JPH03287276A - Electrophotographic toner - Google Patents
Electrophotographic tonerInfo
- Publication number
- JPH03287276A JPH03287276A JP2087572A JP8757290A JPH03287276A JP H03287276 A JPH03287276 A JP H03287276A JP 2087572 A JP2087572 A JP 2087572A JP 8757290 A JP8757290 A JP 8757290A JP H03287276 A JPH03287276 A JP H03287276A
- Authority
- JP
- Japan
- Prior art keywords
- toner
- charge control
- color
- control agent
- formula
- 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
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims abstract description 7
- 150000003839 salts Chemical class 0.000 claims abstract description 4
- IOHPVZBSOKLVMN-UHFFFAOYSA-N 2-(2-phenylethyl)benzoic acid Chemical compound OC(=O)C1=CC=CC=C1CCC1=CC=CC=C1 IOHPVZBSOKLVMN-UHFFFAOYSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 abstract description 15
- 229920005989 resin Polymers 0.000 abstract description 14
- 239000011347 resin Substances 0.000 abstract description 14
- 239000003086 colorant Substances 0.000 abstract description 6
- 239000000843 powder Substances 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 2
- 150000001558 benzoic acid derivatives Chemical class 0.000 abstract 2
- 238000013329 compounding Methods 0.000 abstract 2
- 239000002245 particle Substances 0.000 description 12
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 11
- 239000000203 mixture Substances 0.000 description 8
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 7
- -1 2-ethylhexyl Chemical group 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000000049 pigment Substances 0.000 description 5
- 239000000975 dye Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical compound [Cu+2].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 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000434 metal complex dye Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- OSNILPMOSNGHLC-UHFFFAOYSA-N 1-[4-methoxy-3-(piperidin-1-ylmethyl)phenyl]ethanone Chemical compound COC1=CC=C(C(C)=O)C=C1CN1CCCCC1 OSNILPMOSNGHLC-UHFFFAOYSA-N 0.000 description 2
- MFYSUUPKMDJYPF-UHFFFAOYSA-N 2-[(4-methyl-2-nitrophenyl)diazenyl]-3-oxo-n-phenylbutanamide Chemical compound C=1C=CC=CC=1NC(=O)C(C(=O)C)N=NC1=CC=C(C)C=C1[N+]([O-])=O MFYSUUPKMDJYPF-UHFFFAOYSA-N 0.000 description 2
- WDQMWEYDKDCEHT-UHFFFAOYSA-N 2-ethylhexyl 2-methylprop-2-enoate Chemical compound CCCCC(CC)COC(=O)C(C)=C WDQMWEYDKDCEHT-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 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 2
- 230000000694 effects Effects 0.000 description 2
- FJKIXWOMBXYWOQ-UHFFFAOYSA-N ethenoxyethane Chemical compound CCOC=C FJKIXWOMBXYWOQ-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 108091008695 photoreceptors Proteins 0.000 description 2
- 235000012752 quinoline yellow Nutrition 0.000 description 2
- 239000004172 quinoline yellow Substances 0.000 description 2
- 229940051201 quinoline yellow Drugs 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 2
- 239000011669 selenium Substances 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- KTZVZZJJVJQZHV-UHFFFAOYSA-N 1-chloro-4-ethenylbenzene Chemical compound ClC1=CC=C(C=C)C=C1 KTZVZZJJVJQZHV-UHFFFAOYSA-N 0.000 description 1
- OZCMOJQQLBXBKI-UHFFFAOYSA-N 1-ethenoxy-2-methylpropane Chemical compound CC(C)COC=C OZCMOJQQLBXBKI-UHFFFAOYSA-N 0.000 description 1
- OZFIGURLAJSLIR-UHFFFAOYSA-N 1-ethenyl-2h-pyridine Chemical compound C=CN1CC=CC=C1 OZFIGURLAJSLIR-UHFFFAOYSA-N 0.000 description 1
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 1
- FWLHAQYOFMQTHQ-UHFFFAOYSA-N 2-N-[8-[[8-(4-aminoanilino)-10-phenylphenazin-10-ium-2-yl]amino]-10-phenylphenazin-10-ium-2-yl]-8-N,10-diphenylphenazin-10-ium-2,8-diamine hydroxy-oxido-dioxochromium Chemical compound O[Cr]([O-])(=O)=O.O[Cr]([O-])(=O)=O.O[Cr]([O-])(=O)=O.Nc1ccc(Nc2ccc3nc4ccc(Nc5ccc6nc7ccc(Nc8ccc9nc%10ccc(Nc%11ccccc%11)cc%10[n+](-c%10ccccc%10)c9c8)cc7[n+](-c7ccccc7)c6c5)cc4[n+](-c4ccccc4)c3c2)cc1 FWLHAQYOFMQTHQ-UHFFFAOYSA-N 0.000 description 1
