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15 Cards in this Set
- Front
- Back
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Monomer |
the simplest molecule in a chain of polymer. |
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Nylon |
a superior synthetic fibre made by polymerisation of amide molecules. |
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Plastic |
a material which can be easily moulded into various forms. |
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Polyester |
a plastic material prepared by poly-merisation of amide molecules. |
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Dacro |
a synthetic fibre obtained by polymerising molecules of pthalic acid & ethen glycol. |
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Polymer |
a product obtained by combination of large no of monomers in a straight or crossed chain. |
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Polymerisation |
the process of combining monomers to form polymers. |
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Polythene |
a plastic material obtained by polymerisation of ethene gas. |
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Polyvinyl chloride |
a plastic material prepared by polymerisation of vinyl chloride. |
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Rayon |
a regenerated cotton fibre obtained by using chemical methods. |
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Teflon |
a plastic material obtained by polymerisation of tetrafluoroethene. |
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Thermoplastics |
are made of straight - chain polymers which can be melted & moulded intodesire shape again & again. |
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Thermosetting plastics |
are made of highly cross - linked polymers & can be melted & setinto shape only once. |
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Collapsible |
able to be folded into a more compact shape. |
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Resistance |
opposition offered by a body or asubstance. |
