C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 81/02 (2006.01) A63B 37/00 (2006.01) C08G 63/00 (2006.01) C08G 69/00 (2006.01) C08G 69/40 (2006.01) C08G 69/44 (2006.01) C08G 81/00 (2006.01)
Patent
CA 2649854
The invention relates to a segmented block copolymer including polyamide blocks, polyester blocks and polyether blocks of the general formula (I) -[BD - BM]n- in which: BD or hard block is a polyamide block; BM or soft block is a mixture of polyether blocks and polyester blocks; and n is the number of -BD-BM- units in said copolymer; characterised in that the percentage of polyether blocks (PE blocks) is strictly higher than 15 wt % of said copolymer, and in that said polyester blocks (PES blocks) have a glass transition temperature T9 lower than 10°C.
L'invention a pour objet un copolymère segmenté à blocs comprenant des blocs polyamide, des blocs polyester et des blocs polyéther, de formule générale : (I) -[BD - BM]n- dans laquelle : BD ou Bloc Dur représente un bloc polyamide; BM ou Bloc Mou représente un mélange de blocs polyéther et de blocs polyester; et n représente le nombre d'unités -BD-BM- dudit copolymère, caractérisé en ce que le pourcentage des blocs polyéther (abrégé blocs PE) est strictement supérieur à 15% en poids dudit copolymère et que lesdits blocs polyester (abrégé blocs PES) ont une température de transition vitreuse T9 inférieure à 1O°C.
Arkema France
Robic
LandOfFree
Polyamide, polyester and polyether block copolymer does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Polyamide, polyester and polyether block copolymer, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polyamide, polyester and polyether block copolymer will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1651261