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US 2019/0161647 A1Published application
Support film for tape material, and tape material
AssigneesToppan Printing Co., Ltd., Hisamitsu Pharmaceutical Co., Inc.
InventorsKoji SAKAIRI, Atsushi MATSUSHIMA, Tomohiro SHINODA, Atsushi SONOBE
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Abstract
A support film for a tape material, includes a film-shaped support formed of polyurethane; and a barrier layer containing an aromatic isocyanate-based polyurethane and a layered inorganic compound and formed on one surface of the support.
Claims4
A support film for a tape material, comprising:
- a film-shaped support formed of polyurethane;
- and
- a barrier layer containing an aromatic isocyanate-based polyurethane and a layered inorganic compound and formed on one surface of the support.
Dependencies are inferred from the claim text.