Unverified80% confidenceFactTime unknown
EPP（发泡聚丙烯）填充比EPS（发泡聚苯乙烯）回弹性更好、可承受多次轻度冲击不永久变形，中高端增高垫多采用EPP侧翼吸能
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified侧翼防撞：EPP泡沫可反复吸能但较厚重，EPS泡沫吸能一次后结构破坏；带侧撞保护装置（如可拉出的防撞翼/SICT）的座椅侧面防护更好，安装在靠车门一侧时应展开80% similarUnverified选侧翼保护要看是否有独立侧碰吸能技术（如EPS/EPP发泡+SIP侧防装置），车门侧凸起插件比单纯加厚软垫在实测中降低头部加速度更明显67% similarUnverifiedEVA中底缓震初期舒适但压缩衰减快、寿命短；PU中底更耐久支撑好但偏硬重；部分高端款用双密度EVA或超临界发泡兼顾回弹与耐久63% similarUnverified轻量泡沫固定器便于携带和消毒但侧翼支撑刚性弱，重型患者或长途转运颠簸时易变形；刚性塑料侧翼支撑好但重、不易随头形贴合，两者需按转运时长权衡61% similarUnverified电动振动泡沫轴通过高频振动增强放松效果，但内置电机使重量和体积大增、需充电，且价格数倍于普通款；仅偶尔放松、非专业训练需求不必上电动款，普通EPP泡沫轴已够用61% similar
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