D - Textiles – Paper – 01 – F
Patent
D - Textiles, Paper
01
F
D01F 6/92 (2006.01) C08K 5/13 (2006.01) C08K 5/134 (2006.01) C08K 5/29 (2006.01) C08K 5/527 (2006.01) C08L 67/02 (2006.01) D01F 1/10 (2006.01) D21F 1/00 (2006.01) C08L 77/00 (2006.01)
Patent
CA 2454495
Stabilised polyester compositions are disclosed with comprise from 90-97% by weight of at least one polyester derived from the condensation of 1,4- cyclohexane di-methanol and at least one dicarboxylic acid such as terephthalic acid or isophthatic acid or an ester of such an acid, from 0.1-5% by weight of one or more primary antioxidants such as a hindered phenolic compound being an alkyl peroxy radical scavenger, from 0.1-5% by weight of one or more secondary antioxidants capable of decomposing a hydroperoxide such as a phosphate and from 1-4% by weight of at least one polyamide terpolymer.
L'invention concerne des compositions de polyester stabilisé, comprenant entre 90 % et 97 % en poids d'au moins un polyester dérivé de la condensation du 1,4-cyclohexane di-méthanol et d'au moins un acide dicarboxylique tel qu'un acide téréphtalique ou isophtatique ou un ester d'un tel acide, entre 0,1 % et 5 % en poids d'un ou plusieurs antioxydants primaires tels qu'un composé phénolique contrarié sous forme de capteur de radicaux péroxyles d'alkyle, entre 0,1 % et 5 % en poids d'un ou plusieurs antioxydants secondaires capables de décomposer un hydropéroxyde tel qu'un phosphate, et entre 1 % et 4 % en poids d'au moins un terpolymère de polyamide.
Patel Sanjay
Valentine Craig Stuart
Zhang Heping
Sim & Mcburney
Voith Fabrics Heidenheim Gmbh & Co. Kg
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