CH468832A - Process for the purification of polyvinylpyrrolidone-containing solutions which are suitable for the production of stable polyvinylpyrrolidone-containing solutions of therapeutically useful amines - Google Patents

Process for the purification of polyvinylpyrrolidone-containing solutions which are suitable for the production of stable polyvinylpyrrolidone-containing solutions of therapeutically useful amines

Info

Publication number
CH468832A
CH468832A CH1054664A CH1054664A CH468832A CH 468832 A CH468832 A CH 468832A CH 1054664 A CH1054664 A CH 1054664A CH 1054664 A CH1054664 A CH 1054664A CH 468832 A CH468832 A CH 468832A
Authority
CH
Switzerland
Prior art keywords
polyvinylpyrrolidone
containing solutions
purification
production
therapeutically useful
Prior art date
Application number
CH1054664A
Other languages
German (de)
Inventor
Renwanz Gerhard Ing Dr
Heinz-Joachim Dipl Chem Hinze
Jacobs Uwe
Karl Dr Med Credner
Original Assignee
Diwag Chemische Fabriken 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 Diwag Chemische Fabriken Gmbh filed Critical Diwag Chemische Fabriken Gmbh
Publication of CH468832A publication Critical patent/CH468832A/en

Links

Classifications

    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/006—Removal of residual monomers by chemical reaction, e.g. scavenging
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Dermatology (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CH1054664A 1963-08-13 1964-08-12 Process for the purification of polyvinylpyrrolidone-containing solutions which are suitable for the production of stable polyvinylpyrrolidone-containing solutions of therapeutically useful amines CH468832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0042229 1963-08-13

Publications (1)

Publication Number Publication Date
CH468832A true CH468832A (en) 1969-02-28

Family

ID=7046680

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1054664A CH468832A (en) 1963-08-13 1964-08-12 Process for the purification of polyvinylpyrrolidone-containing solutions which are suitable for the production of stable polyvinylpyrrolidone-containing solutions of therapeutically useful amines

Country Status (4)

Country Link
AT (1) AT260421B (en)
CH (1) CH468832A (en)
DE (1) DE1495466B2 (en)
FR (1) FR4549M (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0258854A1 (en) * 1986-09-03 1988-03-09 BASF Aktiengesellschaft Use of an adsorbent for the removal of vinylpyrrolidon from vinylpyrrolidon polymer solutions
EP0625994A1 (en) * 1992-02-10 1994-11-30 Isp Investments Inc. Purification of vinyl lactam polymers

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3966905A (en) * 1973-05-29 1976-06-29 Barnes-Hind Pharmaceuticals, Inc. Stabilized catechol amine solutions

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0258854A1 (en) * 1986-09-03 1988-03-09 BASF Aktiengesellschaft Use of an adsorbent for the removal of vinylpyrrolidon from vinylpyrrolidon polymer solutions
EP0625994A1 (en) * 1992-02-10 1994-11-30 Isp Investments Inc. Purification of vinyl lactam polymers
EP0625994A4 (en) * 1992-02-10 1995-10-04 Isp Investments Inc Purification of vinyl lactam polymers.

Also Published As

Publication number Publication date
DE1495466B2 (en) 1970-07-23
DE1495466A1 (en) 1969-01-23
FR4549M (en) 1966-11-02
AT260421B (en) 1968-03-11

Similar Documents

Publication Publication Date Title
CH452892A (en) Process for the production of polyamide amides
CH514013A (en) Process for the production of nonwovens
CH468967A (en) Process for the production of amines
CH442272A (en) Process for the production of nitriles
AT251285B (en) Process for the production of polyamides
CH464958A (en) Process for the production of quaternary ammonium compounds
CH441211A (en) Process for the production of nonwovens
CH468832A (en) Process for the purification of polyvinylpyrrolidone-containing solutions which are suitable for the production of stable polyvinylpyrrolidone-containing solutions of therapeutically useful amines
AT252212B (en) Process for the production of dicarbinols
CH430750A (en) Process for the production of azapentanols
CH485659A (en) Process for the production of new amines
CH442263A (en) Continuous process for the production of adiponitrile
CH455786A (en) Process for the production of e-caprolactam
CH465208A (en) Process for the production of polyamide moldings
AT247358B (en) Process for the continuous production of ethyleneimine
AT279572B (en) Process for the production of ω-lactams
CH434226A (en) Process for the production of adiponitrile
CH448127A (en) Process for the production of amines
CH437247A (en) Process for the production of Ylenalen
CH463534A (en) Process for the production of amines
CH463533A (en) Process for the production of amines
AT257813B (en) Process for the production of nonwovens
AT241432B (en) Process for the production of new diamines
CH421137A (en) Process for the production of new amines
CH479630A (en) Process for the production of amine cyanoferrates