Plastics 0.0 / 5 ? Design Technology: Product Designplastics and polymersA2/A-levelAQA Created by: xellemayxCreated on: 10-01-19 21:11 What are the characteristics of Thermo-plastic? -Can be heated and reshaped as many times as needed -usually in plastic sheets -it softens at low temperatures (-100 degrees) 1 of 5 What are the characteristics of Thermosetting plastic? -Can be put in heat -can only be set once 2 of 5 What are the names of 4 types of thermosetting plastics? - Polyester resin -Proxy resin -Melamine Formaldehyde -Urea Formaldehyde 3 of 5 What are the characteristics of Elastomers? -look like little springs under a microscope -spring back to original shape but can be distorted -they are long chain molecules 4 of 5 What are the names of 4 types of Elastomers? -Silicone -Natural Rubber (polyisoprene) -Butadiene Rubber (BR) -Neoprene (Polychloroprene Rubber) 5 of 5
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