Specifies the standard method to be used in comparing the contrast ratios given by paint films of white or light colours, of reflectance factor greater than 40 %, dried at normal air temperatures and applied at approximately equal wet film thickness to black and white substrates.
Số hiệu tiêu chuẩn
SANS 2814:1973*SABS ISO 2814:1973
Tên tiêu chuẩn
Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour
Ngày phát hành
1996-05-27
Tiêu chuẩn tương đương
ISO 2814 1973 IDT
Từ khóa
CONTRAST (OPTICAL) * HIDING POWER * OPTICAL PROPERTIES OF MATERIALS * PAINTS * TESTING * VARNISHES * Paints * Testing * Varnishes * Contrast (optical) * Optical properties of materials * Hiding power
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