Novel creping adhesives and methods to monitor and control their application

Novel creping adhesives and methods to monitor and control their application

  • CN 104,718,326 A
  • Filed: 10/18/2013
  • Published: 06/17/2015
  • Est. Priority Date: 10/22/2012
  • Status: Active Application
First Claim
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1. make the method that paper web creases, described method comprises:

  • Prepare adhesive composition, described adhesive composition has the pH between 6.5 and 8 and comprises containing the one or more of vinylamines/N-vinyl formamide polymers of 10 mole percents to the vinylamine monomer of about 99 mole percents and the about 90 mole percents extremely N-vinylformamide monomer of about 1 mole percent of having an appointment, then make described polymer and halogen organic acid react, carboxyl carbon described in described organic acid is become and is covalently combined with the ammonia nitrogen of described polymer;

    Described adhesive composition is applied to the cylinder that creases;

    Described paper web is pressed to cause described paper web to the bonding of the described cylinder that creases near the described cylinder that creases;

    AndFrom the described cylinder that creases, described paper web is shifted out with scraper.

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