Preparation method of efficient biofilm forming material, and preparation method of biofilm forming filler

[0052]The method for preparing a high-efficiency biological film-hanging material provided by the present invention includes the following steps:

[0053]Step 1: Shape processing of weakly magnetic porous materials

[0054]Remove the surface edges and corners of the weakly magnetic porous material with a particle size of 30-50mm, high rare earth content, and a surface magnetic field intensity of 0.11-60mT, and then use a fan to blow off the surface dust for use;

[0055]The composition table of the weak magnetic porous material is as follows:

[0056]

[0057]Step 2: Preparation of weak magnetic porous material surface modifier

[0058]Use Fe2O3 to Fe３+Calculate and potassium hydroxide, in OH-Add it to 3.5-4.5 cubic meters of water, mix and stir evenly, and let it stand for 36h-48h under the condition of 30-50 degrees for standby. Among them, the total of ferric oxide and potassium hydroxide The weight is 95~105Kg;

[0059]Step 3: Surface modification of weakly magnetic porous materials

[0060]Pour the prepa

[0074]Example 1, a method for preparing a high-efficiency biofilm-hanging material, including the following steps:

[0075]Step 1: Shape processing of weakly magnetic porous materials

[0076]1. The selected place of origin is Baiyun Obo in Inner Mongolia, southern Jiangxi, northern Guangdong, Liangshan in Sichuan, Weishan in Shandong, Fujian and other places. The content of rare earth elements formed by volcanic eruptions is relatively high, with strong magnetism and low far infrared characteristics. Weak magnetic porous material, commonly known as biofilm material.

[0077]The composition of the weakly magnetic porous material is as follows:

[0078]

[0079]2. Select the weakly magnetic porous material with a particle size of 40mm block, such asfigure 1 .

[0080]3. Put the above-mentioned massive weak magnetic porous material into the mixer, the filling amount is 50% of the maximum filling capacity of the mixer, turn on the mixer, and adjust the speed to 35r / min.

[0081]4. Observe the shape of the w

[0095]Embodiment 2, a method for preparing a high-efficiency biofilm-hanging material, including the following steps:

[0096]Step 1: Shape processing of weakly magnetic porous materials

[0097]1. The selected place of origin is Baiyun Obo in Inner Mongolia, southern Jiangxi, northern Guangdong, Liangshan in Sichuan, Weishan in Shandong, Fujian and other places. The content of rare earth components formed by volcanic eruptions is relatively high, with strong magnetism and low far infrared characteristics. Weak magnetic porous material, commonly known as biofilm material.

[0098]The composition of the weakly magnetic porous material is as follows:

[0099]

[0100]2. Select the weakly magnetic porous material with a particle size of 50mm block, such asfigure 1 .

[0101]3. Put the above-mentioned massive weak magnetic porous material into the mixer, the filling amount is 30% of the maximum filling capacity of the mixer, turn on the mixer, and adjust the speed to 15r / min.

[0102]4. Observe the shape of