Fibres and a pet liquid container

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 67/02 (2006.01) C08L 69/00 (2006.01) C08L 101/00 (2006.01) D01F 6/92 (2006.01)

Patent

CA 2615867

The invention relates to thermoplastic moulding materials comprising A) 10-99 % by weight polyethylene terephthalate, B) 0.01 to 50 % by weight B1) at least one type of high-or hyper-branched polycarbonate, whose OH index ranges from 1 to 600 mg KOH/g (according to DIN 53240, part 2) or B2) at least one type of high- or hyper-branched AxBy-type polyester, wherein x is at least of 1.1 and y is at least of 2.1 or the mixture thereof, C) 0-to 60 % by weight other additives, wherein the sum of percentages of the components from A to C) is equal to 100 %. The use of said thermoplastic moulding materials for producing fibres and liquid containers are also disclosed.

L'invention concerne des matières moulables thermoplastiques contenant A) 10 à 99,9 % en poids de polyéthylènterephthalate, B) 0,01 à 50 % en poids B1 ) au moins un polycarbonate hautement ou hyper ramifié ayant un indice OH de 1 à 600 mg KOH/g de polycarbonate (selon la norme DIN 53240, partie 2), ou B2) au moins un polyester hautement ou hyper ramifié du type AxBy où x vaut au moins 1,1 et y vaut au moins 2,1 ou leurs mélanges C) 0 à 60 % en poids d'autres adjuvants, la somme des pourventages en poids des composants A) à C) étant égale à 100 %. L'invention concerne également l'utilisation de ces matières moulables thermoplastiques destinées à la production de fibres et de contenants de liquide.

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