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US 12,497,468 B2Granted
Polyvinyl acetal resin
AssigneeSekisui Chemical Co., Ltd.
InventorTakayuki Maeda
Life of this patent
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Abstract
The present invention provides a polyvinyl acetal resin that has an excellent dispersing property and enables the production of a formed article having high mechanical strength. Provided is a polyvinyl acetal resin having a water absorption per unit area of 2 mg/cm2 or greater and 50 mg/cm2 or less when formed into a film having a thickness of 10 μm.
Claims5
A polyvinyl acetal resin having a water absorption per unit area of 2 mg/cm2 or greater and 50 mg/cm2 or less when formed into a film having a thickness of 10 μm.
Dependencies are inferred from the claim text.