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:
Aug. 27, 2024
Filed:
Jun. 26, 2019
Univerza V Ljubljani, Ljubljana, SI;
Kemijski In{hacek Over (S)}titut, Ljubljana, SI;
Ivan Jerman, Vransco, SI;
Marija Colovic, Ljubljana, SI;
Jelena Vasiljevic, Ljubljana, SI;
Barbara Simoncic, Sempeter, SI;
Alisa {hacek over (S)}ehic, Trbovlje, SI;
Andrej Dem{hacek over (s)}ar, Ljubljana, SI;
Univerza V Ljubljani, Ljubljana, SI;
Kemijski Institut, Ljubljana, SI;
Abstract
The invention relates to a method for preparation of a polyamide 6 copolymer, characterised in that a copolymerization reaction is carried out between: o at least one caprolactam of formula (I): o at least one caprolactam, named substituted caprolactam, in which at least one of the carbon atoms is covalently linked to at least one A moiety, said A moiety being selected from the group formed of: # moieties comprising at least one group of formula: (A) #moieties comprising at least one group of formula: (B) # moieties comprising at least one group of formula: (C) The invention also relates to a polyamide 6, to polyamide 6 filaments and filaments yarns.