Polymer film and uses of the same
AssigneeChang Chun Petrochemical Co., Ltd.
InventorsTzu-Jung Huang, Chin-Yen Chang, Cheng-Fan Wang
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Abstract
A polymer film comprising polyvinyl acetal and a laminated glass manufactured using the same are provided. At least one surface of the polymer film has a void volume (Vv) value at a material ratio of 10% ranging from 2 μm3/μm2 to 18 μm3/μm2, wherein the void volume (Vv) and material ratio are defined in accordance with ISO 25178-2:2012.
Claims18
A polymer film, which comprises polyvinyl acetal, wherein at least one surface of the polymer film has a void volume (Vv) value at a material ratio of 10% ranging from 2 μm3/μm2 to 18 μm3/μm2, wherein the void volume (Vv) and material ratio are defined in accordance with ISO 25178-2:2012,
- wherein the polymer film has a glass transition temperature (Tg) ranging from 12° C. to 22° C.
Dependencies are inferred from the claim text.