PROTECTIVE SHEET

To provide a protective sheet that includes release sheets on both sides of a protective layer, and prevents the protective layer from lifting from the other release sheet when one release sheet is peeled off, and that can sufficiently suppress the separation of the protective layer.SOLUTION: A prot...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	SATO KEI, TAKAMOTO HISAHIDE, SHISHIDO YUICHIRO
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE ADHESIVES BASIC ELECTRIC ELEMENTS CHEMISTRY DYES ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL PAINTS POLISHES SEMICONDUCTOR DEVICES USE OF MATERIALS AS ADHESIVES
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	To provide a protective sheet that includes release sheets on both sides of a protective layer, and prevents the protective layer from lifting from the other release sheet when one release sheet is peeled off, and that can sufficiently suppress the separation of the protective layer.SOLUTION: A protective sheet according to the present invention includes a protective layer, a first release liner disposed on one surface of the protective layer, and a second release liner disposed on the other surface of the protective layer, and the protective layer includes a water-soluble polymer compound, and when the release force of the first release liner against the protective layer is PA, and the release force of the second release liner against the protective layer is PB, the peeling force PA and the peeling force PB satisfy the following relational expressions. PA