JPS5823858A - 顔料形態のキナクリドン顔料の製造方法 - Google Patents
顔料形態のキナクリドン顔料の製造方法Info
- Publication number
- JPS5823858A JPS5823858A JP11631282A JP11631282A JPS5823858A JP S5823858 A JPS5823858 A JP S5823858A JP 11631282 A JP11631282 A JP 11631282A JP 11631282 A JP11631282 A JP 11631282A JP S5823858 A JPS5823858 A JP S5823858A
- Authority
- JP
- Japan
- Prior art keywords
- quinacridone
- parts
- product
- pigment
- crude
- 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.)
- Granted
Links
- 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 title claims description 78
- 239000000049 pigment Substances 0.000 title description 71
- 238000004519 manufacturing process Methods 0.000 title description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 74
- 239000002245 particle Substances 0.000 claims description 51
- 238000000034 method Methods 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000006104 solid solution Substances 0.000 claims description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 11
- TXWSZJSDZKWQAU-UHFFFAOYSA-N 2,9-dimethyl-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione Chemical group N1C2=CC=C(C)C=C2C(=O)C2=C1C=C(C(=O)C=1C(=CC=C(C=1)C)N1)C1=C2 TXWSZJSDZKWQAU-UHFFFAOYSA-N 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- XPZQBGDNVOHQIS-UHFFFAOYSA-N 2,9-dichloro-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione Chemical compound N1C2=CC=C(Cl)C=C2C(=O)C2=C1C=C(C(=O)C=1C(=CC=C(C=1)Cl)N1)C1=C2 XPZQBGDNVOHQIS-UHFFFAOYSA-N 0.000 claims description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 6
- 239000000460 chlorine Substances 0.000 claims description 6
- 229910052801 chlorine Inorganic materials 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- KSLLMGLKCVSKFF-UHFFFAOYSA-N 5,12-dihydroquinolino[2,3-b]acridine-6,7,13,14-tetrone Chemical compound N1C2=CC=CC=C2C(=O)C2=C1C(=O)C(C(=O)C1=CC=CC=C1N1)=C1C2=O KSLLMGLKCVSKFF-UHFFFAOYSA-N 0.000 claims description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052794 bromium Inorganic materials 0.000 claims description 4
- 150000002431 hydrogen Chemical class 0.000 claims description 4
- 125000003545 alkoxy group Chemical group 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- YEIYQKSCDPOVNO-UHFFFAOYSA-N 5,8,9,12-tetrahydroquinolino[2,3-b]acridine-7,14-dione Chemical compound N1C2=CC=CC=C2C(=O)C(C=C2N3)=C1C=C2C(=O)C1=C3C=CCC1 YEIYQKSCDPOVNO-UHFFFAOYSA-N 0.000 claims description 2
- BUGUFPOZAOTHBP-UHFFFAOYSA-N C=12C(=O)C3=CC=CC=C3NC2=CC=CC=1NC1=CC=CC=C1 Chemical compound C=12C(=O)C3=CC=CC=C3NC2=CC=CC=1NC1=CC=CC=C1 BUGUFPOZAOTHBP-UHFFFAOYSA-N 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 238000000498 ball milling Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 81
- 229910000831 Steel Inorganic materials 0.000 description 23
- 239000000843 powder Substances 0.000 description 23
- 239000010959 steel Substances 0.000 description 23
- 239000002002 slurry Substances 0.000 description 22
- 238000003801 milling Methods 0.000 description 20
- 238000000227 grinding Methods 0.000 description 19
- 230000000694 effects Effects 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 239000003973 paint Substances 0.000 description 10
- 239000002253 acid Substances 0.000 description 9
- 229920001187 thermosetting polymer Polymers 0.000 description 9
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000003966 growth inhibitor Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 238000000576 coating method Methods 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 238000009837 dry grinding Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002966 varnish Substances 0.000 description 5
