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:
Jul. 04, 2006
Filed:
Jul. 27, 2001
Guo-hua HU, Nancy, FR;
Huxi LI, Sartrouville, FR;
Heike Faulhammer, Serquigny, FR;
Nicola Hoogen, Münich, DE;
Thierry Vivier, Gemenos, FR;
Guo-Hua Hu, Nancy, FR;
Huxi Li, Sartrouville, FR;
Heike Faulhammer, Serquigny, FR;
Nicola Hoogen, Münich, DE;
Thierry Vivier, Gemenos, FR;
Atofina, Puteaux, FR;
Abstract
According to a first form, the present invention relates to a compatibilizer composed of a polyolefin backbone and of polyamide grafts in which: The invention also relates to a process for the preparation of these compatibilizers in which, after the preparation of the backbone comprising the monomer having an activating functional group, the precursor lactam of the grafts and a catalyst are added and heating is carried out in order to obtain anionic polymerization of the lactam which spreads starting from the activating functional group. Subsequently, the compatibilizer and the polyamide which has formed apart from the grafts are optionally separated.