- JFMYRCRXYIIGBB-UHFFFAOYSA-N 2-[(2,4-dichlorophenyl)diazenyl]-n-[4-[4-[[2-[(2,4-dichlorophenyl)diazenyl]-3-oxobutanoyl]amino]-3-methylphenyl]-2-methylphenyl]-3-oxobutanamide Chemical compound C=1C=C(C=2C=C(C)C(NC(=O)C(N=NC=3C(=CC(Cl)=CC=3)Cl)C(C)=O)=CC=2)C=C(C)C=1NC(=O)C(C(=O)C)N=NC1=CC=C(Cl)C=C1Cl JFMYRCRXYIIGBB-UHFFFAOYSA-N 0.000 description 1
- 125000001340 2-chloroethyl group Chemical group [H]C([H])(Cl)C([H])([H])* 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- DWDURZSYQTXVIN-UHFFFAOYSA-N 4-[(4-aminophenyl)-(4-methyliminocyclohexa-2,5-dien-1-ylidene)methyl]aniline Chemical compound C1=CC(=NC)C=CC1=C(C=1C=CC(N)=CC=1)C1=CC=C(N)C=C1 DWDURZSYQTXVIN-UHFFFAOYSA-N 0.000 description 1
- LVOJOIBIVGEQBP-UHFFFAOYSA-N 4-[[2-chloro-4-[3-chloro-4-[(5-hydroxy-3-methyl-1-phenylpyrazol-4-yl)diazenyl]phenyl]phenyl]diazenyl]-5-methyl-2-phenylpyrazol-3-ol Chemical compound CC1=NN(C(O)=C1N=NC1=CC=C(C=C1Cl)C1=CC(Cl)=C(C=C1)N=NC1=C(O)N(N=C1C)C1=CC=CC=C1)C1=CC=CC=C1 LVOJOIBIVGEQBP-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- RGCKGOZRHPZPFP-UHFFFAOYSA-N Alizarin Natural products C1=CC=C2C(=O)C3=C(O)C(O)=CC=C3C(=O)C2=C1 RGCKGOZRHPZPFP-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- REEFSLKDEDEWAO-UHFFFAOYSA-N Chloraniformethan Chemical compound ClC1=CC=C(NC(NC=O)C(Cl)(Cl)Cl)C=C1Cl REEFSLKDEDEWAO-UHFFFAOYSA-N 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 239000013032 Hydrocarbon resin Substances 0.000 description 1
- LTGPFZWZZNUIIK-LURJTMIESA-N Lysol Chemical compound NCCCC[C@H](N)CO LTGPFZWZZNUIIK-LURJTMIESA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 241000519995 Stachys sylvatica Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- AUNAPVYQLLNFOI-UHFFFAOYSA-L [Pb++].[Pb++].[Pb++].[O-]S([O-])(=O)=O.[O-][Cr]([O-])(=O)=O.[O-][Mo]([O-])(=O)=O Chemical compound [Pb++].[Pb++].[Pb++].[O-]S([O-])(=O)=O.[O-][Cr]([O-])(=O)=O.[O-][Mo]([O-])(=O)=O AUNAPVYQLLNFOI-UHFFFAOYSA-L 0.000 description 1
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- HFVAFDPGUJEFBQ-UHFFFAOYSA-M alizarin red S Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=C(S([O-])(=O)=O)C(O)=C2O HFVAFDPGUJEFBQ-UHFFFAOYSA-M 0.000 description 1
- AOADSHDCARXSGL-ZMIIQOOPSA-M alkali blue 4B Chemical compound CC1=CC(/C(\C(C=C2)=CC=C2NC2=CC=CC=C2S([O-])(=O)=O)=C(\C=C2)/C=C/C\2=N\C2=CC=CC=C2)=CC=C1N.[Na+] AOADSHDCARXSGL-ZMIIQOOPSA-M 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- GHPGOEFPKIHBNM-UHFFFAOYSA-N antimony(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Sb+3].[Sb+3] GHPGOEFPKIHBNM-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000000987 azo dye Substances 0.000 description 1
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 239000001055 blue pigment Substances 0.000 description 1
- INLLPKCGLOXCIV-UHFFFAOYSA-N bromoethene Chemical compound BrC=C INLLPKCGLOXCIV-UHFFFAOYSA-N 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
- CJOBVZJTOIVNNF-UHFFFAOYSA-N cadmium sulfide Chemical compound [Cd]=S CJOBVZJTOIVNNF-UHFFFAOYSA-N 0.000 description 1
- HTUDBOWEKWIOCZ-UHFFFAOYSA-N cadmium(2+) mercury(1+) sulfide Chemical compound [S-2].[Cd+2].[Hg+] HTUDBOWEKWIOCZ-UHFFFAOYSA-N 0.000 description 1
- RFAFBXGYHBOUMV-UHFFFAOYSA-N calcium chromate Chemical compound [Ca+2].[O-][Cr]([O-])(=O)=O RFAFBXGYHBOUMV-UHFFFAOYSA-N 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000006231 channel black Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- HBHZKFOUIUMKHV-UHFFFAOYSA-N chembl1982121 Chemical compound OC1=CC=C2C=CC=CC2=C1N=NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O HBHZKFOUIUMKHV-UHFFFAOYSA-N 0.000 description 1
- PZTQVMXMKVTIRC-UHFFFAOYSA-L chembl2028348 Chemical compound [Ca+2].[O-]S(=O)(=O)C1=CC(C)=CC=C1N=NC1=C(O)C(C([O-])=O)=CC2=CC=CC=C12 PZTQVMXMKVTIRC-UHFFFAOYSA-L 0.000 description 1
- YOCIQNIEQYCORH-UHFFFAOYSA-M chembl2028361 Chemical compound [Na+].OC1=CC=C2C=C(S([O-])(=O)=O)C=CC2=C1N=NC1=CC=CC=C1 YOCIQNIEQYCORH-UHFFFAOYSA-M 0.000 description 1
- ZLFVRXUOSPRRKQ-UHFFFAOYSA-N chembl2138372 Chemical compound [O-][N+](=O)C1=CC(C)=CC=C1N=NC1=C(O)C=CC2=CC=CC=C12 ZLFVRXUOSPRRKQ-UHFFFAOYSA-N 0.000 description 1
