CN111948920A - Organic photoconductor drum coating process and photosensitive drum prepared by same - Google Patents
Organic photoconductor drum coating process and photosensitive drum prepared by same Download PDFInfo
- Publication number
- CN111948920A CN111948920A CN201910399435.0A CN201910399435A CN111948920A CN 111948920 A CN111948920 A CN 111948920A CN 201910399435 A CN201910399435 A CN 201910399435A CN 111948920 A CN111948920 A CN 111948920A
- Authority
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- China
- Prior art keywords
- coating
- carrier
- polycarbonate
- composite
- tpd
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000576 coating method Methods 0.000 title claims abstract description 104
- 239000011248 coating agent Substances 0.000 claims abstract description 88
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920005989 resin Polymers 0.000 claims abstract description 20
- 239000011347 resin Substances 0.000 claims abstract description 20
- 230000004888 barrier function Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000004677 Nylon Substances 0.000 claims abstract description 10
- 229920001778 nylon Polymers 0.000 claims abstract description 10
- SJHHDDDGXWOYOE-UHFFFAOYSA-N oxytitamium phthalocyanine Chemical compound [Ti+2]=O.C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 SJHHDDDGXWOYOE-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims abstract description 10
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 10
- 239000004417 polycarbonate Substances 0.000 claims description 30
- 229920000515 polycarbonate Polymers 0.000 claims description 30
- 239000002131 composite material Substances 0.000 claims description 24
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 16
- SDDLEVPIDBLVHC-UHFFFAOYSA-N Bisphenol Z Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)CCCCC1 SDDLEVPIDBLVHC-UHFFFAOYSA-N 0.000 claims description 9
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 6
- 229920002545 silicone oil Polymers 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- G03G5/0525—Coating methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/09—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles
- B05C3/109—Passing liquids or other fluent materials into or through chambers containing stationary articles
Abstract
The invention discloses and provides an organic photoconductor drum coating process with excellent photoelectric performance, stable and non-crystallized coating liquid, high blackness, high wear resistance and low manufacturing cost and a photoconductor drum prepared by the organic photoconductor drum coating process, wherein the organic photoconductor drum coating process and the photoconductor drum prepared by the organic photoconductor drum coating process comprise the following steps: coating a carrier barrier layer coating on a drum base to form a carrier barrier layer; the carrier barrier layer coating contains titanium dioxide and nylon resin, wherein the mass ratio of the titanium dioxide to the nylon resin is 1.8: 1; coating carrier generation layer coating on the carrier barrier layer to form a carrier generation layer, wherein the carrier generation layer coating contains titanyl phthalocyanine and polyvinyl butyral resin, and the ratio of the titanyl phthalocyanine to the polyvinyl butyral resin is 1.15: 1; and step three, coating a carrier transmission layer coating on the carrier generation layer to form a carrier transmission layer.
Description
Technical Field
The invention relates to the technical field of printing, in particular to an organic photoconductor drum coating process and a photoconductor drum prepared by the organic photoconductor drum coating process.
Background
The most central photoelectric conversion and imaging part in modern office equipment is a core tool which must not be small in modern office printing, the existing photoconductor drum is not easy to store, the photoconductive performance is poor, the effect of preventing charges from being injected from the base of the photoconductor drum to the photosensitive layer under the action of a high electric field is not good, and the transmission performance is low. And the prior art photosensitive drum coating liquid and coating or the process is complicated during preparation, the coating is not easy to store in the production process, the problems of sedimentation, crystallization, solidification and the like which influence the use are caused, or the original physical and chemical properties of the coating are damaged in the prior preparation process, so that the coating loses the due photoelectric property after the coating is used. Although some domestic manufacturers develop a process with low cost and photoelectric performance similar to that of the original package, the process still has a certain gap with the original package process.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an organic photoconductor drum coating process which has the advantages of excellent photoelectric performance, stable and non-crystallized coating liquid, high blackness, high wear resistance and low manufacturing cost and a photoconductor drum prepared by the organic photoconductor drum coating process.
