CA1087958A - Process for the preparation of concentrated suspensions - Google Patents

Process for the preparation of concentrated suspensions

Info

Publication number: CA1087958A
Authority: CA; Canada
Prior art keywords: process according; acid; aqueous phase; melt; organic solid
Prior art date: 1975-11-19
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

Application number

CA266,070A

Other languages

English (en)

French (fr)

Inventor

Hildegard Schnoring

Dietmar Bonisch

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Bayer AG

Original Assignee

Bayer AG

Priority date (The priority date 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 date listed.)

1975-11-19

Filing date

1976-11-18

Publication date

1980-10-21

1976-11-18 Application filed by Bayer AG filed Critical Bayer AG

1980-10-21 Application granted granted Critical

1980-10-21 Publication of CA1087958A publication Critical patent/CA1087958A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims description 54
230000008569 process Effects 0.000 title claims description 49
239000000725 suspension Substances 0.000 title claims description 42
238000002360 preparation method Methods 0.000 title claims description 10
239000002245 particle Substances 0.000 claims abstract description 39
239000007787 solid Substances 0.000 claims abstract description 39
239000008346 aqueous phase Substances 0.000 claims abstract description 35
239000000155 melt Substances 0.000 claims abstract description 35
239000002253 acid Substances 0.000 claims abstract description 30
239000000203 mixture Substances 0.000 claims abstract description 27
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
239000012874 anionic emulsifier Substances 0.000 claims abstract description 12
238000009472 formulation Methods 0.000 claims abstract description 11
238000003756 stirring Methods 0.000 claims abstract description 11
239000007900 aqueous suspension Substances 0.000 claims abstract description 6
238000007711 solidification Methods 0.000 claims abstract description 4
230000008023 solidification Effects 0.000 claims abstract description 4
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 28
239000002585 base Substances 0.000 claims description 19
150000001875 compounds Chemical class 0.000 claims description 17
-1 stearyl taurate Chemical compound 0.000 claims description 13
239000013078 crystal Substances 0.000 claims description 10
239000000126 substance Substances 0.000 claims description 10
WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 8
LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 8
QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 8
239000005642 Oleic acid Substances 0.000 claims description 8
ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 8
239000013543 active substance Substances 0.000 claims description 8
QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 8
ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 8
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical group [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
GPSDUZXPYCFOSQ-UHFFFAOYSA-N m-toluic acid Chemical compound CC1=CC=CC(C(O)=O)=C1 GPSDUZXPYCFOSQ-UHFFFAOYSA-N 0.000 claims description 6
238000002844 melting Methods 0.000 claims description 4
230000008018 melting Effects 0.000 claims description 4
230000004048 modification Effects 0.000 claims description 4
238000012986 modification Methods 0.000 claims description 4
WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims description 3
WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 claims description 3
235000021355 Stearic acid Nutrition 0.000 claims description 3
125000004432 carbon atom Chemical group C* 0.000 claims description 3
229930016911 cinnamic acid Natural products 0.000 claims description 3
235000013985 cinnamic acid Nutrition 0.000 claims description 3
235000014113 dietary fatty acids Nutrition 0.000 claims description 3
239000000975 dye Substances 0.000 claims description 3
239000000194 fatty acid Substances 0.000 claims description 3
229930195729 fatty acid Natural products 0.000 claims description 3
150000004665 fatty acids Chemical class 0.000 claims description 3
WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 claims description 3
QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
239000004033 plastic Substances 0.000 claims description 3
229920003023 plastic Polymers 0.000 claims description 3
239000008117 stearic acid Substances 0.000 claims description 3
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 2
150000008044 alkali metal hydroxides Chemical class 0.000 claims description 2
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 2
229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 2
150000001412 amines Chemical class 0.000 claims description 2
230000015572 biosynthetic process Effects 0.000 claims description 2
229940104261 taurate Drugs 0.000 claims description 2
239000005648 plant growth regulator Substances 0.000 claims 1
