ZA200404419B - Method for the production of particles - Google Patents
Method for the production of particles Download PDFInfo
- Publication number
- ZA200404419B ZA200404419B ZA200404419A ZA200404419A ZA200404419B ZA 200404419 B ZA200404419 B ZA 200404419B ZA 200404419 A ZA200404419 A ZA 200404419A ZA 200404419 A ZA200404419 A ZA 200404419A ZA 200404419 B ZA200404419 B ZA 200404419B
- Authority
- ZA
- South Africa
- Prior art keywords
- formulation
- solvent
- stream
- substance
- solvent stream
- Prior art date
Links
- 239000002245 particle Substances 0.000 title claims description 117
- 238000000034 method Methods 0.000 title claims description 111
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000000203 mixture Substances 0.000 claims description 395
- 239000002904 solvent Substances 0.000 claims description 351
- 238000009472 formulation Methods 0.000 claims description 328
- 239000000126 substance Substances 0.000 claims description 145
- 230000008569 process Effects 0.000 claims description 93
- 238000000926 separation method Methods 0.000 claims description 44
- 239000011369 resultant mixture Substances 0.000 claims description 31
- 230000015572 biosynthetic process Effects 0.000 claims description 28
- 239000003960 organic solvent Substances 0.000 claims description 28
- 239000004094 surface-active agent Substances 0.000 claims description 26
- 239000007787 solid Substances 0.000 claims description 21
- 239000006185 dispersion Substances 0.000 claims description 20
- 150000001875 compounds Chemical class 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 7
- 239000000049 pigment Substances 0.000 claims description 6
- 230000000996 additive effect Effects 0.000 claims description 5
- 239000000975 dye Substances 0.000 claims description 5
- 239000000796 flavoring agent Substances 0.000 claims description 5
- 235000019634 flavors Nutrition 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000003205 fragrance Substances 0.000 claims description 4
- 239000003963 antioxidant agent Substances 0.000 claims description 2
- 230000002708 enhancing effect Effects 0.000 claims description 2
- 230000000873 masking effect Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 description 96
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 48
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 33
- 239000000047 product Substances 0.000 description 26
- 239000001361 adipic acid Substances 0.000 description 24
- 229960000250 adipic acid Drugs 0.000 description 24
- 235000011037 adipic acid Nutrition 0.000 description 24
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 22
- 238000001704 evaporation Methods 0.000 description 18
- 230000008020 evaporation Effects 0.000 description 18
- 239000013078 crystal Substances 0.000 description 14
- 239000012530 fluid Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 13
- 239000001569 carbon dioxide Substances 0.000 description 11
- 229910002092 carbon dioxide Inorganic materials 0.000 description 11
- 238000001556 precipitation Methods 0.000 description 11
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 10
- 239000006184 cosolvent Substances 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 239000013543 active substance Substances 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 9
- -1 isobutyl alcohols Chemical class 0.000 description 8
- 239000003814 drug Substances 0.000 description 7
- 239000008240 homogeneous mixture Substances 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 230000000704 physical effect Effects 0.000 description 6
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 6
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 5
- 230000035899 viability Effects 0.000 description 5
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 4
- 239000004480 active ingredient Substances 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- OROGSEYTTFOCAN-DNJOTXNNSA-N codeine Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)=C[C@H](O)[C@@H]1OC1=C2C3=CC=C1OC OROGSEYTTFOCAN-DNJOTXNNSA-N 0.000 description 4
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 229960005489 paracetamol Drugs 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 3
- WPMWEFXCIYCJSA-UHFFFAOYSA-N Tetraethylene glycol monododecyl ether Chemical compound CCCCCCCCCCCCOCCOCCOCCOCCO WPMWEFXCIYCJSA-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000000975 co-precipitation Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 150000002576 ketones Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 3
