first embodiment, (HTM2-1), (HTM3-1), (HTM4-
1), (HTM5-1), (HTM6-1) and (HTM7-1).Also, it is also prepared for cavity conveying agent (HTM8-1) and (HTM9-1).Hole is defeated
It is the cavity conveying agent indicated by following chemical formula (HTM8-1) and (HTM9-1) respectively to send agent (HTM8-1) and (HTM9-1).
[Change 43]
[Electricity Zi Shusongji ]
Prepare the electron transporting agent (ETM1-1) illustrated in first embodiment.
[Nian Jieshuzhi ]
(polyarylate resin)
It is respectively synthesized polyarylate resin (R-1-M1)~(R-6-M1), (R-1-M10), (R-2- by the following method
M10) and (R-2-M11), it is used as binding resin.
(synthetic method of polyarylate resin (R-2-M1))
First, the synthetic method of polyarylate resin (R-2-M1) is illustrated, under polyarylate resin (R-2-M1) has
State the main chain (R-2) represented by chemical formula (R-2) and the terminal groups (M1) represented by following chemical formula (M1).
[Change 44]
--O-CF2-CF2-CF3 (M1)
It will be provided with thermometer, triple valve and titration funnel, capacity 1L three-necked flask and be used as reaction vessel.Hold to reaction
Bis- (4- hydroxy-3-methyls phenyl) the hexamethylene 12.2g (41.3 mMs) of 1,1-, seven fluorine as end terminator are added in device
N-propyl alcohol 0.2g (4.2 mMs), sodium hydroxide 3.9g (98 mMs) and benzyl tributyl ammonium chloride 0.12g (0.38 millis
Mole).Then, argon gas displacement will be carried out in reaction vessel.Later, 600mL water is added to reaction vessel.By reaction vessel
Internal temperature is maintained at 20 DEG C, and the content of reaction vessel is stirred 1 hour.Then, the content of cooling reaction vessel makes anti-
The internal temperature of container is answered to cool to 10 DEG C.Thus alkaline aqueous solution is prepared.
On the other hand, prepare 4,4 '-xenyl chloroacetic chlorides (4,4 '-Biphenyldicarboxylic dichloride)
4.5g (16.2 mMs) and 2,6- naphthalenes dimethyl chloride (2,6-Naphthalene dicarbonyl dichloride) 4.1g
(16.2 mMs) are used as fragrant carboxylic acid halides (aryloyl halide), and them are made to be dissolved in chloroform 300g, to prepare three
Chloromethanes solution.
Then, the temperature of above-mentioned alkaline aqueous solution is maintained at 10 DEG C, and is stirred to react the content of container on one side, on one side
Above-mentioned chloroform soln is added into above-mentioned alkaline aqueous solution, starts polymerisation.For polymerisation, it is stirred to react appearance
The content of device makes the internal temperature of reaction vessel be maintained at 13 ± 3 DEG C, and reacts 3 hours.Then, it is removed with decanter
Layer (water layer) obtains organic layer.
Then, after ion exchange water 500mL being added to the three-necked flask of capacity 2L, the organic layer that is added.It adds
Chloroform 300g and acetic acid 6mL.At room temperature (25 DEG C), the content of three-necked flask is stirred 30 minutes.Then, decanter is used
The upper layer (water layer) of the content of three-necked flask is removed, organic layer is obtained.With ion exchange water 500mL, pass through separatory funnel pair
Obtained organic layer cleans 8 times repeatedly, the organic layer after being washed.
Next, the organic layer after washing is filtered, filtrate is obtained.Methanol is added to the conical flask of capacity 3L
1.5L.Obtained filtrate is slowly dropped to above-mentioned conical flask, obtains sediment.By filtering, sediment is filtered out.In temperature
At 70 DEG C of degree, obtained sediment is dried in vacuo 12 hours.As a result, obtaining the polyarylate resin of viscosity average molecular weigh 56,300
(R-2-M1)。
From obtained polyarylate resin (R-2-M1)1H-NMR spectrum and13C-NMR spectrum, confirm polyarylate resin
(R-2-M1) there is main chain (R-2) and is incorporated into the terminal groups (M1) of the end main chain (R-2).In addition,1H-NMR spectrum and13C-
NMR spectra is measured using nuclear magnetic resonance spectrometer (Jeol Ltd.'s manufacture " JNM-AL300 ").It, will when measurement
CDCl3As solvent, tetramethylsilane (TMS) is used as internal standard compound.In addition, measuring1Resonant frequency when H-NMR spectrum is
300MHz is measured13Resonant frequency when C-NMR spectrum is 75MHz.
