ES8401331A1 - Un procedimiento para fabricar continuamente microcapsulas. - Google Patents
Un procedimiento para fabricar continuamente microcapsulas.Info
- Publication number
- ES8401331A1 ES8401331A1 ES518369A ES518369A ES8401331A1 ES 8401331 A1 ES8401331 A1 ES 8401331A1 ES 518369 A ES518369 A ES 518369A ES 518369 A ES518369 A ES 518369A ES 8401331 A1 ES8401331 A1 ES 8401331A1
- Authority
- ES
- Spain
- Prior art keywords
- conduit
- microcapsules
- continuously manufacturing
- wall formation
- methylol melamine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003094 microcapsule Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 3
- MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical compound NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 239000002775 capsule Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000004945 emulsification Methods 0.000 abstract 1
- 239000000839 emulsion Substances 0.000 abstract 1
- 229920000867 polyelectrolyte Polymers 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/165—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components characterised by the use of microcapsules; Special solvents for incorporating the ingredients
-
- 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
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/14—Polymerisation; cross-linking
- B01J13/18—In situ polymerisation with all reactants being present in the same phase
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2984—Microcapsule with fluid core [includes liposome]
- Y10T428/2985—Solid-walled microcapsule from synthetic polymer
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Medicinal Preparation (AREA)
- Containers Having Bodies Formed In One Piece (AREA)
- Color Printing (AREA)
- General Preparation And Processing Of Foods (AREA)
Abstract
PROCEDIMIENTO PARA FABRICAR CONTINUAMENTE MICROCAPSULAS.SE MEZCLAN CONJUNTAMENTE UNA MEZCLA DE UN MATERIAL PRECURSOR DE LA PARED DE LAS CAPSULAS, SOLUBLE EN AGUA, TAL COMO METILOL-MELAMINA MONOMERA O METILOL-MELAMINA ETERIFICADAS, SUS POLIMEROS DE PESO MOLECULAR BAJO O SUS MEZCLAS, PARTICULAS O GOTITAS DE UN MATERIAL DE NUCLEO DE CAPSULAS, SUSTANCIALMENTE INSOLUBLE EN AGUA, Y UN POLIELECTROLITO POLIMERO CARGADO NEGATIVAMENTE QUE TIENE UNA CADENA FUNDAMENTAL DE UN HIDROCARBURO ALIFATICO LINEAL CON UN PROMEDIO DE 2 GRUPOS CARBOXILO POR CADA 4 O 6 CARBONOSDE LA CADENA FUNDAMENTAL. SE HACE PASAR LA DISPERSION OBTENIDA A UN APARATO DE EMULSIFICACION Y LA EMULSION, ASI FORMADA, SE HACE PASAR CONTINUAMENTE A TRAVES DE UN REACTOR TUBULAR, A UNA TEMPERATURA DE 60 A 95JC, CON UN CAUDAL NO TURBULENTO Y UNA LONGITUD TALES QUE SE PRODUCE LA POLIMERIZACION DEL MATERIAL PRECURSOR DE LA PARED DE LAS CAPSULAS, OBTENIENDOSE UNA DISPERSION DE MICROCAPSULAS TERMINADAS.SE UTILIZAN EN SISTEMAS DE OBTENCION DE COPIAS, SENSIBLES A LA PRESION.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/332,385 US4454083A (en) | 1981-12-21 | 1981-12-21 | Continuous microencapsulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES8401331A1 true ES8401331A1 (es) | 1983-12-01 |
| ES518369A0 ES518369A0 (es) | 1983-12-01 |
Family
ID=23297992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES518369A Granted ES518369A0 (es) | 1981-12-21 | 1982-12-20 | Un procedimiento para fabricar continuamente microcapsulas. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4454083A (es) |
| EP (1) | EP0082635B1 (es) |
| JP (1) | JPS58112042A (es) |
| AT (1) | ATE28273T1 (es) |
| CA (1) | CA1188163A (es) |
| DE (1) | DE3276744D1 (es) |
| ES (1) | ES518369A0 (es) |
| FI (1) | FI71077C (es) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3532878A1 (de) * | 1985-09-14 | 1987-03-26 | Basf Ag | Kontinuierliches verfahren zur herstellung von mikrokapseln mit waenden aus melamin-formaldehydkondensaten in waessriger dispersion |
| US4978483A (en) * | 1987-09-28 | 1990-12-18 | Redding Bruce K | Apparatus and method for making microcapsules |
| CN1042015A (zh) * | 1988-10-11 | 1990-05-09 | 米德公司 | 包胶过程中改变内相的浓度制造包胶光敏组合物的方法 |
| JP2630501B2 (ja) * | 1990-11-19 | 1997-07-16 | 富士写真フイルム株式会社 | 乳化方法及び装置 |
| JP2729538B2 (ja) * | 1991-02-13 | 1998-03-18 | 富士写真フイルム株式会社 | マイクロカプセルの製造方法 |
| JP3164919B2 (ja) * | 1991-10-29 | 2001-05-14 | ゼロックス コーポレーション | 二色性ボールの形成方法 |
| JP3306095B2 (ja) * | 1992-05-25 | 2002-07-24 | 富士写真フイルム株式会社 | マイクロカプセルの製造方法 |
