CA1075444A - Process for the complete isolation and rapid drying of solids from suspensions - Google Patents
Process for the complete isolation and rapid drying of solids from suspensionsInfo
- Publication number
- CA1075444A CA1075444A CA226,563A CA226563A CA1075444A CA 1075444 A CA1075444 A CA 1075444A CA 226563 A CA226563 A CA 226563A CA 1075444 A CA1075444 A CA 1075444A
- Authority
- CA
- Canada
- Prior art keywords
- liquid
- suspension
- solid
- multiphase system
- solids
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000007787 solid Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000000725 suspension Substances 0.000 title claims abstract description 36
- 238000001035 drying Methods 0.000 title claims abstract description 21
- 238000002955 isolation Methods 0.000 title abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 62
- 239000000126 substance Substances 0.000 claims description 26
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 9
- -1 optical brighteners Substances 0.000 claims description 7
- 239000003599 detergent Substances 0.000 claims description 6
- 238000005054 agglomeration Methods 0.000 claims description 5
- 230000002776 aggregation Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 239000004753 textile Substances 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- 230000003377 anti-microbal effect Effects 0.000 claims description 3
- 239000000022 bacteriostatic agent Substances 0.000 claims description 3
- 230000003385 bacteriostatic effect Effects 0.000 claims description 3
- 239000010985 leather Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000010908 decantation Methods 0.000 claims description 2
- 238000005188 flotation Methods 0.000 claims description 2
- 239000000123 paper Substances 0.000 claims description 2
- 239000003814 drug Substances 0.000 claims 1
- 239000012860 organic pigment Substances 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 18
- 239000000975 dye Substances 0.000 description 21
- 239000000049 pigment Substances 0.000 description 13
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 10
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000008096 xylene Substances 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 5
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000001052 yellow pigment Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000007900 aqueous suspension Substances 0.000 description 3
- 239000012065 filter cake Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 2
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- DZBUGLKDJFMEHC-UHFFFAOYSA-N acridine Chemical compound C1=CC=CC2=CC3=CC=CC=C3N=C21 DZBUGLKDJFMEHC-UHFFFAOYSA-N 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 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 description 2
- 150000004056 anthraquinones Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 125000001434 methanylylidene group Chemical group [H]C#[*] 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical compound C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 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
- NMRPBPVERJPACX-UHFFFAOYSA-N (3S)-octan-3-ol Natural products CCCCCC(O)CC NMRPBPVERJPACX-UHFFFAOYSA-N 0.000 description 1
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 1
- RPQOZSKWYNULKS-UHFFFAOYSA-N 1,2-dicarbamoylperylene-3,4-dicarboxylic acid Chemical compound C1=C(C(O)=O)C2=C(C(O)=O)C(C(=N)O)=C(C(O)=N)C(C=3C4=C5C=CC=C4C=CC=3)=C2C5=C1 RPQOZSKWYNULKS-UHFFFAOYSA-N 0.000 description 1
- WOFPPJOZXUTRAU-UHFFFAOYSA-N 2-Ethyl-1-hexanol Natural products CCCCC(O)CCC WOFPPJOZXUTRAU-UHFFFAOYSA-N 0.000 description 1
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 1
