意味と使い方
5.1 建築内装の塗装は、ほこりやその他の汚れた物質によって変色することがよくあります. The test method covers the relative ease and completeness of removing specific dirt from such surfaces by scrubbing. The greater the ease of removing dirt with minimal membrane erosion, the longer the expected service life.

5.2 The results obtained by this test method are not necessarily relevant to all types of stains.

5.3 Semi-finish paints usually only require the use of non-abrasive cleaners to remove dirt well, while flat paints may require abrasive types.

ASTM D3450-15 建築内装コーティングの洗浄性に関する標準試験方法

ステップ 1: 範囲
1.1 The test method covers the determination of the relative ease with which dirt discoloration is removed from the inner coating dry film by washing with an abrasive or non-abrasive cleaner.

1.2 This test method is limited to coatings with a CIE-Y reflectance of 60% or higher measured according to test method E1347.

1.3 SI 単位で表される値は標準とみなされます。. 括弧内の値は参考値です。.

1.4 この規格は、その使用に関連するすべての安全上の懸念に対処することを目的としたものではありません。. Users of this standard are responsible for establishing appropriate safety and health measures prior to use and for determining the applicability of regulatory restrictions.

ASTM D3450-15 建築内装コーティングの洗浄性に関する標準試験方法

2. ファイルを参照してください
ASTM規格

D562 Test method for paint consistency using a Stormer viscometer to measure Krebs unit (ク) 粘度

D1193 試薬水仕様

D1210 Method for fineness test of dispersity of pigment-vehicle system with Hegman gauge

E70 Method for measuring pH value of aqueous solution with glass electrode

E1347 Test method for the measurement of color and color difference by tristimulus colorimetry