Fresh water circulating pond water aquatic product breeding device in shape of Chinese character hui
A return-type waterway and pond water technology, which is applied in botany equipment and methods, fish farming, soilless cultivation, etc., can solve the problems of low efficiency in raising aquaculture, poor bait dispersibility, unfavorable feeding, etc., and achieve anti-rust effect Good, high water exchange rate, simple structure
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Embodiment 4
[0071] Example 4 - Corrosion Resistant Coating
[0072] Corrosion-resistant coatings include the following components by weight percentage:
[0073]
[0074] Preparation method: Mix fluorinated acrylate and coal tar pitch evenly, stir and heat to 45°C, stir for 10 minutes, add aluminum tripolyphosphate and zinc citrate, heat to 120°C, stir for 3 hours, cool to 50°C, add other The components were stirred and kept for 1 hour, ultrasonically dispersed for 10 minutes, and ground to a fineness of <60 μm in a conical grinder.
Embodiment 5
[0075] Example 5 - Corrosion Resistant Coating
[0076] Corrosion-resistant coatings include the following components by weight percentage:
[0077]
[0078] Preparation method: Mix fluorinated acrylate and coal tar pitch evenly, stir and heat to 60°C, stir for 60 minutes, add aluminum tripolyphosphate and zinc citrate, heat to 145°C, stir for 5 hours, cool to 60°C, add other The components were stirred and kept for 2 hours, ultrasonically dispersed for 25 minutes, and ground to a fineness of <60 μm in a conical grinder.
Embodiment 6
[0079] Example 6 - Corrosion Resistant Coating
[0080] Corrosion-resistant coatings include the following components by weight percentage:
[0081]
[0082] Preparation method: Mix fluorinated acrylate and coal tar pitch evenly, stir and heat to 50°C, stir for 30 minutes, add aluminum tripolyphosphate and zinc citrate, heat to 13°C, stir for 4 hours, cool to 55°C, add other Components were stirred and kept for 1.5 hours, ultrasonically dispersed for 15 minutes, and ground to a fineness of <60 μm in a conical grinder.
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