- YTZPUTADNGREHA-UHFFFAOYSA-N 2h-benzo[e]benzotriazole Chemical compound C1=CC2=CC=CC=C2C2=NNN=C21 YTZPUTADNGREHA-UHFFFAOYSA-N 0.000 description 1
- BCHZICNRHXRCHY-UHFFFAOYSA-N 2h-oxazine Chemical compound N1OC=CC=C1 BCHZICNRHXRCHY-UHFFFAOYSA-N 0.000 description 1
- AGIJRRREJXSQJR-UHFFFAOYSA-N 2h-thiazine Chemical compound N1SC=CC=C1 AGIJRRREJXSQJR-UHFFFAOYSA-N 0.000 description 1
- MMBYJYAFFGKUDC-UHFFFAOYSA-N 3-aminoisoindol-1-one Chemical compound C1=CC=C2C(N)=NC(=O)C2=C1 MMBYJYAFFGKUDC-UHFFFAOYSA-N 0.000 description 1
- QZHXKQKKEBXYRG-UHFFFAOYSA-N 4-n-(4-aminophenyl)benzene-1,4-diamine Chemical compound C1=CC(N)=CC=C1NC1=CC=C(N)C=C1 QZHXKQKKEBXYRG-UHFFFAOYSA-N 0.000 description 1
- REJHVSOVQBJEBF-UHFFFAOYSA-N 5-azaniumyl-2-[2-(4-azaniumyl-2-sulfonatophenyl)ethenyl]benzenesulfonate Chemical class OS(=O)(=O)C1=CC(N)=CC=C1C=CC1=CC=C(N)C=C1S(O)(=O)=O REJHVSOVQBJEBF-UHFFFAOYSA-N 0.000 description 1
- GJCOSYZMQJWQCA-UHFFFAOYSA-N 9H-xanthene Chemical compound C1=CC=C2CC3=CC=CC=C3OC2=C1 GJCOSYZMQJWQCA-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- NJGGUFLCFKYMQR-UHFFFAOYSA-N N-(oxohydrazinylidene)nitramide Chemical group [O-][N+](=O)N=NN=O NJGGUFLCFKYMQR-UHFFFAOYSA-N 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- PJANXHGTPQOBST-VAWYXSNFSA-N Stilbene Natural products C=1C=CC=CC=1/C=C/C1=CC=CC=C1 PJANXHGTPQOBST-VAWYXSNFSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000000895 acaricidal effect Effects 0.000 description 1
- 239000000642 acaricide Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- ZYGHJZDHTFUPRJ-UHFFFAOYSA-N benzo-alpha-pyrone Natural products C1=CC=C2OC(=O)C=CC2=C1 ZYGHJZDHTFUPRJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000006367 bivalent amino carbonyl group Chemical group [H]N([*:1])C([*:2])=O 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 235000021466 carotenoid Nutrition 0.000 description 1
- 150000001747 carotenoids Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 235000001671 coumarin Nutrition 0.000 description 1
- 150000004775 coumarins Chemical class 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009990 desizing Methods 0.000 description 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- PPSZHCXTGRHULJ-UHFFFAOYSA-N dioxazine Chemical compound O1ON=CC=C1 PPSZHCXTGRHULJ-UHFFFAOYSA-N 0.000 description 1
- CZZYITDELCSZES-UHFFFAOYSA-N diphenylmethane Chemical compound C=1C=CC=CC=1CC1=CC=CC=C1 CZZYITDELCSZES-UHFFFAOYSA-N 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002421 finishing Substances 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- RSAZYXZUJROYKR-UHFFFAOYSA-N indophenol Chemical compound C1=CC(O)=CC=C1N=C1C=CC(=O)C=C1 RSAZYXZUJROYKR-UHFFFAOYSA-N 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- QDLAGTHXVHQKRE-UHFFFAOYSA-N lichenxanthone Natural products COC1=CC(O)=C2C(=O)C3=C(C)C=C(OC)C=C3OC2=C1 QDLAGTHXVHQKRE-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009992 mercerising Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000003750 molluscacide Substances 0.000 description 1
- 230000002013 molluscicidal effect Effects 0.000 description 1
- 239000005645 nematicide Substances 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 238000009994 optical bleaching Methods 0.000 description 1
- 150000004893 oxazines Chemical class 0.000 description 1
- DGBWPZSGHAXYGK-UHFFFAOYSA-N perinone Chemical compound C12=NC3=CC=CC=C3N2C(=O)C2=CC=C3C4=C2C1=CC=C4C(=O)N1C2=CC=CC=C2N=C13 DGBWPZSGHAXYGK-UHFFFAOYSA-N 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 229940127557 pharmaceutical product Drugs 0.000 description 1
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 description 1
