Invention Grant
US07985465B2 Polyvinyl acetal-containing film 有权
含聚乙烯醇缩醛的薄膜

Polyvinyl acetal-containing film
Abstract:
The invention relates to a film based on plasticizer-containing polyvinyl acetals having improved uniformity of length variations over the width of the film for manufacturing laminated glazing and its use in laminated glazing or solar modules.
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