(polyarylate resin (R-1-M1), (R-3-M1)~(R-6-M1), (R-1-M10), (R-2-M10) and (R-2-M11)
Synthetic method)
Other than following aspects have altered, by the same method with manufacture polyarylate resin (R-2-M1), make respectively
Make polyarylate resin (R-1-M1), (R-3-M1)~(R-6-M1), (R-1-M10), (R-2-M10) and (R-2-M11).
(change place)
Fragrant carboxylic acid halides used in the synthesis of polyarylate resin (R-2-M1) is changed to the fragrant carboxylic acid halides described in table 2.Polyarylate resin
(R-2-M1) end terminator used in synthesis is changed to the end terminator described in table 2.Also, polyarylate resin (R-1-
M1), the total object of the fragrant carboxylic acid halides in the synthesis of (R-3-M1)~(R-6-M1), (R-1-M10), (R-2-M10) and (R-2-M11)
The amount of matter is identical as the total amount of substance of the fragrant carboxylic acid halides in the synthesis of polyarylate resin (R-2-M1).In addition, polyarylate resin
(R-1-M1), the end in the synthesis of (R-3-M1)~(R-6-M1), (R-1-M10), (R-2-M10) and (R-2-M11) terminates
The amount of the substance of agent is identical as the amount of substance of end terminator in the synthesis of polyarylate resin (R-2-M1).In addition, poly- virtue
The viscosity average molecular weigh of ester resin (R-1-M1), (R-3-M1)~(R-6-M1), (R-1-M10), (R-2-M10) and (R-2-M11)
Respectively 56,200,55,100,54,800,54,200,56,700,54,800,51,300 and 57,000.
From obtained polyarylate resin (R-1-M1)1H-NMR spectrum and13C-NMR spectrum confirm, polyarylate resin
(R-1-M1) there is main chain (R-1) and is incorporated into the terminal groups (M1) of the end main chain (R-1).From obtained polyarylate resin (R-
3-M1)1H-NMR spectrum and13C-NMR spectrum confirm, and polyarylate resin (R-3-M1) has main chain (R-3) and is incorporated into master
The terminal groups (M1) of the end chain (R-3).From obtained polyarylate resin (R-4-M1)1H-NMR spectrum and13C-NMR spectrum are true
Recognize, polyarylate resin (R-4-M1) has main chain (R-4) and is incorporated into the terminal groups (M1) of the end main chain (R-4).From obtaining
Polyarylate resin (R-5-M1)1H-NMR spectrum and13C-NMR spectrum confirm, and polyarylate resin (R-5-M1) has main chain
(R-5) terminal groups (M1) of the end main chain (R-5) are incorporated into and.From obtained polyarylate resin (R-6-M1)1H-NMR spectrum
And13C-NMR spectrum confirm, and polyarylate resin (R-6-M1) has main chain (R-6) and is incorporated into the end of the end main chain (R-6)
Base (M1).Also,1H-NMR spectrum and13The measurement of C-NMR spectrum is all by identical with measurement polyarylate resin (R-2-M1)
Method carries out.
In addition, from obtained polyarylate resin (R-1-M10)1H-NMR spectrum and13C-NMR spectrum confirm, polyarylate
Resin (R-1-M10) has main chain (R-1) and is incorporated into terminal groups (the M10) (following chemical formula (M10) of the end main chain (R-1)
Represented terminal groups).From obtained polyarylate resin (R-2-M10)1H-NMR spectrum and13C-NMR spectrum confirm, and gather
Aromatic ester resin (R-2-M10) has main chain (R-2) and is incorporated into the terminal groups (M10) of the end main chain (R-2).From obtained poly- virtue
Ester resin (R-2-M11)1H-NMR spectrum and13C-NMR spectrum confirm, and polyarylate resin (R-2-M11) has main chain (R-
2) terminal groups (M11) (terminal groups represented by following chemical formula (M11)) of the end main chain (R-2) are incorporated into and.Also,1H-
NMR spectra and13The measurement of C-NMR spectrum is all carried out by the identical method with measurement polyarylate resin (R-2-M1).
