The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 1995
Filed:
Jul. 21, 1993
Michael Ahlers, Mainz, DE;
Heiner Glombik, Hofheim am Taunus, DE;
Susanne Grabley, Konigstein/Taunus, DE;
Ernold Granzer, Kelkheim/Taunus, DE;
Stefan Mullner, Hochheim, DE;
Axel Walch, Frankfurt am Main, DE;
Guan-Yu Xu, Shanghai, CN;
Hoechst Aktiengesellschaft, , DE;
Abstract
Polyvinylamine derivatives having hydrophilic centers, processes for their preparation and the use of the compounds as a medicament, active compound carrier and foodstuff auxiliary. Polyvinylamine derivatives containing hydrophilic centers, of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3, X, w, x, y and z have the meanings given, and a process for their preparation, and the use of these compounds as medicaments, active compound carriers and foodstuff auxiliaries are described. Highly pure polyvinylamines having the recurring unit of the formula Ia ##STR2## the preparation of which is likewise described, are used in particular as starting substances for the preparation.