The technical scheme adopted by the invention is as follows: an organic photoconductor drum coating process comprises the following steps: coating a carrier barrier layer coating on a drum base to form a carrier barrier layer; the carrier barrier layer coating contains titanium dioxide and nylon resin, wherein the mass ratio of the titanium dioxide to the nylon resin is 1.8: 1; coating a carrier generation layer coating material on the carrier blocking layer to form a carrier generation layer, wherein the carrier generation layer coating material contains titanyl phthalocyanine and polyvinyl butyral resin, and the ratio of the titanyl phthalocyanine to the polyvinyl butyral resin is 1.15: 1; and thirdly, coating a carrier transmission layer coating on the carrier generation layer to form a carrier transmission layer.
Further, in the third step, the carrier transport layer coating contains composite polycarbonate and composite TPD coating; the mass ratio of the composite polycarbonate to the composite TPD coating is 1: 0.65; the composite polycarbonate contains bisphenol Z type polycarbonate and PC-203 polycarbonate; the mass ratio of the bisphenol Z type polycarbonate to the PC-203 polycarbonate is 9: 1; the composite TPD coating contains m-TPD and TMTPA; the mass ratio of the m-TPD to the TMTPA is 9: 1.
further, in the first step, the thickness of the coating of the carrier blocking layer is 5 ± 1 μm.
Further, in the second step, the coating thickness of the carrier generation layer is 0.5 μm.
Further, in the third step, the thickness of the coating of the carrier transmission layer is 15-18 mu m.
Further, the carrier barrier layer coating adopts solvents of methanol, toluene and n-butanol according to a mass ratio of 12: 5: 3 mixing the mixture; the carrier generation layer coating adopts butanone and cyclohexanone as solvents according to the mass ratio of 2: 1, mixing the mixture; the carrier transport layer coating adopts toluene and dichloromethane as solvents according to the mass ratio of 2: 1, mixing the mixture.
Further, in the third step, silicone oil is also added into the composite polycarbonate, and the addition amount of the silicone oil is 0.1% of the sum of the mass of the bisphenol Z type polycarbonate and the mass of the PC-203 polycarbonate.
Further, in the third step, an antioxidant is further added into the composite TPD coating, and the addition amount of the antioxidant is 1.27% of the sum of the mass of the m-TPD and the mass of the TMTPA.
Further, in the third step, a toner is further added to the carrier transport layer coating, and the addition amount of the toner is 0.09% of the mass of the carrier transport layer coating.
Further, in the third step, the photosensitive drum is prepared by any one of the above methods.
Compared with the prior art, the invention has the advantages that: the photosensitive drum prepared by the organic photoconductor drum coating process comprises the following steps: coating a carrier barrier layer coating on a drum base to form a carrier barrier layer; the carrier barrier layer coating contains titanium dioxide and nylon resin, wherein the mass ratio of the titanium dioxide to the nylon resin is 1.8: 1; coating a carrier generation layer coating material on the carrier blocking layer to form a carrier generation layer, wherein the carrier generation layer coating material contains titanyl phthalocyanine and polyvinyl butyral resin, and the ratio of the titanyl phthalocyanine to the polyvinyl butyral resin is 1.15: 1; and step three, coating a carrier transmission layer coating on the carrier generation layer to form a carrier transmission layer, so that the organic photoconductor drum coating process and the manufactured photoconductor drum with excellent photoelectric performance, stable and non-crystallized coating liquid, high blackness and high wear resistance of the product and low manufacturing cost are effectively provided.
Detailed Description
The technical solution of the present invention will be clearly and completely described below.
The organic photoconductor drum coating process and the photosensitive drum prepared by the process comprise the following steps: coating a carrier barrier layer coating on a drum base to form a carrier barrier layer; the carrier barrier layer coating contains titanium dioxide and nylon resin, wherein the mass ratio of the titanium dioxide to the nylon resin is 1.8: 1; coating a carrier generation layer coating material on the carrier blocking layer to form a carrier generation layer, wherein the carrier generation layer coating material contains titanyl phthalocyanine and polyvinyl butyral resin, and the ratio of the titanyl phthalocyanine to the polyvinyl butyral resin is 1.15: 1; and thirdly, coating a carrier transmission layer coating on the carrier generation layer to form a carrier transmission layer.
