C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 67/00 (2006.01) B32B 27/36 (2006.01) C08J 5/18 (2006.01) C08L 67/04 (2006.01) C08L 3/02 (2006.01) C08L 67/02 (2006.01)
Patent
CA 2434849
The invention relates to a mixture of biodegradable polyesters comprising: (A) a polyhydroxy acid of the poly-.epsilon.-caprolactone type and its copolymers, (B) aliphatic polyester, and (C) a polymer of polylactic acid, in which the concentration of (A) varies with respect to (A+B) in the range between 40 and 70 % by weight, and the concentration of (C) with respects to (A+B+C) lies between 2 and 30 %.
L'invention concerne un mélange de polyesters biodégradables comprenant : (A) un acide polyhydroxy de type poly-.epsilon.-caprolactone et ses copolymères ; (B) un polyester aliphatique, et (C) un polymère d'acide polylactique, dans lequel la concentration de (A) varie par rapport à (A + B) dans une plage allant de 40 à 70 % en poids, et la concentration de (C) par rapport à (A + B + C) se situe entre 2 et 30 %.
Bastioli Catia
Del Tredici Gianfranco
Guanella Italo
Milizia Tiziana
Ponti Roberto
Novamont S.p.a.
Riches Mckenzie & Herbert Llp
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