LIQUID-REPELLENT PACKAGING MATERIAL

To provide a liquid-repellent packaging material capable of obtaining excellent liquid repellency in a single step process of only mixing and applying materials without passing through a process such as surface treatment of specific particles.SOLUTION: A liquid-repellent packaging material that comp...

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Bibliographische Detailangaben
1. Verfasser:	MASUKO TATSUYA
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING CORRECTING FLUIDS DYES FILLING PASTES HANDLING THIN OR FILAMENTARY MATERIAL INKS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PACKAGES PACKAGING ELEMENTS PACKING PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES STORING TRANSPORTING USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	To provide a liquid-repellent packaging material capable of obtaining excellent liquid repellency in a single step process of only mixing and applying materials without passing through a process such as surface treatment of specific particles.SOLUTION: A liquid-repellent packaging material that comprises a base material and a liquid-repellent layer disposed on the base material is such that: the liquid-repellent layer contains at least vapor phase synthetic silica particles having a BET specific surface area of 50 m2/g or more, an acrylate polymer having a fluorination alkyl group, and wet type silica particles having a BET specific surface area of 350 m2/g or less; and an average particle diameter of the wet type silica particles is 9 μm or less.SELECTED DRAWING: Figure 1 【課題】特段の粒子の表面処理等の工程を経ずとも材料混合、塗布するのみの一段階の工程で、優れた撥液性が得られる撥液性包装材を提供することを目的とする。【解決手段】基材と、前記基材上に設けられる撥液層を有し、前記撥液層は、少なくともＢＥＴ比表面積が５０ｍ2／ｇ以上である気相合成シリカ粒子と、フッ素化アルキル基を有するアクリレートポリマーと、ＢＥＴ比表面積が３５０ｍ２／ｇ以下の湿式シリカ粒子と、を含み、前記湿式シリカ粒子の平均粒子径が９μｍ以下であることを特徴とする撥液性包装材である。【選択図】図１