Red-mud-based one-step-process geopolymer grouting material and preparation method thereof
A technology for grouting materials and geopolymers, which is applied in the field of red mud-based one-step geopolymer grouting materials and its preparation, can solve the problems of difficult storage of alkali activators, difficult quality control, complicated process, etc. Effects of large-scale popularization and application, reduction of engineering cost, and simple preparation method
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Embodiment 1
[0044] One-step red mud base polymer grouting material, the raw materials include the following components: 60 parts of red mud, 25 parts of active aluminum silicon source, 10 parts of solid alkali activator, and 5 parts of additives;
[0045] The red mud is Bayer process red mud, the active aluminum silicon source is blast furnace slag, the solid alkali activator is slaked lime, and the additive is sodium polyacrylate.
[0046] The preparation method of one-step red mud base polymer grouting material comprises the following steps:
[0047] 1) Preliminarily crush the red mud and pass it through a 5mm sieve, and dry it at 105°C for later use;
[0048] 2) pass the raw material of active aluminum silicon source through a 5mm sieve, and dry it at 105°C for later use;
[0049] 3) Preliminarily crush the solid base activator and pass it through a 5mm sieve, and dry it at 105°C for later use;
[0050] 4) Put the newly broken and dried red mud, active aluminum-silicon source and sol...
Embodiment 2
[0054] One-step red mud base polymer grouting material, the raw materials include the following components: 70 parts of red mud, 15 parts of active aluminum silicon source, 12 parts of solid alkali activator, 3 parts of additives;
[0055] The red mud is sintered red mud; the active aluminum silicon source is a mixture of ash and silica fume, the mass ratio is 1:1; the solid alkali activator is a mixture of caustic soda and desulfurized gypsum, and the mass ratio is 1:1; the additive It is a polycarboxylate water reducer.
[0056] The preparation method of one-step red mud base polymer grouting material comprises the following steps:
[0057] 1) Preliminarily crush the red mud and pass it through a 5mm sieve, and dry it at 105°C for later use;
[0058] 2) pass the raw material of active aluminum silicon source through a 5mm sieve, and dry it at 105°C for later use;
[0059] 3) Preliminarily crush the solid base activator and pass it through a 5mm sieve, and dry it at 105°C f...
Embodiment 3
[0064] One-step red mud base polymer grouting material, the raw materials include the following components: 65 parts of red mud, 17 parts of active aluminum silicon source, 15 parts of solid alkali activator, and 3 parts of additives;
[0065] The red mud is a mixture of Bayer red mud and sintering red mud with a mass ratio of 1:1; the active aluminum silicon source is silica fume; the solid alkali activator is caustic soda; the additive is polycarboxylate water reducer.
[0066] The preparation method of one-step red mud base polymer grouting material comprises the following steps:
[0067] 1) Preliminarily crush the red mud and pass it through a 5mm sieve, and dry it at 105°C for later use;
[0068] 2) pass the raw material of active aluminum silicon source through a 5mm sieve, and dry it at 105°C for later use;
[0069] 3) Preliminarily crush the solid base activator and pass it through a 5mm sieve, and dry it at 105°C for later use;
[0070] 4) Put the newly broken and d...
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