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.

Date of Patent:
Apr. 03, 1990

Filed:

Oct. 31, 1988
Applicant:
Inventors:

Roberto Leoni, Milan, IT;

Werner Gruber, Korschenbroich, DE;

Juergen Wichelhaus, Wuppertal, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
5254205 ; 524606 ; 524607 ; 525178 ; 525184 ; 525420 ; 5283393 ;
Abstract

Thermoplastic polyamide mixtures of polyamides based on dimerized fatty acids in which at least one polyamide contains as an incorporated unit (a) a C.sub.2 -C.sub.10 aliphatic diamine capable of diamide formation, which is N-substituted with C.sub.10 -C.sub.25 -alkyl, and (b) a C.sub.2 -C.sub.40 -diamine capable of diamide formation comprising a diprimary amine, a heterocyclic amine, or a diomine containing one or two secondary amino groups and which is N-C.sub.1 -C.sub.8 -alkyl-substituted on at least one side.


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