CA1180930A - Composition for developing latent electrostatic images for gap transfer including charged toner particles and dielectric spacer particles - Google Patents
Composition for developing latent electrostatic images for gap transfer including charged toner particles and dielectric spacer particlesInfo
- Publication number
- CA1180930A CA1180930A CA000399600A CA399600A CA1180930A CA 1180930 A CA1180930 A CA 1180930A CA 000399600 A CA000399600 A CA 000399600A CA 399600 A CA399600 A CA 399600A CA 1180930 A CA1180930 A CA 1180930A
- Authority
- CA
- Canada
- Prior art keywords
- composition
- particles
- toner particles
- carrier liquid
- microns
- Prior art date
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 title claims abstract description 81
- 239000000203 mixture Substances 0.000 title claims abstract description 30
- 125000006850 spacer group Chemical group 0.000 title abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 65
- 239000000463 material Substances 0.000 abstract description 7
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 5
- 238000009835 boiling Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 241000519995 Stachys sylvatica Species 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- -1 ISOPAR-G Chemical class 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000004836 empirical method Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G13/00—Electrographic processes using a charge pattern
- G03G13/06—Developing
- G03G13/10—Developing using a liquid developer, e.g. liquid suspension
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
- G03G9/12—Developers with toner particles in liquid developer mixtures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Liquid Developers In Electrophotography (AREA)
- Wet Developing In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US25072081A | 1981-04-03 | 1981-04-03 | |
| US250,720 | 1981-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1180930A true CA1180930A (en) | 1985-01-15 |
Family
ID=22948880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000399600A Expired CA1180930A (en) | 1981-04-03 | 1982-03-29 | Composition for developing latent electrostatic images for gap transfer including charged toner particles and dielectric spacer particles |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS57178252A (it) |
| CA (1) | CA1180930A (it) |
| CH (1) | CH649160A5 (it) |
| DE (1) | DE3212138A1 (it) |
| FR (1) | FR2503407B1 (it) |
| GB (1) | GB2096338B (it) |
| IT (1) | IT1200373B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4413048A (en) * | 1981-09-01 | 1983-11-01 | Savin Corporation | Developing composition for a latent electrostatic image for transfer of the developed image across a gap to a carrier sheet |
| JPS60102648A (ja) * | 1983-11-09 | 1985-06-06 | Ricoh Co Ltd | 電子写真用液体現像剤 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA942555A (en) * | 1970-02-20 | 1974-02-26 | Rank Xerox Ltd. | Development method and materials |
| JPS5031826B1 (it) * | 1970-07-20 | 1975-10-15 | ||
| JPS5129020B2 (it) * | 1973-01-25 | 1976-08-23 |
-
1982
- 1982-03-01 GB GB8205925A patent/GB2096338B/en not_active Expired
- 1982-03-29 CA CA000399600A patent/CA1180930A/en not_active Expired
- 1982-03-29 IT IT20459/82A patent/IT1200373B/it active
- 1982-04-01 FR FR8205670A patent/FR2503407B1/fr not_active Expired
- 1982-04-01 DE DE19823212138 patent/DE3212138A1/de not_active Withdrawn
- 1982-04-01 CH CH2025/82A patent/CH649160A5/fr not_active IP Right Cessation
- 1982-04-02 JP JP57053997A patent/JPS57178252A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB2096338A (en) | 1982-10-13 |
| JPS57178252A (en) | 1982-11-02 |
| FR2503407A1 (fr) | 1982-10-08 |
| IT1200373B (it) | 1989-01-18 |
| IT8220459A0 (it) | 1982-03-29 |
| DE3212138A1 (de) | 1982-11-11 |
| FR2503407B1 (fr) | 1986-02-28 |
| GB2096338B (en) | 1984-11-14 |
| CH649160A5 (fr) | 1985-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4420244A (en) | Apparatus for developing latent electrostatic images for gap transfer to a carrier sheet | |
| US4413048A (en) | Developing composition for a latent electrostatic image for transfer of the developed image across a gap to a carrier sheet | |
| CA2020730C (en) | Process for forming secure images | |
| US4582774A (en) | Liquid developing latent electrostatic images and gap transfer | |
| US4411976A (en) | Method of increasing the density of liquid-developed gap-transferred electrophotographic images and developing composition for use therein | |
| US4454215A (en) | Improved composition for developing latent electrostatic images for gap transfer to a carrier sheet | |
| US3676215A (en) | Imaging system | |
| CA1180930A (en) | Composition for developing latent electrostatic images for gap transfer including charged toner particles and dielectric spacer particles | |
| US4460667A (en) | Method for developing latent electrostatic images for gap transfer to a carrier sheet | |
| US4569896A (en) | Resistive single component developer composition | |
| JP2942137B2 (ja) | 磁性トナー及び画像形成方法 | |
| US20050095038A1 (en) | Developer carrying member and developing apparatus | |
| JPS63294570A (ja) | 正帯電性一成分磁性現像剤 | |
| US4152151A (en) | Pressure induced development of electrostatic latent images | |
| US6674985B2 (en) | Image forming apparatus | |
| JP3035695B2 (ja) | 磁性トナー及び画像形成方法 | |
| CA1179401A (en) | Composition for developing electrostatic images including a carrier liquid, charged toner particles and spacer particles | |
| JPH07120068B2 (ja) | 画像形成方法 | |
| JP3074590B2 (ja) | 磁性トナー及び画像形成方法 | |
| JP3208577B2 (ja) | 湿式現像方法及び装置 | |
| JPH0157908B2 (it) | ||
| JPH09127725A (ja) | 静電潜像現像剤 | |
| IT8224844A1 (it) | Metodo per aumentare la densita' di immagini elettrofotografiche sviluppate mediante sviluppatore liquido con trasferimento dell'immagine attraverso uno spazio d'aria e composizione di sviluppo da usarsi in tale metodo | |
| JPH0740144B2 (ja) | 画像形成装置に用いる微粒トナー | |
| JPH0557585B2 (it) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |