DE69416470T2 - Elektrophotographischer Toner, und Verfahren zu dessen Herstellung - Google Patents
Elektrophotographischer Toner, und Verfahren zu dessen HerstellungInfo
- Publication number
- DE69416470T2 DE69416470T2 DE1994616470 DE69416470T DE69416470T2 DE 69416470 T2 DE69416470 T2 DE 69416470T2 DE 1994616470 DE1994616470 DE 1994616470 DE 69416470 T DE69416470 T DE 69416470T DE 69416470 T2 DE69416470 T2 DE 69416470T2
- Authority
- DE
- Germany
- Prior art keywords
- toner
- lactic acid
- resin
- colorant
- based resin
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 20
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 94
- 229920005989 resin Polymers 0.000 claims description 69
- 239000011347 resin Substances 0.000 claims description 69
- 239000003795 chemical substances by application Substances 0.000 claims description 52
- 239000004310 lactic acid Substances 0.000 claims description 47
- 235000014655 lactic acid Nutrition 0.000 claims description 47
- 239000011230 binding agent Substances 0.000 claims description 24
- 239000003086 colorant Substances 0.000 claims description 23
- 239000000654 additive Substances 0.000 claims description 21
- 239000006229 carbon black Substances 0.000 claims description 15
- 239000000178 monomer Substances 0.000 claims description 14
- 229920000098 polyolefin Polymers 0.000 claims description 14
- 230000003449 preventive effect Effects 0.000 claims description 12
- 230000000996 additive effect Effects 0.000 claims description 8
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 7
- 239000000194 fatty acid Substances 0.000 claims description 7
- 229930195729 fatty acid Natural products 0.000 claims description 7
- 229910052783 alkali metal Inorganic materials 0.000 claims description 6
- 150000001340 alkali metals Chemical class 0.000 claims description 6
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 6
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 6
- -1 fatty acid esters Chemical class 0.000 claims description 6
- 229920005992 thermoplastic resin Polymers 0.000 claims description 6
- 150000004665 fatty acids Chemical class 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims description 5
- 150000001298 alcohols Chemical class 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- NYGZLYXAPMMJTE-UHFFFAOYSA-M metanil yellow Chemical group [Na+].[O-]S(=O)(=O)C1=CC=CC(N=NC=2C=CC(NC=3C=CC=CC=3)=CC=2)=C1 NYGZLYXAPMMJTE-UHFFFAOYSA-M 0.000 claims description 4
- 239000000049 pigment Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- NRCMAYZCPIVABH-UHFFFAOYSA-N Quinacridone Chemical compound N1C2=CC=CC=C2C(=O)C2=C1C=C1C(=O)C3=CC=CC=C3NC1=C2 NRCMAYZCPIVABH-UHFFFAOYSA-N 0.000 claims description 2
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 claims description 2
- 150000004056 anthraquinones Chemical class 0.000 claims description 2
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 claims description 2
- 239000000975 dye Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000000434 metal complex dye Substances 0.000 claims description 2
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 2
- 239000001054 red pigment Substances 0.000 claims description 2
- 238000007127 saponification reaction Methods 0.000 claims description 2
- 239000001052 yellow pigment Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 description 31
- 239000000203 mixture Substances 0.000 description 30
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 23
- 239000002994 raw material Substances 0.000 description 17
- 239000002761 deinking Substances 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 12
- 238000004898 kneading Methods 0.000 description 12
- 238000003786 synthesis reaction Methods 0.000 description 12
- 230000002209 hydrophobic effect Effects 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 11
