Air-block structure

The air resistance structure comprises the base, polyvinyl alcohol or polymer film formed on the plastic film, and the compound film or vinyl chloride-acetate copolymer formed by the said polyvinyl alcohol or polymer film.

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Bibliographische Detailangaben
Hauptverfasser: ZHANG HANZHANG, TIAN HONGLONG, LU QIMING
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The air resistance structure comprises the base, polyvinyl alcohol or polymer film formed on the plastic film, and the compound film or vinyl chloride-acetate copolymer formed by the said polyvinyl alcohol or polymer film.