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Inert, thermally stable, tough and high tensile strength: Bottles, pipes, inner insulation (dielectric) of coax cable (see also PTFE), plastic bags, etc. Polypropylene: PP: Resistant to acids and alkalies, High tensile strength: Auto parts, industrial fibers, food containers, liner in bags, dishware and as a wrapping material for textiles and food
In 1944, Kastner sufficiently improved the monomer process and the first patents for Nylon 11 were filed in 1947. [4] The first nylon 11 thread was created in 1950 and full industrial production began with the opening of the Marseilles production facility in 1955, which remains the sole producer of 11-aminoudecanoic acid today.
The currently most-consumed engineering plastic is acrylonitrile butadiene styrene (ABS), used for e.g. car bumpers, dashboard trim and Lego bricks. Engineering plastics have gradually replaced traditional engineering materials such as metal, glass or ceramics in many applications. Besides equalling or surpassing them in strength, weight, and ...
English: Material comparison plot for Strength versus density. The guidelines for minimum weigth design are added. The strength for each group of materials is: Metal and polymers: Yield Strength; Ceramics: Compresive Strength; Elastomers: Tensile Tear Strength; and; Composites: Tensile Failure.
Polymer engineering is generally an engineering field that designs, analyses, and modifies polymer materials. Polymer engineering covers aspects of the petrochemical industry, polymerization, structure and characterization of polymers, properties of polymers, compounding and processing of polymers and description of major polymers, structure property relations and applications.
For equal mass and construction, polypropylene rope is similar in strength to polyester rope. Polypropylene costs less than most other synthetic fibers. Polypropylene is also used as an alternative to polyvinyl chloride (PVC) as insulation for electrical cables for LSZH cable in low-ventilation environments, primarily tunnels. This is because ...
Synthetic materials include nylon, polypropylene and surgical steel all of which are monofilaments with great tensile strength. [2] Nylon (monofilaments, Dermalon, Ethilon) Description: polyamide; Advantages/disadvantages: Excellent tensile strength. However, poor handling and poor knot security due to high material memory.
Nylon 12 exhibits properties between short chain aliphatic nylons (e.g., nylon 6 and nylon 66) and polyolefins. [3] At 178-180 °C, the melting point of nylon 12 is the lowest among the important polyamides. Its mechanical properties, such as hardness, tensile strength, and resistance to abrasion, are similar to those of nylon 6 and nylon 66.