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Polymers
Part 1 of Paper
....r grow together or are assembled to produce a single polymer. There are synthetic and natural . Some examples of natural would be wood, starches, fingernails, and hair. Synthetic are usually referred to as plastics. Petroleum, is the primary monomer used to produce . An English chemist named Alexander Parkes was the .... Part 2 of Paper
....tions of block co and composites and intended for use in booster rockets and in materials of Earth-orbiting installations. Most common are usually solid, but a new class of is being introduced in a liquid crystal state.
Although these still have the physical characteristics of liquid, they are structured more like solids. Many liquid crystals are transparent at one temperature and colored at another temperature. This makes them suitable for use in liquid crystal displays, such as in digital .... |
| Number of words: 397 - Approximate pages: 2 |
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