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EP0441468A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Gas-containing microparticles composed of polyaldehydes as contrast agents

Assignee: Bayer Pharma AG
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Filing: 1991-02-11
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Granted: —
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Expires: 2011-02-11
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Abstract

Abstract Translated from German Mikropartikel bestehend aus bioabbaubaren Polymeren, dadurch gekennzeichnet, daß sie aufgebaut sind aus polymerisierbaren Aldehyden, die gewünschtenfalls zur Copolymerisation fähige Zusätze und/oder Crosslinker enthalten, gegebenenfalls Tensiden oder Tensidgemischen, Gasen und/oder leichtflüchtigen Flüssigkeiten in freier oder gebundener Form, Kopplungsagentien, gegebenenfalls über diese Kopplungsagenzien gebundenen Bio- oder Makromolekülen sowie gegebenenfalls diagnostisch oder therapeutisch wirksamen Bestandteilen, sind als Ultraschall-Kontrastmittel geeignet. Microparticles consisting of biodegradable polymers, characterized in that they are composed of polymerizable aldehydes which optionally contain additives and / or crosslinkers capable of copolymerization, optionally surfactants or surfactant mixtures, gases and / or volatile liquids in free or bound form, coupling agents, optionally bio- or bound via these coupling agents Macromolecules and optionally diagnostically or therapeutically active components, are suitable as ultrasound contrast agents.

Inventors

  • 👤 Georg Dr. Rössling
  • 👤 Celal Dr. Albayrak
  • 👤 Matthias Dr. Rothe
  • 👤 Joachim Dr. Siegert

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 23:26
CPC Classifications
C; C08; C08G; C08G6/00; A; A61; A61K; A61K49/00; A61K49/22; A61K49/222; A61K49/223; A61K49/225; A61K9/00; A61K9/14; A61K9/16; A61K9/1605; A61K9/1629; A61K9/1641; A61K9/167; A61K9/48; A61K9/50; A61K9/5005; A61K9/5021; A61K9/5031; A61K9/5094; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2985; Y10T428/2991

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