CA2329902C - Methods and apparatus for particle formation - Google Patents
Methods and apparatus for particle formation Download PDFInfo
- Publication number
- CA2329902C CA2329902C CA002329902A CA2329902A CA2329902C CA 2329902 C CA2329902 C CA 2329902C CA 002329902 A CA002329902 A CA 002329902A CA 2329902 A CA2329902 A CA 2329902A CA 2329902 C CA2329902 C CA 2329902C
- Authority
- CA
- Canada
- Prior art keywords
- fluid
- solution
- supercritical fluid
- vehicle
- supercritical
- 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 - Lifetime
Links
- 239000002245 particle Substances 0.000 title claims abstract description 138
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 72
- 239000012530 fluid Substances 0.000 claims abstract description 270
- 239000013076 target substance Substances 0.000 claims abstract description 82
- 238000002156 mixing Methods 0.000 claims abstract description 35
- 238000001556 precipitation Methods 0.000 claims abstract description 19
- 239000002904 solvent Substances 0.000 claims abstract description 19
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 106
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 54
- 239000001569 carbon dioxide Substances 0.000 claims description 53
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 53
- 229910052757 nitrogen Inorganic materials 0.000 claims description 27
- 239000003607 modifier Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 14
- 239000006185 dispersion Substances 0.000 claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 229910052756 noble gas Inorganic materials 0.000 claims description 2
- 239000000725 suspension Substances 0.000 abstract description 51
- 239000000126 substance Substances 0.000 abstract description 31
- 239000000243 solution Substances 0.000 description 87
- 239000000047 product Substances 0.000 description 38
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 20
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- 238000002466 solution-enhanced dispersion by supercritical fluid Methods 0.000 description 18
- 239000012296 anti-solvent Substances 0.000 description 16
- 230000008569 process Effects 0.000 description 12
- 235000001968 nicotinic acid Nutrition 0.000 description 10
- 239000011664 nicotinic acid Substances 0.000 description 10
- 239000000843 powder Substances 0.000 description 10
- 229960003512 nicotinic acid Drugs 0.000 description 9
- 238000000634 powder X-ray diffraction Methods 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000007858 starting material Substances 0.000 description 7
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- HEFNNWSXXWATRW-UHFFFAOYSA-N Ibuprofen Chemical compound CC(C)CC1=CC=C(C(C)C(O)=O)C=C1 HEFNNWSXXWATRW-UHFFFAOYSA-N 0.000 description 6
- 238000000113 differential scanning calorimetry Methods 0.000 description 6
- 229940079593 drug Drugs 0.000 description 6
- 239000003814 drug Substances 0.000 description 6
- 229960001680 ibuprofen Drugs 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 4
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 4
- 229960004889 salicylic acid Drugs 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- DKYWVDODHFEZIM-UHFFFAOYSA-N ketoprofen Chemical compound OC(=O)C(C)C1=CC=CC(C(=O)C=2C=CC=CC=2)=C1 DKYWVDODHFEZIM-UHFFFAOYSA-N 0.000 description 3
- 229960000991 ketoprofen Drugs 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000001046 rapid expansion of supercritical solution Methods 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- AFYPFACVUDMOHA-UHFFFAOYSA-N chlorotrifluoromethane Chemical compound FC(F)(F)Cl AFYPFACVUDMOHA-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000011557 critical solution Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000008206 lipophilic material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000001272 nitrous oxide Substances 0.000 description 2
