Compound glazing with low flow angle films containing softeners

摘要

Glass laminate comprises a laminated material from at least two glass panels with at least one interposed film of plasticizer-containing polyvinyl acetal, where the film is polyvinyl acetal with a polyvinyl alcohol portion of 12-16 wt.% and having a creep tendency, determined to a laminate with the structure of 3 mm float glass/0.76 mm film/3 mm float glass, at a temperature of 100[deg] C after 7 days of less than 5 mm.