[Change 45]
(polycarbonate resin)
Prepare polycarbonate resin (R-10-M1) and (R-11-M1), is used as other binding resins.Polycarbonate resin
(R-10-M1) it is the polycarbonate resin for including main chain and terminal groups (M1), main chain is with represented by following chemical formula (R-10)
Repetitive unit.In addition, polycarbonate resin (R-11-M1) is the polycarbonate resin for including main chain and terminal groups (M1), it is main
Chain has the repetitive unit represented by following chemical formula (R-11).
[Change 46]
<The Zhi Zao > of photoreceptor;
[Photoreceptor (A-1)s ]
Hereinafter, being illustrated to the manufacturing method of the photoreceptor (A-1) involved by embodiment 1.Charge is added into container
2 mass parts of producing agent (CGM-1), 35 mass parts of electron transporting agent (ETM1-1), are made 65 mass parts of cavity conveying agent (HTM1-1)
For 100 mass parts of polyarylate resin (R-1-M1) of binding resin and as 300 mass parts of tetrahydrofuran of solvent.Using rodlike
Material in container is mixed 2 minutes with solvent, material is made to be scattered in solvent by ultrasonic sound wave oscillator.Ball mill is used again, by container
Interior material mixes 50 hours with solvent, and material is made to be scattered in solvent.Photosensitive layer coating fluid is obtained as a result,.Using dip coating,
Use coating solution on the aluminum drum type supporting mass as conductive base the photosensitive layer.The photosensitive layer being coated with is applied
Cloth liquid heated-air drying 40 minutes at 100 DEG C.Photosensitive layer (25 μm of film thickness) is formed on conductive base as a result,.As a result,
To the photoreceptor (A-1) as single-layer type photoreceptor.
[Photoreceptor (A-2)~(A-22) and photoreceptor (B-1)~(B-9)s ]
Other than binding resin and cavity conveying agent are using described in table 3, by same as above-mentioned photoreceptor (A-1)
Method respectively obtain photoreceptor (A-2)~(A-22) and photoreceptor (B-1)~(B-9).Also, in table 3, " binding resin " one
R-1-M1~R-6-M1, R-1-M10, R-2-M10 and the R-2-M11 on column indicate polyarylate resin (R-1-M1)~(R-6- respectively
M1), (R-1-M10), (R-2-M10) and (R-2-M11).The R-10-M1 and R-11-M1 on " binding resin " column indicate poly- respectively
Carbonate resin (R-10-M1) and (R-11-M1).
<Measurement method and Ping Jiafangfa >
[The ] of scratch depth;
To obtained photoreceptor (A-1)~(A-22) and photoreceptor (B-1)~(B-9), the cut of photosensitive layer is measured respectively
Depth.Scratch depth is to use JIS K5600-5-5 (Japanese Industrial Standards K5600:Tu expect general test method, the 5th:Tu
The engineering properties of film, Section five:Scratch hardness (the load skill of handling needles)) defined scratching device 200 (with reference to Fig. 5) and by following
Method measures.
Hereinafter, with reference to Fig. 5, scratching device 200 specified in JIS K5600-5-5 is illustrated.Fig. 5 indicates indentation dress
Set an example of 200 structure.Scratching device 200 has:Fixed station 201, fixed appliance 202, cut needle 203, bearing arm
204,2 are pivotally supported portion 205,206,2 orbit portions 207 of base station, scale pan 208 and at the uniform velocity motor (not shown).Counterweight 209 carries
It is placed in scale pan 208.
In Fig. 5, X-direction and Y direction are horizontal direction, and Z-direction is vertical direction.X-direction indicates fixed station
201 long side direction.Y direction indicates in the plane parallel with top surface 201a (mounting surface) of fixed station 201 and X-axis side
To orthogonal direction.Also, the X-direction, Y direction and Z-direction in aftermentioned Fig. 6~8 are also identical as Fig. 5.
Fixed station 201 is equivalent to the breadboard fixed station in JIS K5600-5-5.Fixed station 201 has:Top surface 201a,
One end 201b and other end 201c.The top surface 201a of fixed station 201 is horizontal plane.One end 201b is pivotally supported 205 phase of portion with 2
It is right.
Fixed appliance 202 is set to the sides other end 201c of the top surface 201a of fixed station 201.Fixed appliance 202 makes survey
Amount object (photoreceptor 1) is fixed on the top surface 201a of fixed station 201.
Cut needle 203 has top 203b (with reference to Fig. 6).The structure of top 203b is the hemispherical of diameter 1mm.Top
The material of 203b is sapphire.