- JYWJULGYGOLCGW-UHFFFAOYSA-N chloromethyl chloroformate Chemical compound ClCOC(Cl)=O JYWJULGYGOLCGW-UHFFFAOYSA-N 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- YQGOJNYOYNNSMM-UHFFFAOYSA-N eosin Chemical compound [Na+].OC(=O)C1=CC=CC=C1C1=C2C=C(Br)C(=O)C(Br)=C2OC2=C(Br)C(O)=C(Br)C=C21 YQGOJNYOYNNSMM-UHFFFAOYSA-N 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- PLYDMIIYRWUYBP-UHFFFAOYSA-N ethyl 4-[[2-chloro-4-[3-chloro-4-[(3-ethoxycarbonyl-5-oxo-1-phenyl-4h-pyrazol-4-yl)diazenyl]phenyl]phenyl]diazenyl]-5-oxo-1-phenyl-4h-pyrazole-3-carboxylate Chemical compound CCOC(=O)C1=NN(C=2C=CC=CC=2)C(=O)C1N=NC(C(=C1)Cl)=CC=C1C(C=C1Cl)=CC=C1N=NC(C(=N1)C(=O)OCC)C(=O)N1C1=CC=CC=C1 PLYDMIIYRWUYBP-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- FPVGTPBMTFTMRT-NSKUCRDLSA-L fast yellow Chemical compound [Na+].[Na+].C1=C(S([O-])(=O)=O)C(N)=CC=C1\N=N\C1=CC=C(S([O-])(=O)=O)C=C1 FPVGTPBMTFTMRT-NSKUCRDLSA-L 0.000 description 1
- 235000019233 fast yellow AB Nutrition 0.000 description 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 239000001056 green pigment Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- HTENFZMEHKCNMD-UHFFFAOYSA-N helio brilliant orange rk Chemical compound C1=CC=C2C(=O)C(C=C3Br)=C4C5=C2C1=C(Br)C=C5C(=O)C1=CC=CC3=C14 HTENFZMEHKCNMD-UHFFFAOYSA-N 0.000 description 1
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
- PBZROIMXDZTJDF-UHFFFAOYSA-N hepta-1,6-dien-4-one Chemical compound C=CCC(=O)CC=C PBZROIMXDZTJDF-UHFFFAOYSA-N 0.000 description 1
- 229920006270 hydrocarbon resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 235000019239 indanthrene blue RS Nutrition 0.000 description 1
- UHOKSCJSTAHBSO-UHFFFAOYSA-N indanthrone blue Chemical compound C1=CC=C2C(=O)C3=CC=C4NC5=C6C(=O)C7=CC=CC=C7C(=O)C6=CC=C5NC4=C3C(=O)C2=C1 UHOKSCJSTAHBSO-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 235000010187 litholrubine BK Nutrition 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229940107698 malachite green Drugs 0.000 description 1
- FDZZZRQASAIRJF-UHFFFAOYSA-M malachite green Chemical compound [Cl-].C1=CC(N(C)C)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](C)C)C=C1 FDZZZRQASAIRJF-UHFFFAOYSA-M 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001510 metal chloride Inorganic materials 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- CXKWCBBOMKCUKX-UHFFFAOYSA-M methylene blue Chemical compound [Cl-].C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 CXKWCBBOMKCUKX-UHFFFAOYSA-M 0.000 description 1
- 229960000907 methylthioninium chloride Drugs 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 239000001053 orange pigment Substances 0.000 description 1
- 235000014366 other mixer Nutrition 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 235000019809 paraffin wax Nutrition 0.000 description 1
- 235000019271 petrolatum Nutrition 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 1
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 description 1
- 239000001057 purple pigment Substances 0.000 description 1
- IZMJMCDDWKSTTK-UHFFFAOYSA-N quinoline yellow Chemical compound C1=CC=CC2=NC(C3C(C4=CC=CC=C4C3=O)=O)=CC=C21 IZMJMCDDWKSTTK-UHFFFAOYSA-N 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- UJMBCXLDXJUMFB-UHFFFAOYSA-K trisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4h-pyrazole-3-carboxylate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)C1=NN(C=2C=CC(=CC=2)S([O-])(=O)=O)C(=O)C1N=NC1=CC=C(S([O-])(=O)=O)C=C1 UJMBCXLDXJUMFB-UHFFFAOYSA-K 0.000 description 1
- FUSUHKVFWTUUBE-UHFFFAOYSA-N vinyl methyl ketone Natural products CC(=O)C=C FUSUHKVFWTUUBE-UHFFFAOYSA-N 0.000 description 1
- 239000012463 white pigment Substances 0.000 description 1
- 239000001052 yellow pigment Substances 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Developing Agents For Electrophotography (AREA)
Abstract
Description
【発明の詳細な説明】
[産業上の利用分野]
本発明は電子写真、静電記録等における静電荷像を現像
するための新規なトナーに関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a new toner for developing electrostatic images in electrophotography, electrostatic recording, etc.
