HK1001965A1 - Aqueous solvent encapsulation method and microcapsules - Google Patents

Aqueous solvent encapsulation method and microcapsules

Info

Publication number
HK1001965A1
HK1001965A1 HK98100802A HK98100802A HK1001965A1 HK 1001965 A1 HK1001965 A1 HK 1001965A1 HK 98100802 A HK98100802 A HK 98100802A HK 98100802 A HK98100802 A HK 98100802A HK 1001965 A1 HK1001965 A1 HK 1001965A1
Authority
HK
Hong Kong
Prior art keywords
microcapsules
amine
salt
aqueous
anionic polymer
Prior art date
Application number
HK98100802A
Other languages
English (en)
Inventor
Fred H Clark
Paul A Offit
Tully J Speaker
Original Assignee
Univ Temple
Philadelphia Children Hospital
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.)
Filing date
Publication date
Application filed by Univ Temple, Philadelphia Children Hospital filed Critical Univ Temple
Publication of HK1001965A1 publication Critical patent/HK1001965A1/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/12—Viral antigens
    • A61K39/15—Reoviridae, e.g. calf diarrhea virus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/12—Viral antigens
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/12—Viral antigens
    • A61K39/275—Poxviridae, e.g. avipoxvirus
    • A61K39/285—Vaccinia virus or variola virus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K39/39—Medicinal preparations containing antigens or antibodies characterised by the immunostimulating additives, e.g. chemical adjuvants
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • A61K9/5047—Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/54—Medicinal preparations containing antigens or antibodies characterised by the route of administration
    • A61K2039/541—Mucosal route
    • A61K2039/542—Mucosal route oral/gastrointestinal
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/555—Medicinal preparations containing antigens or antibodies characterised by a specific combination antigen/adjuvant
    • A61K2039/55511—Organic adjuvants
    • A61K2039/55555—Liposomes; Vesicles, e.g. nanoparticles; Spheres, e.g. nanospheres; Polymers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/555—Medicinal preparations containing antigens or antibodies characterised by a specific combination antigen/adjuvant
    • A61K2039/55511—Organic adjuvants
    • A61K2039/55583—Polysaccharides
    • 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
    • A61K9/5089—Processes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2710/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA dsDNA viruses
    • C12N2710/00011—Details
    • C12N2710/24011—Poxviridae
    • C12N2710/24111—Orthopoxvirus, e.g. vaccinia virus, variola
    • C12N2710/24134—Use of virus or viral component as vaccine, e.g. live-attenuated or inactivated virus, VLP, viral protein
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2720/00—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA dsRNA viruses
    • C12N2720/00011—Details
    • C12N2720/12011—Reoviridae
    • C12N2720/12311—Rotavirus, e.g. rotavirus A
    • C12N2720/12334—Use of virus or viral component as vaccine, e.g. live-attenuated or inactivated virus, VLP, viral protein

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Virology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Mycology (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
HK98100802A 1994-04-15 1998-02-04 Aqueous solvent encapsulation method and microcapsules HK1001965A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US22848194A 1994-04-15 1994-04-15
US22952094A 1994-04-18 1994-04-18
US22928394A 1994-04-18 1994-04-18
PCT/US1995/004711 WO1995028227A1 (en) 1994-04-15 1995-04-17 Aqueous solvent encapsulation method, apparatus and microcapsules

Publications (1)

Publication Number Publication Date
HK1001965A1 true HK1001965A1 (en) 1998-07-24

Family

ID=27397849

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98100802A HK1001965A1 (en) 1994-04-15 1998-02-04 Aqueous solvent encapsulation method and microcapsules

Country Status (8)

