Unverified82% confidenceTradeoffTime unknown
TPU复合面料防水且相对柔软，适合婴幼儿贴身穿；PVC/涂层PU面料防水更强但偏硬且不透气，容易捂出汗疹，仅适合短时穿着
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified防水床垫保护垫需认准TPU防水膜（非PVC/PU涂层），TPU透气性远高于且不含增塑剂，环保等级更适合婴幼儿；PVC膜虽便宜但闷汗且长期易脆化开裂88% similarUnverifiedPVC涂层防水布防水强但不透气，长期贴身接触（如坐垫）会闷汗发黏；TPU涂层布更柔软透气但价格更高，兼顾防水与舒适选TPU87% similarUnverified训练裤防水层建议选PUL（聚氨酯层压布）或TPU材质，二者透气性优于纯PVC；TPU无溶剂加工更环保，适合皮肤敏感宝宝，但TPU耐高温性略弱，机洗建议水温≤40度87% similarUnverified婴幼儿用床垫防护套优选TPU防水膜工艺（而非PVC/PU涂层），TPU厚度0.02-0.03mm可实现100%防水且不含增塑剂，透气性远优于PVC86% similarUnverifiedTPU材质气囊比PVC更耐低温、更耐用抗撕裂且更轻，但表面偏硬需搭配绒面/棉质外套提升肤感；纯PVC柔软但低温易变脆、有塑料味86% similar
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