[従来の技術]
現像剤用トナーは摩擦帯電性を制御するため染料、顔料
等の荷電制御性物質を添加する事か行われている。この
荷電制御性物質はトナーに正荷電を付与するものと、負
荷電を測りするものとがあるが、負電荷を付与するもの
としては、特公昭41−20158号、特公昭44−6
397号、特開昭57−141452号等に示されてい
る如き金属錯塩染料や、特開昭53−1.27728号
、特開昭59−79256号等に示されているオキシカ
ルボン酸の金属錯体等がある。[Prior Art] Charge control substances such as dyes and pigments are added to developer toners in order to control triboelectric charging properties. There are two types of charge control substances: those that impart a positive charge to the toner and those that measure a negative charge.
Metal complex dyes such as those shown in JP-A No. 397 and JP-A-57-141452, and metal oxycarboxylic acids shown in JP-A-53-1.27728 and JP-A-59-79256, etc. There are complexes, etc.
これらの化合物はトナーの荷電制御剤としての性能は十
分であるが、高画質化、高耐久化、環境変動による安定
性の点において満足できるものではなかった。Although these compounds have sufficient performance as charge control agents for toners, they are not satisfactory in terms of high image quality, high durability, and stability against environmental changes.
そして、近年複写分野ではこれら複写画像の高画質化、
高信頼性化、カラー化等の要請がある。In recent years, in the field of copying, the quality of these copied images has increased,
There are demands for higher reliability, colorization, etc.
これらの要請を満たすために帯電制御剤は重要な役割を
持っている。Charge control agents play an important role in meeting these demands.
前記した金属錯塩染料は帯電制御剤としての性能や環境
安定性については十分であるが、金属錯塩染料自身が着
色しているためカラートナー用としては使用できない。Although the metal complex dyes described above have sufficient performance as charge control agents and environmental stability, they cannot be used for color toners because the metal complex dyes themselves are colored.
又、前記したオキシカルボン酸の金属錯体は、白色であ
りカラートナーに用いる事も可能であるが、この帯電制
御剤は湿度の影響を受は易く安定性が悪いと云う欠点が
あった。Further, the metal complex of oxycarboxylic acid described above is white and can be used in color toners, but this charge control agent has the disadvantage that it is easily affected by humidity and has poor stability.
[発明が解決しようとする課題]
本発明は上記の欠点を改良した新規な帯電制御剤を含む
電子写真用ト・ナーを提供するものである。[Problems to be Solved by the Invention] The present invention provides an electrophotographic toner containing a novel charge control agent that improves the above-mentioned drawbacks.
即ち本発明の目的は均一な帯電性を示し、環境安定性が
良く更にカラートナーに適した帯電制御剤を含む電子写
真用l・ナーを提供する事にある。That is, an object of the present invention is to provide a l-toner for electrophotography that exhibits uniform chargeability, has good environmental stability, and further contains a charge control agent suitable for color toners.
[課題を解決するための手段]
本発明者らは、前記した課題を解決するため鋭意検討し
た詩集、帯電制御剤として特定の安息香酸誘導体を用い
ることか有効であることを知見し、本発明に至った。[Means for Solving the Problems] In order to solve the above-mentioned problems, the present inventors have made extensive studies on poetry collections, found that it is effective to use a specific benzoic acid derivative as a charge control agent, and have developed the present invention. reached.
すなわち、本発明は、下記一般式(I)て表わされる安
息香酸誘導体の金属塩を少くとも1種含有することを特
徴とする電子写真用トナーである。That is, the present invention is an electrophotographic toner characterized by containing at least one metal salt of a benzoic acid derivative represented by the following general formula (I).
C00I/□M
[ただし、上記一般式(1)のうちで
XはF、Cj)、Br、I、NO2基を表わし、Mは2
〜4価の金属を表わし、
nは1〜3の正の整数を表わし、
mは2〜4の正の整数を表わす]
本発明に用いる一般式(I)で示される安息香酸誘導体
の金属塩は、ハロゲン基やニトロ基を有する安息香酸を
2価又は3価の金属の塩化物、酸化物、硫酸塩、酢酸塩
、水酸化物等と反応し容易に得る事ができる。C00I/□M [However, in the above general formula (1), X represents F, Cj), Br, I, NO2 group, and M is 2
-represents a tetravalent metal, n represents a positive integer of 1 to 3, m represents a positive integer of 2 to 4] Metal salt of benzoic acid derivative represented by general formula (I) used in the present invention can be easily obtained by reacting benzoic acid having a halogen group or a nitro group with a divalent or trivalent metal chloride, oxide, sulfate, acetate, hydroxide, etc.
