Adhesives

1. Adhesives Michael Butala Thomas Montgomery Ryan Reinhardt

2. Presentation Outline • Types of Welding • How Adhesives Work • Thermoplastic Adhesion • Thermosetting Adhesion • Common Joints for Adhesion • Special Considerations • Conclusion

3. Types of Welding • Ultrasonic • Hot Gas • Spin (Friction) • Adhesive

4. Adhesive Process • Adhesive Applied • The Parts are Joined • Bond hardens

5. Types of Thermoplastic Bonding • Monomer Cements • Solvent Cements

6. Types of Thermoplastic Adhesives • Cellulose Acetate • Cellulose Acetate Butyrate • Cellulose Nitrate • Polyvinyl Acetate • Polyamide • Acrylic

7. Types of Thermosetting Bonding • Catalyze Bonding • Flexible Sheets

8. Types of Thermosetting Adhesives • Cyanoacrylate • Polyester + Isocyanate • Urea Formaldehyde • Melamine Formaldehyde • Epoxy Blends • Acrylate Acid Ester

9. Common Types of Joints • Self Aligning • Tongue and Groove • “V” Joint • Lap Joint • Align Dependant • Butt Joint • Beveled Joint • Other Joints • Multiple Tongue and Groove • Tenon Joint

10. Self Aligning Joints • Tongue and Groove • “V” Joint • Lap Joint

11. Align Dependant Joints • Butt Joint • Beveled Joints

12. Other Joint Considerations • Multiple Tongue and Groove • Tenon Joint

13. Special Considerations • Chemical Resistance between Adhesive and Part • Too High • Too Low • Joint Designs • Application of bonded parts

14. Applications of Adhesive Welding • Vinyl Floors • Plumbing Applications • Models • Repair Broken Parts • Computer Applications • Automobile Components

15. Conclusion • Used for Thermoplastic and Thermoset Mat’ls • Thermoplastic (Monomer/Solvent) • Thermoset (Catalyze/Flexible Sheets) • Self-Align Joints • Align Dependant • Considerations • Applications