- 239000008194 pharmaceutical composition Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 229960004889 salicylic acid Drugs 0.000 description 3
- 239000011877 solvent mixture Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 239000012296 anti-solvent Substances 0.000 description 2
- 229960004126 codeine Drugs 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000012377 drug delivery Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- OROGSEYTTFOCAN-UHFFFAOYSA-N hydrocodone Natural products C1C(N(CCC234)C)C2C=CC(O)C3OC2=C4C1=CC=C2OC OROGSEYTTFOCAN-UHFFFAOYSA-N 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 238000007431 microscopic evaluation Methods 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000037361 pathway Effects 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 239000000546 pharmaceutical excipient Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229910001961 silver nitrate Inorganic materials 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 1
- YFMFNYKEUDLDTL-UHFFFAOYSA-N 1,1,1,2,3,3,3-heptafluoropropane Chemical compound FC(F)(F)C(F)C(F)(F)F YFMFNYKEUDLDTL-UHFFFAOYSA-N 0.000 description 1
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- OVSKIKFHRZPJSS-UHFFFAOYSA-N 2,4-D Chemical compound OC(=O)COC1=CC=C(Cl)C=C1Cl OVSKIKFHRZPJSS-UHFFFAOYSA-N 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 235000002566 Capsicum Nutrition 0.000 description 1
- 240000008574 Capsicum frutescens Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- HEFNNWSXXWATRW-UHFFFAOYSA-N Ibuprofen Chemical compound CC(C)CC1=CC=C(C(C)C(O)=O)C=C1 HEFNNWSXXWATRW-UHFFFAOYSA-N 0.000 description 1
- XOBKSJJDNFUZPF-UHFFFAOYSA-N Methoxyethane Chemical compound CCOC XOBKSJJDNFUZPF-UHFFFAOYSA-N 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 208000010040 Sprains and Strains Diseases 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
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 150000007824 aliphatic compounds Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000001390 capsicum minimum Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- ZCZQDTUCMRSEAS-CCLYOLAMSA-N co-codamol Chemical compound OP(O)(O)=O.CC(=O)NC1=CC=C(O)C=C1.C([C@H]1[C@H](N(CC[C@@]112)C)C3)=C[C@H](O)[C@@H]1OC1=C2C3=CC=C1OC ZCZQDTUCMRSEAS-CCLYOLAMSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000000599 controlled substance Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000779 depleting effect Effects 0.000 description 1
- 239000007933 dermal patch Substances 0.000 description 1
- 150000001983 dialkylethers Chemical class 0.000 description 1
- 239000013583 drug formulation Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- YVSCCMNRWFOKDU-UHFFFAOYSA-N hexanedioic acid Chemical compound OC(=O)CCCCC(O)=O.OC(=O)CCCCC(O)=O YVSCCMNRWFOKDU-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-M hexanoate Chemical compound CCCCCC([O-])=O FUZZWVXGSFPDMH-UHFFFAOYSA-M 0.000 description 1
- 238000002657 hormone replacement therapy Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 229960001680 ibuprofen Drugs 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 235000013847 iso-butane Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 201000009240 nasopharyngitis Diseases 0.000 description 1
- 229960002715 nicotine Drugs 0.000 description 1
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- UHSKFQJFRQCDBE-UHFFFAOYSA-N ropinirole Chemical compound CCCN(CCC)CCC1=CC=CC2=C1CC(=O)N2 UHSKFQJFRQCDBE-UHFFFAOYSA-N 0.000 description 1
- 229960001879 ropinirole Drugs 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 229940124549 vasodilator Drugs 0.000 description 1
- 239000003071 vasodilator agent Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Preparation (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
- Steroid Compounds (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB0126716.0A GB0126716D0 (en) | 2001-11-07 | 2001-11-07 | Method for the production of particles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200404419B true ZA200404419B (en) | 2006-05-31 |
Family
ID=9925313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200404419A ZA200404419B (en) | 2001-11-07 | 2004-06-04 | Method for the production of particles |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US7740775B2 (es) |
| EP (1) | EP1441845B1 (es) |
| JP (1) | JP4357964B2 (es) |
| KR (1) | KR20050044367A (es) |
| CN (1) | CN100496693C (es) |
| AU (1) | AU2009200227A1 (es) |
| CA (1) | CA2465918C (es) |
| ES (1) | ES2422304T3 (es) |
| GB (1) | GB0126716D0 (es) |
| WO (1) | WO2003039729A1 (es) |