この様にして得られた一般式(I)の化合物としては例
えば次のものが挙げられる。Examples of the compounds of general formula (I) thus obtained include the following.
■ COOl/3Mn
(TO) COOl/2 Fe
D
■ COO1/2CO
■ COOl/3 A、C’
O2
Br
O3
Br
本発明に得るには上記した様な一般式(I)の化合物を
結着剤樹脂および着色剤を主成分とするトナー中に配合
するかもしくは樹脂を主成分とする粉体表面に配合する
事により得られる。■ COOl/3Mn (TO) COOl/2 Fe D ■ COO1/2CO ■ COOl/3 A, C' O2 Br O3 Br To obtain the present invention, the compound of general formula (I) as described above is used as a binder resin. It can be obtained by blending it into a toner whose main component is a colorant, or by blending it onto the surface of a powder whose main component is a resin.
ここで使用される樹脂としては従来公知のものを広く使
用する事ができる。例えば、スチレン、パラクロルスチ
レン、ビニルトルエン、塩化ビニル、臭化ビニル、弗化
ビニル、酢酸ビニル、プロピオン酸ビニル、(メタ)ア
クリル酸メチル、(メタ)アクリル酸エチル、(メタ)
アクリル酸プロピル、(メタ)アクリル酸n −ブチル
、(メタ)アクリル酸イソブチル、(メタ)アクリル酸
ドデシル、(メタ)アクリル酸2−エチルヘキシル、(
メタ)アクリル酸ラウリル、(メタ)アクリル酸2−ヒ
ドロキシエチル、(メタ)アクリル酸ヒドロキシプロピ
ル、(メタ)アクリル酸2−クロロエチル、(メタ)ア
クリロニトリル、(メタ)アクリルアミド、(メタ)ア
クリル酸、ビニルメチルエーテル、ビニルエチルエーテ
ル、ビニルイソブチルエーテル、ビニルメチルケトン、
N−ビニルピロリドン、N−ビニルピリジン、エチレン
、プロピレン、ブタジェン等の単量体の重合体、又はこ
れら単量体の2種以上からなる共重合体、或いはそれら
の混合物が挙げられる。As the resin used here, a wide variety of conventionally known resins can be used. For example, styrene, parachlorostyrene, vinyltoluene, vinyl chloride, vinyl bromide, vinyl fluoride, vinyl acetate, vinyl propionate, methyl (meth)acrylate, ethyl (meth)acrylate, (meth)acrylate.
Propyl acrylate, n-butyl (meth)acrylate, isobutyl (meth)acrylate, dodecyl (meth)acrylate, 2-ethylhexyl (meth)acrylate, (
Lauryl meth)acrylate, 2-hydroxyethyl (meth)acrylate, hydroxypropyl (meth)acrylate, 2-chloroethyl (meth)acrylate, (meth)acrylonitrile, (meth)acrylamide, (meth)acrylic acid, vinyl Methyl ether, vinyl ethyl ether, vinyl isobutyl ether, vinyl methyl ketone,
Examples include polymers of monomers such as N-vinylpyrrolidone, N-vinylpyridine, ethylene, propylene, butadiene, copolymers of two or more of these monomers, and mixtures thereof.
その他ポリエステル、ポリウレタン、ポリアミド、エポ
キシ樹脂、ロジン、受戒ロジン、テルペン樹脂、フェノ
ール樹脂、脂肪族又は脂環族系炭化水素樹脂、芳香族系
石油樹脂、塩素化パラフィン、パラフィンワックスなど
が単独あるいは混合して使用できる。Other polyesters, polyurethanes, polyamides, epoxy resins, rosins, rosins, terpene resins, phenolic resins, aliphatic or alicyclic hydrocarbon resins, aromatic petroleum resins, chlorinated paraffins, paraffin waxes, etc. may be used singly or in combination. It can be used as
着色剤としては、
黒色顔料:
カーボンブラック(オイルファーネスブラック、チャン
ネルブラック、ランプブラック、アセチレンブラック、
活性炭、木炭等);アニリンブラックのようなアジン系
顔料;金属錯塩アゾ色素。Colorants include black pigments: carbon black (oil furnace black, channel black, lamp black, acetylene black,
activated carbon, charcoal, etc.); azine pigments such as aniline black; metal complex salt azo dyes.
黄色顔料:
黄鉛、亜鉛、カドミウムイエロー、黄色酸化材、ミネラ
ルファストイエロー、ニッケルチタンイエロー、キーブ
ルスイエロー、ナフトールイエローS1ハンザイエロー
G、ハンサイエローIOC,ベンジジンイエローG1ベ
ンジジンイエローGR,キノリンイエローレーキ、パー
マネントイエローNCG、タートラジンレーキ。Yellow pigments: yellow lead, zinc, cadmium yellow, yellow oxide, mineral fast yellow, nickel titanium yellow, Keebles yellow, naphthol yellow S1 Hansa yellow G, Hansa yellow IOC, benzidine yellow G1 benzidine yellow GR, quinoline yellow lake, permanent Yellow NCG, tartrazine lake.
