Process for production of precipitated lignin from black liquor and precipitated lignin produced by the process

Process for production of precipitated lignin from black liquor and precipitated lignin produced by the process

  • CN 103,080,417 A
  • Filed: 07/07/2011
  • Published: 05/01/2013
  • Est. Priority Date: 07/07/2010
  • Status: Active Application
First Claim
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1. from the method for black liquor manufacturing precipitation lignin, wherein said method may further comprise the steps:

  • -provide black liquor to flow,-at the described black liquor stream of the Temperature Treatment that improves, and-from described heat treated black liquor precipitation lignin.

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