ZA200302225B - Method of isolating and drying microparticles (microspheres or microcapsules) initially dispersed or suspended in liquid phase. - Google Patents
Method of isolating and drying microparticles (microspheres or microcapsules) initially dispersed or suspended in liquid phase. Download PDFInfo
- Publication number
- ZA200302225B ZA200302225B ZA200302225A ZA200302225A ZA200302225B ZA 200302225 B ZA200302225 B ZA 200302225B ZA 200302225 A ZA200302225 A ZA 200302225A ZA 200302225 A ZA200302225 A ZA 200302225A ZA 200302225 B ZA200302225 B ZA 200302225B
- Authority
- ZA
- South Africa
- Prior art keywords
- container
- chamber
- filtration
- freeze
- liquid phase
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 24
- 239000007791 liquid phase Substances 0.000 title claims description 18
- 239000011859 microparticle Substances 0.000 title claims description 16
- 238000001035 drying Methods 0.000 title claims description 9
- 239000004005 microsphere Substances 0.000 title description 18
- 239000003094 microcapsule Substances 0.000 title description 7
- 238000001914 filtration Methods 0.000 claims description 33
- 238000004108 freeze drying Methods 0.000 claims description 20
- 238000002360 preparation method Methods 0.000 claims description 8
- 238000007790 scraping Methods 0.000 claims description 4
- 239000000047 product Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000036512 infertility Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 235000011837 pasties Nutrition 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Natural products OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229940072056 alginate Drugs 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005354 coacervation Methods 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 239000006194 liquid suspension Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920001606 poly(lactic acid-co-glycolic acid) Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000935 solvent evaporation Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/11—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
- B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/52—Regenerating the filter material in the filter by forces created by movement of the filter element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
- B01D33/66—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating
- B01D33/663—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating by direct contact with a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
- B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
- B01D33/66—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating
- B01D33/666—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating by indirect heat-exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/802—Device for changing the inclination of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/28—Position of the filtering element
- B01D2201/282—Filtering elements with a horizontal rotation or symmetry axis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Drying Of Solid Materials (AREA)
- Filtration Of Liquid (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0012027A FR2814089B1 (fr) | 2000-09-21 | 2000-09-21 | Procede pour isoler et secher des microparticules (microspheres ou microcapsules) initialement dispersees ou suspendues en phase liquide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200302225B true ZA200302225B (en) | 2003-10-03 |
Family
ID=8854525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200302225A ZA200302225B (en) | 2000-09-21 | 2003-03-20 | Method of isolating and drying microparticles (microspheres or microcapsules) initially dispersed or suspended in liquid phase. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US7354514B2 (ja) |
| EP (1) | EP1412049B1 (ja) |
| JP (1) | JP5138143B2 (ja) |
| KR (1) | KR100766640B1 (ja) |
| CN (1) | CN1221301C (ja) |
| AT (1) | ATE293001T1 (ja) |
| AU (2) | AU9197001A (ja) |
| CA (1) | CA2423197C (ja) |
| DE (1) | DE60110130T2 (ja) |
| ES (1) | ES2237600T3 (ja) |
| FR (1) | FR2814089B1 (ja) |
| IL (2) | IL155020A0 (ja) |
| MX (1) | MXPA03002451A (ja) |
| NO (1) | NO324151B1 (ja) |
| WO (1) | WO2002024305A1 (ja) |
| ZA (1) | ZA200302225B (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008055291A1 (en) * | 2006-11-08 | 2008-05-15 | Paltronics Australasia Pty Limited | A secondary game system, a gaming system and a method of providing at least one secondary game in a gaming system |
| US8932127B2 (en) | 2006-11-08 | 2015-01-13 | Paltronics Australasia Pty Limited | Secondary game system for a gaming terminal network |
| US9178757B2 (en) | 2013-12-31 | 2015-11-03 | General Electric Company | Serial link fault detection system and method |