| ZA (1) | ZA200404419B (es) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1878602A (zh) * | 2003-11-28 | 2006-12-13 | 三菱化学株式会社 | 有机化合物微粒的制造方法 |
| GB0418447D0 (en) * | 2004-08-19 | 2004-09-22 | Advanced Phytonics Ltd | Process for preparing particles and apparatus |
| FR2903098B1 (fr) * | 2006-06-29 | 2012-08-03 | Rhodia Recherches & Tech | Nouvelle forme d'hydroquinone et son procede d'obtention |
| US8778181B1 (en) | 2013-03-14 | 2014-07-15 | Crititech, Inc. | Equipment assembly for and method of processing particles |
| US9925512B2 (en) | 2013-03-14 | 2018-03-27 | Crititech, Inc. | Equipment assembly for and method of processing particles |
| JP6640079B2 (ja) * | 2013-10-16 | 2020-02-05 | ザ・ユニバーシティ・オブ・ブリティッシュ・コロンビア | 小容積の粒子を調製するためのデバイス及び方法 |
| CN109475512A (zh) | 2016-07-06 | 2019-03-15 | 乔治·斯特彻夫 | 植物提取装置和方法 |
| CN114345285B (zh) * | 2022-01-12 | 2023-09-08 | 青岛科技大学 | 一种水杨酸钠溶液的连续化生产工艺 |
Family Cites Families (16)
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| NL64786C (es) * | 1946-07-05 | |||
| DE3744329A1 (de) * | 1987-12-28 | 1989-07-06 | Schwarz Pharma Gmbh | Verfahren zur herstellung einer mindestens einen wirkstoff und einen traeger umfassenden zubereitung |
| US5639441A (en) * | 1992-03-06 | 1997-06-17 | Board Of Regents Of University Of Colorado | Methods for fine particle formation |
| WO1994008599A1 (en) * | 1992-10-14 | 1994-04-28 | The Regents Of The University Of Colorado | Ion-pairing of drugs for improved efficacy and delivery |
| GB9406423D0 (en) * | 1994-03-31 | 1994-05-25 | Ici Plc | Solvent extraction process |
| US5833891A (en) * | 1996-10-09 | 1998-11-10 | The University Of Kansas | Methods for a particle precipitation and coating using near-critical and supercritical antisolvents |
| US6114414A (en) * | 1996-07-19 | 2000-09-05 | Morton International, Inc. | Continuous processing of powder coating compositions |
| US5766637A (en) * | 1996-10-08 | 1998-06-16 | University Of Delaware | Microencapsulation process using supercritical fluids |
| GB9804379D0 (en) * | 1998-03-02 | 1998-04-22 | Bradford Particle Design Ltd | Method of particle formation |
| SE9804000D0 (sv) * | 1998-11-23 | 1998-11-23 | Astra Ab | New composition of matter |
| GB9915975D0 (en) * | 1999-07-07 | 1999-09-08 | Bradford Particle Design Ltd | Method for the formation of particles |
| GB9927011D0 (en) * | 1999-11-16 | 2000-01-12 | Advanced Phytonics Ltd | Method for the production of particles |
| GT200100039A (es) * | 2000-03-16 | 2001-12-31 | Pfizer | Inhibidor de la glucogeno fosforilasa. |
| IT1318404B1 (it) * | 2000-03-17 | 2003-08-25 | Eurand Int | Processo per la preparazione di formulazioni a rilascio accelerato conimpiego di fluidi compressi. |
| US6589422B2 (en) * | 2000-12-18 | 2003-07-08 | Ineos Fluor Holdings Limited | Apparatus and method for extracting biomass |
| GB0102075D0 (en) * | 2001-01-26 | 2001-03-14 | Astrazeneca Ab | Process |
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2001
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2002
- 2002-11-07 KR KR1020047006965A patent/KR20050044367A/ko active IP Right Grant
- 2002-11-07 EP EP02772621.5A patent/EP1441845B1/en not_active Expired - Lifetime
- 2002-11-07 JP JP2003541615A patent/JP4357964B2/ja not_active Expired - Fee Related
- 2002-11-07 CN CNB028268652A patent/CN100496693C/zh not_active Expired - Fee Related
- 2002-11-07 CA CA2465918A patent/CA2465918C/en not_active Expired - Fee Related
- 2002-11-07 WO PCT/GB2002/005017 patent/WO2003039729A1/en active Application Filing
- 2002-11-07 ES ES02772621T patent/ES2422304T3/es not_active Expired - Lifetime
- 2002-11-07 US US10/494,962 patent/US7740775B2/en not_active Expired - Fee Related
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2004
- 2004-06-04 ZA ZA200404419A patent/ZA200404419B/en unknown
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2009
- 2009-01-21 AU AU2009200227A patent/AU2009200227A1/en not_active Abandoned
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| Publication number | Publication date |
|---|---|
| EP1441845B1 (en) | 2013-05-08 |
| EP1441845A1 (en) | 2004-08-04 |
| KR20050044367A (ko) | 2005-05-12 |
| US20040266892A1 (en) | 2004-12-30 |
| CN100496693C (zh) | 2009-06-10 |
| JP4357964B2 (ja) | 2009-11-04 |
| ES2422304T3 (es) | 2013-09-10 |
| CA2465918A1 (en) | 2003-05-15 |
| CA2465918C (en) | 2011-08-16 |
| CN1612780A (zh) | 2005-05-04 |
| GB0126716D0 (en) | 2002-01-02 |
| WO2003039729A1 (en) | 2003-05-15 |
| US7740775B2 (en) | 2010-06-22 |
| AU2009200227A1 (en) | 2009-02-19 |
| JP2005507773A (ja) | 2005-03-24 |
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