Country Link
EP (1) EP0804283B1 (de)
JP (1) JPH10500889A (de)
AT (1) ATE235959T1 (de)
AU (1) AU2386595A (de)
CA (1) CA2187768A1 (de)
DE (1) DE69530227T2 (de)
HK (1) HK1001965A1 (de)
WO (1) WO1995028227A1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE192334T1 (de) * 1995-11-09 2000-05-15 Microbiological Res Authority Mikroverkapselte dna zur impfung und gentherapie
AU3866397A (en) * 1996-08-20 1998-03-06 Freund Industrial Co. Ltd. Microspheres containing immunogens, process for producing the same, and method for immunizing animals with the use of the same
WO2000053787A1 (en) 1999-03-08 2000-09-14 Id-Lelystad, Instituut Voor Dierhouderij En Dierg Ezondheid B.V. Prrsv vaccines
EP0839912A1 (de) 1996-10-30 1998-05-06 Instituut Voor Dierhouderij En Diergezondheid (Id-Dlo) Ansteckende Klone von RNA-Viren und darauf basierende Impfstoffe und diagnostisches Verfahren
DK0873752T3 (da) * 1997-04-23 2004-05-10 Pfizer Vandigt oplösningsmiddel-baseret indkapsling af vaccine af en bovint herpesvirus type-1-underenhed
CA2440933A1 (en) 1998-12-22 2000-06-22 Pfizer Products Inc. An infectious cdna clone of north american porcine reproductive and respiratory syndrome (prrs) virus and uses thereof
US7132106B2 (en) 1998-12-22 2006-11-07 Pfizer Inc. Infectious cDNA clone of North American porcine reproductive and respiratory syndrome (PRRS) virus and uses thereof
US7618797B2 (en) 1998-12-22 2009-11-17 Pfizer Inc Infectious cDNA clone of North American porcine reproductive and respiratory syndrome (PRRS) virus and uses thereof
US7691389B2 (en) 1998-12-22 2010-04-06 Pfizer Inc Infectious cDNA clone of north american porcine reproductive and respiratory syndrome (PRRS) virus and uses thereof
DE60017211T2 (de) 1999-02-17 2005-06-02 Pfizer Products Inc., Groton Fusionsproteine mit Trägern welche eine doppelte Immunantwort induzieren
JP4778620B2 (ja) 1999-04-22 2011-09-21 ユナイテッド ステイツ デパートメント オブ アグリカルチャー 分離株ｊａ−１４２に基づく、豚繁殖・呼吸障害症候群ワクチン
KR20070028547A (ko) 2004-06-18 2007-03-12 리전츠 오브 더 유니버스티 오브 미네소타 바이러스에 감염되고 백신접종된 생물의 동정
US7632636B2 (en) 2004-09-21 2009-12-15 Boehringer Ingelheim Vetmedica, Inc. Porcine reproductive and respiratory syndrome isolates and methods of use
DE102005011367B4 (de) * 2005-03-11 2010-12-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung von Cellulosesulfat mit verbesserten Eigenschaften
UA95778C2 (ru) 2005-06-24 2011-09-12 Риджентс Оф Зе Юниверсити Оф Миннесота Вирусы репродуктивно-респираторного синдрома свиней, их инфекционные клоны и мутанты и способы применения
CN102256997A (zh) 2008-10-16 2011-11-23 美国辉瑞有限公司 细环病毒分离株和组合物
US9814657B2 (en) 2009-04-27 2017-11-14 Premier Dental Products Company Buffered microencapsulated compositions and methods
US10688026B2 (en) 2009-04-27 2020-06-23 Premier Dental Products Company Buffered microencapsulated compositions and methods
AR078253A1 (es) 2009-09-02 2011-10-26 Boehringer Ingelheim Vetmed Metodos para reducir la actividad antivirica en composiciones pcv-2 y composiciones pcv-2 con mejor inmunogenicidad
US8846388B2 (en) 2009-10-16 2014-09-30 Zoetis Llc Infectious clones of torque teno virus
JP5858451B2 (ja) * 2010-06-29 2016-02-10 国立大学法人 岡山大学 ヒドロゲルカプセルの製造方法
UA108902C2 (uk) 2010-11-10 2015-06-25 Вірус північноамериканського репродуктивного та респіраторного синдрому свиней (prrs) та його застосування
KR101983980B1 (ko) 2011-02-17 2019-05-30 베링거잉겔하임베트메디카게엠베하 Ｐｒｒｓｖ의 상업적 규모의 제조 방법
KR102183276B1 (ko) 2011-02-17 2020-11-26 베링거잉겔하임베트메디카게엠베하 신규 유럽형 ｐｒｒｓｖ 스트레인
US20140286980A1 (en) 2011-06-08 2014-09-25 Zoetis Llc Infectious clones of torque teno virus
EP2737058A1 (de) 2011-07-29 2014-06-04 Boehringer Ingelheim Vetmedica GmbH Infektiöser cdna-klon des europäischen prrs-virus und verwendungen dafür
US9187731B2 (en) 2011-07-29 2015-11-17 Boehringer Ingelheim Vetmedica Gmbh PRRS virus inducing type I interferon in susceptible cells
MX2014013964A (es) 2012-05-17 2015-03-04 Zoetis Llc Vacunacion eficaz contral el virus del sindrome reproductivo y respiratorio porcino (prrs) antes del destete.
CN105073130A (zh) 2013-03-15 2015-11-18 勃林格殷格翰动物保健公司 猪生殖与呼吸综合征病毒、组合物、疫苗及使用方法
US10149826B2 (en) 2015-01-20 2018-12-11 Hyalo Technologies, LLC Method of preparing microspheres
GB2539006A (en) * 2015-06-03 2016-12-07 Ewos Innovation As Functional feed
EP3432922B1 (de) 2016-03-21 2020-02-19 South Dakota Board of Regents Orf-virusbasierte plattform für die verabreichung von impfstoffen
CN108013491B (zh) * 2016-11-04 2023-09-15 内蒙古伊利实业集团股份有限公司 一种趣味珠生产设备及方法
JP7129978B2 (ja) 2016-12-14 2022-09-02 ゾエティス・サービシーズ・エルエルシー 豚繁殖・呼吸障害症候群（ｐｒｒｓ）ウイルスの欧州株に対抗する離乳前の効果的なワクチン接種
CA3131030A1 (en) * 2019-02-21 2020-08-27 Sushanta Mitra Liquid encapsulation method and compositions and uses related thereto
CN111149922B (zh) * 2020-01-15 2023-05-16 烟台市三维饲料有限公司 一种具有免疫、生长促进功能的脾脏源饲料添加剂及其制备方法与应用
CN114315985A (zh) 2020-09-29 2022-04-12 硕腾服务有限责任公司 减毒猪流行性腹泻病毒
CN115216451A (zh) 2021-04-16 2022-10-21 硕腾服务有限责任公司 伪狂犬病病毒疫苗

