Unverified72% confidenceCautionTime unknown
白色/浅色真皮沙发不宜选普通PVC透明膜，PVC中的增塑剂长期接触浅色皮面可能导致黄变迁移，应选PET或TPU材质的无迁移膜
1
Sources
72%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified透明PVC材质卡套长期紫外线照射会黄变发脆，若卡套需长期挂窗边或户外使用，选TPU材质，抗黄变和抗撕裂性能明显优于PVC79% similarUnverified透明门贴长期日晒或PVC材质易发黄，购买时优先看材质标注为高透PVC或PET，PET抗黄变优于普通PVC但价格更高76% similarUnverifiedPVC/乙烯基材质背景板色彩饱和度高、防水耐脏且不易皱，但会反光形成光斑，室内拍摄需搭配柔光设备或斜侧45度打光避免高光76% similarUnverified透明PVC材质长期受紫外线或低温易硬化开裂发黄，需保留观察功能时优选PEVA材质，其柔韧性和耐低温性优于普通PVC76% similarUnverified透明度越高的PVC材质通常越薄越易划伤，长期反复使用会发黄雾化；追求耐用可选TPU材质，透光稍差但抗老化、不易脆裂76% similar
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