- 239000012047 saturated solution Substances 0.000 description 2
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 2
- 229960000909 sulfur hexafluoride Drugs 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- GIIZNNXWQWCKIB-UHFFFAOYSA-N Serevent Chemical compound C1=C(O)C(CO)=CC(C(O)CNCCCCCCOCCCCC=2C=CC=CC=2)=C1 GIIZNNXWQWCKIB-UHFFFAOYSA-N 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 150000002835 noble gases Chemical class 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229950005065 oxiniacic acid Drugs 0.000 description 1
- 238000003921 particle size analysis Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229960005018 salmeterol xinafoate Drugs 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
- B01D11/0407—Solvent extraction of solutions which are liquid with a supercritical fluid the supercritical fluid acting as solvent for the solute
-
- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1682—Processes
- A61K9/1688—Processes resulting in pure drug agglomerate optionally containing up to 5% of excipient
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- 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
- B01J2/04—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 in a gaseous medium
-
- 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
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/008—Processes carried out under supercritical conditions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Epidemiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Formation And Processing Of Food Products (AREA)
- Medicinal Preparation (AREA)
- Glanulating (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9810559.6A GB9810559D0 (en) | 1998-05-15 | 1998-05-15 | Method and apparatus for particle formation |
| GB9810559.6 | 1998-05-15 | ||
| PCT/GB1999/001337 WO1999059710A1 (en) | 1998-05-15 | 1999-04-29 | Methods and apparatus for particle formation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2329902A1 CA2329902A1 (en) | 1999-11-25 |
| CA2329902C true CA2329902C (en) | 2008-07-15 |
Family
ID=10832197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002329902A Expired - Lifetime CA2329902C (en) | 1998-05-15 | 1999-04-29 | Methods and apparatus for particle formation |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US6576262B1 (enExample) |
| EP (1) | EP1077760B1 (enExample) |
| JP (1) | JP2002515324A (enExample) |
| AT (1) | ATE232754T1 (enExample) |
| AU (1) | AU751106B2 (enExample) |
| CA (1) | CA2329902C (enExample) |
| DE (1) | DE69905460T2 (enExample) |
| DK (1) | DK1077760T3 (enExample) |
| ES (1) | ES2193700T3 (enExample) |
| GB (1) | GB9810559D0 (enExample) |
| MX (1) | MXPA00011185A (enExample) |
| WO (1) | WO1999059710A1 (enExample) |
Families Citing this family (64)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9703673D0 (en) * | 1997-02-21 | 1997-04-09 | Bradford Particle Design Ltd | Method and apparatus for the formation of particles |
| GB9810559D0 (en) * | 1998-05-15 | 1998-07-15 | Bradford Particle Design Ltd | Method and apparatus for particle formation |
| JP4874483B2 (ja) | 1999-06-09 | 2012-02-15 | ロバート イー． シーバース | 超臨界流体補助ネブライゼーション及びバブル乾燥 |
| GB9915975D0 (en) * | 1999-07-07 | 1999-09-08 | Bradford Particle Design Ltd | Method for the formation of particles |
| EP1090894A1 (de) * | 1999-10-06 | 2001-04-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung feinpartikulärer Explosivstoffe |
| GB9927011D0 (en) | 1999-11-16 | 2000-01-12 | Advanced Phytonics Ltd | Method for the production of particles |
| US6761909B1 (en) | 1999-12-21 | 2004-07-13 | Rxkinetix, Inc. | Particulate insulin-containing products and method of manufacture |
| US6669960B2 (en) | 1999-12-21 | 2003-12-30 | Rxkinetix, Inc. | Particulate drug-containing products and method of manufacture |
