 having an average particle size of 0 μm or less and an aspect ratio of 0 or more (Patent Document 0); a technique blending a platy inorganic filler having an average particle size of 0 μm or less and an aspect ratio of 0 or more (Patent Document 0); a technique blending a platy inorganic filler having an average particle size of 0 μm or less and a 