Paper/Board   Tissue
Wet end chemistry
- 4 Total hours
- 8 Courses
- Available languages : French, English & Spanish
- Compatible with : computer, tablet & telephone
- Internet access requested
- Unlimited access for a year
- Log in informations sent within 48hours
- To distinguish the components of pulp and water
- To explain the role of each chemical and to identify their introduction points in your mill
- To manage chemicals according to the paper quality required and the machine operation
- To read, interpret and analyze chemical related measurements
- Operators (from new to experimented), technicians and new comers engineers working in Paper/Board and Tissue Industries
- Technicians and new comers engineers working in related domain of Paper/Board and Tissue Industries
The chemistry of the pulp components (15mins)
- Fibers nature and chemistry
- Colloides origin and chemistry
- Other chemical components of the pulp and process water

Products discovery (10mins)
- The types of products
- Size matters
- Products introduction points in the process

Basics of chemical reactions (10mins)
- Mechanical reactions
- Electrical reactions
- Other types of reactions

Control measurements (60mins)
- Goal of the control measurements in the process water and pulp
- Description of the control measurments
- Sampling
- Interpretation of the control measurements

Characteristic agents (70mins)
- Dry and wet strength agents and properties developpment
- Sizing agents and sizing devloppement
- The fillers and optical agents

Process agents (40mins)
- Fixation agents
- Retention aids
- Antifoam and biocides

Chemistry management (20mins)
- Basic rules to manage chemical products
- Dosage Optimisation
- Interaction between the products

Safety (15mins)
- Chemistry and safety
- Good actions to adopt
- Risks management
