B - Operations – Transporting – 65 – G
Patent
B - Operations, Transporting
65
G
B65G 15/32 (2006.01) C08L 71/02 (2006.01) C08L 77/04 (2006.01) F16G 1/00 (2006.01) F16G 1/14 (2006.01)
Patent
CA 2193521
he invention relates to thermoplastic polymer belts (A) which comprise a sufficient amount of a polymer (B) to make them antistatic, as said polymer (B) includes polyethylene glycol blocks. Polymers (A) with polyamide-6 (PA-6) or polyamide-12 (PA-12) blocks and polytetramethylene glycol blocks, and polymers (B) with PA-6 or PA-12 blocks and polyethylene glycol blocks are used to advantage.
L'invention concerne des courroies en polymère thermoplastique (A) et comprenant une quantité suffisante d'un polymère (B) pour les rendre antistatiques, ledit poiymère (B) comprenant des blocs polyéthylène glycol. On utilise avantageusement des polymères (A) à blocs polyamide-6 (PA- 6) ou polyamide-12 (PA-12) et blocs polytétraméthylène glycol et des polymères (B) à blocs PA-6 ou PA-12 et blocs polyéthylène glycol.
Alex Patrick
Yamamoto Jun
Elf Atochem S.a.
Robic
LandOfFree
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