发明公开
EP2440825A1 MULTI-LAYERED COEXTRUDED TUBE 审中-公开
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MULTI-LAYERED COEXTRUDED TUBE
摘要:
Multi-layered co-extruded tubes are provided that include an outer layer including a first semiaromatic semicrystalline polyamide having a melt temperature of about 240° C. to 280° C., and a thermal stabilizer; and an inner layer including a second semiaromatic semicrystalline polyamide having a glass transition equal to or greater than 100° C.
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