橙色顔料:
赤色黄鉛、モリブデンオレンジ、パーマネントオレンジ
GTR,ピラゾロンオレンジ、パルカンオレンジ、イン
ダストレンブリリアントオレンジRK、ベンジジンオレ
ンジG1インダンスレンブリリアントオレンジGK0
赤色顔料:
ベンガラ、カドミウムレッド、鉛、硫化水銀カドミウム
、パーマネントレッド4R,リソールレッド、ピラゾロ
ンレッド、ウオッチングレッドカルシウム塩、レーキレ
ッドD1ブリリアントカーミン6B、エオシンレーキ、
ローダミンレーキB1アリザリンレーキ、ブリリアント
カーミン3B0
紫色顔料;
マンガン紫、ファストバイオレットB1メチルバイオレ
ットレーキ。Orange pigment: Red yellow lead, Molybdenum Orange, Permanent Orange GTR, Pyrazolone Orange, Palkan Orange, Industrene Brilliant Orange RK, Benzidine Orange G1 Indanthrene Brilliant Orange GK0 Red Pigment: Red yellow lead, Cadmium Red, Lead, Mercury Cadmium Sulfide, Permanent Red 4R, Lysol Red, Pyrazolone Red, Watching Red Calcium Salt, Lake Red D1 Brilliant Carmine 6B, Eosin Lake,
Rhodamine Lake B1 Alizarin Lake, Brilliant Carmine 3B0 Purple pigment; Manganese Purple, Fast Violet B1 Methyl Violet Lake.
青色顔料:
紺青、コバルトブルー、アルカリブルー ビクトリアブ
ルーレーキ、フタロシアニンブルー無金属フタロシアニ
ンブルー、フタロシアニンブル一部分塩素化物、ファー
ストスカイブルーインダンスレンブル−BCo
緑色顔料ニ
クロムグリーン、酸化クロム、ピグメントグリーンB1
マラカイトグリーンレーキ、ファナルイエローグリーン
。Blue pigments: Dark blue, cobalt blue, alkali blue Victoria Blue Lake, Phthalocyanine Blue Metal-free Phthalocyanine Blue, Phthalocyanine Blue Partially Chlorinated Product, Fast Sky Blue Indan Stremburu-BCo Green Pigment Nichrome Green, Chromium Oxide, Pigment Green B1
Malachite Green Lake, Fanal Yellow Green.
白色顔料: 亜鉛、酸化チタン、アンチモン白、硫化亜鉛。White pigment: Zinc, titanium oxide, antimony white, zinc sulfide.
体質顔料:
パライト粉、炭酸バリウム、クレー シリカ、ホワイト
カーボン、タルク、アルミナホワイト(塩基性、酸性分
散の各染料等)。Extender pigments: Palite powder, barium carbonate, clay silica, white carbon, talc, alumina white (basic and acidic dispersion dyes, etc.).
ニグロシン、メチレンブルー ローズベンガ0
ル、キノリンイエロー ウルトラマリンプル等が挙げら
れる。Examples include nigrosine, methylene blue rose benzal, quinoline yellow ultramarine, and the like.
本発明にかかる静電荷現像用トナーを作製するには前記
−数式[1]で表わされる化合物を上記した樹脂及び着
色剤、必要に応じて磁性材料、添加剤等をボールミルそ
の他の混合機により充分混合してから、加熱ロール、ニ
ーダ−エクストルーダー等の熱混練機を用いて溶融混練
して樹脂類を互いに相溶せしめた中に着色剤を分散又は
溶解せしめ、冷却固化後、粉砕及び分級して平均粒径5
〜20μmのトナーを得る事ができる。To prepare the toner for electrostatic charge development according to the present invention, the compound represented by formula [1] is mixed with the above-mentioned resin and colorant, and if necessary, magnetic materials, additives, etc., in a ball mill or other mixer. After mixing, the resins are melt-kneaded using a heat kneader such as a heated roll or a kneader-extruder, and the colorant is dispersed or dissolved in the mixture. After cooling and solidifying, the resin is pulverized and classified. average particle size 5
~20 μm toner can be obtained.
あるいは結着樹脂溶1夜中に林料を分散した後、噴霧乾
燥する事により得る方法、あるいは結着樹脂を構成すべ
き単量体に所定林料を混合して乳化懸濁液とした後に重
合させてトナーを得る重合法トナーの製造法等の他に一
般式[I]の化合物を予め全部又は一部を除いて形成し
たトナーに事後的に一般式[T]の化合物を混合し機械
的衝撃力により表面に被着させる方法。Alternatively, forest materials are dispersed overnight in a binder resin solution and then spray-dried, or a specified forest material is mixed with the monomers that constitute the binder resin to form an emulsified suspension and then polymerized. In addition to the method for producing toner by polymerization to obtain a toner, a compound of general formula [T] is subsequently mixed into a toner previously formed by removing all or a part of the compound of general formula [I], and mechanical A method of adhering to a surface using impact force.
1
一般式[I]の化合物を溶解し、l・ナーを溶解しない
溶媒によりトナー表面に一般式[I]の化合物を染着す
る方法等によって本発明のトナーは得られる。1. The toner of the present invention can be obtained by a method of dissolving the compound of the general formula [I] and dyeing the compound of the general formula [I] onto the surface of the toner using a solvent that does not dissolve l.toner.