- 239000001007 phthalocyanine dye Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000307 polymer substrate Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 150000003216 pyrazines Chemical class 0.000 description 1
- 150000003219 pyrazolines Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000003128 rodenticide Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 229960001922 sodium perborate Drugs 0.000 description 1
- YKLJGMBLPUQQOI-UHFFFAOYSA-M sodium;oxidooxy(oxo)borane Chemical compound [Na+].[O-]OB=O YKLJGMBLPUQQOI-UHFFFAOYSA-M 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 235000021286 stilbenes Nutrition 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- JOUDBUYBGJYFFP-FOCLMDBBSA-N thioindigo Chemical compound S\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2S1 JOUDBUYBGJYFFP-FOCLMDBBSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D12/00—Displacing liquid, e.g. from wet solids or from dispersions of liquids or from solids in liquids, by means of another liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0001—Post-treatment of organic pigments or dyes
- C09B67/0014—Influencing the physical properties by treatment with a liquid, e.g. solvents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0092—Dyes in solid form
- C09B67/0095—Process features in the making of granulates
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0096—Purification; Precipitation; Filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Drying Of Solid Materials (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH642574A CH577851A5 (enrdf_load_stackoverflow) | 1974-05-10 | 1974-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1075444A true CA1075444A (en) | 1980-04-15 |
Family
ID=4309424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA226,563A Expired CA1075444A (en) | 1974-05-10 | 1975-05-08 | Process for the complete isolation and rapid drying of solids from suspensions |
Country Status (10)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5650498A (en) * | 1994-02-21 | 1997-07-22 | Otsuka Kagaku Kabushiki Kaisha | Water-soluble azo compound in the form of granules having a spherical shape and process for producing the same |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2837356C2 (de) * | 1978-08-26 | 1986-04-30 | Institut fizičeskoj chimii Akademii Nauk SSSR, Moskau/Moskva | Verfahren zur Reinigung von Detergentzusatzstoffen für Schmieröle von mechanischen Beimengungen |
| NO802471L (no) * | 1980-08-20 | 1982-02-22 | Norsk Hydro As | Fremgangsmaate for oppkonsentrering av lite vannloeselige forbindelser 6ra en vannholdig suspensjon av faste partikler |
| DE3114928A1 (de) * | 1981-04-13 | 1982-10-28 | Basf Ag, 6700 Ludwigshafen | Verfahren zur reinigung von rohen organischen pigmenten |
| DE3440487A1 (de) * | 1984-11-06 | 1986-05-07 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung hochkonzentrierter waessriger presskuchen von azodispersionsfarbstoffen |
| DE3440488A1 (de) * | 1984-11-06 | 1986-05-07 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung hochkonzentrierter waessriger presskuchen von feststoffen |
| DE4224302A1 (de) * | 1992-07-23 | 1994-01-27 | Basf Ag | Verfahren zur Reinigung hydrophober Feststoffe |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL134881C (enrdf_load_stackoverflow) * | 1961-11-13 | 1900-01-01 | ||
| US3804824A (en) * | 1970-01-26 | 1974-04-16 | Baker Perkins Inc | Process for purifying organic azo pigments by centrifugation of an agglomerate of the pigment and an organic liquid from an aqueous slurry |
| NL7402981A (enrdf_load_stackoverflow) * | 1973-03-16 | 1974-09-18 |
-
1974
- 1974-05-10 CH CH642574A patent/CH577851A5/xx not_active IP Right Cessation
-
1975
- 1975-04-23 SE SE7504686A patent/SE7504686L/xx unknown