- SJIQTGOBEGYKSI-UHFFFAOYSA-N 2-[(1,3-dioxoisoindol-2-yl)methyl]-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione Chemical compound O=C1C2=CC=CC=C2C(=O)N1CC1=CC=C(NC=2C(=CC3=C(C(C4=CC=CC=C4N3)=O)C=2)C2=O)C2=C1 SJIQTGOBEGYKSI-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000004040 coloring Methods 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001256 steam distillation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 1
- AZUYLZMQTIKGSC-UHFFFAOYSA-N 1-[6-[4-(5-chloro-6-methyl-1H-indazol-4-yl)-5-methyl-3-(1-methylindazol-5-yl)pyrazol-1-yl]-2-azaspiro[3.3]heptan-2-yl]prop-2-en-1-one Chemical compound ClC=1C(=C2C=NNC2=CC=1C)C=1C(=NN(C=1C)C1CC2(CN(C2)C(C=C)=O)C1)C=1C=C2C=NN(C2=CC=1)C AZUYLZMQTIKGSC-UHFFFAOYSA-N 0.000 description 1
- BFEJTCHFLJECJN-UHFFFAOYSA-N 4,11-Dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione Chemical compound N1C2=C(Cl)C=CC=C2C(=O)C2=C1C=C(C(C=1C=CC=C(C=1N1)Cl)=O)C1=C2 BFEJTCHFLJECJN-UHFFFAOYSA-N 0.000 description 1
- RXXVCHIRRGNGCO-UHFFFAOYSA-N 5-methyl-12h-quinolino[2,3-b]acridine-7,14-dione Chemical compound N1C2=CC=CC=C2C(=O)C2=C1C=C1C(=O)C3=CC=CC=C3N(C)C1=C2 RXXVCHIRRGNGCO-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 241000283986 Lepus Species 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- -1 aluminum quinacridone sulfonates Chemical class 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 210000003323 beak Anatomy 0.000 description 1
- 125000000043 benzamido group Chemical group [H]N([*])C(=O)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910000008 nickel(II) carbonate Inorganic materials 0.000 description 1
- ZULUUIKRFGGGTL-UHFFFAOYSA-L nickel(ii) carbonate Chemical compound [Ni+2].[O-]C([O-])=O ZULUUIKRFGGGTL-UHFFFAOYSA-L 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28119481A | 1981-07-07 | 1981-07-07 | |
US368321 | 1982-04-16 | ||
US281194 | 2005-11-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5823858A true JPS5823858A (ja) | 1983-02-12 |
JPH0358389B2 JPH0358389B2 (enrdf_load_stackoverflow) | 1991-09-05 |
Family
ID=23076338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11631282A Granted JPS5823858A (ja) | 1981-07-07 | 1982-07-06 | 顔料形態のキナクリドン顔料の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5823858A (enrdf_load_stackoverflow) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02180884A (ja) * | 1988-12-29 | 1990-07-13 | Toyo Ink Mfg Co Ltd | 新規な化合物,およびそれを用いた顔料並びに電子写真感光体 |
JPH09165528A (ja) * | 1995-10-12 | 1997-06-24 | Dainippon Ink & Chem Inc | インダンスロンブルー顔料又はカルバゾールジオキサジンバイオレット顔料の製造方法 |
WO2019187058A1 (ja) * | 2018-03-30 | 2019-10-03 | 大日精化工業株式会社 | キナクリドン固溶体顔料の製造方法、顔料分散液及びインクジェット用インキ |
US11535755B2 (en) | 2016-10-28 | 2022-12-27 | Dainichiseika Color & Chemicals Mfg. Co.. Ltd. | Method for producing quinacridone solid solution pigment, pigment dispersion, and inkjet ink |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2857400A (en) * | 1955-09-19 | 1958-10-21 | Du Pont | Pigment production |
GB900757A (en) * | 1959-07-13 | 1962-07-11 | Ciba Ltd | Process for the manufacture of quinacridone pigments in a finely divided form |
US3264300A (en) * | 1963-04-30 | 1966-08-02 | American Cyanamid Co | 2, 9-dimethylquinacridone in a "yellow" crystalline form |
US3598625A (en) * | 1967-11-14 | 1971-08-10 | Cities Service Co | Production of pigmentary grade colorants |
-
1982
