Unverified80% confidenceTradeoffTime unknown
硅胶垫防滑力强、耐高温、气味小但价格高且吸附灰尘毛发严重；PVC便宜易擦但低温变硬发脆、寿命短，北方冬季地面用PVC易开裂
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified硅胶垫防滑性和耐温性最好、无异味，但成本高且大面积做易变形塌陷；PVC便宜可塑性强但易老化发脆有味；橡胶抓地强但重、可能掉色留印88% similarUnverified有明显刺鼻气味或价格极低的透明‘硅胶垫’多为PVC材质，PVC不耐高温（约60-80℃软化）且可能含增塑剂，不宜接触食物和放置热物86% similarUnverified急救面罩材质应选医用级PVC或硅胶，硅胶软垫无异味、耐低温不脆化，车载/户外存放优选硅胶款；廉价PVC在夏季车内高温或冬季严寒下易变形老化85% similarUnverified材质选硅胶或TPU优于PVC和真皮：硅胶防水耐低温不脆化，真皮遇雨易变形发霉，PVC在-10度以下变硬易裂84% similarUnverified硅胶材质柔软安全但易吸附灰尘毛絮、边缘易积污难清洁；亚克力/PVC硬牌不吸尘易擦拭但硬度高。追求耐脏易打理选硬质挂书包外侧，追求贴身安全选硅胶84% similar
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