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:
Feb. 10, 1998
Filed:
May. 06, 1996
Applicant:
Inventors:
Werner Kaegi, Domat/Ems, CH;
Werner Stibal, Trimmis, CH;
Assignee:
EMS-Inventa AG, Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ; D02G / ;
U.S. Cl.
CPC ...
264103 ; 264168 ; 26417126 ; 26417214 ; 26417215 ; 26417217 ; 2642105 ; 2642106 ; 2642108 ; 2642356 ;
Abstract
A method for producing polyester bi-component threads on the basis of only one type of polyester is carded out by an 'in line' modification of a partial stream with a co-monomer from the substance class of lactones, spinning of the unmodified and modified partial melt stream by means of a bi-component spinneret pack to form bi-component threads, and their further processing and use,