2013年8月26日星期一

metal soaps waterproofing agent formulation and production process

 First, the concept
Metal soaps waterproofing agents known to avoid water slurry, based fatty acid soap, sodium carbonate, potassium hydroxide, etc. variety of organic compounds, inorganic complex composition, a waterproof, moisture, enhance and plasticization.
Metal soaps organic pigments  Appearance Milky white liquid waterproofing agent, a plasticizing effect, can reduce the water-cement ratio, after mixed with cement to form insoluble substances, the mortar filling small gap and clogging the capillary channel walls forming hydrophobic membrane, to improve cement mortar compactness and impermeability.
Second, the formulation and production process
Recipe: stearic acid (4.10%), sodium carbonate (0.15%), potassium hydroxide (0.72%), ammonia (3.16%) and water (91.87%).
Production process:
First, the  dibasic lead phosphate acid heated to melt on the pot, and then 1/2 the amount of water in the other pot was heated to 50-60 ℃, followed by adding sodium carbonate and kept constant.
Good will melt slowly adding stearic acid and quickly stir, this time will produce a lot of bubbles, to prevent overflow. All will be half of stearic acid added slowly added to the stirred water into soap.
When the  titanium dioxide soap is cooled to below 30 ℃ by adding a certain amount of ammonia stir, then use soap 0.6mm sieve sieve to remove blocks, granules and foam, the filtrate in a sealed plastic drum in a cool Department store.

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