Preparation method for anticorrosive antibacterial wood fiber composite
A wood fiber, anti-corrosion and anti-bacterial technology, which is applied to the device, coating, special surface and other directions of coating liquid on the surface. , Improve the effect of anti-corrosion and antibacterial durability, and widely promote the application value
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[0029] Example 1:
[0030] A preparation method of the anticorrosive and antibacterial wood fiber composite material of the present invention includes the following steps:
[0031] (1) Fully mix camphor wood fiber with 3% calcium silicate and 3% magnesium sulfate, and then apply 5% modified urea-formaldehyde resin adhesive and 1% paraffin to perform hot pressing (the hot pressing temperature is 170 ℃, the hot pressing time is 0.3min / mm, and the hot pressing pressure is 5MPa) to prepare wood fiber composites;
[0032] (2) Add nano-aluminum oxide to absolute ethanol, and ultrasonically treat it for 50 minutes to prepare a nano-aluminum oxide suspension with a mass concentration of 0.5%;
[0033] Weigh 5g polydimethylsiloxane and 500mL hexane and mix it as solution A, weigh 1g polyamide and 500mL hexane and mix it as solution B, continue to stir solution A and solution B respectively for 20 minutes, and then combine solution A and solution B mix, continue stirring for 20 minutes to prep...
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[0038] Example 2:
[0039] A preparation method of the anticorrosive and antibacterial wood fiber composite material of the present invention includes the following steps:
[0040] (1) Fully mix ginkgo wood fiber with 5% calcium phosphate and 5% zinc borate, apply 7% modified urea-formaldehyde resin adhesive and 1% paraffin, and perform hot pressing (the hot pressing temperature is 160℃, hot The pressing time is 0.5min / mm, the hot pressing pressure is 5MPa), and the wood fiber composite is prepared;
[0041] (2) Weigh nanometer titanium dioxide into a large beaker, add absolute ethanol, and ultrasonically treat it for 50 minutes to prepare a nanometer titanium dioxide suspension with a mass concentration of 1.0%;
[0042] Weigh 10g polydimethylsiloxane and 500mL hexane and mix it as solution A, weigh 2g aminoethylpiperazine and 500mL hexane and mix it as solution B, continue to stir solution A and solution B respectively for 20 minutes, and then mix the solution Mix A with solution B...
Example Embodiment
[0047] Example 3:
[0048] A preparation method of the anticorrosive and antibacterial wood fiber composite material of the present invention includes the following steps:
[0049] (1) Fully mix the cinnamon wood fiber with 7% calcium carbonate and 7% calcium phosphomolybdate, apply 9% modified urea-formaldehyde resin adhesive and 1% paraffin, and perform hot pressing (the hot pressing temperature is 170℃ , The hot pressing time is 0.2min / mm, the hot pressing pressure is 5MPa), and the wood fiber composite is prepared;
[0050] (2) Weigh nano-zinc oxide and place it in a large beaker, add absolute ethanol, and ultrasonically treat it for 50 minutes to prepare a suspension of nano-zinc oxide with a mass concentration of 1.5%;
[0051] Weigh 15g polydimethylsiloxane and 500mL hexane and mix it as solution A, weigh 3g trimethylhexamethylenediamine and 500mL hexane and mix it as solution B, and keep stirring solution A and solution B respectively for 20min , Then mix solution A and solut...
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