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High temperature bio-char carbonization and micron grinding and classification for inclusion into master batch polymerization

  • US 10,619,102 B2
  • Filed: 04/26/2019
  • Issued: 04/14/2020
  • Est. Priority Date: 04/27/2018
  • Status: Active Grant
First Claim
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1. A process for creating a mixture of micron-sized charred hemp comprising:

  • rough cutting a portion of hemp stalk, said portion of hemp stalk comprising fiber and hurd materials;

    charring the portion of hemp stalk at a temperature of greater than 1100°

    Celsius to create a char material;

    milling the char material to create a milled char;

    classifying the milled char with a classification system of less than 10 micron size to create a fraction of hemp char particles;

    collecting a desired fraction from the classification system of hemp char particles of less than 10 microns in size.

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