GB1409468A - Process for coating finely divided medicaments - Google Patents

Process for coating finely divided medicaments

Info

Publication number
GB1409468A
GB1409468A GB2187973A GB2187973A GB1409468A GB 1409468 A GB1409468 A GB 1409468A GB 2187973 A GB2187973 A GB 2187973A GB 2187973 A GB2187973 A GB 2187973A GB 1409468 A GB1409468 A GB 1409468A
Authority
GB
United Kingdom
Prior art keywords
coated
ethyl cellulose
mixture
solution
coating
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
Application number
GB2187973A
Other languages
English (en)
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.)
Sanol Schwarz GmbH
Original Assignee
Sanol Schwarz GmbH
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 Sanol Schwarz GmbH filed Critical Sanol Schwarz GmbH
Publication of GB1409468A publication Critical patent/GB1409468A/en
Expired 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/006—Coating of the granules without description of the process or the device by which the granules are obtained
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Glanulating (AREA)
GB2187973A 1972-05-17 1973-05-08 Process for coating finely divided medicaments Expired GB1409468A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2223896A DE2223896A1 (de) 1972-05-17 1972-05-17 Verfahren zum ueberziehen von feinteiligen arzneimitteln

Publications (1)

Publication Number Publication Date
GB1409468A true GB1409468A (en) 1975-10-08

Family

ID=5845047

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2187973A Expired GB1409468A (en) 1972-05-17 1973-05-08 Process for coating finely divided medicaments

Country Status (10)

Country Link
JP (1) JPS4941276A (US07321065-20080122-C00020.png)
AT (1) AT341675B (US07321065-20080122-C00020.png)
AU (1) AU475925B2 (US07321065-20080122-C00020.png)
CH (1) CH573749A5 (US07321065-20080122-C00020.png)
DE (1) DE2223896A1 (US07321065-20080122-C00020.png)
ES (1) ES414425A1 (US07321065-20080122-C00020.png)
FR (1) FR2184901B1 (US07321065-20080122-C00020.png)
GB (1) GB1409468A (US07321065-20080122-C00020.png)
NL (1) NL7306752A (US07321065-20080122-C00020.png)
ZA (1) ZA732923B (US07321065-20080122-C00020.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993013783A1 (en) * 1992-01-20 1993-07-22 Holm Christensen Boerge An iron-containing composition for the prevention of anaemia and a method for producing the composition
US5662922A (en) * 1992-01-20 1997-09-02 Christensen; Borge Holm Iron-containing composition for the prevention of anaemia and a method for producing the composition
EP2591772A1 (en) 2011-11-10 2013-05-15 Omya Development AG New coated controlled release active agent carriers
WO2013068478A1 (en) 2011-11-10 2013-05-16 Omya Development Ag New coated controlled release active agent carriers

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1561204A (en) * 1977-06-01 1980-02-13 Ici Ltd Sustained release pharmaceutical composition
JPS58513Y2 (ja) * 1978-07-31 1983-01-06 三田尻化学工業株式会社 非生活動物体用被包材
JPS5898131A (ja) * 1981-12-07 1983-06-10 Ricoh Co Ltd 粒状固体物質への樹脂被覆方法
JPS6020073A (ja) * 1983-07-15 1985-02-01 テイサン株式会社 製品ガス使用量の変動に追随可能なガス液化及び気化方法
JPH0774151B2 (ja) * 1987-10-12 1995-08-09 三井東圧化学株式会社 薬物の好ましくない官能的性質を隠蔽した散剤の製造方法
FI101344B (fi) † 1988-03-31 1998-06-15 Tanabe Seiyaku Co Menetelmä valmistaa valmiste, josta kontrolloidusti vapautuu farmaseut tisesti aktiivista ainetta
US5077051A (en) * 1990-04-10 1991-12-31 Warner-Lambert Company Sustained release of active agents from bioadhesive microcapsules
EP1909762A2 (en) * 2005-07-28 2008-04-16 Isp Investments Inc. Amorphous efavirenz and the production thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1258497A (fr) * 1959-04-30 1961-04-14 Wisconsin Alumni Res Found Procédé de granulation
FR1272687A (fr) * 1959-11-09 1961-09-29 Wisconsin Alumni Res Found Procédé d'enduction de particules
FR1332235A (fr) * 1962-07-03 1963-07-12 Abbott Lab Méthode pour l'enrobage des comprimés
BE757715A (fr) * 1969-10-21 1971-04-20 Ciba Geigy Revetement pour capsules en gelatine et procede pour leur preparation

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993013783A1 (en) * 1992-01-20 1993-07-22 Holm Christensen Boerge An iron-containing composition for the prevention of anaemia and a method for producing the composition
US5662922A (en) * 1992-01-20 1997-09-02 Christensen; Borge Holm Iron-containing composition for the prevention of anaemia and a method for producing the composition
EP2591772A1 (en) 2011-11-10 2013-05-15 Omya Development AG New coated controlled release active agent carriers
WO2013068478A1 (en) 2011-11-10 2013-05-16 Omya Development Ag New coated controlled release active agent carriers
US9579291B2 (en) 2011-11-10 2017-02-28 Omya International Ag Coated controlled release active agent carriers

Also Published As

Publication number Publication date
AT341675B (de) 1978-02-27
JPS4941276A (US07321065-20080122-C00020.png) 1974-04-18
CH573749A5 (US07321065-20080122-C00020.png) 1976-03-31
AU475925B2 (en) 1976-09-09
ATA414573A (de) 1977-06-15
FR2184901B1 (US07321065-20080122-C00020.png) 1976-11-12
NL7306752A (US07321065-20080122-C00020.png) 1973-11-20
DE2223896A1 (de) 1973-11-29
ES414425A1 (es) 1976-03-01
FR2184901A1 (US07321065-20080122-C00020.png) 1973-12-28
ZA732923B (en) 1974-04-24
AU5511973A (en) 1974-11-07

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee