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CH396846A - Process for reducing the permeability of coatings - Google Patents

Process for reducing the permeability of coatings

Info

Publication number
CH396846A
CH396846A CH8206259A CH8206259A CH396846A CH 396846 A CH396846 A CH 396846A CH 8206259 A CH8206259 A CH 8206259A CH 8206259 A CH8206259 A CH 8206259A CH 396846 A CH396846 A CH 396846A
Authority
CH
Switzerland
Prior art keywords
coatings
permeability
reducing
Prior art date
Application number
CH8206259A
Other languages
German (de)
Inventor
Hugo Jensen Erik
Original Assignee
Ncr Co
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 Ncr Co filed Critical Ncr Co
Publication of CH396846A publication Critical patent/CH396846A/en

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
    • A61K9/5089—Processes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CH8206259A 1958-12-22 1959-12-19 Process for reducing the permeability of coatings CH396846A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78193258A 1958-12-22 1958-12-22

Publications (1)

Publication Number Publication Date
CH396846A true CH396846A (en) 1965-08-15

Family

ID=25124420

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8206259A CH396846A (en) 1958-12-22 1959-12-19 Process for reducing the permeability of coatings

Country Status (2)

Country Link
CH (1) CH396846A (en)
GB (1) GB930421A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501423A (en) * 1966-03-29 1970-03-17 Firestone Tire & Rubber Co Liquid vulcanizable rubber composition of matter
US4464434A (en) * 1978-03-13 1984-08-07 Celanese Corporation Microencapsulated alkaloidal material and method of producing same
FR2624012B1 (en) * 1987-12-07 1991-05-31 Fdb Ste Civile Rech NEW PHARMACEUTICAL COMPOSITIONS WITH HYPNOTIC ACTION BASED ON CHLORAL HYDRATE
HUP0104031A3 (en) * 1998-11-12 2003-03-28 Fmc Corp Novel process to prepare microencapsulated formulations
FR2825293B1 (en) * 2001-06-05 2004-05-07 Coletica SOLID WATER INSOLUBLE PARTICLES TREATED, PREPARATION AND USE
CN112237295B (en) * 2020-11-16 2022-03-25 云南中烟工业有限责任公司 Transparent solid tobacco tar with high liquid holding capacity

Also Published As

Publication number Publication date
GB930421A (en) 1963-07-03

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