Further, in the third step, the carrier transport layer coating contains composite polycarbonate and composite TPD coating; the mass ratio of the composite polycarbonate to the composite TPD coating is 1: 0.65; the composite polycarbonate contains bisphenol Z type polycarbonate and PC-203 polycarbonate; the mass ratio of the bisphenol Z type polycarbonate to the PC-203 polycarbonate is 9: 1; the composite TPD coating contains m-TPD and TMTPA; the mass ratio of the m-TPD to the TMTPA is 9: 1.
further, in the first step, the thickness of the coating of the carrier blocking layer is 5 ± 1 μm.
Further, in the second step, the coating thickness of the carrier generation layer is 0.5 μm.
Further, in the third step, the thickness of the coating of the carrier transmission layer is 15-18 mu m.
Further, the carrier barrier layer coating adopts solvents of methanol, toluene and n-butanol according to a mass ratio of 12: 5: 3 mixing the mixture; the carrier generation layer coating adopts butanone and cyclohexanone as solvents according to the mass ratio of 2: 1, mixing the mixture; the carrier transport layer coating adopts toluene and dichloromethane as solvents according to the mass ratio of 2: 1, mixing the mixture.
Further, in the third step, silicone oil is also added into the composite polycarbonate, and the addition amount of the silicone oil is 0.1% of the sum of the mass of the bisphenol Z type polycarbonate and the mass of the PC-203 polycarbonate.
Further, in the third step, an antioxidant is further added into the composite TPD coating, and the addition amount of the antioxidant is 1.27% of the sum of the mass of the m-TPD and the mass of the TMTPA.
Further, in the third step, a toner is further added to the carrier transport layer coating, and the addition amount of the toner is 0.09% of the mass of the carrier transport layer coating.
Further, in the third step, the photosensitive drum is prepared by any one of the above methods.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention, and therefore, the scope of the present invention should be subject to the protection scope of the claims.
Claims (10)
1. An organic photoconductor drum coating process, which is characterized by comprising the following steps: coating a carrier barrier layer coating on a drum base to form a carrier barrier layer; the carrier barrier layer coating contains titanium dioxide and nylon resin, wherein the mass ratio of the titanium dioxide to the nylon resin is 1.8: 1; coating a carrier generation layer coating material on the carrier blocking layer to form a carrier generation layer, wherein the carrier generation layer coating material contains titanyl phthalocyanine and polyvinyl butyral resin, and the ratio of the titanyl phthalocyanine to the polyvinyl butyral resin is 1.15: 1; and thirdly, coating a carrier transmission layer coating on the carrier generation layer to form a carrier transmission layer.
2. The process of claim 1, wherein: in the third step, the carrier transport layer coating contains composite polycarbonate and composite TPD coating; the mass ratio of the composite polycarbonate to the composite TPD coating is 1: 0.65; the composite polycarbonate contains bisphenol Z type polycarbonate and PC-203 polycarbonate; the mass ratio of the bisphenol Z type polycarbonate to the PC-203 polycarbonate is 9: 1; the composite TPD coating contains m-TPD and TMTPA; the mass ratio of the m-TPD to the TMTPA is 9: 1.
3. the process of claim 2, wherein: in the first step, the thickness of the coating of the carrier blocking layer is 5 +/-1 mu m.
4. The process of claim 2, wherein: in the second step, the thickness of the coating of the carrier generation layer is 0.5 [ mu ] m.
5. The process of claim 2, wherein: in the third step, the thickness of the coating of the carrier transmission layer is 15-18 mu m.
6. The process of any one of claims 3-5, wherein: the carrier barrier layer coating adopts solvents of methanol, toluene and n-butyl alcohol according to the mass ratio of 12: 5: 3 mixing the mixture; the carrier generation layer coating adopts butanone and cyclohexanone as solvents according to the mass ratio of 2: 1, mixing the mixture; the carrier transport layer coating adopts toluene and dichloromethane as solvents according to the mass ratio of 2: 1, mixing the mixture.