Bearing arm 204 supports cut needle 203.Arm 204 is supported centered on support shaft 204a, in cut needle
203 side close to the direction of photoreceptor 1 and far from photoreceptor 1 is rotated up.
2 are pivotally supported portion 205 and are supported to bearing arm 204, and support arm 204 and can rotate.
Base station 206 has top surface 206a.2 are pivotally supported the one end that portion 205 is set to top surface 206a.
2 orbit portions 207 are set to the another side of top surface 206a.2 orbit portions 207 are set as phase in parallel with each other
It is right.2 orbit portions 207 are respectively set to parallel with the long side direction of fixed station 201 (X-direction).Fixed station 201 is installed on 2
Between a orbit portion 207.Fixed station 201 can the horizontal shifting on the long side direction (X-direction) of fixed station 201 along orbit portion 207
It is dynamic.
Scale pan 208 is set to across bearing arm 204 on cut needle 203.Counterweight 209 is placed in scale pan 208.
At the uniform velocity motor makes fixed station 201 be moved in the X-axis direction along orbit portion 207.
The measurement method of scratch depth is illustrated below.The measurement method of scratch depth includes first step, second
Step, third step and four steps.Scoring devices 200 use superficiality measuring machine, and (Xin Dong science Co., Ltd. manufactures
"HEIDON TYPE14").The measurement of scratch depth carries out in the environment of 23 DEG C of temperature and humidity 50%RH.The shape of photoreceptor 1
Shape is drum type (cylindrical shape).
(first step)
In first step, make photoreceptor 1 in such a way that its long side direction is parallel with the long side direction of fixed station 201, it is fixed
In the top surface 201a of fixed station 201.At this point, photoreceptor 1 is installed as the central axis L of photoreceptor 12(rotary shaft) direction and fixed station
201 long side direction is parallel.
(second step)
In second step, cut needle 203 is made vertically to be connected to the surface 3a of photosensitive layer 3.On the basis of Fig. 5, refer again to
Fig. 6 and Fig. 7, to making the method abutted vertical with the surface 3a of the photosensitive layer 3 of drum type photoreceptor 1 of cut needle 203 illustrate.
Fig. 6 is the sectional view of the IV-IV lines along Fig. 5, and is sectional view when cut needle 203 is connected to photoreceptor 1.Fig. 7
It is the side view of fixed station 201 shown in fig. 5, cut needle 203 and photoreceptor 1.
With the central shaft A of cut needle 2031Extended line perpendicular to fixed station 201 top surface 201a mode, make cut needle
203 close to photoreceptor 1.Then, the top 203b of cut needle 203 is made to be connected in the surface 3a of the photosensitive layer 3 of photoreceptor 1,
Point (abutment P farthest top surface 201a in vertical direction (Z-direction) apart from fixed station 2012).As a result, cut needle 203 with
Central shaft A1Perpendicular to tangent line A2Mode, the top 203b of cut needle 203 is connected to photoreceptor 1.At this point, connection top surface
The contact P of 201a1With the abutment P of top 203b2Line segment and photoreceptor 1 central axis L2It is orthogonal.In addition, tangent line A2It is vertical
Directly in central axis L2Photoreceptor 1 section constituted periphery circle abutment P2The tangent line at place.
(third step)
Next, with reference to Fig. 5 and Fig. 6, third step is illustrated.In third step, vertically supported making cut needle 203
It is connected in the state of the surface 3a of photosensitive layer 3, cut needle 203 applies the load W of 10g to photosensitive layer 3.Specifically, by 10g counterweights
209 are placed in scale pan 208.Fixed station 201 is moved in this case.Specifically, driving at the uniform velocity motor, makes 201 edge of fixed station
Orbit portion 207 moves horizontally in the X-axis direction.That is, making one end 201b of fixed station 201 from first position N1It is moved to
Second position N2.Also, second position N2Positioned at first position N1Downstream side.Downstream side is positioned at the long side side of fixed station 201
The direction side that Xiang Zhong, fixed station 201 are pivotally supported portion 205 far from 2.With the movement of fixed station 201 in the long side direction, sense
Body of light 1 also moves horizontally on the long side direction of fixed station 201.The movement speed of fixed station 201 and photoreceptor 1 is 30mm/ points.
