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:
Jun. 20, 1978
Filed:
Sep. 30, 1975
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06D / ; D06D / ;
U.S. Cl.
CPC ...
8 18 / ; 252-88 ;
Abstract
A process for the manufacture of synthetic staple fibers having a marked separating capability by preparing the synthetic fibers with fatty acid-amine-condensation products, which comprises preparing or conditioning the fibers, prior to the textile spinning processes, with fatty acid-hydroxy-alkyl-ethylene-diamine condensation products, the hydroxyalkyl radical or which shows 2 or 3 carbon atoms, and 1 to 2 identical or different radicals of saturated fatty acids having from 14 to 18 carbon atoms are present per mole of hydroxy-alkyl-ethylene-diamine.