Acrylic resins are

Options

A. Colourless and transparent
B. Dark brown and thermosetting
C. Dark brown and thermoplastic
D. White like milk

Answer

### Step-by-Step Text Solution:

1. **Definition of Acrylic Resins**: Acrylic resins are a type of synthetic polymer made from acrylic acid or its derivatives. They are known for their clarity, durability, and resistance to UV light.

2. **Physical Appearance**: Acrylic resins can appear in various forms, including colorless and transparent, dark brown, or even white like milk. This versatility in appearance makes them suitable for a wide range of applications.

3. **Thermoplastic Properties**: Acrylic resins are classified as thermoplastics. This means that when they are heated, they become soft and pliable. Upon cooling, they harden again, allowing them to be molded into different shapes.

4. **Applications**: Due to their properties, acrylic resins are widely used in products such as lenses, displays, and various types of coatings. Their clarity and resistance to weathering make them ideal for outdoor applications.

5. **Conclusion**: In summary, acrylic resins are versatile thermoplastic materials that can be colorless, transparent, or opaque, and they have a wide range of applications due to their unique properties.