发明授权
US08383241B2 Plasticizer-containing films based on polyvinyl acetal having selective permeability for UV radiation 有权
基于具有紫外线辐射选择性渗透性的聚乙烯醇缩醛的含增塑剂的膜

Plasticizer-containing films based on polyvinyl acetal having selective permeability for UV radiation
摘要:
Plasticizer-containing films based on polyvinyl acetal containing a UV absorbers of the oxanilide type of formula (1) exhibit high UVA transmission while also exhibiting low UVB transmission, with reduced tendency to yellow.
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