Use technology for producing microcrystalline cellulose with sulfated waste cotton velvet

Use technology for producing microcrystalline cellulose with sulfated waste cotton velvet

CN
  • CN 1,081,185 A
  • Filed: 07/04/1992
  • Published: 01/26/1994
  • Est. Priority Date: 07/04/1992
  • Status: Abandoned Application
First Claim
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1. , a kind of technology for producing microcrystalline cellulose with sulfated waste cotton velvet method of using, it is characterized in that constituting:

  • 1, and operation;

    the useless suede of the sulfation of discharging in the cotton seed processing is immersed in the basic solution by following technological process, heated and stirred is filtered then, again with drying behind clear water washing, the removal impurity;

    2, degradation and bleaching;

    the velveteen after will neutralizing immerses the chlorine bleach liquor, and insulation is soaked, and filters then,, dries to neutral with the clear water washing;

    3, baking operation;

    dry to water content and be lower than below 5%;

    4, crushing screening operation;

    pulverized 100~

    200 mesh sieves.

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