In addition, the displacement distance of fixed station 201 and photoreceptor 1 is 30mm.Also, the displacement distance of fixed station 201 and photoreceptor 1 is suitable
In first position N1With second position N2The distance between D1-2.Fixed station 201 and photoreceptor 1 move after as a result, passing through cut
Needle 203 forms cut S in the surface 3a of the photosensitive layer 3 of photoreceptor 1.
Next, referring again to Fig. 8 on the basis of Fig. 5~Fig. 7, cut S is illustrated.Fig. 8 shows the tables of photosensitive layer 3
Cut S is formed by the 3a of face.Cut S-shaped become respectively with the top surface 201a of fixed station 201 and tangent line A2Vertically.In addition, drawing
Trace S-shaped, which becomes, passes through line L shown in Fig. 73.Line L3It is by multiple abutment P2The line of composition.Line L3Respectively with fixed station 201
The central axis L of top surface 201a and photoreceptor 12It is parallel.Line L3Perpendicular to the central shaft A of cut needle 2031。
(four steps)
In four steps, the maximum value of the depth Ds of cut S, i.e. scratch depth are measured.Specifically, it is unloaded from fixed station 201
Lower photoreceptor 1.It is photosensitive to observe with 5 times of multiplying power with three-dimensional interference microscope (" WYKO NT-1100 " sells in Bruker societies)
It is formed by cut S on the photosensitive layer 3 of body 1, and measures the depth Ds of cut S.The depth Ds of cut S is from tangent line A2To cut
The distance of the valley of S.Using the maximum value in the depth Ds of cut S as scratch depth.The scratch depth measured such as 3 institute of table
Show.
[The ] of Vickers hardness;
Respectively to obtained photoreceptor (A-1)~(A-22) and photoreceptor (B-1)~(B-9), the Vickers of photosensitive layer is measured
Hardness.The Vickers hardness of photosensitive layer passes through according to Japanese Industrial Standards (Japanese Industrial Standards, JIS)
The method of Z2244 measures.The measurement of Vickers hardness uses hardometer (for example, Matsuzawa Co., Ltd manufactures are " aobvious
Micro- Vickers DMH-1 types ").The measurement of Vickers hardness carries out under the following conditions, that is, 23 DEG C of temperature, diamond penetrator
Load (test force) 10gf, it is 5 seconds to reach the time needed for test force, and the closing speed of diamond penetrator is 2mm/ seconds, and
The retention time of test force is 1 second.The Vickers hardness measured is as shown in table 3.
[The Ping Jia ] of anti-photographic fog;
For each obtained photoreceptor (A-1)~(A-22) and photoreceptor (B-1)~(B-9), respectively to being formed
The anti-photographic fog of image evaluated.Valuator device uses image forming apparatus (Kyocera Document Solutions Inc.'s system
Make the modified machine of " monochrome printers FS-1300D ").The image forming apparatus using direct transfer modes, contact visualization way and
Cleaner-less mode.In the image forming apparatus, development section cleans the toner remained on photoreceptor.In addition, should
The electro-mechanical part of image forming apparatus is charged roller.Paper uses the " kyocera that Kyocera Document Solutions Inc. sells
Office information system brand paper VM-A4 " (A4 sizes).The evaluation of valuator device uses monocomponent toner (trial production sample).
With valuator device, the rotating speed that photoreceptor is arranged is 168mm/ seconds, under conditions of electric potential+600V, 12,
Continuous printing image I on 000 paper.Image I is the image for printing coverage rate 1%.Then, white in the printed on paper of page 1
Paper image.It is printed in the environment of 32.5 DEG C of temperature, humidity 80%RH and carries out.For obtained blank sheet of paper image, reflection density is used
Meter (X-rite societies manufacture " RD914 ") measures the image color at 3 in blank sheet of paper image.Image color at the 3 of blank sheet of paper image
The sum of divided by measure positional number.The arithmetic mean of instantaneous value of the image color of blank sheet of paper image is obtained as a result,.It is dense from the image of blank sheet of paper image
The arithmetic mean of instantaneous value of degree subtracts the value after the image color of benchmark paper as Fog density.Judge according to following determinating references
The Fog density measured.It is good to be determined as that the photoreceptor of A or B is evaluated as anti-photographic fog.In addition, being determined as that the photoreceptor of C is commented
Valence is that anti-photographic fog is bad.The results are shown in Table 3 for Fog density (FD values) and judgement.
(determinating reference of anti-photographic fog)
Judge A:Fog density is 0.010 or less.
Judge B:Fog density is more than 0.010 and is 0.020 or less.
Judge C:Fog density is more than 0.020.