- 239000000377 silicon dioxide Substances 0.000 description 11
- 239000006185 dispersion Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 8
- 229920001131 Pulp (paper) Polymers 0.000 description 7
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 6
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- LPLLVINFLBSFRP-UHFFFAOYSA-N 2-methylamino-1-phenylpropan-1-one Chemical compound CNC(C)C(=O)C1=CC=CC=C1 LPLLVINFLBSFRP-UHFFFAOYSA-N 0.000 description 5
- JJTUDXZGHPGLLC-IMJSIDKUSA-N 4511-42-6 Chemical compound C[C@@H]1OC(=O)[C@H](C)OC1=O JJTUDXZGHPGLLC-IMJSIDKUSA-N 0.000 description 5
- 229910002012 Aerosil® Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 241000132539 Cosmos Species 0.000 description 5
- 235000005956 Cosmos caudatus Nutrition 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 229910001873 dinitrogen Inorganic materials 0.000 description 5
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 239000010893 paper waste Substances 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- 239000004115 Sodium Silicate Substances 0.000 description 3
- 229920006026 co-polymeric resin Polymers 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- 229910052911 sodium silicate Inorganic materials 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 229920006167 biodegradable resin Polymers 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 150000001868 cobalt Chemical class 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 159000000003 magnesium salts Chemical class 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000003751 zinc Chemical class 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 235000021314 Palmitic acid Nutrition 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- 229920000229 biodegradable polyester Polymers 0.000 description 1
- 239000004622 biodegradable polyester Substances 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229920006237 degradable polymer Polymers 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- VQHSOMBJVWLPSR-UHFFFAOYSA-N lactitol Chemical compound OCC(O)C(O)C(C(O)CO)OC1OC(CO)C(O)C(O)C1O VQHSOMBJVWLPSR-UHFFFAOYSA-N 0.000 description 1
- 235000010448 lactitol Nutrition 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 150000002696 manganese Chemical class 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000005033 polyvinylidene chloride Substances 0.000 description 1
- 239000007870 radical polymerization initiator Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical class [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- 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
- G03G9/087—Binders for toner particles
- G03G9/08742—Binders for toner particles comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- G03G9/08755—Polyesters
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Developing Agents For Electrophotography (AREA)
- Biological Depolymerization Polymers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23593993 | 1993-08-30 | ||
| JP6200250A JP2909873B2 (ja) | 1993-08-30 | 1994-08-02 | 電子写真用トナーおよびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69416470D1 DE69416470D1 (de) | 1999-03-25 |
| DE69416470T2 true DE69416470T2 (de) | 1999-06-24 |
Family
ID=26512047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1994616470 Expired - Lifetime DE69416470T2 (de) | 1993-08-30 | 1994-08-30 | Elektrophotographischer Toner, und Verfahren zu dessen Herstellung |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0640882B1 (ja) |
| JP (1) | JP2909873B2 (ja) |
| DE (1) | DE69416470T2 (ja) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3785011B2 (ja) | 1999-12-10 | 2006-06-14 | 株式会社巴川製紙所 | 電子写真用トナー |
