DE1920719A1 - Elektrophotographischer fluessiger Entwickler - Google Patents
Elektrophotographischer fluessiger EntwicklerInfo
- Publication number
- DE1920719A1 DE1920719A1 DE19691920719 DE1920719A DE1920719A1 DE 1920719 A1 DE1920719 A1 DE 1920719A1 DE 19691920719 DE19691920719 DE 19691920719 DE 1920719 A DE1920719 A DE 1920719A DE 1920719 A1 DE1920719 A1 DE 1920719A1
- Authority
- DE
- Germany
- Prior art keywords
- finely divided
- toner
- electrophotographic
- liquid developer
- proteolytic enzyme
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims description 41
- 108091005804 Peptidases Proteins 0.000 claims description 26
- 102000035195 Peptidases Human genes 0.000 claims description 25
- 239000004365 Protease Substances 0.000 claims description 22
- 235000019419 proteases Nutrition 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 8
- 239000012260 resinous material Substances 0.000 claims description 6
- 102000057297 Pepsin A Human genes 0.000 claims description 5
- 108090000284 Pepsin A Proteins 0.000 claims description 5
- 229940111202 pepsin Drugs 0.000 claims description 5
- -1 Picin Proteins 0.000 claims description 4
- 108090000526 Papain Proteins 0.000 claims description 3
- 235000019834 papain Nutrition 0.000 claims description 3
- 229940055729 papain Drugs 0.000 claims description 3
- 108090000101 Asclepain Proteins 0.000 claims description 2
- 244000063299 Bacillus subtilis Species 0.000 claims description 2
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 2
- 108010004032 Bromelains Proteins 0.000 claims description 2
- 102000005600 Cathepsins Human genes 0.000 claims description 2
- 108010084457 Cathepsins Proteins 0.000 claims description 2
- 108090001069 Chymopapain Proteins 0.000 claims description 2
- 108090000746 Chymosin Proteins 0.000 claims description 2
- 108090000317 Chymotrypsin Proteins 0.000 claims description 2
- ISWQCIVKKSOKNN-UHFFFAOYSA-L Tiron Chemical compound [Na+].[Na+].OC1=CC(S([O-])(=O)=O)=CC(S([O-])(=O)=O)=C1O ISWQCIVKKSOKNN-UHFFFAOYSA-L 0.000 claims description 2
- 108090000631 Trypsin Proteins 0.000 claims description 2
- 102000004142 Trypsin Human genes 0.000 claims description 2
- 235000019835 bromelain Nutrition 0.000 claims description 2
- 229960002976 chymopapain Drugs 0.000 claims description 2
- 229960002376 chymotrypsin Drugs 0.000 claims description 2
- 239000012588 trypsin Substances 0.000 claims description 2
- 102100037486 Reverse transcriptase/ribonuclease H Human genes 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000002245 particle Substances 0.000 description 18
- 102000004190 Enzymes Human genes 0.000 description 17
- 108090000790 Enzymes Proteins 0.000 description 17
- 229940088598 enzyme Drugs 0.000 description 17
- 108010010803 Gelatin Proteins 0.000 description 15
- 229920000159 gelatin Polymers 0.000 description 15
- 239000008273 gelatin Substances 0.000 description 15
- 235000019322 gelatine Nutrition 0.000 description 15
- 235000011852 gelatine desserts Nutrition 0.000 description 15
- 238000000034 method Methods 0.000 description 11
- 239000011159 matrix material Substances 0.000 description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 108010059712 Pronase Proteins 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004800 polyvinyl chloride Substances 0.000 description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- 108090000270 Ficain Proteins 0.000 description 2
- 239000012190 activator Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- POTUGHMKJGOKRI-UHFFFAOYSA-N ficin Chemical compound FI=CI=N POTUGHMKJGOKRI-UHFFFAOYSA-N 0.000 description 2
- 235000019836 ficin Nutrition 0.000 description 2
- RWSXRVCMGQZWBV-WDSKDSINSA-N glutathione Chemical compound OC(=O)[C@@H](N)CCC(=O)N[C@@H](CS)C(=O)NCC(O)=O RWSXRVCMGQZWBV-WDSKDSINSA-N 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical class [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- LEVWYRKDKASIDU-QWWZWVQMSA-N D-cystine Chemical compound OC(=O)[C@H](N)CSSC[C@@H](N)C(O)=O LEVWYRKDKASIDU-QWWZWVQMSA-N 0.000 description 1
- 108010024636 Glutathione Proteins 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 229960005070 ascorbic acid Drugs 0.000 description 1
- 235000010323 ascorbic acid Nutrition 0.000 description 1
- 239000011668 ascorbic acid Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- YPHMISFOHDHNIV-FSZOTQKASA-N cycloheximide Chemical compound C1[C@@H](C)C[C@H](C)C(=O)[C@@H]1[C@H](O)CC1CC(=O)NC(=O)C1 YPHMISFOHDHNIV-FSZOTQKASA-N 0.000 description 1
- 229960003067 cystine Drugs 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Substances O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 229960003180 glutathione Drugs 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007970 homogeneous dispersion Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 229920001184 polypeptide Polymers 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 238000005406 washing 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
- G03G13/00—Electrographic processes using a charge pattern
- G03G13/26—Electrographic processes using a charge pattern for the production of printing plates for non-xerographic printing processes
- G03G13/32—Relief printing plates
-
- 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)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2790068 | 1968-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1920719A1 true DE1920719A1 (de) | 1969-11-13 |
Family
ID=12233745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691920719 Pending DE1920719A1 (de) | 1968-04-25 | 1969-04-23 | Elektrophotographischer fluessiger Entwickler |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3622515A (https=) |
| BE (1) | BE732124A (https=) |
| DE (1) | DE1920719A1 (https=) |
| FR (1) | FR2007520A1 (https=) |
| GB (1) | GB1231544A (https=) |
| NL (1) | NL6906325A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864125A (en) * | 1969-02-10 | 1975-02-04 | Xerox Corp | Electrophotographic method of making an imaging master |
| DE4230142C1 (de) * | 1992-09-09 | 1994-01-20 | Kai Liebetruth | Verwendung einer Übertragungsfolie |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2742398A (en) * | 1951-06-09 | 1956-04-17 | Texaco Development Corp | Method of removing deposits of wax and like materials |
| US2982692A (en) * | 1957-06-26 | 1961-05-02 | Hardin B Mcdill | Dewaxing of oils |
| US3326771A (en) * | 1963-12-12 | 1967-06-20 | Mobil Oil Corp | Enzymatic oxidation of hydrocarbons |
-
1969
- 1969-04-23 DE DE19691920719 patent/DE1920719A1/de active Pending
- 1969-04-24 NL NL6906325A patent/NL6906325A/xx unknown
- 1969-04-25 GB GB1231544D patent/GB1231544A/en not_active Expired
- 1969-04-25 FR FR6913305A patent/FR2007520A1/fr not_active Withdrawn
- 1969-04-25 BE BE732124D patent/BE732124A/xx unknown
- 1969-04-25 US US819324A patent/US3622515A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2007520A1 (https=) | 1970-01-09 |
| NL6906325A (https=) | 1969-10-28 |
| GB1231544A (https=) | 1971-05-12 |
| BE732124A (https=) | 1969-10-01 |
| US3622515A (en) | 1971-11-23 |
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