[Table 3]
As shown in table 3, photoreceptor (A-1)~(A-22) contains one in polyarylate resin (R-1-M1)~(R-6-M1)
A, polyarylate resin (R-1-M1)~(R-6-M1) has:Include the main chain and general formula (2) of the repetitive unit contained by general formula (1)
Contained terminal groups.Photoreceptor (A-1)~(A-22) contains one in cavity conveying agent (HTM1-1)~(HTM7-1), hole
Agent delivery (HTM1-1)~(HTM7-1) is contained in general formula (HTM1), general formula (HTM2), general formula (HTM3), general formula (HTM4), leads to
Formula (HTM5), general formula (HTM6) or general formula (HTM7).In photoreceptor (A-1)~(A-22), the scratch depth of photosensitive layer is 0.16 μ
0.50 μm of m or more or less.In photoreceptor (A-1)~(A-22), the Vickers hardness of photosensitive layer is 19.0HV or more 24.5HV or less.
In photoreceptor (A-1)~(A-22), the judgement result of anti-photographic fog is A (good).
As shown in table 3, photoreceptor (B-1) and (B-2) are free of polyarylate resin.Photoreceptor (B-3), (B-4) and (B-9) contains
There are one in polyarylate resin (R-1-M10), (R-2-M10) and (R-2-M11), polyarylate resin (R-1-M10), (R-2-
M10) and (R-2-M11) has the terminal groups being not included in general formula (2).Photoreceptor (B-5)~(B-8) contains cavity conveying agent
(HTM8-1) one and in (HTM9-1), general formula (HTM1), general formula (HTM2), general formula (HTM3), general formula (HTM4), general formula
(HTM5), cavity conveying agent (HTM8-1) and (HTM9-1) are free of in general formula (HTM6) and general formula (HTM7).Photoreceptor (B-1)~
(B-9) in, the scratch depth of photosensitive layer is more than 0.50 μm.In photoreceptor (B-1) and (B-2), the Vickers hardness of photosensitive layer is less than
18.0HV.In photoreceptor (B-1)~(B-9), the judgement result of anti-photographic fog is C (bad).
From table 3 it is known that photoreceptor (A-1)~(A-22) is compared with photoreceptor (B-1)~(B-9), anti-photographic fog is excellent
It is different.
Claims (10)
1. a kind of Electrophtography photosensor, has conductive base and photosensitive layer, which is characterized in that
The photosensitive layer is single layer, and includes charge producing agent, cavity conveying agent, electron transporting agent and binding resin,
The binding resin includes polyarylate resin,
The polyarylate resin has main chain and is incorporated into the terminal groups of the main chain terminal,
The main chain includes the repetitive unit indicated by the following general formula (1),
The terminal groups by the following general formula (2) indicate,
The cavity conveying agent contains by the following general formula (HTM1), general formula (HTM2), general formula (HTM3), general formula (HTM4), general formula
(HTM5), the compound that general formula (HTM6) or general formula (HTM7) indicate,
The scratch-resistant depth of the photosensitive layer be 0.50 μm hereinafter,
The Vickers hardness of the photosensitive layer is 18.0HV or more,
[Change 1]
In the general formula (1),
Q1,Q2,Q3,Q4,Q7,Q8,Q9And Q10It is respectively independent, indicate methyl or hydrogen atom,
Q5,Q6,Q11And Q12It is respectively independent, indicate C1-C4 alkyl or hydrogen atom,
Q5And Q6It can be bonded to each other, indicate C5-C7 cycloalkylidenes,
Q11And Q12It can be bonded to each other, indicate C5-C7 cycloalkylidenes,
R, s, t and u are respectively independent, indicate 0 or more number,
R+s+t+u=100,
R+t=s+u,
R/ (r+t) be 0.00 or more 0.90 hereinafter,
S/ (s+u) be 0.00 or more 0.90 hereinafter,
X and Y is respectively independent, is the bilvalent radical represented by following chemical formula (1A), (1B), (1C), (1D) or (1E),
[Change 2]
[Change 3]
-O-Rf (2)
In the general formula (2), RfIndicate that there is fluorine-based chain fatty race base,
[Change 4]
In the general formula (HTM1),
R1,R2,R3And R4It is respectively independent, indicate C1-C6 alkyl,
A1, a2, a3 and a4 are respectively independent, indicate 0 or more 5 integer below,
In the case that a1 indicates 2 or more 5 or less integers, several R1It can be the same or different,
In the case that a2 indicates 2 or more 5 or less integers, several R2It can be the same or different,
In the case that a3 indicates 2 or more 5 or less integers, several R3It can be the same or different,
In the case that a4 indicates 2 or more 5 or less integers, several R4It can be the same or different,
[Change 5]
In the general formula (HTM2), R5,R6,R7And R8It is respectively independent, indicate C1-C6 alkyl or hydrogen atom,
[Change 6]
In the general formula (HTM3),
R9,R10,R11And R12It is respectively independent, indicate C1-C6 alkyl,
B1, b2, b3 and b4 are respectively independent, indicate 0 or more 5 integer below,
In the case that b1 indicates 2 or more 5 or less integers, several R9It can be the same or different,
In the case that b2 indicates 2 or more 5 or less integers, several R10It can be the same or different,
In the case that b3 indicates 2 or more 5 or less integers, several R11It can be the same or different,
In the case that b4 indicates 2 or more 5 or less integers, several R12It can be the same or different,
[Change 7]
In the general formula (HTM4),
R13,R14,R15And R16It is respectively independent, indicate C1-C6 alkyl,
C1, c2, c3 and c4 are respectively independent, indicate 0 or more 5 integer below,
In the case that c1 indicates 2 or more 5 or less integers, several R13It can be the same or different,
In the case that c2 indicates 2 or more 5 or less integers, several R14It can be the same or different,
In the case that c3 indicates 2 or more 5 or less integers, several R15It can be the same or different,
In the case that c4 indicates 2 or more 5 or less integers, several R16It can be the same or different,
[Change 8]
In the general formula (HTM5), R17,R18,R19,R20And R21It is respectively independent, indicate C1-C6 alkyl or hydrogen atom,
[Change 9]
In the general formula (HTM6),
R22,R23And R24It is respectively independent, indicate C1-C6 alkyl,
D1, d2 and d3 are respectively independent, indicate 0 or more 5 integer below,
In the case that d1 indicates 2 or more 5 or less integers, several R22It can be the same or different,
In the case that d2 indicates 2 or more 5 or less integers, several R23It can be the same or different,
In the case that d3 indicates 2 or more 5 or less integers, several R24It can be the same or different,
R25Indicate C1-C6 alkyl or hydrogen atom,
[Change 10]
In the general formula (HTM7),
R26,R27And R28It is respectively independent, indicate C1-C6 alkyl,
E1, e2 and e3 are respectively independent, indicate 0 or more 5 integer below,
In the case that e1 indicates 2 or more 5 or less integers, several R26It can be the same or different,
In the case that e2 indicates 2 or more 5 or less integers, several R27It can be the same or different,
In the case that e3 indicates 2 or more 5 or less integers, several R28It can be the same or different,
R29,R30And R31It is respectively independent, indicate C6-C14 aryl or hydrogen atom.
2. Electrophtography photosensor according to claim 1, which is characterized in that
In the general formula (1),
Q1,Q3,Q7And Q9Indicate methyl,
Q2,Q4,Q8And Q10Indicate hydrogen atom,
Q5And Q6It is bonded to each other, indicates C5-C7 cycloalkylidenes,
Q11And Q12It is bonded to each other, indicates C5-C7 cycloalkylidenes.
3. Electrophtography photosensor according to claim 1 or 2, which is characterized in that
In the general formula (1),
R/ (r+t) be 0.10 or more 0.70 hereinafter,
S/ (s+u) be 0.10 or more 0.70 hereinafter,
X is different with Y,
At least one party of X and Y is the bilvalent radical indicated by the chemical formula (1B) or the chemical formula (1C).
4. Electrophtography photosensor according to claim 3, which is characterized in that
In the general formula (1), at least one party of X and Y are the bilvalent radicals indicated by the chemical formula (1C).
5. Electrophtography photosensor according to claim 1 or 2, which is characterized in that
In the general formula (2), RfIndicate C1-C6 perfluoroalkyls.
6. Electrophtography photosensor according to claim 5, which is characterized in that
In the general formula (2), RfIndicate seven fluorine n-propyls.
