Composite photocatalytic pervious concrete and preparation method thereof
A technology of permeable concrete and composite photocatalysis, applied in the field of building materials, can solve the problems of falling on the ground, entering rivers and lakes through surface runoff or infiltrating into groundwater through permeable concrete pavement, limiting the scope of application, environmental pollution, etc. Mass production and application, simple preparation method, and the effect of purifying surface runoff
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[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than Full examples. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0028] The preparation method of composite photocatalyst used in the embodiment of the present invention is:
[0029] Step 1: Put 10-50g of urea into a crucible, raise the temperature in a muffle furnace to 580°C at a constant temperature of 4 hours at a rate of 10°C / min, take it out, lower it to room temperature, grind and sieve, and prepare a photocatalyst for use;
[0030] Step 2: Mix the phot...
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