| US7045321B2 (en) | 2001-03-01 | 2006-05-16 | Canon Kabushiki Kaisha | Polyhydroxyalkanoate containing unit with phenylsulfanyl structure in the side chain, process for its production, charge control agent, toner binder and toner which contain novel polyhydroxyalkanoate, and image-forming method and image-forming apparatus which make use of the toner |
| JP3501771B2 (ja) | 2001-04-27 | 2004-03-02 | キヤノン株式会社 | ポリヒドロキシアルカノエートを含有するバインダー樹脂、該バインダー樹脂を含むトナー；該トナーを用いた画像形成方法および画像形成装置 |
| KR100487555B1 (ko) | 2001-04-27 | 2005-05-06 | 캐논 가부시끼가이샤 | 신규의 폴리하이드록시알카노에이트 및 그 제조방법, 상기폴리하이드록시알카노에이트를 함유하는 하전제어제,토너바인더 및 토너, 그리고 상기 토너를 사용한화상형성방법 및 화상형성장치 |
| KR100528749B1 (ko) | 2001-04-27 | 2005-11-15 | 캐논 가부시끼가이샤 | 곁사슬에 페닐설파닐구조 및/또는 페닐 설포닐구조를 지닌신규의 폴리하이드록시알카노에이트와, 그 생산방법,신규의 폴리하이드록시알카노에이트를 함유하는하전제어제, 토너바인더 및 토너, 그리고 상기 토너를이용하는 화상형성방법 및 화상형성장치 |
| JP3496002B2 (ja) | 2001-04-27 | 2004-02-09 | キヤノン株式会社 | 新規なポリヒドロキシアルカノエートを含有するバインダー樹脂、該バインダー樹脂を含むトナー；該トナーを用いた画像形成方法および画像形成装置 |
| KR100461511B1 (ko) | 2001-04-27 | 2004-12-14 | 캐논 가부시끼가이샤 | 신규 폴리히드록시알카노에이트, 그 제조방법, 이폴리히드록시알카노에이트를 함유하는 전하제어제,토너바인더 및 토너, 및 화상형성방법 및 이 토너를사용하는 화상형성장치 |
| JP3689697B2 (ja) | 2002-02-15 | 2005-08-31 | キヤノン株式会社 | アミド基及びスルホン酸基を有する新規なポリヒドロキシアルカノエート及びその製造方法、新規なポリヒドロキシアルカノエートを含有する荷電制御剤、トナーバインダーならびにトナー及び該トナーを用いた画像形成方法および画像形成装置 |
| JP3779221B2 (ja) * | 2002-02-22 | 2006-05-24 | 株式会社巴川製紙所 | 電子写真用トナー |
| JP3639831B2 (ja) | 2002-02-28 | 2005-04-20 | キヤノン株式会社 | 新規なポリヒドロキシアルカノエート及びその製造方法、それを含有する荷電制御剤、トナーバインダーならびにトナー及び該トナーを用いた画像形成方法および画像形成装置 |
| JP3880567B2 (ja) | 2002-10-24 | 2007-02-14 | キヤノン株式会社 | 新規なポリヒドロキシアルカノエート共重合体 |
| JP4027297B2 (ja) | 2002-10-24 | 2007-12-26 | キヤノン株式会社 | 新規なポリヒドロキシアルカノエート及びその製造方法；それを含む樹脂組成物；新規なポリヒドロキシアルカノエートを含有する荷電制御剤、静電荷像現像トナー及びバインダー樹脂組成物 |
| JP3647432B2 (ja) | 2002-10-24 | 2005-05-11 | キヤノン株式会社 | シクロヘキシル構造を側鎖に有するユニットを含む新規なポリヒドロキシアルカノエート及びその製造方法、該ポリヒドロキシアルカノエートを含有するバインダー樹脂 |
| US7144666B2 (en) * | 2003-02-24 | 2006-12-05 | Samsung Electronics Co., Ltd. | Toner used with electrophotography |
| JP4343672B2 (ja) * | 2003-04-07 | 2009-10-14 | キヤノン株式会社 | フルカラー画像形成用カラートナー |
| EP1744222B1 (en) | 2005-07-15 | 2011-02-02 | Ricoh Company, Ltd. | Toner, developer, image forming method, and toner container |
| JP5093834B2 (ja) * | 2006-01-27 | 2012-12-12 | 旭化成ケミカルズ株式会社 | 生分解性樹脂粉体及びその製造方法 |
| US8137884B2 (en) | 2007-12-14 | 2012-03-20 | Xerox Corporation | Toner compositions and processes |
| JP5473252B2 (ja) | 2008-06-02 | 2014-04-16 | 株式会社リコー | トナー、現像剤、及び画像形成方法 |
| EP2294485A4 (en) | 2008-07-01 | 2013-09-11 | Ricoh Co Ltd | IMAGE FORMING TONER, IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND PROCESSING CARTRIDGE |
| JP5298716B2 (ja) * | 2008-09-10 | 2013-09-25 | 富士ゼロックス株式会社 | 静電荷像現像用トナー、静電荷像現像剤、トナーカートリッジ、プロセスカートリッジ及び画像形成装置 |
| US8383307B2 (en) | 2008-10-23 | 2013-02-26 | Ricoh Company, Limited | Toner, developer, and image forming method and apparatus using the toner |
| JP2010175691A (ja) | 2009-01-28 | 2010-08-12 | Fuji Xerox Co Ltd | 画像形成装置及び印刷物 |
| JP5855808B2 (ja) | 2009-02-26 | 2016-02-09 | 株式会社リコー | 静電潜像現像用トナー |
| JP5397756B2 (ja) | 2009-06-30 | 2014-01-22 | 株式会社リコー | 静電荷像現像用トナー |
| JP5560985B2 (ja) | 2009-08-03 | 2014-07-30 | 株式会社リコー | トナー、並びに現像剤、画像形成方法及び画像形成装置 |
| JP5246098B2 (ja) * | 2009-08-20 | 2013-07-24 | カシオ電子工業株式会社 | 電子写真式画像形成装置の二成分現像剤 |
| JP4997271B2 (ja) * | 2009-08-31 | 2012-08-08 | シャープ株式会社 | トナーおよびその製造方法 |
| JP5765132B2 (ja) | 2010-12-06 | 2015-08-19 | 株式会社リコー | 静電荷像現像用トナーと該トナーを用いる現像剤、及び画像形成装置、並びにプロセスカートリッジ |
| BR112014005575B1 (pt) | 2011-09-13 | 2021-02-02 | Ricoh Company, Ltd. | toner eletrofotográfico, revelador contendo o toner e aparelho de formação de imagem |
| US8685604B2 (en) | 2011-09-13 | 2014-04-01 | Ricoh Company, Ltd. | Toner, developer, and image forming apparatus |
| JP6020156B2 (ja) | 2011-12-28 | 2016-11-02 | 株式会社リコー | トナー、現像剤、及び画像形成装置 |
