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:
Oct. 16, 2012
Filed:
Nov. 10, 2005
Thierry Ouvrard, Poey de Lescar, FR;
Thierry Senninger, Paris, FR;
Karine Loyen, Pont-Audemer, FR;
Holger Senff, Saint Germain en Laye, FR;
Thierry Ouvrard, Poey de Lescar, FR;
Thierry Senninger, Paris, FR;
Karine Loyen, Pont-Audemer, FR;
Holger Senff, Saint Germain en Laye, FR;
Arkema France, Colombes, FR;
Abstract
The invention relates to a method for obtaining polyamide or copolyamide particles which are spheroidal and whose average diameter is between 40 and 150 μm, preferably between 60 and 100 μm. Said method consists of introducing a mineral charge, preferably silica, having an average diameter of 1-30 μm into the reaction mixture. The invention also relates to a polyamide or copolyester amide powder and to the use thereof in order to manufacture coatings, ink compositions, paint compositions, cosmetic compositions, pharmaceutical compositions, alloys with metal powders or metal oxide powders and parts by agglomerating said powder by laser sintering, IR radiation or UV radiation.