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A platform for research: civil engineering, architecture and urbanism
To provide a natural rock laminate and so on capable of sticking to an adherend that is highly cuttable and flexible and has a curved surface.SOLUTION: A natural rock laminate or the like comprising a natural rock layer, a first adhesive layer, a reinforcing material layer, and a second adhesive layer sequentially from a surface side, wherein (A) the natural rock layer has openings and cracks on the surface, (B) a thickness of the second adhesive layer is 0.3 to 0.8 mm, (C) the 180° peel adhesion is 5 N/20 mm or more, and (D) in a shear creep test, a deviation length is 0.1 mm or less, and (E) in a mandrel test, the peeling width is 1 mm or less even when wound around a round bar with a diameter of 10 mm.SELECTED DRAWING: Figure 1
【課題】切断性や柔軟性に富み、曲面を有する被着体に対しても貼付け可能な天然石積層体等を提供する。【解決手段】表面側から、天然石層、第１の接着剤層、補強材層、及び、第２の接着剤層を順次に備えてなる天然石積層体等であって、（Ａ）天然石層が、表面に開口部やクラックを有し、（Ｂ）第２の接着剤層の厚さが０．３～０．８ｍｍであり、（Ｃ）１８０°剥離粘着力が５Ｎ／２０ｍｍ以上であり、（Ｄ）せん断クリープ試験において、ズレ長さが０．１ｍｍ以下であり、（Ｅ）マンドレル試験において、直径１０ｍｍの丸棒に巻き付けても剥離幅が１ｍｍ以下である。【選択図】図１
To provide a natural rock laminate and so on capable of sticking to an adherend that is highly cuttable and flexible and has a curved surface.SOLUTION: A natural rock laminate or the like comprising a natural rock layer, a first adhesive layer, a reinforcing material layer, and a second adhesive layer sequentially from a surface side, wherein (A) the natural rock layer has openings and cracks on the surface, (B) a thickness of the second adhesive layer is 0.3 to 0.8 mm, (C) the 180° peel adhesion is 5 N/20 mm or more, and (D) in a shear creep test, a deviation length is 0.1 mm or less, and (E) in a mandrel test, the peeling width is 1 mm or less even when wound around a round bar with a diameter of 10 mm.SELECTED DRAWING: Figure 1
【課題】切断性や柔軟性に富み、曲面を有する被着体に対しても貼付け可能な天然石積層体等を提供する。【解決手段】表面側から、天然石層、第１の接着剤層、補強材層、及び、第２の接着剤層を順次に備えてなる天然石積層体等であって、（Ａ）天然石層が、表面に開口部やクラックを有し、（Ｂ）第２の接着剤層の厚さが０．３～０．８ｍｍであり、（Ｃ）１８０°剥離粘着力が５Ｎ／２０ｍｍ以上であり、（Ｄ）せん断クリープ試験において、ズレ長さが０．１ｍｍ以下であり、（Ｅ）マンドレル試験において、直径１０ｍｍの丸棒に巻き付けても剥離幅が１ｍｍ以下である。【選択図】図１
NATURAL ROCK LAMINATE AND METHOD FOR PRODUCING NATURAL ROCK LAMINATE
天然石積層体及び天然石積層体の製造方法
UNUMA AN (author)
2024-04-02
Patent
Electronic Resource
Japanese
IPC:
B32B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
,
Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse
/
E04F
FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
,
Ausbau von Bauwerken, z.B. Treppen, Fußböden
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