| US5340680A (en) * | 1992-09-10 | 1994-08-23 | Appleton Papers Inc. | Desensitizable record material |
| US5585438A (en) * | 1995-08-29 | 1996-12-17 | Esu; Charles S. | Remeltable thermoset resin |
| US6001312A (en) * | 1996-04-17 | 1999-12-14 | Wang; Taylor G. | Reactor for making uniform capsules |
| CA2304096C (en) * | 1997-09-18 | 2003-09-09 | Pacira Pharmaceuticals, Inc. | Sustained-release liposomal anesthetic compositions |
| AU752802C (en) | 1997-11-14 | 2006-04-13 | Pacira Pharmaceuticals, Inc. | Production of multivesicular liposomes |
| DE10010264A1 (de) * | 2000-03-02 | 2001-09-13 | Novosom Gmbh | Stabilisierte Liposomen und Hüllstrukturen |
| DE10049777A1 (de) * | 2000-10-09 | 2002-04-18 | Fraunhofer Ges Forschung | Mit einem Aminoplast mikroverkapselte Feststoffe und Verfahren zu deren Herstellung |
| ITMI20110784A1 (it) * | 2011-05-09 | 2012-11-10 | Sipcam Spa | Processo per l'ottenimento di microcapsule |
| KR102143571B1 (ko) * | 2013-07-02 | 2020-08-12 | 다이킨 고교 가부시키가이샤 | 전해질 용액 및 그 제조 방법, 연속 용해 장치, 전해질막, 전극 촉매층, 막 전극 접합체, 및 연료 전지 |
| US11278494B1 (en) | 2021-01-22 | 2022-03-22 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
| US11357727B1 (en) | 2021-01-22 | 2022-06-14 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
| US12151024B2 (en) | 2021-01-22 | 2024-11-26 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
| US11033495B1 (en) | 2021-01-22 | 2021-06-15 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
| EP4415713A4 (en) | 2021-10-14 | 2025-08-06 | Pacira Pharmaceuticals Inc | MULTIVESICULAR LIPOSOME FORMULATIONS OF BUPIVACAINE AND THEIR USES |
| US12156940B1 (en) | 2024-05-20 | 2024-12-03 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
| US12251472B1 (en) | 2024-05-20 | 2025-03-18 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
| US12280149B1 (en) | 2024-05-20 | 2025-04-22 | Pacira Pharmaceuticals, Inc. | Manufacturing of bupivacaine multivesicular liposomes |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2776267A (en) * | 1951-11-17 | 1957-01-01 | Interchem Corp | Spherical pigments and method of preparing same |
| US3577515A (en) * | 1963-12-13 | 1971-05-04 | Pennwalt Corp | Encapsulation by interfacial polycondensation |
| US3464926A (en) * | 1965-04-26 | 1969-09-02 | Pennwalt Corp | Process for encapsulation |
| US3812056A (en) * | 1972-07-05 | 1974-05-21 | Ncr | Continuous encapsulation |
| US3816331A (en) * | 1972-07-05 | 1974-06-11 | Ncr | Continuous encapsulation and device therefor |
| JPS5222829A (en) * | 1975-08-15 | 1977-02-21 | Hitachi Ltd | Method to identify the contact |
| GB1507739A (en) * | 1975-11-26 | 1978-04-19 | Wiggins Teape Ltd | Capsules |
| US4100103A (en) * | 1976-12-30 | 1978-07-11 | Ncr Corporation | Capsule manufacture |
| FR2413123A1 (fr) * | 1977-12-30 | 1979-07-27 | Philagro Sa | Procede d'encapsulation par polycondensation interfaciale |
| GB2073132B (en) * | 1980-04-08 | 1983-12-14 | Wiggins Teape Group Ltd | Production of microcapsules |
| US4396670A (en) * | 1980-04-08 | 1983-08-02 | The Wiggins Teape Group Limited | Process for the production of microcapsules |
| JPS5784740A (en) * | 1980-11-17 | 1982-05-27 | Jujo Paper Co Ltd | Preparation of microcapsule |
-
1981
- 1981-12-21 US US06/332,385 patent/US4454083A/en not_active Expired - Lifetime
-
1982
- 1982-11-26 CA CA000416519A patent/CA1188163A/en not_active Expired
- 1982-12-08 DE DE8282306552T patent/DE3276744D1/de not_active Expired
- 1982-12-08 AT AT82306552T patent/ATE28273T1/de not_active IP Right Cessation
- 1982-12-08 EP EP82306552A patent/EP0082635B1/en not_active Expired
- 1982-12-17 FI FI824350A patent/FI71077C/fi not_active IP Right Cessation
- 1982-12-20 ES ES518369A patent/ES518369A0/es active Granted
- 1982-12-21 JP JP57224768A patent/JPS58112042A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FI824350L (fi) | 1983-06-22 |
| FI71077C (fi) | 1986-11-24 |
| JPS58112042A (ja) | 1983-07-04 |
| DE3276744D1 (en) | 1987-08-20 |
| EP0082635B1 (en) | 1987-07-15 |
| ATE28273T1 (de) | 1987-08-15 |
| EP0082635A1 (en) | 1983-06-29 |
| CA1188163A (en) | 1985-06-04 |
| ES518369A0 (es) | 1983-12-01 |
| FI71077B (fi) | 1986-08-14 |
| JPH0346170B2 (es) | 1991-07-15 |
| US4454083A (en) | 1984-06-12 |
| FI824350A0 (fi) | 1982-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 20030923 |