- 1975-05-06 FR FR7514130A patent/FR2269991B1/fr not_active Expired
- 1975-05-06 NL NL7505326A patent/NL7505326A/xx not_active Application Discontinuation
- 1975-05-07 DE DE19752520528 patent/DE2520528A1/de not_active Withdrawn
- 1975-05-08 CA CA226,563A patent/CA1075444A/en not_active Expired
- 1975-05-09 BR BR3648/75A patent/BR7502864A/pt unknown
- 1975-05-09 BE BE156174A patent/BE828868A/xx not_active IP Right Cessation
- 1975-05-09 GB GB19665/75A patent/GB1513811A/en not_active Expired
- 1975-05-10 JP JP50055936A patent/JPS50154858A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5650498A (en) * | 1994-02-21 | 1997-07-22 | Otsuka Kagaku Kabushiki Kaisha | Water-soluble azo compound in the form of granules having a spherical shape and process for producing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50154858A (enrdf_load_stackoverflow) | 1975-12-13 |
| NL7505326A (nl) | 1975-11-12 |
| GB1513811A (en) | 1978-06-07 |
| CH577851A5 (enrdf_load_stackoverflow) | 1976-07-30 |
| FR2269991B1 (enrdf_load_stackoverflow) | 1979-06-08 |
| BE828868A (fr) | 1975-11-10 |
| SE7504686L (sv) | 1975-11-11 |
| FR2269991A1 (enrdf_load_stackoverflow) | 1975-12-05 |
| BR7502864A (pt) | 1976-03-16 |
| DE2520528A1 (de) | 1975-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4134725A (en) | Process for the production of granules | |
| US4390342A (en) | Process for the preparation of solid composition of water-soluble dyes | |
| IL44352A (en) | Preparation of non-dusty easily wetted and readily soluble granulates | |
| EP0323407A2 (de) | Umhüllte Wirksubstanzen | |
| US4465492A (en) | Process for the preparation of concentrated aqueous formulations of synthetic anionic dispersants and the use thereof | |
| KR20050085199A (ko) | 나노 크기 안료 조성물의 제조방법 및 용도 | |
| CA1075444A (en) | Process for the complete isolation and rapid drying of solids from suspensions | |
| EP0412388A2 (de) | Verfahren zur Herstellung von feinteiligen Polymerisatpulvern | |
| US4117066A (en) | Novel process for the complete isolation and rapid drying of solids from suspensions | |
| US6136907A (en) | Process for producing dispersion of functional compound | |
| US2305379A (en) | Pigment powder and process of preparing the same | |
| CA2419376A1 (en) | Surface active random radical (co)polymer and dispersion method for using the same | |
| US2816114A (en) | Production of improved organic pigments | |
| US3176925A (en) | Process for manufacture of finely divided pigments | |
| US4340531A (en) | Aqueous-media dispersible, highly-concentrated, finely-disperse, low-dispersant or free-of-dispersant preparation of hardly water-soluble to water-insoluble active substances in solid form, process for their preparation and their application | |
| EP0124866B1 (de) | Kaltwasserdispergierbare Farbstoffgranulate | |
| US4208370A (en) | Process for agglomerating a substance from a liquid system | |
| US4202815A (en) | Concentrated powder or granular formulations dispersable in aqueous media | |
| US4494994A (en) | Surface active agent compositions containing polypeptides and lignin sulfonic acid | |
| CH633573A5 (de) | Pulverfoermige oder waessrige, fliessfaehige, dispersionsstabile zubereitungen von in wasser schwer bis unloeslichen farbstoffen. | |
| EP0088727B1 (de) | Verfahren zur Herstellung von Metallkomplexfarbstoff-Präparaten | |
| JPS6051506B2 (ja) | 分散性の濃厚な染料配合物の製法 | |
| US5013455A (en) | Process for enhancing the filterability of organic pigments | |
| DE2256598A1 (de) | Farbstoffpraeparate und verfahren zum faerben von synthetischem organischem material | |
| GB1570999A (en) | Process for agglomerating a substance from a liquid system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |