| 摘要 |
PROBLEM TO BE SOLVED: To improve the sealability of an NA(nonasbestine) joint sheet used under low facial fastening pressure. SOLUTION: This sheet is made from a composition comprising a base fiber comprising an inorganic fiber and/or an organic fiber, a rubber, a filler and rubber chemicals. The filler comprises at least 30wt.%, based on the entire filler, flaky mineral, particularly desirably the one having a mean particle diameter of 40μm or below. It is also possible that this flaky mineral is added to only the compositions which are to be used for forming the surface and/or back of the sheet.
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