これらの方法により作製されたトナーは従来公知の手段
で電子写真静電記録等における静電荷像を顕像化するた
めの現像用には全て使用できる。Toners prepared by these methods can be used for development to visualize electrostatic charge images in electrophotographic electrostatic recording and the like by conventionally known means.
[実施例]
以下、実施例によって、本発明を具体的に説明する。な
お、実施例に記載の各成分の量(部)は重量部である。[Example] Hereinafter, the present invention will be specifically explained with reference to Examples. Note that the amounts (parts) of each component described in the Examples are parts by weight.
実施例1
スチレンとnブチルメタクリ
レートの共重合体 100部カーボンブ
ラック 10部前記例−■の化合物
2部マグネタイト 1
00部よりなる混合物を熱ロールにより加熱混練し、冷
却、粉砕、分級して体積平均粒径11μm、電2
気抵抗3X1012Ω・cmの磁性トナーを得た。この
トナーの帯電量は↓8.5μc/gであった。Example 1 Copolymer of styrene and n-butyl methacrylate 100 parts Carbon black 10 parts Compound of Example - ■
Part 2 magnetite 1
A mixture consisting of 0.00 parts was heated and kneaded using hot rolls, cooled, pulverized, and classified to obtain a magnetic toner having a volume average particle diameter of 11 μm and an electrical resistance of 3×10 12 Ω·cm. The charge amount of this toner was ↓8.5 μc/g.
次にセレン感光体に通常の電子写真法で形成した静電潜
像を現像装置により現像し、これを普通紙にコロナ放電
を与えながら転写し熱定着したところ白ヌケのない鮮明
な複写画像が得られた。Next, the electrostatic latent image formed on the selenium photoreceptor using normal electrophotography was developed using a developing device, transferred to plain paper while applying a corona discharge, and thermally fixed, resulting in a clear copy image with no white spots. Obtained.
更に50,000枚の繰り返し複写テストを行った結果
、テスト中も安定して良好な画像が得られ、濃度も 1
.3〜1.4を維持し、かぶりも認められず、ライン画
像や写真画像も良好に維持した。Furthermore, as a result of repeated copying tests of 50,000 sheets, stable and good images were obtained even during the test, and the density was 1.
.. 3 to 1.4, no fogging was observed, and line images and photographic images were also maintained well.
又更に15°C110%RHの低温低湿下、30°C1
85%RHの高温高湿下でも同様な結果が得られた。Furthermore, at 15°C, 110% RH, low temperature and low humidity, 30°C1
Similar results were obtained under high temperature and high humidity conditions of 85% RH.
実施例2
ポリエステル樹脂 100部銅フタロシ
アニン 10部前記例−■の化合物
2部よりなる混合物を熱ロールにより加熱
混練し、体積平均粒径1】μmの非磁性トナーを得た。Example 2 Polyester resin 100 parts Copper phthalocyanine 10 parts Compound of Example - ■
A mixture consisting of two parts was heated and kneaded using a heated roll to obtain a non-magnetic toner having a volume average particle size of 1 μm.
このトナーを鉄粉キャリア 100部に対して33 部を混合し現像剤とした。Add this toner to 33 parts per 100 parts of iron powder carrier. These parts were mixed to prepare a developer.
この現像剤を磁気ブラシ現像装置に入れ、セレン感光体
上に通常の電子写真法で形成された静電潜像を現像しシ
アン画像を得た。このプロセスを5万枚連続テストで繰
り返し行った後も高解像の鮮明な複写画像を維持した。This developer was placed in a magnetic brush developing device, and an electrostatic latent image formed on a selenium photoreceptor by a conventional electrophotographic method was developed to obtain a cyan image. Even after repeating this process over 50,000 copies, high-resolution, clear copied images were maintained.
更に15℃、lO%RH,80°C85%RHで同様な
テストを行ったところ、同様の結果が得られ温室度に影
響されないトナーであった。Further, similar tests were conducted at 15° C., 10% RH, and 80° C., 85% RH, and similar results were obtained, indicating that the toner was not affected by room temperature.
実施例3
スチレン−〇・ブチルメタクリ
レート共重合体(共重合比7:3)100部ローダミン
レーキB 10部よりなる混合物を熱ロ
ールにより加熱混練し、体積平均粒径10μmの粒子を
得た。この粉体粒子に前記例■の化合物2部を加え、均
一になるように混合した。Example 3 A mixture consisting of 100 parts of styrene-〇/butyl methacrylate copolymer (copolymerization ratio 7:3) and 10 parts of Rhodamine Lake B was heated and kneaded using hot rolls to obtain particles with a volume average particle diameter of 10 μm. Two parts of the compound of Example (2) above were added to the powder particles and mixed uniformly.
この混合物をハイブリダイザ−(奈良機械製作新製)に
投入し、8.00Orpmで5分間処理し、着色剤と樹
脂の混合粒子表面に前記例■の化合4
物を打ち込み保持させ、非磁性トナーを得た。This mixture was put into a hybridizer (manufactured by Nara Machinery Co., Ltd.) and treated at 8.00 rpm for 5 minutes. Compound 4 of Example 2 was injected and retained on the surface of the colorant and resin mixed particles, and the non-magnetic toner was Obtained.
