Technical description of irreversible thermochromic ink
1. Product introduction: Brief description: The appearance of the product is white after printing, and the color will appear after being heated, and the color will no longer return to colorless after cooling down Printing method: water-based screen printing Color: bright red, rose red, blue, brown, black, yellow, malachite green, etc. Temperature: 90℃, 95℃, 100℃, 120℃ 2. Technical indicators: Viscosity: 30-60S/25℃ (4# paint cup) VOC (volatile organic gas) ≤0.01mg/m³ Fineness≤20 PH value: 6.5-7.5 Whether it meets environmental protection requirements: Yes Ink stability: stable, clear printing effect 3. How to use: 1. This...