'Thermosetting plastics' diaporamas de présentation

Plastics (Polymers)

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POLYMERS

POLYMERS. Thermoplastics. Thermoplastics soften when heated and can be moulded into required shapes when in this state. They will harden again on cooling. By heating and cooling, they can be softened and heated over and over again. Thermosetting plastics.

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Plastics

Plastics. Design and Manufacture. Plastics the basics. Natural plastics: fossilised tree resin and latex Form of rubber Synthetic plastics: Chemically manufactured from carbon based materials such as crude oil, coal and gas

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PLASTICS

PLASTICS. Francisco Carballo (Cheko). PLASTICS. Contents. Introduction Structure of plastics Properties of plastics Types of plastics Thermoplastics Thermosetting plastics (thermosets) Manufacturing with plastics. Processes Extrusion Extrusion blow-moulding Injection moulding

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Crowe2008

Addition polymerization of alkenes. Connector - Draw the major addition products for the reactions between i) Br 2 & ii) HBr with: propene, but-1-ene, but-2-ene, and 2-methylpropene.

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Plastics and their uses

Plastics and their uses. High Density Polythene Low Density Polythene Polyvinyl Chloride Polystyrene Nylon Cellulose Acetate Acrylic Polypropylene ABS Epoxy Resin Melamine Formaldehyde Polyester Resin Glass Reinforced Plastic Carbon Fibre Plastics Elastomers. All Plastics fall within two groups.

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SYNTHETIC FIBRES AND PLASTICS

SYNTHETIC FIBRES AND PLASTICS. Ms. ANUPAMA SINGH. PLASTICS. It is a polymer which can be moulded into various shapes, can be recycled , remoulded and reused . TYPES OF PLASTICS. Plastics are of two types: Thermoplastics Thermosetting plastics. THERMOPLASTICS.

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Plastics

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Plastics

Design and manufacture. Plastics. Plastics.

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Polymers

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Plastics

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COMPOSITE MATERIALS ?. ???? ???? ???? ???? ?????? 1-8

??????? ?????????? ???? ??????? ??? ??????? ??????????? ???? ?????? ????? 3. COMPOSITE MATERIALS ?. ???? ???? ???? ???? ?????? 1-8. MATRIX MATERIALS. -There are two basic categories of polymer matrices: -Thermoplastics -Thermoset plastics

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Plastics and Synthetic Fibres

Plastics and Synthetic Fibres. Learning outcomes for Topic 8. Plastics and Synthetic Fibres. What are most plastics and synthetic fibres made from? What is meant by the word synthetic in this context? What does biodegradable mean?. Synthetic Fibres .

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Knowledge O rganiser Year 9 Materials and their Working Properties

Paper and boards are usually made from wood pulp and convert to their final forms at a paper mill. Other cellulose sources can include textiles such as cotton, where resulting paper, known as rag paper, can be very high quality and can last many hundreds of years.

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Plastics

Plastics. Natural plastics Synthetic plastics: Thermosetting plastics Thermoplastics. Natural plastics. Amber is fossilised tree resin and is found in lumps which can be carved for jewellery and other decorative products

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THERMO PLASTICS

click here. for main menu. These plastics possess a common property, they soften when heated and are often used in schools to vacuum form shapes. Usually, when heated and formed into a shape - if reheated they return to their original shape.

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