- 1982-07-06 JP JP11631282A patent/JPS5823858A/ja active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2857400A (en) * | 1955-09-19 | 1958-10-21 | Du Pont | Pigment production |
GB900757A (en) * | 1959-07-13 | 1962-07-11 | Ciba Ltd | Process for the manufacture of quinacridone pigments in a finely divided form |
US3264300A (en) * | 1963-04-30 | 1966-08-02 | American Cyanamid Co | 2, 9-dimethylquinacridone in a "yellow" crystalline form |
US3598625A (en) * | 1967-11-14 | 1971-08-10 | Cities Service Co | Production of pigmentary grade colorants |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02180884A (ja) * | 1988-12-29 | 1990-07-13 | Toyo Ink Mfg Co Ltd | 新規な化合物,およびそれを用いた顔料並びに電子写真感光体 |
JPH09165528A (ja) * | 1995-10-12 | 1997-06-24 | Dainippon Ink & Chem Inc | インダンスロンブルー顔料又はカルバゾールジオキサジンバイオレット顔料の製造方法 |
US11535755B2 (en) | 2016-10-28 | 2022-12-27 | Dainichiseika Color & Chemicals Mfg. Co.. Ltd. | Method for producing quinacridone solid solution pigment, pigment dispersion, and inkjet ink |
US11773267B2 (en) | 2016-10-28 | 2023-10-03 | Dainichiseika Color & Chemicals Mfg. Co., Ltd. | Method for producing quinacridone solid solution pigment, pigment dispersion, and inkjet ink |
WO2019187058A1 (ja) * | 2018-03-30 | 2019-10-03 | 大日精化工業株式会社 | キナクリドン固溶体顔料の製造方法、顔料分散液及びインクジェット用インキ |
JPWO2019187058A1 (ja) * | 2018-03-30 | 2021-03-18 | 大日精化工業株式会社 | キナクリドン固溶体顔料の製造方法、顔料分散液及びインクジェット用インキ |
US11926741B2 (en) | 2018-03-30 | 2024-03-12 | Dainichiseika Color & Chemicals Mfg. Co., Ltd. | Method for producing quinacridone solid-solution pigment, pigment dispersion, and ink-jet ink |
Also Published As
Publication number | Publication date |
---|---|
JPH0358389B2 (enrdf_load_stackoverflow) | 1991-09-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4455173A (en) | Preparation of pigmentary form of quinacridone pigments | |
US4541872A (en) | Preparation of pigmentary grade pigment from crude pigment | |
JP2530895B2 (ja) | 変性β−キナクリドン顔料 | |
JPH0459349B2 (enrdf_load_stackoverflow) | ||
US2556728A (en) | Process of producing tinctorially stable phthalocyanine coloring matters | |
JPH02294365A (ja) | ペースト状の高粘度印刷インキに適した銅フタロシアニンの製造方法、およびペースト状印刷インキの製造方法 | |
JPS60110760A (ja) | 無置換の線状トランスキナクリドンの高隠ぺい性ガンマ変態 | |
KR970000737B1 (ko) | 불투명한 이치환 퀴나크리돈 화합물의 제조방법 | |
JPS5823858A (ja) | 顔料形態のキナクリドン顔料の製造方法 | |
JP2010539309A (ja) | 小さい一次粒径および狭い粒度分布のイプシロン銅フタロシアニンの製造 | |
CA2203619C (en) | Crystal growth modifiers for perylene pigments | |
US6860934B2 (en) | Process for the production of β type copper phthalocyanine pigment | |
US5383966A (en) | Process for the preparation of dispersible quinacridones | |
US2645643A (en) | Process for producing phthalocyanine coloring matters | |
US2452606A (en) | Phthalocyanine pigments and process for producing same | |
US5919299A (en) | Process for producing transparent pigmentary quinacridones by acid swelling of premilled subpigmentary quinacridones in the presence of an organic liquid | |
US3148191A (en) | Process for preparing quinacridone pigments | |
CA1215346A (en) | Borox dispersion milling of quinacridones | |
EP0081840B1 (en) | Copper phthalocyanine pigment process | |
US3793327A (en) | Alpha-2,9-difluoroquinacridone | |
EP0775703B1 (en) | Process for producing transparent pigmentary quinacridones by acid swelling of premilled sub-pigmentary quinacridones in the presence of an organic liquid | |
JP800H (ja) | 粗製顔料から顔料グレードの顔料を製造する方法 | |
US3615805A (en) | Beta-phase phthalocyanine pigment | |
US3707469A (en) | 2,9-bis-trifluoromethylquinacridone and intermediate therefor | |
KR100497113B1 (ko) | 안정형 구리 프탈로시아닌 안료의 제조방법 |