5GY 8.5/3 pigmental composition and real color block prepared therefrom
A technology of composition and pigment, which is applied in the direction of pigment slurry, pigmented coating, color measuring device, etc., can solve the problems of inaccurate control, etc., and achieve the effect of strong practical value, refined production process, and good ratio reproducibility
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Embodiment 1
[0023] Weigh 4.39 grams of PY138, 0.89 grams of PG7, 6.13 grams of PY42, and 1000 grams of CSC-A base material. Mix the above raw materials, and then apply the mixed composition evenly and evenly on the coated paper under the environmental conditions of relative humidity of 50%±5% and room temperature of 23±2°C. The thickness of the wet film of the coating is 250m, and then placed in a precision oven at 50±2°C for 3 to 4 hours to a constant weight, then taken out, cooled to room temperature, and obtained a physical color block.
Embodiment 2
[0025] Weigh 4.40 grams of PY138, 0.88 grams of PG7, 6.18 grams of PY42, and 1000 grams of CSC-A base material. Manufacturing process is with embodiment 1.
Embodiment 3
[0027] Weigh 4.44 grams of PY138, 0.94 grams of PG7, 6.18 grams of PY42, and 1005 grams of CSC-A base material. Manufacturing process is with embodiment 1.
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