| FR2815540B1 (fr) * | 2000-10-19 | 2005-06-10 | Separex Sa | Procede de fabrication de tres fines particules constituees d'un principe insere dans une molecule hote |
| GB0027357D0 (en) * | 2000-11-09 | 2000-12-27 | Bradford Particle Design Plc | Particle formation methods and their products |
| AU2002221320B2 (en) * | 2000-12-08 | 2006-06-15 | The University Of Sydney | Synthesis of small particles |
| AUPR197000A0 (en) | 2000-12-08 | 2001-01-11 | Unisearch Limited | Synthesis of small particles |
| GB0102075D0 (en) | 2001-01-26 | 2001-03-14 | Astrazeneca Ab | Process |
| SI1363726T1 (en) * | 2001-02-26 | 2005-02-28 | Dompe S.P.A. | Apparatus and method for micron and submicron particle formation |
| US20070122353A1 (en) | 2001-05-24 | 2007-05-31 | Hale Ron L | Drug condensation aerosols and kits |
| US7585493B2 (en) | 2001-05-24 | 2009-09-08 | Alexza Pharmaceuticals, Inc. | Thin-film drug delivery article and method of use |
| US7458374B2 (en) | 2002-05-13 | 2008-12-02 | Alexza Pharmaceuticals, Inc. | Method and apparatus for vaporizing a compound |
| US20030051728A1 (en) | 2001-06-05 | 2003-03-20 | Lloyd Peter M. | Method and device for delivering a physiologically active compound |
| US7090830B2 (en) | 2001-05-24 | 2006-08-15 | Alexza Pharmaceuticals, Inc. | Drug condensation aerosols and kits |
| GB0117696D0 (en) * | 2001-07-20 | 2001-09-12 | Bradford Particle Design Plc | Particle information |
| GB0208742D0 (en) | 2002-04-17 | 2002-05-29 | Bradford Particle Design Ltd | Particulate materials |
| FR2830760B1 (fr) | 2001-10-12 | 2004-06-04 | Pf Medicament | Procede de preparation d'un compose d'interaction de substances actives avec un support poreux par fluide supercritique |
| KR100887429B1 (ko) | 2001-10-22 | 2009-03-09 | 돔페 파르마 에스.피.에이. | 초임계 유체 공정: 단백질 미세입자의 제조 및 그의 안정화 |
| US7574930B2 (en) * | 2002-02-15 | 2009-08-18 | Implant Sciences Corporation | Trace chemical sensing |
| CA2478327A1 (en) * | 2002-03-20 | 2003-10-02 | Advanced Inhalation Research, Inc. | Hgh (human growth hormone) formulations for pulmonary administration |
| US7008644B2 (en) * | 2002-03-20 | 2006-03-07 | Advanced Inhalation Research, Inc. | Method and apparatus for producing dry particles |
| US20050163725A1 (en) * | 2002-03-20 | 2005-07-28 | Blizzard Charles D. | Method for administration of growth hormone via pulmonary delivery |
| CA2482272C (en) * | 2002-04-12 | 2011-08-16 | Feyecon Development & Implementation B.V. | Process for small particle formation |
| US7582284B2 (en) | 2002-04-17 | 2009-09-01 | Nektar Therapeutics | Particulate materials |
| GB0216562D0 (en) * | 2002-04-25 | 2002-08-28 | Bradford Particle Design Ltd | Particulate materials |
| US9339459B2 (en) | 2003-04-24 | 2016-05-17 | Nektar Therapeutics | Particulate materials |
| CA2510019A1 (en) * | 2002-12-19 | 2004-07-08 | Baxter International, Inc. | Process for preparing combination pharmaceutical formulations using supercritical fluids |
| GB0229714D0 (en) * | 2002-12-20 | 2003-01-29 | Glaxo Group Ltd | Novel apparatus and method |
| FR2854079B1 (fr) | 2003-04-25 | 2007-11-30 | Pf Medicament | Procede de preparation de complexes moleculaires |
| WO2004098561A2 (en) * | 2003-05-08 | 2004-11-18 | Nektar Therapeutics Uk Ltd | Particulate materials |
| EP1625336B9 (en) | 2003-05-21 | 2012-03-21 | Alexza Pharmaceuticals, Inc. | Use of a layer of solid fuel, method for producing such a layer and associated heating unit |
| US7767118B2 (en) | 2003-06-03 | 2010-08-03 | Ferro Corporation | Nanoparticles from supercritical fluid antisolvent process using particle growth and agglomeration retardants |
| EP1683560A4 (en) * | 2003-06-10 | 2008-10-01 | Taisho Pharmaceutical Co Ltd | RADIAL SPHERICAL CRYSTALLIZATION PRODUCT, METHOD FOR THE PRODUCTION THEREOF, AND THE DRY POWDER CONTAINING THE CRYSTALLIZATION PRODUCT |