239000003995 emulsifying agent Substances 0.000 description 17
150000002500 ions Chemical class 0.000 description 14
VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
239000002518 antifoaming agent Substances 0.000 description 6
238000000227 grinding Methods 0.000 description 6
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 5
239000004202 carbamide Substances 0.000 description 5
239000003795 chemical substances by application Substances 0.000 description 5
HCTVWSOKIJULET-LQDWTQKMSA-M phenoxymethylpenicillin potassium Chemical compound [K+].N([C@H]1[C@H]2SC([C@@H](N2C1=O)C([O-])=O)(C)C)C(=O)COC1=CC=CC=C1 HCTVWSOKIJULET-LQDWTQKMSA-M 0.000 description 5
229920001296 polysiloxane Polymers 0.000 description 5
238000010008 shearing Methods 0.000 description 5
HIXDQWDOVZUNNA-UHFFFAOYSA-N 2-(3,4-dimethoxyphenyl)-5-hydroxy-7-methoxychromen-4-one Chemical compound C=1C(OC)=CC(O)=C(C(C=2)=O)C=1OC=2C1=CC=C(OC)C(OC)=C1 HIXDQWDOVZUNNA-UHFFFAOYSA-N 0.000 description 4
CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
150000007513 acids Chemical class 0.000 description 4
125000000129 anionic group Chemical group 0.000 description 4
238000009826 distribution Methods 0.000 description 4
239000000428 dust Substances 0.000 description 4
RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
239000007788 liquid Substances 0.000 description 4
239000008096 xylene Substances 0.000 description 4
ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
239000005662 Paraffin oil Substances 0.000 description 3
239000002270 dispersing agent Substances 0.000 description 3
238000002156 mixing Methods 0.000 description 3
229920000151 polyglycol Polymers 0.000 description 3
239000010695 polyglycol Substances 0.000 description 3
239000000843 powder Substances 0.000 description 3
239000011541 reaction mixture Substances 0.000 description 3
WBIQQQGBSDOWNP-UHFFFAOYSA-N 2-dodecylbenzenesulfonic acid Chemical compound CCCCCCCCCCCCC1=CC=CC=C1S(O)(=O)=O WBIQQQGBSDOWNP-UHFFFAOYSA-N 0.000 description 2
101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 2
LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
238000001016 Ostwald ripening Methods 0.000 description 2
XBDQKXXYIPTUBI-UHFFFAOYSA-N Propionic acid Substances CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
230000009471 action Effects 0.000 description 2
150000001298 alcohols Chemical class 0.000 description 2
229910052783 alkali metal Inorganic materials 0.000 description 2
150000001491 aromatic compounds Chemical class 0.000 description 2
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
230000008859 change Effects 0.000 description 2
239000000470 constituent Substances 0.000 description 2
JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
239000003085 diluting agent Substances 0.000 description 2
POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
230000000694 effects Effects 0.000 description 2
230000001804 emulsifying effect Effects 0.000 description 2
150000002148 esters Chemical class 0.000 description 2
239000008187 granular material Substances 0.000 description 2
238000000265 homogenisation Methods 0.000 description 2
229910052500 inorganic mineral Inorganic materials 0.000 description 2
150000002576 ketones Chemical class 0.000 description 2
239000007791 liquid phase Substances 0.000 description 2
239000011707 mineral Substances 0.000 description 2
235000011837 pasties Nutrition 0.000 description 2
239000012071 phase Substances 0.000 description 2
239000010453 quartz Substances 0.000 description 2
238000004062 sedimentation Methods 0.000 description 2
239000000377 silicon dioxide Substances 0.000 description 2
229920002545 silicone oil Polymers 0.000 description 2
159000000000 sodium salts Chemical class 0.000 description 2
239000012439 solid excipient Substances 0.000 description 2
239000000243 solution Substances 0.000 description 2
241000894007 species Species 0.000 description 2
238000003860 storage Methods 0.000 description 2
239000002562 thickening agent Substances 0.000 description 2
230000009974 thixotropic effect Effects 0.000 description 2
231100000331 toxic Toxicity 0.000 description 2
230000002588 toxic effect Effects 0.000 description 2
239000005631 2,4-Dichlorophenoxyacetic acid Substances 0.000 description 1
HXKWSTRRCHTUEC-UHFFFAOYSA-N 2,4-Dichlorophenoxyaceticacid Chemical compound OC(=O)C(Cl)OC1=CC=C(Cl)C=C1 HXKWSTRRCHTUEC-UHFFFAOYSA-N 0.000 description 1
NUMXHEUHHRTBQT-AATRIKPKSA-N 2,4-dimethoxy-1-[(e)-2-nitroethenyl]benzene Chemical compound COC1=CC=C(\C=C\[N+]([O-])=O)C(OC)=C1 NUMXHEUHHRTBQT-AATRIKPKSA-N 0.000 description 1
XMTQQYYKAHVGBJ-UHFFFAOYSA-N 3-(3,4-DICHLOROPHENYL)-1,1-DIMETHYLUREA Chemical compound CN(C)C(=O)NC1=CC=C(Cl)C(Cl)=C1 XMTQQYYKAHVGBJ-UHFFFAOYSA-N 0.000 description 1
KLSJWNVTNUYHDU-UHFFFAOYSA-N Amitrole Chemical compound NC1=NC=NN1 KLSJWNVTNUYHDU-UHFFFAOYSA-N 0.000 description 1
239000005711 Benzoic acid Substances 0.000 description 1
235000013162 Cocos nucifera Nutrition 0.000 description 1