このトナーを鉄粉キャリア100部に対し3部を混合し
、現像剤とした。3 parts of this toner was mixed with 100 parts of iron powder carrier to prepare a developer.
この現像剤を用いて実施例2と同様な装置を用いて複写
を行ったところ高解像の鮮明なマゼンタ画像が得られた
。When copying was performed using this developer using the same apparatus as in Example 2, a clear magenta image with high resolution was obtained.
又更に15°C110%RHの低温低湿下、30°C1
85%RHの高温高湿下でも同様な結果が得られた。Furthermore, at 15°C, 110% RH, low temperature and low humidity, 30°C1
Similar results were obtained under high temperature and high humidity conditions of 85% RH.
実施例4
アルコール溶媒中でポリビニルピロリドンを分散安定剤
としてスチレンと2−エチルへキシルメタクリレート(
重量比7:3)を共重合し体積平均粒径7μmで粒度分
布幅の狭い球状重合体を得た。この重合体10部をメタ
ノール70部に分散しオイルイエローPR(オリエント
化学社製)1部を加え50℃に加温して撹拌し、そのま
ま3時間撹拌を続けて球状重合体に染料を染着し、ろ過
、乾燥し黒色の粒子を得た。この粉体粒子に前記例Oの
化合物2部を加え、均一に 5
なるように混合した。Example 4 Styrene and 2-ethylhexyl methacrylate (2-ethylhexyl methacrylate (
(weight ratio 7:3) was copolymerized to obtain a spherical polymer with a volume average particle diameter of 7 μm and a narrow particle size distribution width. Disperse 10 parts of this polymer in 70 parts of methanol, add 1 part of Oil Yellow PR (manufactured by Orient Chemical Co., Ltd.), heat to 50°C, stir, and continue stirring for 3 hours to dye the spherical polymer with dye. The mixture was filtered and dried to obtain black particles. Two parts of the compound of Example O was added to the powder particles and mixed to a uniform consistency.
この混合物をハイブリダイザ−(奈良機械製作新製)に
投入し、8.00Orpmで5分間処理し、球状の染着
粒子表面に例−〇の化合物を打ち込み保持させ、非磁性
トナーを得た。This mixture was put into a hybridizer (manufactured by Nara Kikai Seizo Shin) and treated at 8.00 rpm for 5 minutes, and the compound of Example 0 was implanted and retained on the surface of the spherical dyed particles to obtain a nonmagnetic toner.
次にこのトナーをキャリアに対し4%のトナー濃度で混
合し、レーザービームプリンターを用いてプリントアウ
トをしたところ高解像度の黄色画像が得られた。Next, this toner was mixed with the carrier at a toner concentration of 4%, and when printed out using a laser beam printer, a high resolution yellow image was obtained.
更にt5℃、10%RH,30℃、85%RHの各環境
下での同様なテストでも通常環境下と同様の優れた画像
が得られた。Further, in similar tests under each environment of t5° C., 10% RH, 30° C., and 85% RH, excellent images similar to those under the normal environment were obtained.
[発明の効果]
以上説明したように、本発明のトナーは、■ 温湿度等
の環境の影響を受けにくく、■ 帯電量が十分であり、
長期間連続使用しても安定であり、更に
■ 白色〜淡色であるためカラートナーへ使用しても色
への悪影響を与えることがない。[Effects of the Invention] As explained above, the toner of the present invention: ■ is not easily affected by the environment such as temperature and humidity; ■ has a sufficient amount of charge;
It is stable even when used continuously for a long period of time, and also has a white to light color, so it does not have an adverse effect on color even when used in color toners.
66
Claims (1)
る安息香酸誘導体の金属塩を少くとも1種含有すること
を特徴とする電子写真用トナー。 ▲数式、化学式、表等があります▼( I ) [ただし、上記一般式( I )のうちでXはF、Cl、
Br、I、NO_2基を表わし、Mは2〜4価の金属を
表わし、nは1〜3の正の整数を表わし、mは2〜4の
正の整数を表わす](1) An electrophotographic toner comprising at least one metal salt of a benzoic acid derivative represented by the following general formula (I) as a charge control agent. ▲There are mathematical formulas, chemical formulas, tables, etc.▼ (I) [However, in the above general formula (I), X is F, Cl,
Br, I, NO_2 groups, M represents a di- to tetravalent metal, n represents a positive integer of 1-3, m represents a positive integer of 2-4]
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2087572A JPH03287276A (en) | 1990-04-03 | 1990-04-03 | Electrophotographic toner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2087572A JPH03287276A (en) | 1990-04-03 | 1990-04-03 | Electrophotographic toner |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03287276A true JPH03287276A (en) | 1991-12-17 |
Family
ID=13918715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2087572A Pending JPH03287276A (en) | 1990-04-03 | 1990-04-03 | Electrophotographic toner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03287276A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7666566B2 (en) | 2004-01-06 | 2010-02-23 | Ricoh Company, Ltd. | Electrophotographic toner and method of preparing the toner |
-
1990
- 1990-04-03 JP JP2087572A patent/JPH03287276A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7666566B2 (en) | 2004-01-06 | 2010-02-23 | Ricoh Company, Ltd. | Electrophotographic toner and method of preparing the toner |
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