| JP2007505136A (ja) * | 2003-09-10 | 2007-03-08 | マツプ・フアーマシユーテイカルズ・インコーポレーテツド | ジヒドロエルゴタミンを肺吸入により体循環に送達するためのエアゾール製剤 |
| US7540286B2 (en) | 2004-06-03 | 2009-06-02 | Alexza Pharmaceuticals, Inc. | Multiple dose condensation aerosol devices and methods of forming condensation aerosols |
| AU2004322756B2 (en) | 2004-08-12 | 2011-04-14 | Alexza Pharmaceuticals, Inc. | Aerosol drug delivery device incorporating percussively activated heat packages |
| US20060280027A1 (en) * | 2005-06-10 | 2006-12-14 | Battelle Memorial Institute | Method and apparatus for mixing fluids |
| AU2006272438B2 (en) | 2005-07-15 | 2011-08-04 | Map Pharmaceuticals, Inc. | Method of particle formation |
| US20070120281A1 (en) * | 2005-11-08 | 2007-05-31 | Boris Khusid | Manufacture of fine particles and nano particles and coating thereof |
| KR20090077066A (ko) | 2006-10-06 | 2009-07-14 | 뉴사우스 이노베이션즈 피티와이 리미티드 | 입자 형성 |
| WO2008070279A2 (en) * | 2006-10-11 | 2008-06-12 | Crititech, Inc. | Method for precipitation of small medicament particles into use containers |
| GB0702402D0 (en) | 2007-02-08 | 2007-03-21 | Thar Pharmaceuticals Inc | Method of creating crystalline substances |
| ES2691033T3 (es) * | 2007-02-11 | 2018-11-23 | Map Pharmaceuticals Inc. | Método de administración terapéutica de DHE para activar el alivio rápido de la migraña a la vez que se reduce al mínimo el perfil de los efectos secundarios |
| WO2008112661A2 (en) | 2007-03-09 | 2008-09-18 | Alexza Pharmaceuticals, Inc. | Heating unit for use in a drug delivery device |
| US8585943B2 (en) * | 2007-12-07 | 2013-11-19 | Xspray Microparticles Ab | Method and arrangement for the production of particles |
| US20100294986A1 (en) * | 2009-05-19 | 2010-11-25 | Massachusetts Institute Of Technology | Supercritical fluid facilitated particle formation in microfluidic systems |
| US20100298602A1 (en) * | 2009-05-19 | 2010-11-25 | Massachusetts Institute Of Technology | Systems and methods for microfluidic crystallization |
| US20110171141A1 (en) * | 2009-06-26 | 2011-07-14 | Kellerman Donald J | Administration of dihydroergotamine mesylate particles using a metered dose inhaler |
| MX350838B (es) | 2011-02-11 | 2017-09-18 | Grain Proc Corporation * | Composicion de sal. |
| JP6328364B2 (ja) * | 2012-03-26 | 2018-05-23 | 株式会社リコー | 粒子の製造方法、トナー、現像剤、及び画像形成装置 |
| GB201402556D0 (en) | 2014-02-13 | 2014-04-02 | Crystec Ltd | Improvements relating to inhalable particles |
| CN108026059A (zh) | 2015-07-22 | 2018-05-11 | 阿纳韦克斯生命科学公司 | 四氢-n，n-二甲基-2，2-二苯基-3-呋喃甲胺盐酸盐的晶型，制备这样晶型的方法，及其药物组合物 |
| WO2017187023A1 (en) * | 2016-04-29 | 2017-11-02 | University Of Helsinki | Method and device for physicochemical characterization of materials |
| JP6569744B2 (ja) * | 2018-01-15 | 2019-09-04 | 株式会社リコー | 粒子の製造方法 |
| EP3746138B1 (en) | 2018-02-02 | 2025-12-10 | Alexza Pharmaceuticals, Inc. | Electrical condensation aerosol device |
| JP2020006369A (ja) * | 2019-08-07 | 2020-01-16 | 株式会社リコー | 粒子の製造方法 |
| FI129026B (en) | 2020-01-29 | 2021-05-31 | Nanoform Finland Oy | System and method for producing particles of organic substances |
| GB202312252D0 (en) | 2023-08-10 | 2023-09-27 | Inhalis Therapeutics Sa | Crystalline compositions |
| GB202318661D0 (en) | 2023-12-06 | 2024-01-17 | Crystec Ltd | Tranexamic acid compositions |
Family Cites Families (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582731A (en) * | 1983-09-01 | 1986-04-15 | Battelle Memorial Institute | Supercritical fluid molecular spray film deposition and powder formation |
| US4514574A (en) * | 1984-01-09 | 1985-04-30 | The Dow Chemical Company | Process for separating isomeric mixtures |
| US4737384A (en) * | 1985-11-01 | 1988-04-12 | Allied Corporation | Deposition of thin films using supercritical fluids |
| ATE94782T1 (de) * | 1987-12-21 | 1993-10-15 | Union Carbide Corp | Verwendung von superkritischen fluessigkeiten als verduenner beim aufspruehen von ueberzuegen. |
