The filler that is used for papermaking process

The filler that is used for papermaking process

  • CN 101,871,181 A
  • Filed: 12/20/2004
  • Published: 10/27/2010
  • Est. Priority Date: 12/22/2003
  • Status: Active Application
First Claim
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1. filler, its substitution value that comprises calcium salt and clean ionic group is 0.65 cellulose derivative at the most, this filler not fiber of cellulose or lignocellulose or fibrillation substantially wherein, wherein the cellulose derivative of 10wt% is adsorbed on or is connected on the calcium salt at least.

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