CA2087273A1 - Polymeric films for forming capsule shells - Google Patents

Polymeric films for forming capsule shells

Info

Publication number
CA2087273A1
CA2087273A1 CA002087273A CA2087273A CA2087273A1 CA 2087273 A1 CA2087273 A1 CA 2087273A1 CA 002087273 A CA002087273 A CA 002087273A CA 2087273 A CA2087273 A CA 2087273A CA 2087273 A1 CA2087273 A1 CA 2087273A1
Authority
CA
Canada
Prior art keywords
cationic
composition according
anionic
moieties
polymer
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.)
Abandoned
Application number
CA002087273A
Other languages
English (en)
French (fr)
Inventor
David Farrar
Malcolm Hawe
Joyce C. Dougal
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.)
Ciba Specialty Chemicals Water Treatments Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2087273A1 publication Critical patent/CA2087273A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/11—Encapsulated compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8158—Homopolymers or copolymers of amides or imides, e.g. (meth) acrylamide; Compositions of derivatives of such polymers
    • 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
    • A61K9/4816—Wall or shell material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/10—Washing or bathing preparations

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Dermatology (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Cosmetics (AREA)
  • Medicinal Preparation (AREA)
CA002087273A 1990-06-14 1991-06-11 Polymeric films for forming capsule shells Abandoned CA2087273A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB909013307A GB9013307D0 (en) 1990-06-14 1990-06-14 Polymeric films for forming capsule shells
GB9013307.5 1990-06-14
PCT/GB1991/000930 WO1991019487A1 (en) 1990-06-14 1991-06-11 Polymeric films for forming capsule shells

Publications (1)

Publication Number Publication Date
CA2087273A1 true CA2087273A1 (en) 1991-12-15

Family

ID=10677626

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002087273A Abandoned CA2087273A1 (en) 1990-06-14 1991-06-11 Polymeric films for forming capsule shells

Country Status (4)

Country Link
EP (1) EP0533776A1 (de)
CA (1) CA2087273A1 (de)
GB (1) GB9013307D0 (de)
WO (1) WO1991019487A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5698155A (en) * 1991-05-31 1997-12-16 Gs Technologies, Inc. Method for the manufacture of pharmaceutical cellulose capsules
US6270795B1 (en) 1995-11-09 2001-08-07 Microbiological Research Authority Method of making microencapsulated DNA for vaccination and gene therapy
AU717113B2 (en) 1995-11-09 2000-03-16 Health Protection Agency Microencapsulated DNA for vaccination and gene therapy
JPH10316722A (ja) * 1997-05-15 1998-12-02 Sumitomo Chem Co Ltd グラフト共重合体ゴムの製造法およびポリプロピレン系樹脂組成物
GB9810236D0 (en) 1998-05-13 1998-07-08 Microbiological Res Authority Improvements relating to encapsulation of bioactive agents
US6406719B1 (en) 1998-05-13 2002-06-18 Microbiological Research Authority Encapsulation of bioactive agents
DE10012063A1 (de) 2000-03-14 2001-09-20 Basf Ag Weichkapseln enthaltend Polymerisate von Vinylestern und Polyethern, deren Verwendung und Herstellung
EP1462013A1 (de) * 2003-03-27 2004-09-29 Cognis Iberia, S.L. Mikrokapseln, bestehend aus einer Hüllmembran und einer Hydroxytyrosol enthaltenden Matrix
US9725684B2 (en) * 2011-02-25 2017-08-08 Milliken & Company Capsules and compositions comprising the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1605150A (de) * 1968-12-31 1973-03-16
AU494547B2 (en) * 1972-07-10 1977-10-20 Johnson & Johnson Hydrophilic random interpolymer compositions and method for making same
FR2436213A1 (fr) * 1978-09-13 1980-04-11 Oreal Composition de traitement des matieres fibreuses a base de polymeres cationiques et anioniques
FR2525107B1 (fr) * 1982-04-15 1986-04-18 Firmenich Cie Nouvelles preparations pour le bain en sachets hydrosolubles
DE3827561C1 (de) * 1988-08-13 1989-12-28 Lts Lohmann Therapie-Systeme Gmbh & Co Kg, 5450 Neuwied, De

Also Published As

Publication number Publication date
EP0533776A1 (de) 1993-03-31
WO1991019487A1 (en) 1991-12-26
GB9013307D0 (en) 1990-08-08

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Legal Events

Date Code Title Description
FZDE Discontinued