| DE3744329A1 (de) * | 1987-12-28 | 1989-07-06 | Schwarz Pharma Gmbh | Verfahren zur herstellung einer mindestens einen wirkstoff und einen traeger umfassenden zubereitung |
| US5066522A (en) * | 1988-07-14 | 1991-11-19 | Union Carbide Chemicals And Plastics Technology Corporation | Supercritical fluids as diluents in liquid spray applications of adhesives |
| US5707634A (en) * | 1988-10-05 | 1998-01-13 | Pharmacia & Upjohn Company | Finely divided solid crystalline powders via precipitation into an anti-solvent |
| US5232707A (en) * | 1989-07-10 | 1993-08-03 | Syntex (U.S.A.) Inc. | Solvent extraction process |
| US5106659A (en) * | 1989-10-04 | 1992-04-21 | Nordson Corporation | Method and apparatus for spraying a liquid coating containing supercritical fluid or liquified gas |
| US4970093A (en) * | 1990-04-12 | 1990-11-13 | University Of Colorado Foundation | Chemical deposition methods using supercritical fluid solutions |
| DE4118230A1 (de) * | 1990-12-20 | 1992-06-25 | Bayer Ag | Verfahren zur isolierung von polymeren aus ihren loesungsmitteln mit kohlendioxid-haltigen fluessigkeiten |
| DE4041563A1 (de) * | 1990-12-22 | 1992-06-25 | Sanol Arznei Schwarz Gmbh | Verfahren zur herstellung wirkstoffhaltiger mikropartikel aus hydrolytisch abbaubaren polymeren |
| DE4117751A1 (de) * | 1991-05-30 | 1992-12-03 | Bayer Ag | Verfahren zur isolierung von polycarbonaten |
| US6063910A (en) * | 1991-11-14 | 2000-05-16 | The Trustees Of Princeton University | Preparation of protein microparticles by supercritical fluid precipitation |
| US5196575A (en) * | 1992-02-19 | 1993-03-23 | Hoechst Celanese Corp. | Supercritical separation of isomers of functional organic compounds at moderate conditions |
| US5639441A (en) * | 1992-03-06 | 1997-06-17 | Board Of Regents Of University Of Colorado | Methods for fine particle formation |
| US5301664A (en) * | 1992-03-06 | 1994-04-12 | Sievers Robert E | Methods and apparatus for drug delivery using supercritical solutions |
| WO1994008599A1 (en) * | 1992-10-14 | 1994-04-28 | The Regents Of The University Of Colorado | Ion-pairing of drugs for improved efficacy and delivery |
| KR950703413A (ko) * | 1992-11-02 | 1995-09-20 | 레오나드 디. 영 | 코팅물질의 제조 방법(method of preparing coating materrials) |
| DE59308043D1 (de) * | 1993-02-24 | 1998-02-26 | Sulzer Chemtech Ag | Reinigung von salzbeladenem Abwasser durch Nassoxidation bei superkritischen Bedingungen |
| US5554382A (en) * | 1993-05-28 | 1996-09-10 | Aphios Corporation | Methods and apparatus for making liposomes |
| GB9313642D0 (en) * | 1993-07-01 | 1993-08-18 | Glaxo Group Ltd | Method and apparatus for the formation of particles |
| GB9313650D0 (en) * | 1993-07-01 | 1993-08-18 | Glaxo Group Ltd | Method and apparatus for the formation of particles |
| NZ276277A (en) * | 1993-11-08 | 1998-04-27 | Gillette Co | Antiperspirant compound, in aerogel form, being an aluminium salt, a zirconium salt or an aluminium-zirconium salt |
| US6051256A (en) * | 1994-03-07 | 2000-04-18 | Inhale Therapeutic Systems | Dispersible macromolecule compositions and methods for their preparation and use |
| GB9413202D0 (en) * | 1994-06-30 | 1994-08-24 | Univ Bradford | Method and apparatus for the formation of particles |
| US5560543A (en) * | 1994-09-19 | 1996-10-01 | Board Of Regents, The University Of Texas System | Heat-resistant broad-bandwidth liquid droplet generators |
| MX9504934A (es) * | 1994-12-12 | 1997-01-31 | Morton Int Inc | Revestimientos en polvo de pelicula delgada lisa. |
| US5639475A (en) * | 1995-02-03 | 1997-06-17 | Eurand America, Incorporated | Effervescent microcapsules |
| US5874029A (en) * | 1996-10-09 | 1999-02-23 | The University Of Kansas | Methods for particle micronization and nanonization by recrystallization from organic solutions sprayed into a compressed antisolvent |