7. The process of claim 6, wherein: in the third step, silicone oil is also added into the composite polycarbonate, and the addition amount of the silicone oil is 0.1% of the mass sum of the bisphenol Z type polycarbonate and the PC-203 polycarbonate.
8. The process of claim 7, wherein: in the third step, an antioxidant is also added into the composite TPD coating, and the addition amount of the antioxidant is 1.27 percent of the mass sum of the m-TPD and the TMTPA.
9. The process of claim 8, wherein: in the third step, a toner is further added into the carrier transport layer coating, and the addition amount of the toner is 0.09% of the mass of the carrier transport layer coating.
10. The photosensitive drum prepared by the coating process of the organic photoconductor drum as claimed in the preceding claim, wherein: in the third step, the photosensitive drum is prepared by the method of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910399435.0A CN111948920A (en) | 2019-05-14 | 2019-05-14 | Organic photoconductor drum coating process and photosensitive drum prepared by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910399435.0A CN111948920A (en) | 2019-05-14 | 2019-05-14 | Organic photoconductor drum coating process and photosensitive drum prepared by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111948920A true CN111948920A (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910399435.0A Pending CN111948920A (en) | 2019-05-14 | 2019-05-14 | Organic photoconductor drum coating process and photosensitive drum prepared by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111948920A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112430430A (en) * | 2020-11-23 | 2021-03-02 | 湖南哲龙科技有限公司 | Formula for improving abrasion resistance of outer coating of photosensitive drum |
| CN113009796A (en) * | 2021-02-10 | 2021-06-22 | 联想万像(深圳)科技有限公司 | Photoconductive drum, manufacturing method thereof and printing equipment |
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|---|---|---|---|---|
| JP2007199352A (en) * | 2006-01-26 | 2007-08-09 | Ricoh Co Ltd | Charge generation layer coating liquid for manufacturing electrophotographic photoreceptor, electrophotographic photoreceptor, and electrophotographic apparatus |
| CN102998917A (en) * | 2012-11-20 | 2013-03-27 | 宁波舜韵光电科技有限公司 | Three-layer coating process and photosensitive drum prepared by adopting same |
| CN103713482A (en) * | 2013-12-17 | 2014-04-09 | 宁波舜韵光电科技有限公司 | Background-color-free three-layer coating process |
| CN107247392A (en) * | 2017-06-21 | 2017-10-13 | 苏州恒久光电科技股份有限公司 | Layer coating fluid, the preparation method of organic photoconductor and organic photoconductor occur for the exciton of anti-exposure organic photoconductor |
-
2019
- 2019-05-14 CN CN201910399435.0A patent/CN111948920A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007199352A (en) * | 2006-01-26 | 2007-08-09 | Ricoh Co Ltd | Charge generation layer coating liquid for manufacturing electrophotographic photoreceptor, electrophotographic photoreceptor, and electrophotographic apparatus |
| CN102998917A (en) * | 2012-11-20 | 2013-03-27 | 宁波舜韵光电科技有限公司 | Three-layer coating process and photosensitive drum prepared by adopting same |
| CN103713482A (en) * | 2013-12-17 | 2014-04-09 | 宁波舜韵光电科技有限公司 | Background-color-free three-layer coating process |
| CN107247392A (en) * | 2017-06-21 | 2017-10-13 | 苏州恒久光电科技股份有限公司 | Layer coating fluid, the preparation method of organic photoconductor and organic photoconductor occur for the exciton of anti-exposure organic photoconductor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112430430A (en) * | 2020-11-23 | 2021-03-02 | 湖南哲龙科技有限公司 | Formula for improving abrasion resistance of outer coating of photosensitive drum |
| CN113009796A (en) * | 2021-02-10 | 2021-06-22 | 联想万像(深圳)科技有限公司 | Photoconductive drum, manufacturing method thereof and printing equipment |
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