| US11261473B2 (en) * | 2014-07-23 | 2022-03-01 | Roche Diabetes Care, Inc. | Method and apparatus for generation of microparticles containing immobilized enzyme |
| KR101642349B1 (ko) | 2015-03-06 | 2016-07-26 | 창성소프트젤 주식회사 | 접합선이 없는 시임리스 캡슐용 건조장치 |
| CN110453199B (zh) * | 2019-09-11 | 2024-04-23 | 光驰科技(上海)有限公司 | 一种原子层沉积设备用工艺残余气体的过滤装置 |
| CN110715538A (zh) * | 2019-11-15 | 2020-01-21 | 快思瑞科技(上海)有限公司 | 可膨胀微球干燥系统和方法 |
| CN112642212B (zh) * | 2020-09-25 | 2022-11-25 | 长沙市建设发展工程有限公司 | 一种绿色建筑水资源循环利用装置 |
| CA3173146C (en) * | 2020-11-16 | 2023-10-31 | Joel Peter LENNON-MEYER | Continuous throughput lyophilizer/powder filler within a sterile boundary |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB286855A (en) * | 1927-02-10 | 1928-03-15 | Edward Charles Elsmore | Improvements in or relating to centrifugal apparatus for the treatment of sludge |
| DE505887C (de) * | 1927-03-16 | 1930-08-27 | Buckau R Wolf Akt Ges Maschf | Heizbares Schwenk-Ruehrwerk fuer Drehfilter |
| US3952541A (en) | 1968-11-05 | 1976-04-27 | Mario Rigoli | Apparatus for quick freezing of aqueous solutions or suspensions to be submitted to lyophilization |
| JPS5014386B1 (ja) * | 1968-11-21 | 1975-05-27 | ||
| FR2298777A2 (fr) * | 1975-01-22 | 1976-08-20 | Air Liquide | Appareil de lyophilisation |
| FR2383412A1 (fr) | 1977-03-11 | 1978-10-06 | Usifroid | Congelateur rotatif pour lyophilisateur ou analogue |
| US4248709A (en) * | 1979-09-07 | 1981-02-03 | Robert Irving | Method of filtering sewer scum and apparatus therefor |
| JPS6186913A (ja) * | 1984-10-04 | 1986-05-02 | Ulvac Corp | 回転真空濾過乾燥装置 |
| JP2579755B2 (ja) * | 1986-07-17 | 1997-02-12 | 塩野義製薬株式会社 | 新規懸濁性農薬製剤 |
| JPS63116712A (ja) * | 1986-10-31 | 1988-05-21 | Nippon Shiyuumatsuhaa Kk | 分離乾燥装置 |
| JPH01184008A (ja) * | 1988-01-19 | 1989-07-21 | Nissen Corp | 濾過乾燥装置 |
| DE4006015A1 (de) | 1990-02-26 | 1991-09-05 | Leybold Ag | Gefriertrocknungseinrichtung |
| GB9505523D0 (en) | 1995-03-18 | 1995-05-03 | Wellcome Found | Lyophilization process |
| ATE283346T1 (de) * | 1995-09-22 | 2004-12-15 | Us Gov Health & Human Serv | Gefäss zur trocknung von biologischer proben, verfahren zur herstellung desselben und verfahren zu seinem gebrauch |
| DE19654134C2 (de) * | 1996-04-25 | 2003-08-07 | Messer Griesheim Gmbh | Verfahren und Einrichtung zum Gefriertrocknen |
| US5858531A (en) * | 1996-10-24 | 1999-01-12 | Bio Syntech | Method for preparation of polymer microparticles free of organic solvent traces |
-
2000
- 2000-09-21 FR FR0012027A patent/FR2814089B1/fr not_active Expired - Fee Related
-
2001
- 2001-09-21 AT AT01972181T patent/ATE293001T1/de not_active IP Right Cessation
- 2001-09-21 IL IL15502001A patent/IL155020A0/xx active IP Right Grant
- 2001-09-21 MX MXPA03002451A patent/MXPA03002451A/es active IP Right Grant
- 2001-09-21 KR KR1020037004143A patent/KR100766640B1/ko active IP Right Grant
- 2001-09-21 CN CNB018176429A patent/CN1221301C/zh not_active Expired - Fee Related
- 2001-09-21 ES ES01972181T patent/ES2237600T3/es not_active Expired - Lifetime
- 2001-09-21 AU AU9197001A patent/AU9197001A/xx active Pending
- 2001-09-21 US US10/381,001 patent/US7354514B2/en not_active Expired - Fee Related
- 2001-09-21 WO PCT/FR2001/002943 patent/WO2002024305A1/fr active IP Right Grant
- 2001-09-21 CA CA002423197A patent/CA2423197C/fr not_active Expired - Lifetime
- 2001-09-21 DE DE60110130T patent/DE60110130T2/de not_active Expired - Lifetime
- 2001-09-21 EP EP01972181A patent/EP1412049B1/fr not_active Expired - Lifetime
- 2001-09-21 JP JP2002528369A patent/JP5138143B2/ja not_active Expired - Fee Related
- 2001-09-21 AU AU2001291970A patent/AU2001291970B2/en not_active Ceased
-
2003
- 2003-03-20 NO NO20031298A patent/NO324151B1/no not_active IP Right Cessation
- 2003-03-20 IL IL155020A patent/IL155020A/en unknown
- 2003-03-20 ZA ZA200302225A patent/ZA200302225B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU9197001A (en) | 2002-04-02 |
| EP1412049B1 (fr) | 2005-04-13 |
| JP5138143B2 (ja) | 2013-02-06 |
| US7354514B2 (en) | 2008-04-08 |
| CA2423197C (fr) | 2008-04-22 |
| AU2001291970B2 (en) | 2006-08-17 |
| ATE293001T1 (de) | 2005-04-15 |
| CN1469767A (zh) | 2004-01-21 |
| IL155020A0 (en) | 2003-10-31 |
| NO324151B1 (no) | 2007-09-03 |
| WO2002024305A1 (fr) | 2002-03-28 |
| ES2237600T3 (es) | 2005-08-01 |
| FR2814089B1 (fr) | 2003-07-04 |
| JP2004522925A (ja) | 2004-07-29 |
| EP1412049A1 (fr) | 2004-04-28 |
| IL155020A (en) | 2006-07-05 |
| CN1221301C (zh) | 2005-10-05 |
| US20040009230A1 (en) | 2004-01-15 |
| KR20030041993A (ko) | 2003-05-27 |
| NO20031298L (no) | 2003-05-21 |
| NO20031298D0 (no) | 2003-03-20 |
| MXPA03002451A (es) | 2004-12-06 |
| KR100766640B1 (ko) | 2007-10-15 |
| CA2423197A1 (fr) | 2002-03-28 |
| DE60110130D1 (de) | 2005-05-19 |
| DE60110130T2 (de) | 2006-03-02 |
| FR2814089A1 (fr) | 2002-03-22 |
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