GB8811300D0 - Microencapsulation - Google Patents

Microencapsulation

Info

Publication number
GB8811300D0
GB8811300D0 GB888811300A GB8811300A GB8811300D0 GB 8811300 D0 GB8811300 D0 GB 8811300D0 GB 888811300 A GB888811300 A GB 888811300A GB 8811300 A GB8811300 A GB 8811300A GB 8811300 D0 GB8811300 D0 GB 8811300D0
Authority
GB
United Kingdom
Prior art keywords
microencapsulation
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.)
Withdrawn
Application number
GB888811300A
Other versions
GB2204553A (en
Inventor
Graham Robert Chilvers
Allan Patrick Gunning
Victor John Morris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of GB8811300D0 publication Critical patent/GB8811300D0/en
Publication of GB2204553A publication Critical patent/GB2204553A/en
Withdrawn legal-status Critical Current

Links

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
    • 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
    • B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
    • 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
    • A61K9/5052—Proteins, e.g. albumin
    • A61K9/5057—Gelatin

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
GB08811300A 1987-05-13 1988-05-12 Microencapsulation Withdrawn GB2204553A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878711298A GB8711298D0 (en) 1987-05-13 1987-05-13 Microencapsulation

Publications (2)

Publication Number Publication Date
GB8811300D0 true GB8811300D0 (en) 1988-06-15
GB2204553A GB2204553A (en) 1988-11-16

Family

ID=10617265

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878711298A Pending GB8711298D0 (en) 1987-05-13 1987-05-13 Microencapsulation
GB08811300A Withdrawn GB2204553A (en) 1987-05-13 1988-05-12 Microencapsulation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878711298A Pending GB8711298D0 (en) 1987-05-13 1987-05-13 Microencapsulation

Country Status (5)

Country Link
AU (1) AU1705688A (en)
GB (2) GB8711298D0 (en)
NZ (1) NZ224387A (en)
WO (1) WO1988008747A1 (en)
ZA (1) ZA882773B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2042529C (en) * 1990-08-10 2002-07-30 Chokyun Rha Polysaccharide article and uses therefor
DE4310076A1 (en) * 1993-03-27 1994-09-29 Boehringer Ingelheim Kg Suspension formulations

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK129561B (en) * 1968-08-03 1974-10-28 Fuji Photo Film Co Ltd Process for the production of oily microcapsules.
FR1599886A (en) * 1968-12-02 1970-07-20
GB8318403D0 (en) * 1983-07-07 1983-08-10 Sutherland I W Gel-forming polysaccharides

Also Published As

Publication number Publication date
ZA882773B (en) 1989-12-27
GB8711298D0 (en) 1987-06-17
WO1988008747A1 (en) 1988-11-17
NZ224387A (en) 1989-10-27
AU1705688A (en) 1988-12-06
GB2204553A (en) 1988-11-16

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)