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EP0426055A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Copolymers from lactic acid and tartaric acid, their preparation and their use

Assignee: Boehringer Ingelheim International GmbH
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Filing: 1990-10-27
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Granted: —
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Expires: 2010-10-27
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Abstract

Abstract Translated from German Die Erfindung betrifft neue bioabbaubare Copolymere aus Milchsäure und Weinsäure, ihre Herstellung durch direkte Polykondensation der freien Hydroxycarbonsäuren und ihre Verwendung in chirurgischen Hilfsmitteln als Implantate als Behälter oder Träger von therapeutischen Mitteln oder Agrochemikalien sowie als wasserlöslicher Schutzfilm. The invention relates to new biodegradable copolymers of lactic acid and tartaric acid, their production by direct polycondensation of the free hydroxycarboxylic acids and their use in surgical aids as implants as containers or carriers for therapeutic agents or agrochemicals and as a water-soluble protective film.

Inventors

  • 👤 Joachim Dr. Dipl.-Chem. Hess
  • 👤 Klaus Robert Dipl.-Ing.-Dipl.-Chem. Müller

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-28 06:32
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/06; A; A01; A01N; A01N25/00; A01N25/08; A01N25/10; A61; A61K; A61K47/00; A61K47/30; A61K47/34; A61K6/00; A61K6/20; A61L; A61L27/00; A61L27/14; A61L27/18; A61L31/00; A61L31/04; A61L31/06

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