Maintenance-free plain bearing

Details Maintenance-free plain bearing Maintenance-free plain bearing

F - Mech Eng,Light,Heat,Weapons

16

C

F16C 33/20 (2006.01) B32B 15/08 (2006.01) C08K 5/1539 (2006.01) C08K 5/1545 (2006.01) C08L 27/22 (2006.01) C08L 29/10 (2006.01) F16C 33/04 (2006.01)

Patent

CA 2684543

The invention relates to a maintenance-free plain bearing, comprising a metal support (1), an intermediate layer (2) directly applied thereto, and a sliding layer (3) applied to the intermediate layer (2). The plain bearing according to the invention is characterized in that the intermediate layer (2) comprises at least one functionalized thermoplastic polymer having functional groups of formula (I), (II), (III) and/or -COOR, wherein R describes cyclical or linear organic radicals having 1 to 20 carbon atoms.

L'invention concerne un palier lisse ne nécessitant pas d'entretien. Ce palier lisse comprend un support métallique (1), une couche intermédiaire (2) directement appliquée sur le support, et une couche de glissement (3) appliquée sur la couche intermédiaire (2). Le palier lisse selon l'invention est caractérisé en ce que la couche intermédiaire (2) contient au moins un polymère thermoplastique fonctionnalisé présentant des groupes fonctionnels de formule (I), (II), (III), -COOH et/ou -COOR, R désignat des radicaux organiques cycliques ou linéaires ayant 1 à 20 atomes de carbone.

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