12/24/2011

Furnish characteristics Partient To Papermaking Chemistry

Part 1. Resident Species

These species are present at various concentrations comprising the composite consistency of approximately 0.5 %.

This is resident species of a papermaking furnish :
  1. Dissolved electrolytes
  2. Suspended fibers
  3. Suspended fiber fines
  4. Suspended filler particles
  5. Water
  6. Surface - active molecules (either alone or as aggregates). Examples : detergents, dispersant, wood extractives, and defoamers.
  7. Dissolved polyelectrolytes. Examples : polyacrylamides, cationic starch, and wet strength agents.
  8. Aggregated sizing molecules.
Remember it !!!!!!!!!

No comments:

Post a Comment