Degradable soil moisture preserving liquid film and its prepn
A technology of liquid film and soil, applied in the direction of soil conditioning materials, chemical instruments and methods, applications, etc., can solve the problems of poor storage, poor processing performance, and inability to combine the land surface into one body, and achieve the effect of simple and easy to use
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[0017] Below in conjunction with specific embodiment is described further, degradable soil moisture retention liquid film of the present invention is made of following raw material: (weight unit KG)
[0018] (1) Vinyl acetate 4 hydroxybutyrate 1 hydroxyvalerate 1
[0019] Modified starch 3 calcium carbonate 3 water 88
[0020] (2) Vinyl acetate 10 hydroxybutyrate 3 hydroxyvalerate 3
[0021] Modified starch 8 calcium carbonate 8 water 120
[0022] (3) Vinyl acetate 5 hydroxybutyrate 1.5 hydroxyvalerate 1.5
[0023] Modified starch 4 calcium carbonate 4 water 100
[0024] (4) Vinyl acetate 7 hydroxybutyrate 2.5 hydroxyvalerate 2.5
[0025] Modified starch 6 Calcium carbonate 6 The water of 85% of the total weight of the aforementioned raw materials
[0026] Its manufacturing method is as follows: the first three raw materials are used to make a resin, and then the resin is made into an aqueous solution under indirect heating at 80-100 ° C, and after cooling, it is mixed wi...
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