Method for preparing quartz plate with changeable colors
A quartz stone slab and variable technology, applied in the field of artificial stone preparation, can solve the problems of rigid style and difficulty in satisfying the pursuit of quartz stone appearance and color, and achieve the effect of not being easy to pollute and saving production costs
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Embodiment 1
[0018] (1) Weigh raw materials according to the following quality, 14.5 kg of methacrylic acid type thermoplastic resin, 84 kg of 70~1000 mesh quartz powder, 0.5 kg of yellow thermochromic pigment with a basic color change temperature of 15°C and 0.2 kg of basic color change temperature It is a blue temperature-sensitive color-changing pigment at 25°C, 0.1 kg of pigment wetting and dispersing agent, 0.2 kg of KH570 coupling agent, 0.2 kg of accelerator and 0.2 kg of curing agent.
[0019] (2) Add the methacrylic acid type thermoplastic resin, KH570 coupling agent, pigment wetting and dispersing agent, accelerator and curing agent weighed in step (1) into a liquid mixer and stir for 5 minutes at a stirring rate of 800 rpm , to obtain a resin mixture.
[0020] (3) Pour the 70-1000 mesh quartz powder, yellow thermochromic pigment and blue thermochromic pigment weighed in step (1) into the powder high-speed mixer, start the mixer, and the stirring rate is 400 rpm, After the powde...
Embodiment 2
[0024] (1) Weigh raw materials according to the following quality, 17.5 kg of methacrylic acid type thermoplastic resin, 80 kg of 70~1000 mesh quartz powder, 1 kg of red thermochromic pigment with a basic color change temperature of 20°C, 0.5 kg of basic color change temperature 15°C blue thermochromic pigment, 0.5kg yellow thermochromic pigment with a basic color change temperature of 25°C, 0.1kg pigment wetting and dispersing agent, 0.1kg KH570 coupling agent, 0.15kg accelerator and 0.15kg curing agent .
[0025] (2) Add the methacrylic acid type thermoplastic resin, KH570 coupling agent, pigment wetting and dispersing agent, accelerator and curing agent weighed in step (1) into a liquid mixer and stir for 5 minutes at a stirring rate of 700 rpm , to obtain a resin mixture.
[0026] (3) Pour the 70-1000 mesh quartz powder, yellow thermochromic pigment and blue thermochromic pigment weighed in step (1) into the powder high-speed mixer, turn on the mixer, and the stirring rat...
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