7. Electrophtography photosensor according to claim 2, which is characterized in that
The main chain of the polyarylate resin is by following chemical formula (R-1), chemical formula (R-2), chemical formula (R-3), chemical formula
(R-4), chemical formula (R-5) or chemical formula (R-6) indicate,
[Change 11]
[Change 12]
8. Electrophtography photosensor according to claim 1 or 2, which is characterized in that
The cavity conveying agent includes by following chemical formula (HTM1-1), chemical formula (HTM2-1), chemical formula (HTM3-1), chemistry
The compound that formula (HTM4-1), chemical formula (HTM5-1), chemical formula (HTM6-1) or chemical formula (HTM7-1) indicate,
[Change 13]
[Change 14]
[Change 15]
[Change 16]
[Change 17]
[Change 18]
[Change 19]
9. a kind of handle box,
Has Electrophtography photosensor as claimed in claim 1 or 2.
10. a kind of image forming apparatus, has:
As supporting body;
Electro-mechanical part makes the surface as supporting body charge;
Exposure portion is exposed the surface as supporting body charged, on the surface as supporting body
Form electrostatic latent image;
The latent electrostatic image developing is toner image by development section;And
Transfer section, by the toner image from described as supporting body is transferred to transfer printing body,
Described image forming apparatus is characterized in that,
It is described as supporting body is Electrophtography photosensor as claimed in claim 1 or 2,
The electrification polarity of the electro-mechanical part is positive polarity,
The transfer section makes the toner image while surface as supporting body is contacted with the transfer printing body
From described as supporting body is transferred to the transfer printing body.
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|---|---|---|---|
| JP2017078839A JP6677211B2 (en) | 2017-04-12 | 2017-04-12 | Electrophotographic photosensitive member, process cartridge, and image forming apparatus |
| JP2017-078839 | 2017-04-12 |
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|---|---|---|---|---|
| CN111830799A (en) * | 2019-04-23 | 2020-10-27 | 京瓷办公信息系统株式会社 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus |
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| JP7286976B2 (en) * | 2019-01-18 | 2023-06-06 | 京セラドキュメントソリューションズ株式会社 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01118142A (en) * | 1987-10-30 | 1989-05-10 | Mita Ind Co Ltd | Electrophotographic sensitive body |
| JPH0959364A (en) * | 1995-08-23 | 1997-03-04 | Unitika Ltd | Polyarylate and electron photographic photosensitive body using the same |
| CN1808288A (en) * | 2005-01-18 | 2006-07-26 | 京瓷美达株式会社 | Single layer type electrophotographic photoconductor and image forming device |
| CN104597730A (en) * | 2013-10-30 | 2015-05-06 | 京瓷办公信息系统株式会社 | Multi-layer electrophotographic photosensitive member |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3155843B2 (en) * | 1992-03-03 | 2001-04-16 | 出光興産株式会社 | Polycarbonate polymer, method for producing the same, and electrophotographic photoreceptor using the same |
| JPH0962017A (en) * | 1995-08-29 | 1997-03-07 | Canon Inc | Electrophotographic photoreceptor, process cartridge and electrophotographic device |
| WO2016152937A1 (en) * | 2015-03-23 | 2016-09-29 | 三菱化学株式会社 | Electrophotographic photoreceptor and image forming device |
| JP6784288B2 (en) * | 2016-03-29 | 2020-11-11 | 三菱ケミカル株式会社 | Electrophotographic photosensitive member, electrophotographic photosensitive member cartridge, image forming apparatus and dispersant for fluororesin |
-
2017
- 2017-04-12 JP JP2017078839A patent/JP6677211B2/en active Active
-
2018
- 2018-04-10 CN CN201810318259.9A patent/CN108693721B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01118142A (en) * | 1987-10-30 | 1989-05-10 | Mita Ind Co Ltd | Electrophotographic sensitive body |
| JPH0959364A (en) * | 1995-08-23 | 1997-03-04 | Unitika Ltd | Polyarylate and electron photographic photosensitive body using the same |
| CN1808288A (en) * | 2005-01-18 | 2006-07-26 | 京瓷美达株式会社 | Single layer type electrophotographic photoconductor and image forming device |
| CN104597730A (en) * | 2013-10-30 | 2015-05-06 | 京瓷办公信息系统株式会社 | Multi-layer electrophotographic photosensitive member |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111830799A (en) * | 2019-04-23 | 2020-10-27 | 京瓷办公信息系统株式会社 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus |
| CN111830799B (en) * | 2019-04-23 | 2023-11-24 | 京瓷办公信息系统株式会社 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018180244A (en) | 2018-11-15 |
| CN108693721B (en) | 2021-11-23 |
| JP6677211B2 (en) | 2020-04-08 |
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