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352883A (en) * 1979-03-28 1982-10-05 Damon Corporation Encapsulation of biological material
US5093198A (en) * 1987-06-19 1992-03-03 Temple University Adjuvant-enhanced sustained release composition and method for making
DE3870061D1 (de) * 1987-06-19 1992-05-21 Univ Temple Mikrokapseln mit gelenkter freigabe und verfahren zu deren herstellung.
US4917892A (en) * 1988-06-28 1990-04-17 Temple University Encapsulated topical delivery system
WO1993001806A1 (en) * 1991-07-23 1993-02-04 Temple University Of The Commonwealth System Of Higher Education Encapsulated perfluorocarbons

Also Published As

Publication number Publication date
WO1995028227A1 (en) 1995-10-26
DE69530227T2 (de) 2004-04-01
AU2386595A (en) 1995-11-10
JPH10500889A (ja) 1998-01-27
EP0804283B1 (de) 2003-04-02
ATE235959T1 (de) 2003-04-15
EP0804283A1 (de) 1997-11-05
EP0804283A4 (de) 1997-11-12
DE69530227D1 (de) 2003-05-08
CA2187768A1 (en) 1995-10-26

Similar Documents

Publication Publication Date Title
HK1001965A1 (en) Aqueous solvent encapsulation method and microcapsules
EP0614922A3 (de) Verfahren zur Herstellung einer wässrigen Polymerisatdispersion.
EP0657478A3 (de) Verfahren zur Herstellung von wasserlösliche Polymer dispersionen.
CA2127581A1 (fr) Procede de preparation de spherules
PL314633A1 (en) Method of obtaining a microcapsule composition, microcapsule composition as such, method of fighting against pests and pesticidal composition
IL107533A0 (en) N'-substituted-n, n'-diacylhydrazines their preparation and their use as insecticides
GB2124245B (en) Liquid detergent composition
WO2002049620A3 (en) Induced phase transition method for the production of microparticles containing hydrophobic active agents
HK1018689A1 (en) Method of producing morphologically uniform microcapsules.
CA2225286A1 (en) A composition comprising an active agent dissolved in a glass-forming carrier and a process for the preparation thereof
BR8805740A (pt) Processo para solidificacao ou encapsulacao de composicoes
GB0005016D0 (en) PVA-Containing compositions
ATE256458T1 (de) Verfahren zur mikroverkapselung von wasserlöslichen substanzen
CA2007380A1 (en) Liquid detergent composition containing enzyme and stabilization system
NO307952B1 (no) Oftalmologisk preparat samt fremgangsmÕte til fremstilling derav
WO2003013717A3 (en) Improvements in or relating to encapsulation
GB9220241D0 (en) Process
IL114488A0 (en) Amino acid-derived diaminopropanols
WO1990010436A3 (en) Membrane encapsulated essential oil
DE69100999T2 (de) Verfahren zur Verhinderung des Zusammenbackens von Pulver.
HUP0004386A3 (en) Methylenebisphosphonic acid derivatives, process for producing them and medicaments containing the same as active agent
CA2284111A1 (en) Process for production of l-methionine .gamma.-lyase crystals
EP1059285A3 (de) Verfahren zur Herstellung von 1,3-Diamino-2-propanol und 1,3-Diamino-2-propanon Derivativen
GB2363394B (en) Liquid peroxide bleach formulation
JPS53121007A (en) Surface active agent composition for cosmetics and detergents

Legal Events

Date Code Title Description
CHRG Changes in the register

Free format text: DELETION OF INVENTOR: CHARLOTTE A. MOSER; __

PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080417