Production technology of paper and products thereof

Production technology of paper and products thereof

  • CN 102,373,649 B
  • Filed: 08/23/2010
  • Issued: 11/16/2016
  • Est. Priority Date: 08/23/2010
  • Status: Active Grant
First Claim
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1. a production technology for paper, mainly include refining step, step with slurry,Manufacture paper with pulp step, drying steps, applying glue step, ornamenting procedure of processing, it is characterised in that:

  • Before approach flow is manufactured paper with pulp, in slurry, add carboxymethyl hydroxypropyl cellulose, andIt is 0.01~

    3.0 that this carboxymethyl hydroxypropyl cellulose accounts for the mass ratio of paper pulp oven-dry weight%;

    Before approach flow is manufactured paper with pulp, adding before carboxymethyl hydroxypropyl cellulose orAdd wet strength agent after person, and mix homogeneously with carboxymethyl hydroxypropyl cellulose;

    DescribedWet strength agent is at least Lauxite, melamine formaldehyde resin, polyamide polyamines ringOxygen chloropropane resin, polyamide epichlorohydrin resin, polycarboxylic acids, chitosan, dialdehyde form sedimentOne of powder, Biformyl one acrylamide grafted copolymer and polymine;

    Described wetIt is 0.01%~

    5.0% that the addition of strong agent accounts for the mass ratio of paper pulp oven-dry weight.

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