244000060011 Cocos nucifera Species 0.000 description 1
XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
241000196324 Embryophyta Species 0.000 description 1
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
239000005977 Ethylene Substances 0.000 description 1
239000005909 Kieselgur Substances 0.000 description 1
239000005639 Lauric acid Substances 0.000 description 1
BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical class NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 1
AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
241000220317 Rosa Species 0.000 description 1
102400000830 Saposin-B Human genes 0.000 description 1
101800001697 Saposin-B Proteins 0.000 description 1
208000036366 Sensation of pressure Diseases 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
241000736772 Uria Species 0.000 description 1
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical group ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000002411 adverse Effects 0.000 description 1
239000000783 alginic acid Substances 0.000 description 1
229920000615 alginic acid Polymers 0.000 description 1
229960001126 alginic acid Drugs 0.000 description 1
235000010443 alginic acid Nutrition 0.000 description 1
150000004781 alginic acids Chemical class 0.000 description 1
125000001931 aliphatic group Chemical group 0.000 description 1
150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
125000002877 alkyl aryl group Chemical group 0.000 description 1
125000000217 alkyl group Chemical group 0.000 description 1
235000012211 aluminium silicate Nutrition 0.000 description 1
230000003254 anti-foaming effect Effects 0.000 description 1
239000007798 antifreeze agent Substances 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
125000003710 aryl alkyl group Chemical group 0.000 description 1
229960000892 attapulgite Drugs 0.000 description 1
JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 description 1
239000011324 bead Substances 0.000 description 1
235000010233 benzoic acid Nutrition 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
229920001222 biopolymer Polymers 0.000 description 1
239000004305 biphenyl Substances 0.000 description 1
235000010290 biphenyl Nutrition 0.000 description 1
125000006267 biphenyl group Chemical group 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
150000008422 chlorobenzenes Chemical class 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
229910052593 corundum Inorganic materials 0.000 description 1
239000010431 corundum Substances 0.000 description 1
GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
238000007865 diluting Methods 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
239000003814 drug Substances 0.000 description 1
238000009837 dry grinding Methods 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
150000002169 ethanolamines Chemical class 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
239000006260 foam Substances 0.000 description 1
239000004088 foaming agent Substances 0.000 description 1
238000009434 installation Methods 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 1
239000000463 material Substances 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
YFBPRJGDJKVWAH-UHFFFAOYSA-N methiocarb Chemical compound CNC(=O)OC1=CC(C)=C(SC)C(C)=C1 YFBPRJGDJKVWAH-UHFFFAOYSA-N 0.000 description 1
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
239000002480 mineral oil Substances 0.000 description 1
235000010446 mineral oil Nutrition 0.000 description 1
239000012768 molten material Substances 0.000 description 1
229910052901 montmorillonite Inorganic materials 0.000 description 1
235000021313 oleic acid Nutrition 0.000 description 1
239000003960 organic solvent Substances 0.000 description 1
229910052625 palygorskite Inorganic materials 0.000 description 1
230000000361 pesticidal effect Effects 0.000 description 1
QIIPQYDSKRYMFG-UHFFFAOYSA-N phenyl hydrogen carbonate Chemical class OC(=O)OC1=CC=CC=C1 QIIPQYDSKRYMFG-UHFFFAOYSA-N 0.000 description 1
ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
239000008055 phosphate buffer solution Substances 0.000 description 1
XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
239000003755 preservative agent Substances 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
239000011347 resin Chemical class 0.000 description 1
229920005989 resin Chemical class 0.000 description 1
239000013049 sediment Substances 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000011734 sodium Substances 0.000 description 1
239000007790 solid phase Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000000758 substrate Substances 0.000 description 1
239000000454 talc Substances 0.000 description 1
229910052623 talc Inorganic materials 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
238000010792 warming Methods 0.000 description 1
238000005406 washing Methods 0.000 description 1
238000001238 wet grinding Methods 0.000 description 1
239000000080 wetting agent Substances 0.000 description 1

