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:
Apr. 13, 1976
Filed:
Mar. 08, 1974
Applicant:
Inventors:
Eduard Radlmann, Dormagen-Hackenbroich, DT;
Jurgen Schramm, Dormagen, DT;
Gunter Nischk, Dormagen, DT;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
260 / ; 2608 / ;
Abstract
This invention relates to a process for the preparation of a polycaprolactam which can be dyed with basic dyes and worked up from the melt to form products such as fibers or foils. The polycaprolactams contain structural elements of the formulae ##SPC1## Wherein