| JP5929267B2 (ja) | 2012-02-03 | 2016-06-01 | 株式会社リコー | トナー、現像剤、画像形成装置及びブロック共重合体 |
| JP5957988B2 (ja) | 2012-03-14 | 2016-07-27 | 株式会社リコー | 静電荷像現像用トナー、現像剤、現像剤収容容器、画像形成方法、プロセスカートリッジ |
| JP2013195486A (ja) | 2012-03-16 | 2013-09-30 | Ricoh Co Ltd | トナー及び現像剤 |
| US20240152065A1 (en) | 2021-03-24 | 2024-05-09 | Ricoh Company, Ltd. | Resin particles, toner, method for producing resin particles, method for producing toner, developer, toner storage unit, and image forming apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3650588T2 (de) * | 1985-05-30 | 1997-06-05 | Mita Industrial Co Ltd | Elektrophotographischer Toner |
| AU8285091A (en) * | 1990-07-13 | 1992-02-04 | E.I. Du Pont De Nemours And Company | Electrostatic dry toners containing degradable resins |
-
1994
- 1994-08-02 JP JP6200250A patent/JP2909873B2/ja not_active Expired - Fee Related
- 1994-08-30 DE DE1994616470 patent/DE69416470T2/de not_active Expired - Lifetime
- 1994-08-30 EP EP19940306341 patent/EP0640882B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0640882B1 (en) | 1999-02-10 |
| JP2909873B2 (ja) | 1999-06-23 |
| DE69416470D1 (de) | 1999-03-25 |
| EP0640882A1 (en) | 1995-03-01 |
| JPH07120975A (ja) | 1995-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69416470T2 (de) | Elektrophotographischer Toner, und Verfahren zu dessen Herstellung | |
| DE1772570C3 (de) | Elektrophotographischer Entwickler | |
| US5667927A (en) | Toner for electrophotography and process for the production thereof | |
| DE69737512T2 (de) | Toner für die elektrostatische bildentwicklung,der cyclische polyolefinharze enthält | |
| DE3047229C2 (ja) | ||
| DE3688061T2 (de) | Verfahren zur herstellung von tonern mittels suspensionspolymerisation. | |
| DE69610653T2 (de) | Toner für die Entwicklung elektrostatischer Bilder | |
| DE3750832T2 (de) | Toner zum Entwickeln von elektrostatischen Bildern, Bindemittel für den Toner und Verfahren zu seiner Herstellung. | |
| DE3886061T2 (de) | Herstellungsverfahren von Tonern mittels Suspensionspolymerisation. | |
| DE69611569T2 (de) | Toner für die Entwicklung elektrostatischer Bilder, sowie Verfahren zu ihrer Herstellung | |
| DE3781144T2 (de) | Gefaerbte sphaerische feinpartikel, verfahren zu ihrer herstellung und ihre anwendung. | |
| DE2352604B2 (de) | Toner für elektrostatographische Trockenentwickler | |
| DE3783865T2 (de) | Elektrostatographisches verfahren zur bilderzeugung. | |
| DE2260026A1 (de) | Tonermaterial unter verwendung von polymeren mit seitenketten-kristallinitaet | |
| DE2249384B2 (de) | Elektrostatographisches Entwicklermaterial | |
| DE68924571T2 (de) | Feine Farbteilchen und sie enthaltender Toner für die Entwicklung elektrostatischer Bilder. | |
| DE3208635C2 (de) | Elektrofotografischer Entwickler und Verfahren zu seiner Herstellung | |
| DE60032516T2 (de) | Tonerteilchen enthaltend ein ethylene- propylene-wachse | |
| DE69632732T2 (de) | Heizwalzen-wärmefixierbare toner für die entwicklung elektrostatisch geladener bilder | |
| DE3751655T2 (de) | Harzzusammensetzungen für elektrophotographische Toner | |
| DE3706706A1 (de) | Verfahren zur herstellung eines toners fuer die entwicklung elektrostatischer ladungsbilder | |
| DE2262603C2 (de) | Elektrophotographischer Suspensionsentwickler | |
| DE60305991T2 (de) | Toner für die Elektrophotographie | |
| DE69605249T2 (de) | Toner zum Entwickeln elektrostatischer Bilder, und Verfahren zu seiner Herstellung | |
| DE69112956T2 (de) | Bindemittel für Trockentoner. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOYOTA, AICHI, JP Owner name: TOMOEGAWA PAPER CO., LTD., TOKIO/TOKYO, JP |
|
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| R082 | Change of representative |
Ref document number: 640882 Country of ref document: EP Representative=s name: RECHTS- UND PATENTANWAELTE LORENZ SEIDLER GOSS, DE |