Filler for paper making process

Filler for paper making process

  • CN 1,965,128 A
  • Filed: 06/08/2005
  • Published: 05/16/2007
  • Est. Priority Date: 06/22/2004
  • Status: Active Application
First Claim
Patent Images

1. comprise the filler that clay and having is up to the cellulose derivative of about 0.65 clean ionic group substitution value.

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