Common Thermosetting Polymers Flashcards
(8 cards)
1
Q
What are the properties of epoxy resin?
A
- Good electrical insulator
- Hard
- Brittle unless reinforced
- Resists chemicals well
- Good chemical and wear resistance
2
Q
What are the uses of epoxy resin?
A
- Casting and encapsulation
- Adhesives used to bond different materials
3
Q
What are the properties of melamine formaldehyde?
A
- Stiff
- Hard
- Strong
- Resists some chemicals and stains
- Range of colours
- Odourless
4
Q
What are the uses of melamine formaldehyde?
A
- Laminates for work surfaces
- Electrical insulation
- Tableware
5
Q
What are the properties of polyester resin?
A
- Stiff
- Hard
- Brittle, unless laminated
- Good electrical insulator
- Resists chemicals well
- Tough when laminated with glass fibre
6
Q
What are the uses of polyester resin?
A
- Casting and encapsulation
- Bonding of other materials
- Car bodies
7
Q
What are the properties of urea-formaldehyde?
A
- Stiff
- Hard
- Strong
- Brittle
- Good electrical insulator
8
Q
What are the uses of urea-formaldehyde?
A
- Electrical fittings
- Handles and control knobs (domestic appliance parts)
- Adhesives