Abalone shell pearl layer powder and processing method thereof

Abalone shell pearl layer powder and processing method thereof

  • CN 103,623,005 B
  • Filed: 12/05/2013
  • Issued: 04/12/2017
  • Est. Priority Date: 12/05/2013
  • Status: Active Grant
First Claim
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1. a kind of preparation method of abalone shell pearl layer powder, it is characterised in that:

  • With abalone shells as raw material, using acid solution, picklingIn removal abalone shells, the Calcium Carbonate of non-aragonitic structure, horny layer, prismatic layer, outer layer excipuliform are dashed forward and algal pigment impurity, produce toolThere is the sheets of nacre of abalone shell of aragonite structure, obtained nacreous layer has the original pearly luster of abalone shells internal layer, hull shape percentage of head riceFor 90.8%;

    Described acid solution is not less than 2mol/L for hydrogen ion concentration;

    Described pickling is gone the removal of impurity, produces nacreous layer,Removal of impurity >

    =91%;

    Nacreous layer obtains nacreous layer Jing solid-liquid separation, after being washed to washing liquid in neutral, dry, grinding and processingPowder, the characteristics of obtained Margarita layer powder has acid-soluble, alkali-insoluble and water-insoluble, aragonite calcium carbonate content >

    =94%.

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