Classifications

- 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
- C09B67/0084—Dispersions of dyes
- C09B67/0091—Process features in the making of dispersions, e.g. ultrasonics
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
- A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/10—Dispersions; Emulsions
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/59—Mixing systems, i.e. flow charts or diagrams
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
- C07D277/82—Nitrogen atoms

Landscapes

Chemical & Material Sciences (AREA)
Dispersion Chemistry (AREA)
Health & Medical Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
General Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Dentistry (AREA)
Medicinal Chemistry (AREA)
Plant Pathology (AREA)
Toxicology (AREA)
Engineering & Computer Science (AREA)
Agronomy & Crop Science (AREA)
Wood Science & Technology (AREA)
Zoology (AREA)
Environmental Sciences (AREA)
Pest Control & Pesticides (AREA)
Pharmacology & Pharmacy (AREA)
Epidemiology (AREA)
Animal Behavior & Ethology (AREA)
Public Health (AREA)
Veterinary Medicine (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Colloid Chemistry (AREA)

CA266,070A 1975-11-19 1976-11-18 Process for the preparation of concentrated suspensions Expired CA1087958A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DEP2551841.6		1975-11-19
DE19752551841 DE2551841A1 (de)	1975-11-19	1975-11-19	Verfahren zur herstellung konzentrierter suspensionen

Publications (1)

Publication Number	Publication Date
CA1087958A true CA1087958A (en)	1980-10-21

Family

ID=5962081

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA266,070A Expired CA1087958A (en)	1975-11-19	1976-11-18	Process for the preparation of concentrated suspensions

Country Status (16)

Country	Link
JP (1)	JPS5263875A (da)
AU (1)	AU1968076A (da)
BE (1)	BE848480A (da)
BR (1)	BR7607706A (da)
CA (1)	CA1087958A (da)
DE (1)	DE2551841A1 (da)
DK (1)	DK519876A (da)
EG (1)	EG12173A (da)
ES (1)	ES453429A1 (da)
FR (1)	FR2332052A1 (da)
GB (1)	GB1569288A (da)
IL (1)	IL50916A0 (da)
NL (1)	NL7612724A (da)
PT (1)	PT65847B (da)
SE (1)	SE7612886L (da)
ZA (1)	ZA766912B (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4155873A (en) *	1977-07-15	1979-05-22	The Goodyear Tire & Rubber Company	Dispersing of dry organic solids in a high viscosity emulsion of organic liquid in water, and product
CA1183461A (en) *	1981-05-01	1985-03-05	Russell L. Jeffery	Dialysate preparation apparatus
DE3916465A1 (de) *	1989-05-20	1990-11-22	Bayer Ag	Herstellung kugelfoermiger dispersionen durch kristallisation von emulsionen
US4955723A (en) *	1990-01-16	1990-09-11	Schneider John R	Slurry mixing apparatus with dry powder conveyer
DE4113318A1 (de) *	1991-04-24	1992-10-29	Basf Ag	Verfahren zur herstellung von leicht dispergierbaren pigmentgranulaten
GB9624615D0 (en)	1996-11-26	1997-01-15	Zeneca Ltd	Chrystallisation process
GB9810859D0 (en) *	1998-05-20	1998-07-22	Zeneca Ltd	Crystallisation process

1975
- 1975-11-19 DE DE19752551841 patent/DE2551841A1/de active Pending
1976
- 1976-11-15 EG EG706/76A patent/EG12173A/xx active
- 1976-11-16 IL IL50916A patent/IL50916A0/xx unknown
- 1976-11-16 PT PT65847A patent/PT65847B/pt unknown
- 1976-11-16 AU AU19680/76A patent/AU1968076A/en not_active Expired
- 1976-11-16 NL NL7612724A patent/NL7612724A/xx not_active Application Discontinuation
- 1976-11-16 GB GB47684/76A patent/GB1569288A/en not_active Expired
- 1976-11-18 DK DK519876A patent/DK519876A/da unknown
- 1976-11-18 BE BE172470A patent/BE848480A/xx unknown
- 1976-11-18 BR BR7607706A patent/BR7607706A/pt unknown
- 1976-11-18 ZA ZA766912A patent/ZA766912B/xx unknown
- 1976-11-18 SE SE7612886A patent/SE7612886L/xx unknown
- 1976-11-18 ES ES453429A patent/ES453429A1/es not_active Expired
- 1976-11-18 CA CA266,070A patent/CA1087958A/en not_active Expired
- 1976-11-19 JP JP51138538A patent/JPS5263875A/ja active Pending
- 1976-11-19 FR FR7634930A patent/FR2332052A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
BR7607706A (pt)	1977-10-04
NL7612724A (nl)	1977-05-23
PT65847B (de)	1978-05-15
BE848480A (fr)	1977-05-18
DK519876A (da)	1977-05-20
PT65847A (de)	1976-12-01
EG12173A (en)	1979-03-31
JPS5263875A (en)	1977-05-26
GB1569288A (en)	1980-06-11
ZA766912B (en)	1977-10-26
DE2551841A1 (de)	1977-05-26
SE7612886L (sv)	1977-05-20
FR2332052A1 (fr)	1977-06-17
IL50916A0 (en)	1977-01-31
AU1968076A (en)	1978-05-25
ES453429A1 (es)	1978-03-16

Legal Events

Date	Code	Title	Description
1997-10-21	MKEX	Expiry

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