Flexible finishing soft stone or tile
A flexible veneer and stone technology, applied in the field of flexible veneer soft stone or brick "), can solve the problems of difficulty in taking into account flexibility and strength, poor flexibility of veneer materials, insufficient combustion resistance, etc. Variety of colors and good adaptability
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[0069] 30% of cement, 50% of sand, 5% of gypsum, 2% of additives, and 13% (by weight) of high molecular polymers are used as raw materials to prepare flexible facing bricks, wherein the additives are composed of 30% by weight MgO, 40% by weight Fly ash, 5% by weight MgCl 2 , 20% by weight of bentonite, and 5% by weight of coal gangue powder are mixed and ground.
[0070] Described polymer is obtained by following method:
[0071] The chemical structural formula of monomer (I) is:
[0072]
[0073] where R 1 is ethyl, R 2 Isopropyl, n is 6, this monomer is prepared by esterifying polyethylene glycol and ethacrylic acid according to a conventional esterification method, and then reacting the esterified product with ethoxychloride according to a conventional elimination reaction, or it can be directly commercialized Purchased from Fluka-RdH company;
[0074] The chemical structural formula of monomer (II) is:
[0075] The monomer is commercially available from China Ph...
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