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:
Nov. 01, 1988
Filed:
Mar. 01, 1988
Applicant:
Inventors:
Hans-Jerg Kleiner, Kronberg/Taunus, DE;
Rolf Kleber, Nue-Isenburg, DE;
Lothar Jaeckel, Florsheim am Main, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M / ; D06M / ; C07F / ;
U.S. Cl.
CPC ...
81271 ; 8196 ; 2605 / ; 2605 / ; 558 89 ; 558186 ;
Abstract
Novel alkanephosphonic monoester salts, preparation thereof and use thereof as spin finishes for textile fibers Alkylphosphonic monoester salts of the formula ##STR1## where R, if p=1, is alkyl, and, if p=4, a carbon atom, R.sup.1 denotes C.sub.1 -C.sub.4 -alkyl, A denotes C.sub.2 H.sub.4 and/or C.sub.3 H.sub.7, m denotes a number from 15 to 35, R.sup.2 denotes C.sub.6 -C.sub.24 -alkyl, n denotes a number from 0 to 15, and p denotes 1 or 4 . These compounds are suitable for use as spin finishes for textile fibers and are distinguished by very good thermostability.