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The Colouring of Plastic: The basic colours (original colour) of most
of the plastic that we use in daily life are white, yellowish or
transparent. Other colours have to be added before or after the production
process. At present, mainly 3 basic colouring methods are adopted:
- Pigment
All these methods are used with the materials and the colour are well mixed prior to the beginning of production. We also have various Additives supply.| Pigment | Masterbatch | Colour Compounding | |
| Production Waste | Large | Little | Little |
| Flexibility | Large | Large | Little |
| Environmental Friendly | No | Yes | Yes |
| Price | Low | Mid | High |
| Production Lead Time | Fast | Mid | Slow |
| Stock Burden | Small | Small | Huge |
| Cleaning | Hard | Easy | Easy |
| Colour Consistency | Low | High | High |
| Colour Strength | Low | High | High |
| Reproducibility | Low | High | High |
| Black/Colour specks | Many | Little | Many |
| Influence on Mechanical Properties | Small | Small | Large |
For further information, please e-mail to:
dg.marketing@nhh.com.hk.

Pigment