| JP3986086B2 (ja) | 1996-03-01 | 2007-10-03 | ザ ユニバーシティ オブ カンザス | 近臨界および超臨界反溶媒を用いる粒子析出方法および被覆方法 |
| GB9703673D0 (en) * | 1997-02-21 | 1997-04-09 | Bradford Particle Design Ltd | Method and apparatus for the formation of particles |
| GB9800936D0 (en) * | 1997-05-10 | 1998-03-11 | Univ Nottingham | Biofunctional polymers |
| GB9810559D0 (en) * | 1998-05-15 | 1998-07-15 | Bradford Particle Design Ltd | Method and apparatus for particle formation |
| GB9915975D0 (en) * | 1999-07-07 | 1999-09-08 | Bradford Particle Design Ltd | Method for the formation of particles |
| US6620351B2 (en) * | 2000-05-24 | 2003-09-16 | Auburn University | Method of forming nanoparticles and microparticles of controllable size using supercritical fluids with enhanced mass transfer |
| FR2815540B1 (fr) * | 2000-10-19 | 2005-06-10 | Separex Sa | Procede de fabrication de tres fines particules constituees d'un principe insere dans une molecule hote |
| GB0027357D0 (en) * | 2000-11-09 | 2000-12-27 | Bradford Particle Design Plc | Particle formation methods and their products |
| GB0117696D0 (en) * | 2001-07-20 | 2001-09-12 | Bradford Particle Design Plc | Particle information |
| WO2004098561A2 (en) * | 2003-05-08 | 2004-11-18 | Nektar Therapeutics Uk Ltd | Particulate materials |
-
1998
- 1998-05-15 GB GBGB9810559.6A patent/GB9810559D0/en not_active Ceased
-
1999
- 1999-04-29 MX MXPA00011185A patent/MXPA00011185A/es active IP Right Grant
- 1999-04-29 US US09/700,441 patent/US6576262B1/en not_active Expired - Lifetime
- 1999-04-29 AT AT99919410T patent/ATE232754T1/de not_active IP Right Cessation
- 1999-04-29 ES ES99919410T patent/ES2193700T3/es not_active Expired - Lifetime
- 1999-04-29 CA CA002329902A patent/CA2329902C/en not_active Expired - Lifetime
- 1999-04-29 DE DE69905460T patent/DE69905460T2/de not_active Expired - Lifetime
- 1999-04-29 WO PCT/GB1999/001337 patent/WO1999059710A1/en not_active Ceased
- 1999-04-29 EP EP99919410A patent/EP1077760B1/en not_active Expired - Lifetime
- 1999-04-29 AU AU37209/99A patent/AU751106B2/en not_active Ceased
- 1999-04-29 JP JP2000549367A patent/JP2002515324A/ja active Pending
- 1999-04-29 DK DK99919410T patent/DK1077760T3/da active
-
2003
- 2003-06-10 US US10/458,792 patent/US20040071783A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| DE69905460T2 (de) | 2004-02-26 |
| DK1077760T3 (da) | 2003-06-16 |
| WO1999059710A1 (en) | 1999-11-25 |
| DE69905460D1 (de) | 2003-03-27 |
| EP1077760A1 (en) | 2001-02-28 |
| JP2002515324A (ja) | 2002-05-28 |
| ATE232754T1 (de) | 2003-03-15 |
| US20040071783A1 (en) | 2004-04-15 |
| GB9810559D0 (en) | 1998-07-15 |
| AU3720999A (en) | 1999-12-06 |
| US6576262B1 (en) | 2003-06-10 |
| MXPA00011185A (es) | 2003-05-19 |
| CA2329902A1 (en) | 1999-11-25 |
| ES2193700T3 (es) | 2003-11-01 |
| AU751106B2 (en) | 2002-08-08 |
| EP1077760B1 (en) | 2003-02-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2329902C (en) | Methods and apparatus for particle formation | |
| AU773548B2 (en) | Method of particle formation | |
| US5851453A (en) | Method and apparatus for the formation of particles | |
| US5795594A (en) | Salmeterol xinafoate with controlled particle size | |
| US20020010982A1 (en) | Method and apparatus for the formation of particles | |
| AU2002314390B2 (en) | Method and apparatus for preparing particles | |
| WO1998036825A1 (en) | Method & apparatus for the formation of particles | |
| EP1583604A1 (en) | Process for particle formation | |
| US7767118B2 (en) | Nanoparticles from supercritical fluid antisolvent process using particle growth and agglomeration retardants | |
| GB2339165A (en) | Method and apparatus for particle formation using supercritical fluids | |
| EP2204230A1 (en) | Method for preparation of particles | |
| Bolten et al. | NOVEL MATERIALS FOR CONTROLLED RELEASE (CPD) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20190429 |